fix issue in gfile.MainPkgPath

add encoding package unit test

.travis.yml

@@ -1,7 +1,6 @@
 language: go
 
 go:
-  - "1.10.x"
   - "1.11.x"
   - "1.12.x"
 
@@ -11,29 +10,29 @@ branches:
   - develop
 
 env:
-  - GO111MODULE=on
+- GO111MODULE=on
 
 services:
-  - mysql
-  - redis-server
+- mysql
+- redis-server
 
 addons:
   hosts:
-    - local
+  - local
 
 before_install:
-  - pwd
+- pwd
 
 install:
-  - cat /etc/hosts
+- cat /etc/hosts
 
 script:
-  - cd g
-  - GOARCH=386 go test -v ./...
-  - GOARCH=amd64 go test -v ./... -race -coverprofile=coverage.txt -covermode=atomic
+- cd g
+- GOARCH=386 go test -v ./...
+- GOARCH=amd64 go test -v ./... -race -coverprofile=coverage.txt -covermode=atomic
 
 after_success:
-  - bash <(curl -s https://codecov.io/bash)
+- bash <(curl -s https://codecov.io/bash)
 
 
 

README.MD

@@ -5,9 +5,8 @@
 [![Build Status](https://travis-ci.org/gogf/gf.svg?branch=master)](https://travis-ci.org/gogf/gf) 
 [![Go Report](https://goreportcard.com/badge/github.com/gogf/gf)](https://goreportcard.com/report/github.com/gogf/gf) 
 [![Code Coverage](https://codecov.io/gh/gogf/gf/branch/master/graph/badge.svg)](https://codecov.io/gh/gogf/gf/branch/master)
+[![Production Ready](https://img.shields.io/badge/production-ready-blue.svg)](https://github.com/gogf/gf)
 [![License](https://img.shields.io/github/license/gogf/gf.svg?style=flat)](https://github.com/gogf/gf)
-[![Language](https://img.shields.io/badge/language-go-blue.svg)](https://github.com/gogf/gf)
-[![Release](https://img.shields.io/github/release/gogf/gf.svg?style=flat)](https://github.com/gogf/gf/releases)
 
 <!--
 GoFrame is a modular, loose-coupled, production-ready and most-powerful application development framework of golang. Providing a series of core components and dozens of practical modules, such as: cache, logging, containers, timer, validator, database orm, etc. Supporting web server integrated with router, cookie, session, logger, configure, template, https, hooks, rewrites and many more features. 
@@ -31,7 +30,7 @@ golang version >= 1.9.2
 
 # Documentation
 
-* [GoDoc](https://godoc.org/github.com/gogf/gf)
+* [APIDoc](https://godoc.org/github.com/gogf/gf)
 * [中文文档](https://goframe.org)
 
 # Architecture
@@ -65,30 +64,38 @@ func main() {
 
 `GF` is licensed under the [MIT License](LICENSE), 100% free and open-source, forever.
 
+
 # Contributors
 
-- [johng](https://gitee.com/johng)
-- [zhaopengme](https://github.com/zhaopengme)
-- [wenzi1](https://gitee.com/wenzi1)
-- [zseeker](https://gitee.com/zseeker)
-- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [aloncn](https://github.com/aloncn)
 - [chenyang351](https://github.com/chenyang351)
-- [wxkj](https://gitee.com/wxkj)
-- [wxkj001](https://github.com/wxkj001)
-- [zhangjinfu](https://gitee.com/zhangjinfu)
 - [garfieldkwong](https://gitee.com/garfieldkwong)
+- [hailaz](https://gitee.com/hailaz)
+- [johng](https://johng.cn)
+- [jroam](https://github.com/jroam)
+- [pibigstar](https://github.com/pibigstar)
 - [qq1054000800](https://gitee.com/qq1054000800)
+- [qq976739120](https://github.com/qq976739120)
+- [wenzi1](https://gitee.com/wenzi1)
+- [wxkj001](https://github.com/wxkj001)
+- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [youyixiao](https://github.com/youyixiao)
+- [zhangjinfu](https://gitee.com/zhangjinfu)
+- [zhaopengme](https://github.com/zhaopengme)
+- [zseeker](https://gitee.com/zseeker)
 
 # Donators
 
+- [flyke-xu](https://gitee.com/flyke-xu)
+- [hailaz](https://gitee.com/hailaz)
+- [ireadx](https://github.com/ireadx)
+- [mg91](https://gitee.com/mg91)
+- [pibigstar](https://github.com/pibigstar)
 - [tiangenglan](https://gitee.com/tiangenglan)
+- [wxkj](https://gitee.com/wxkj)
 - [zhuhuan12](https://gitee.com/zhuhuan12)
 - [zfan_codes](https://gitee.com/zfan_codes)
-- [hailaz](https://gitee.com/hailaz)
-- [mg91](https://gitee.com/mg91)
-- [wxkj](https://gitee.com/wxkj)
-- [pibigstar](https://github.com/pibigstar)
-- [flyke-xu](https://gitee.com/flyke-xu)
+
 
 
 

README_ZH.MD

@@ -5,9 +5,8 @@
 [![Build Status](https://travis-ci.org/gogf/gf.svg?branch=master)](https://travis-ci.org/gogf/gf) 
 [![Go Report](https://goreportcard.com/badge/github.com/gogf/gf)](https://goreportcard.com/report/github.com/gogf/gf) 
 [![Code Coverage](https://codecov.io/gh/gogf/gf/branch/master/graph/badge.svg)](https://codecov.io/gh/gogf/gf/branch/master)
+[![Production Ready](https://img.shields.io/badge/production-ready-blue.svg)](https://github.com/gogf/gf)
 [![License](https://img.shields.io/github/license/gogf/gf.svg?style=flat)](https://github.com/gogf/gf)
-[![Language](https://img.shields.io/badge/language-go-blue.svg)](https://github.com/gogf/gf)
-[![Release](https://img.shields.io/github/release/gogf/gf.svg?style=flat)](https://github.com/gogf/gf/releases)
 
 `GF(Go Frame)`是一款模块化、松耦合、生产级Go应用开发框架。提供了常用的核心开发组件，如：缓存、日志、文件、时间、队列、数组、集合、字符串、定时器、命令行、文件锁、内存锁、对象池、连接池、数据校验、数据编码、文件监控、定时任务、数据库ORM、TCP/UDP组件、进程管理/通信、
 并发安全容器等等。并提供了Web服务开发的系列核心组件，如：Router、Cookie、Session、服务注册、配置管理、模板引擎等等，支持热重启、热更新、多域名、多端口、多服务、HTTPS、Rewrite等特性。
@@ -31,7 +30,6 @@ go get -u github.com/gogf/gf
 ```
 require github.com/gogf/gf latest
 ```
-> 如果您是从旧版本`1.x`升级到`1.5.0`那么请参考：[1.x升级到1.5.0](https://goframe.org/upgradeto150)
 
 # 限制
 ```shell
@@ -87,25 +85,32 @@ func main() {
 
 # 贡献者
 
-- [johng](https://gitee.com/johng)
-- [zhaopengme](https://github.com/zhaopengme)
-- [wenzi1](https://gitee.com/wenzi1)
-- [zseeker](https://gitee.com/zseeker)
-- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [aloncn](https://github.com/aloncn)
 - [chenyang351](https://github.com/chenyang351)
-- [wxkj](https://gitee.com/wxkj)
-- [wxkj001](https://github.com/wxkj001)
-- [zhangjinfu](https://gitee.com/zhangjinfu)
 - [garfieldkwong](https://gitee.com/garfieldkwong)
+- [hailaz](https://gitee.com/hailaz)
+- [johng](https://johng.cn)
+- [jroam](https://github.com/jroam)
+- [pibigstar](https://github.com/pibigstar)
 - [qq1054000800](https://gitee.com/qq1054000800)
+- [qq976739120](https://github.com/qq976739120)
+- [wenzi1](https://gitee.com/wenzi1)
+- [wxkj001](https://github.com/wxkj001)
+- [ymrjqyy](https://gitee.com/ymrjqyy)
+- [youyixiao](https://github.com/youyixiao)
+- [zhangjinfu](https://gitee.com/zhangjinfu)
+- [zhaopengme](https://github.com/zhaopengme)
+- [zseeker](https://gitee.com/zseeker)
 
 # 捐赠者
 
+- [flyke-xu](https://gitee.com/flyke-xu)
+- [hailaz](https://gitee.com/hailaz)
+- [ireadx](https://github.com/ireadx)
+- [mg91](https://gitee.com/mg91)
+- [pibigstar](https://github.com/pibigstar)
 - [tiangenglan](https://gitee.com/tiangenglan)
+- [wxkj](https://gitee.com/wxkj)
 - [zhuhuan12](https://gitee.com/zhuhuan12)
 - [zfan_codes](https://gitee.com/zfan_codes)
-- [hailaz](https://gitee.com/hailaz)
-- [mg91](https://gitee.com/mg91)
-- [wxkj](https://gitee.com/wxkj)
-- [pibigstar](https://github.com/pibigstar)
-- [flyke-xu](https://gitee.com/flyke-xu)
+

RELEASE.MD

@@ -1,3 +1,51 @@
+# `v1.6.0` (2019-04-09)
+
+## 新功能/改进
+1. `gcron`定时任务模块增加运行日志记录功能：https://goframe.org/os/gcron/index
+1. `gredis`增加全局分组配置功能，并增加更多的配置选项`maxIdle/maxActive/idleTimeout/maxConnLifetime`：https://goframe.org/database/gredis/index
+1. `gcfg`模块增加更多的默认配置文件检索路径，并且增加全局分组配置特性，增加`Instance`单例方法：https://goframe.org/os/gcfg/index
+1. `gview`模块增加更多的默认配置文件检索路径，并且增加`Instance`单例方法：https://goframe.org/os/gview/index
+1. `ghttp`模块新功能及改进：
+    - 新增`CORS`HTTP(S)跨域请求特性: https://goframe.org/net/ghttp/cors
+    - 增加`TLSConfig`配置功能；
+    - 去掉路由注册方法的`error`返回值，当产生注册错误时直接终端打印错误/输出到日志文件；
+    - 增加在`HTTP Code 302`跳转时的`Set-Cookie`支持；
+    - 增加对`SESSION ID`的安全性检查；
+    - 增加对基于`HTTPS`的`WebSocket`支持（`WSS`）：https://goframe.org/net/ghttp/websocket/index
+    - `Request`对象增加`Error`方法，用于输出自定义错误信息到`WebServer`错误日志中；
+    - 其他一些改进；
+1. `gdb`模块新功能及改进：
+    - 新增`Instance`单例管理方法；
+    - 新增`Structs/Scan`链式操作方法，`gdb.DB/TX`新增`GetStructs/GetScan`方法，用于结果集`struct`/`slice`映射转换：https://goframe.org/database/gdb/chaining
+    - 新增`Safe`链式操作方法（默认非并发安全），用于链式安全控制：https://goframe.org/database/gdb/chaining
+    - `Where`链式操作方法改进：
+        - 方法支持任意的`string/map/slice/struct/*struct`类型；
+        - 逻辑调整，当链式操作中存在多个`Where`方法调用时，自动转换为`And`条件；
+        - 支持`slice`条件参数，常用在`SELECT IN`查询中，例如：`Where("uid IN(?)", g.Slice{1,2,3})`；
+        - 支持在`map`类型条件参数的`key`中传递条件，例如：`Where(g.Map{"uid>?", uid})`；
+1. `gconv`及`gvalid`模块改进并去掉对私有`struct`方法属性的转换/校验；
+1. `gconv.Map`转换方法新增对`json tag`: `-`, `omitempty`的支持: https://goframe.org/util/gconv/map
+1. `gstr`模块新增 `ReplaceI/ReplaceIByArray/ReplaceIByMap`大小写非敏感替换方法；
+1. `gutil`模块增加`IsEmpty`方法，用于判断给定变量是否为空（整型0, 布尔false, slice/map长度为0, 其他为nil的情况，判断为空），并增加快捷方法`g.IsEmpty`；
+1. `gutil`模块增加`Export`方法，用于导出返回格式化打印的变量内容字符串，并增加快捷方法`g.Export`；
+1. `gspath`增加缓存及非缓存检索检索方法`Search`/`SearchWithCache`；
+1. `gjson`模块增加默认的`UseNumber`功能支持；
+1. `gmap`增加`SetIfNotExistFunc/SetIfNotExistFuncLock`方法；
+1. 迁移`greuseport`模块到新的仓库：https://github.com/gogf/greuseport
+1. 大量的单元测试完善；
+
+## Bug Fix
+1. 修复`gqueue`模块的资源竞争问题；
+1. 修复`gconv.GTime`转换失败问题；
+1. 修复`gconv.String`在转换`int`参数时字节溢出问题；
+1. 修复`ghttp.Request`的`HTTP Basic Auth`校验问题；
+1. 修复`gxml`针对于非`UTF-8`编码内容转换的并发安全问题；
+1. 修复`gtime`部分`Format`（`G`&`j`）格式失效问题；
+1. 修复`gudp.Conn`对象的`RemoteAddr`获取客户端连接地址方法问题；
+1. 修复`gmap/gcache`模块的`GetOrSetFuncLock`方法，增加对回调方法返回值的`nil`判断，只有非nil返回值才会被保存；
+
+
+
 # `v1.5.8` (2019-02-28)
 
 ## 新特性

TODO.MD

@@ -40,8 +40,11 @@
 1. 改进gproc进程间通信处理逻辑，提高稳定性，以应对进程间大批量的数据发送/接收；
 1. ghttp的热重启的本地进程端口监听，在不使用该特性时默认关闭掉；
 1. gtcp增加对TLS加密通信的支持；
-
-
+1. 添加Save/Replace/BatchSave/BatchReplace方法对sqlite数据库的支持；
+1. 添加sqlite数据库的单元测试用例；
+1. gredis增加cluster支持；
+1. gset.Add/Remove/Contains方法增加批量操作支持；
+1. gmlock增加手动清理机制：当内存锁不再使用时，由调用端决定是否清理内存锁；
 
 # DONE
 1.  gconv完善针对不同类型的判断，例如：尽量减少sprintf("%v", xxx)来执行string类型的转换；

g/container/container.go

@@ -1,7 +0,0 @@
-// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package container

g/container/garray/garray.go

@@ -4,8 +4,6 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package garray provides kinds of concurrent-safe(alternative) arrays.
-//
-// 并发安全数组.
+// Package garray provides concurrent-safe/unsafe arrays.
 package garray
 

g/container/gchan/gchan.go

@@ -4,9 +4,9 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gchan provides graceful operations for channel.
+// Package gchan provides graceful channel for safe operations.
 //
-// 优雅的Channel操作.
+// It's safe to call Chan.Push/Close functions repeatedly.
 package gchan
 
 import (
@@ -15,39 +15,48 @@ import (
 )
 
 type Chan struct {
-    list   chan interface{}
-    closed *gtype.Bool
+    channel chan interface{}
+    closed  *gtype.Bool
 }
 
+// New creates a graceful channel with given limit.
 func New(limit int) *Chan {
     return &Chan {
-        list   : make(chan interface{}, limit),
-        closed : gtype.NewBool(),
+	    channel : make(chan interface{}, limit),
+        closed  : gtype.NewBool(),
     }
 }
 
-// 将数据压入队列
-func (q *Chan) Push(v interface{}) error {
-    if q.closed.Val() {
+// Push pushes <value> to channel.
+// It is safe to be called repeatedly.
+func (c *Chan) Push(value interface{}) error {
+    if c.closed.Val() {
         return errors.New("closed")
     }
-    q.list <- v
+    c.channel <- value
     return nil
 }
 
-// 先进先出地从队列取出一项数据，当没有数据可获取时，阻塞等待
-func (q *Chan) Pop() interface{} {
-    return <- q.list
+// Pop pops value from channel.
+// If there's no value in channel, it would block to wait.
+func (c *Chan) Pop() interface{} {
+    return <- c.channel
 }
 
-// 关闭队列(通知所有通过Pop阻塞的协程退出)
-func (q *Chan) Close() {
-    if !q.closed.Set(true) {
-        close(q.list)
+// Close closes the channel.
+// It is safe to be called repeatedly.
+func (c *Chan) Close() {
+    if !c.closed.Set(true) {
+        close(c.channel)
     }
 }
 
-// 获取当前队列大小
-func (q *Chan) Size() int {
-    return len(q.list)
+// See Len.
+func (c *Chan) Size() int {
+    return c.Len()
+}
+
+// Len returns the length of the channel.
+func (c *Chan) Len() int {
+	return len(c.channel)
 }

g/container/glist/glist.go

@@ -5,9 +5,7 @@
 // You can obtain one at https://github.com/gogf/gf.
 //
 
-// Package glist provides a concurrent-safe(alternative) doubly linked list.
-//
-// 并发安全双向链表.
+// Package glist provides a concurrent-safe/unsafe doubly linked list.
 package glist
 
 import (
@@ -15,14 +13,14 @@ import (
     "github.com/gogf/gf/g/internal/rwmutex"
 )
 
-// 变长双向链表
-type List struct {
-    mu     *rwmutex.RWMutex
-    list   *list.List
-}
-
-type Element = list.Element
+type (
+	List struct {
+	    mu   *rwmutex.RWMutex
+	    list *list.List
+	}
 
+	Element = list.Element
+)
 
 // 获得一个变长链表指针
 func New(unsafe...bool) *List {

g/container/gmap/gmap.go

@@ -4,46 +4,34 @@
 // If a copy of the MIT was not distributed with gm file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gmap provides kinds of concurrent-safe(alternative) maps.
-//
-// 并发安全MAP.
+// Package gmap provides concurrent-safe/unsafe maps.
 package gmap
 
 import "github.com/gogf/gf/g/internal/rwmutex"
 
-// 注意:
-// 1、这个Map是所有并发安全Map中效率最低的，如果对效率要求比较高的场合，请合理选择对应数据类型的Map；
-// 2、这个Map的优点是使用简便，由于键值都是interface{}类型，因此对键值的数据类型要求不高；
-// 3、底层实现比较类似于sync.Map；
 type Map struct {
     mu *rwmutex.RWMutex
     m  map[interface{}]interface{}
 }
 
-// Create an empty hash map.
+// New returns an empty hash map.
 // The param <unsafe> used to specify whether using map with un-concurrent-safety,
-// which is false in default, means concurrent-safe in default.
-//
-// 创建一个空的哈希表，参数unsafe用于指定是否用于非并发安全场景，默认为false，表示并发安全。
-func New(unsafe...bool) *Map {
+// which is false in default, means concurrent-safe.
+func New(unsafe ...bool) *Map {
     return NewMap(unsafe...)
 }
 
-// See New.
-//
-// 同New方法。
-func NewMap(unsafe...bool) *Map {
+// Alias of New. See New.
+func NewMap(unsafe ...bool) *Map {
     return &Map{
         m  : make(map[interface{}]interface{}),
         mu : rwmutex.New(unsafe...),
     }
 }
 
-// Create a hash map from given map.
-// Be aware that, the param map is a type of pointer,
+// NewFrom returns a hash map from given map <m>.
+// Notice that, the param map is a type of pointer,
 // there might be some concurrent-safe issues when changing the map outside.
-//
-// 基于给定的map变量创建哈希表对象，注意由于map是指针类型，外部对map有操作时会有并发安全问题。
 func NewFrom(m map[interface{}]interface{}, unsafe...bool) *Map {
     return &Map{
         m  : m,
@@ -51,12 +39,12 @@ func NewFrom(m map[interface{}]interface{}, unsafe...bool) *Map {
     }
 }
 
-// Create a hash map from given arrays.
+// NewFromArray returns a hash map from given array.
 // The param <keys> given as the keys of the map,
-// and <values> as the corresponding values.
+// and <values> as its corresponding values.
 //
-// 基于给定的数组变量创建哈希表对象，keys作为键名, values作为键值。
-// 当keys数组大小比values数组大时，多余的键名将会使用对应类型默认的键值。
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewFromArray(keys []interface{}, values []interface{}, unsafe...bool) *Map {
     m := make(map[interface{}]interface{})
     l := len(values)
@@ -73,10 +61,8 @@ func NewFromArray(keys []interface{}, values []interface{}, unsafe...bool) *Map
     }
 }
 
-// Iterate the hash map with custom callback function <f>.
+// Iterator iterates the hash map with custom callback function <f>.
 // If f returns true, then continue iterating; or false to stop.
-//
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
 func (gm *Map) Iterator(f func (k interface{}, v interface{}) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -87,17 +73,12 @@ func (gm *Map) Iterator(f func (k interface{}, v interface{}) bool) {
     }
 }
 
-// Clone current hash map with copy of underlying data,
-// return a new hash map.
-//
-// 哈希表克隆.
-func (gm *Map) Clone() *Map {
-    return NewFrom(gm.Map(), !gm.mu.IsSafe())
+// Clone returns a new hash map with copy of current map data.
+func (gm *Map) Clone(unsafe ...bool) *Map {
+    return NewFrom(gm.Map(), unsafe ...)
 }
 
-// Returns copy of the data of the hash map.
-//
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *Map) Map() map[interface{}]interface{} {
     m := make(map[interface{}]interface{})
     gm.mu.RLock()
@@ -108,18 +89,14 @@ func (gm *Map) Map() map[interface{}]interface{} {
     return m
 }
 
-// Set key-value to the hash map.
-//
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *Map) Set(key interface{}, val interface{}) {
     gm.mu.Lock()
     gm.m[key] = val
     gm.mu.Unlock()
 }
 
-// Batch set key-values to the hash map.
-//
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *Map) BatchSet(m map[interface{}]interface{}) {
     gm.mu.Lock()
     for k, v := range m {
@@ -128,9 +105,7 @@ func (gm *Map) BatchSet(m map[interface{}]interface{}) {
     gm.mu.Unlock()
 }
 
-// Get value by key.
-//
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *Map) Get(key interface{}) interface{} {
     gm.mu.RLock()
     val, _ := gm.m[key]
@@ -138,8 +113,15 @@ func (gm *Map) Get(key interface{}) interface{} {
     return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// When setting value, if <value> is type of <func() interface {}>,
+// it will be executed with mutex.Lock of the hash map,
+// and its return value will be set to the map with <key>.
+//
+// It returns value with given <key>.
 func (gm *Map) doSetWithLockCheck(key interface{}, value interface{}) interface{} {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -153,9 +135,8 @@ func (gm *Map) doSetWithLockCheck(key interface{}, value interface{}) interface{
     return value
 }
 
-// Get the value by key, or set it with given key-value if not exist.
-//
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *Map) GetOrSet(key interface{}, value interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, value)
@@ -164,9 +145,9 @@ func (gm *Map) GetOrSet(key interface{}, value interface{}) interface{} {
     }
 }
 
-// Get the value by key, or set the it with return of callback function <f> if not exist.
-//
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *Map) GetOrSetFunc(key interface{}, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f())
@@ -175,10 +156,12 @@ func (gm *Map) GetOrSetFunc(key interface{}, f func() interface{}) interface{} {
     }
 }
 
-// Get the value by key, or set the it with return of callback function <f> if not exist.
-// The difference with GetOrSetFunc is, it locks in executing callback function <f>.
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 //
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *Map) GetOrSetFuncLock(key interface{}, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f)
@@ -187,9 +170,8 @@ func (gm *Map) GetOrSetFuncLock(key interface{}, f func() interface{}) interface
     }
 }
 
-// Set key-value if the key does not exist, then return true; or else return false.
-//
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *Map) SetIfNotExist(key interface{}, value interface{}) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -198,9 +180,30 @@ func (gm *Map) SetIfNotExist(key interface{}, value interface{}) bool {
     return false
 }
 
-// Batch remove by keys.
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *Map) SetIfNotExistFunc(key interface{}, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 //
-// 批量删除键值对
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *Map) SetIfNotExistFuncLock(key interface{}, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f)
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *Map) BatchRemove(keys []interface{}) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -209,9 +212,7 @@ func (gm *Map) BatchRemove(keys []interface{}) {
     gm.mu.Unlock()
 }
 
-// Remove by given key.
-//
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *Map) Remove(key interface{}) interface{} {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -222,9 +223,7 @@ func (gm *Map) Remove(key interface{}) interface{} {
     return val
 }
 
-// Return all the keys of hash map as a slice.
-//
-// 返回键列表.
+// Keys returns all keys of the map as a slice.
 func (gm *Map) Keys() []interface{} {
     gm.mu.RLock()
     keys := make([]interface{}, 0)
@@ -235,9 +234,7 @@ func (gm *Map) Keys() []interface{} {
     return keys
 }
 
-// Return all the values of hash map as a slice.
-//
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *Map) Values() []interface{} {
     gm.mu.RLock()
     vals := make([]interface{}, 0)
@@ -248,9 +245,8 @@ func (gm *Map) Values() []interface{} {
     return vals
 }
 
-// Check whether a key exist.
-//
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *Map) Contains(key interface{}) bool {
     gm.mu.RLock()
     _, exists := gm.m[key]
@@ -258,9 +254,7 @@ func (gm *Map) Contains(key interface{}) bool {
     return exists
 }
 
-// Get the size of hash map.
-//
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *Map) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -268,9 +262,8 @@ func (gm *Map) Size() int {
     return length
 }
 
-// Check whether the hash map is empty.
-//
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *Map) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -278,36 +271,28 @@ func (gm *Map) IsEmpty() bool {
     return empty
 }
 
-// Clear the hash map, it will remake a new underlying map data map.
-//
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *Map) Clear() {
     gm.mu.Lock()
     gm.m = make(map[interface{}]interface{})
     gm.mu.Unlock()
 }
 
-// Lock writing with given callback <f>.
-//
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *Map) LockFunc(f func(m map[interface{}]interface{})) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// Lock reading with given callback <f>.
-//
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *Map) RLockFunc(f func(m map[interface{}]interface{})) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// Exchange key-value in the hash map, it will change key-value to value-key.
-//
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *Map) Flip() {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -318,17 +303,16 @@ func (gm *Map) Flip() {
     gm.m = n
 }
 
-// Merge two hash maps.
-//
-// 合并两个Map.
-func (gm *Map) Merge(m *Map) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *Map) Merge(other *Map) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_bool_map.go

@@ -16,6 +16,9 @@ type IntBoolMap struct {
     mu *rwmutex.RWMutex
 }
 
+// NewIntBoolMap returns an empty IntBoolMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewIntBoolMap(unsafe...bool) *IntBoolMap {
 	return &IntBoolMap{
         m  : make(map[int]bool),
@@ -23,6 +26,9 @@ func NewIntBoolMap(unsafe...bool) *IntBoolMap {
     }
 }
 
+// NewIntBoolMapFrom returns an IntBoolMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewIntBoolMapFrom(m map[int]bool, unsafe...bool) *IntBoolMap {
     return &IntBoolMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewIntBoolMapFrom(m map[int]bool, unsafe...bool) *IntBoolMap {
     }
 }
 
+// NewIntBoolMapFromArray returns an IntBoolMap from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewIntBoolMapFromArray(keys []int, values []bool, unsafe...bool) *IntBoolMap {
     m := make(map[int]bool)
     l := len(values)
@@ -46,12 +58,12 @@ func NewIntBoolMapFromArray(keys []int, values []bool, unsafe...bool) *IntBoolMa
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntBoolMap) Clone() *IntBoolMap {
     return NewIntBoolMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntBoolMap) Map() map[int]bool {
 	m := make(map[int]bool)
 	gm.mu.RLock()
@@ -62,7 +74,8 @@ func (gm *IntBoolMap) Map() map[int]bool {
 	return m
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *IntBoolMap) Iterator(f func (k int, v bool) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -73,14 +86,14 @@ func (gm *IntBoolMap) Iterator(f func (k int, v bool) bool) {
     }
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntBoolMap) Set(key int, val bool) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntBoolMap) BatchSet(m map[int]bool) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *IntBoolMap) BatchSet(m map[int]bool) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntBoolMap) Get(key int) bool {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *IntBoolMap) Get(key int) bool {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *IntBoolMap) doSetWithLockCheck(key int, value bool) bool {
     gm.mu.Lock()
     if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *IntBoolMap) doSetWithLockCheck(key int, value bool) bool {
     return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntBoolMap) GetOrSet(key int, value bool) bool {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -122,7 +139,8 @@ func (gm *IntBoolMap) GetOrSet(key int, value bool) bool {
     }
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntBoolMap) GetOrSetFunc(key int, f func() bool) bool {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -134,7 +152,11 @@ func (gm *IntBoolMap) GetOrSetFunc(key int, f func() bool) bool {
     }
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntBoolMap) GetOrSetFuncLock(key int, f func() bool) bool {
     gm.mu.RLock()
     val, ok := gm.m[key]
@@ -143,10 +165,9 @@ func (gm *IntBoolMap) GetOrSetFuncLock(key int, f func() bool) bool {
         gm.mu.Lock()
         defer gm.mu.Unlock()
         if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
             return v
         }
-        val         = f()
+        val       = f()
         gm.m[key] = val
         return val
     } else {
@@ -154,7 +175,8 @@ func (gm *IntBoolMap) GetOrSetFuncLock(key int, f func() bool) bool {
     }
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntBoolMap) SetIfNotExist(key int, value bool) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -163,7 +185,34 @@ func (gm *IntBoolMap) SetIfNotExist(key int, value bool) bool {
     return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntBoolMap) SetIfNotExistFunc(key int, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntBoolMap) SetIfNotExistFuncLock(key int, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntBoolMap) BatchRemove(keys []int) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +221,7 @@ func (gm *IntBoolMap) BatchRemove(keys []int) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntBoolMap) Remove(key int) bool {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -183,7 +232,7 @@ func (gm *IntBoolMap) Remove(key int) bool {
     return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntBoolMap) Keys() []int {
     gm.mu.RLock()
     keys := make([]int, 0)
@@ -194,18 +243,8 @@ func (gm *IntBoolMap) Keys() []int {
     return keys
 }
 
-// 返回值列表(注意是随机排序)
-//func (gm *IntBoolMap) Values() []bool {
-//    gm.mu.RLock()
-//    vals := make([]bool, 0)
-//    for _, val := range gm.m {
-//        vals = append(vals, val)
-//    }
-//    gm.mu.RUnlock()
-//    return vals
-//}
-
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntBoolMap) Contains(key int) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -213,7 +252,7 @@ func (gm *IntBoolMap) Contains(key int) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntBoolMap) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -221,7 +260,8 @@ func (gm *IntBoolMap) Size() int {
     return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntBoolMap) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -229,36 +269,37 @@ func (gm *IntBoolMap) IsEmpty() bool {
     return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntBoolMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[int]bool)
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntBoolMap) LockFunc(f func(m map[int]bool)) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntBoolMap) RLockFunc(f func(m map[int]bool)) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// 合并两个Map.
-func (gm *IntBoolMap) Merge(m *IntBoolMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntBoolMap) Merge(other *IntBoolMap) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_int_map.go

@@ -16,6 +16,9 @@ type IntIntMap struct {
 	m  map[int]int
 }
 
+// NewIntIntMap returns an empty IntIntMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewIntIntMap(unsafe...bool) *IntIntMap {
 	return &IntIntMap{
         m  : make(map[int]int),
@@ -23,6 +26,9 @@ func NewIntIntMap(unsafe...bool) *IntIntMap {
     }
 }
 
+// NewIntIntMapFrom returns an IntIntMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewIntIntMapFrom(m map[int]int, unsafe...bool) *IntIntMap {
     return &IntIntMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewIntIntMapFrom(m map[int]int, unsafe...bool) *IntIntMap {
     }
 }
 
+// NewIntIntMapFromArray returns an IntIntMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewIntIntMapFromArray(keys []int, values []int, unsafe...bool) *IntIntMap {
     m := make(map[int]int)
     l := len(values)
@@ -46,7 +58,8 @@ func NewIntIntMapFromArray(keys []int, values []int, unsafe...bool) *IntIntMap {
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *IntIntMap) Iterator(f func (k int, v int) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -57,12 +70,12 @@ func (gm *IntIntMap) Iterator(f func (k int, v int) bool) {
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntIntMap) Clone() *IntIntMap {
     return NewIntIntMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntIntMap) Map() map[int]int {
 	m := make(map[int]int)
 	gm.mu.RLock()
@@ -73,14 +86,14 @@ func (gm *IntIntMap) Map() map[int]int {
 	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntIntMap) Set(key int, val int) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntIntMap) BatchSet(m map[int]int) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *IntIntMap) BatchSet(m map[int]int) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntIntMap) Get(key int) (int) {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *IntIntMap) Get(key int) (int) {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *IntIntMap) doSetWithLockCheck(key int, value int) int {
     gm.mu.Lock()
     if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *IntIntMap) doSetWithLockCheck(key int, value int) int {
     return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntIntMap) GetOrSet(key int, value int) int {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -122,7 +139,8 @@ func (gm *IntIntMap) GetOrSet(key int, value int) int {
     }
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntIntMap) GetOrSetFunc(key int, f func() int) int {
     gm.mu.RLock()
     v, ok := gm.m[key]
@@ -134,7 +152,11 @@ func (gm *IntIntMap) GetOrSetFunc(key int, f func() int) int {
     }
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntIntMap) GetOrSetFuncLock(key int, f func() int) int {
     gm.mu.RLock()
     val, ok := gm.m[key]
@@ -143,7 +165,6 @@ func (gm *IntIntMap) GetOrSetFuncLock(key int, f func() int) int {
         gm.mu.Lock()
         defer gm.mu.Unlock()
         if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
             return v
         }
         val         = f()
@@ -154,7 +175,8 @@ func (gm *IntIntMap) GetOrSetFuncLock(key int, f func() int) int {
     }
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntIntMap) SetIfNotExist(key int, value int) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -163,7 +185,34 @@ func (gm *IntIntMap) SetIfNotExist(key int, value int) bool {
     return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntIntMap) SetIfNotExistFunc(key int, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntIntMap) SetIfNotExistFuncLock(key int, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntIntMap) BatchRemove(keys []int) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +221,7 @@ func (gm *IntIntMap) BatchRemove(keys []int) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntIntMap) Remove(key int) int {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -183,7 +232,7 @@ func (gm *IntIntMap) Remove(key int) int {
     return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntIntMap) Keys() []int {
     gm.mu.RLock()
     keys := make([]int, 0)
@@ -194,7 +243,7 @@ func (gm *IntIntMap) Keys() []int {
     return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *IntIntMap) Values() []int {
     gm.mu.RLock()
     vals := make([]int, 0)
@@ -205,7 +254,8 @@ func (gm *IntIntMap) Values() []int {
     return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntIntMap) Contains(key int) bool {
     gm.mu.RLock()
     _, exists := gm.m[key]
@@ -213,7 +263,7 @@ func (gm *IntIntMap) Contains(key int) bool {
     return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntIntMap) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -221,7 +271,8 @@ func (gm *IntIntMap) Size() int {
     return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntIntMap) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -229,28 +280,28 @@ func (gm *IntIntMap) IsEmpty() bool {
     return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntIntMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[int]int)
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntIntMap) LockFunc(f func(m map[int]int)) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntIntMap) RLockFunc(f func(m map[int]int)) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *IntIntMap) Flip() {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -261,15 +312,16 @@ func (gm *IntIntMap) Flip() {
     gm.m = n
 }
 
-// 合并两个Map.
-func (gm *IntIntMap) Merge(m *IntIntMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntIntMap) Merge(other *IntIntMap) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_interface_map.go

@@ -17,6 +17,9 @@ type IntInterfaceMap struct {
 	m  map[int]interface{}
 }
 
+// NewIntInterfaceMap returns an empty IntInterfaceMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewIntInterfaceMap(unsafe...bool) *IntInterfaceMap {
 	return &IntInterfaceMap{
         m  : make(map[int]interface{}),
@@ -24,6 +27,9 @@ func NewIntInterfaceMap(unsafe...bool) *IntInterfaceMap {
     }
 }
 
+// NewIntInterfaceMapFrom returns an IntInterfaceMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewIntInterfaceMapFrom(m map[int]interface{}, unsafe...bool) *IntInterfaceMap {
     return &IntInterfaceMap{
         m  : m,
@@ -31,6 +37,12 @@ func NewIntInterfaceMapFrom(m map[int]interface{}, unsafe...bool) *IntInterfaceM
     }
 }
 
+// NewFromArray returns a hash map from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewIntInterfaceMapFromArray(keys []int, values []interface{}, unsafe...bool) *IntInterfaceMap {
     m := make(map[int]interface{})
     l := len(values)
@@ -47,7 +59,8 @@ func NewIntInterfaceMapFromArray(keys []int, values []interface{}, unsafe...bool
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *IntInterfaceMap) Iterator(f func (k int, v interface{}) bool) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
@@ -58,12 +71,12 @@ func (gm *IntInterfaceMap) Iterator(f func (k int, v interface{}) bool) {
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntInterfaceMap) Clone() *IntInterfaceMap {
     return NewIntInterfaceMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntInterfaceMap) Map() map[int]interface{} {
 	m := make(map[int]interface{})
 	gm.mu.RLock()
@@ -74,14 +87,14 @@ func (gm *IntInterfaceMap) Map() map[int]interface{} {
 	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntInterfaceMap) Set(key int, val interface{}) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntInterfaceMap) BatchSet(m map[int]interface{}) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -90,7 +103,7 @@ func (gm *IntInterfaceMap) BatchSet(m map[int]interface{}) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntInterfaceMap) Get(key int) (interface{}) {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -98,8 +111,16 @@ func (gm *IntInterfaceMap) Get(key int) (interface{}) {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// When setting value, if <value> is type of <func() interface {}>,
+// it will be executed with mutex.Lock of the hash map,
+// and its return value will be set to the map with <key>.
+//
+// It returns value with given <key>.
 func (gm *IntInterfaceMap) doSetWithLockCheck(key int, value interface{}) interface{} {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -115,7 +136,8 @@ func (gm *IntInterfaceMap) doSetWithLockCheck(key int, value interface{}) interf
     return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntInterfaceMap) GetOrSet(key int, value interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, value)
@@ -124,7 +146,8 @@ func (gm *IntInterfaceMap) GetOrSet(key int, value interface{}) interface{} {
     }
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntInterfaceMap) GetOrSetFunc(key int, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f())
@@ -133,7 +156,11 @@ func (gm *IntInterfaceMap) GetOrSetFunc(key int, f func() interface{}) interface
     }
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntInterfaceMap) GetOrSetFuncLock(key int, f func() interface{}) interface{} {
     if v := gm.Get(key); v == nil {
         return gm.doSetWithLockCheck(key, f)
@@ -142,7 +169,8 @@ func (gm *IntInterfaceMap) GetOrSetFuncLock(key int, f func() interface{}) inter
     }
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntInterfaceMap) SetIfNotExist(key int, value interface{}) bool {
     if !gm.Contains(key) {
         gm.doSetWithLockCheck(key, value)
@@ -151,7 +179,31 @@ func (gm *IntInterfaceMap) SetIfNotExist(key int, value interface{}) bool {
     return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntInterfaceMap) SetIfNotExistFunc(key int, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntInterfaceMap) SetIfNotExistFuncLock(key int, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f)
+		return true
+	}
+	return false
+}
+
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntInterfaceMap) BatchRemove(keys []int) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -160,7 +212,7 @@ func (gm *IntInterfaceMap) BatchRemove(keys []int) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntInterfaceMap) Remove(key int) interface{} {
     gm.mu.Lock()
     val, exists := gm.m[key]
@@ -171,7 +223,7 @@ func (gm *IntInterfaceMap) Remove(key int) interface{} {
     return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntInterfaceMap) Keys() []int {
     gm.mu.RLock()
     keys := make([]int, 0)
@@ -182,7 +234,7 @@ func (gm *IntInterfaceMap) Keys() []int {
     return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *IntInterfaceMap) Values() []interface{} {
     gm.mu.RLock()
     vals := make([]interface{}, 0)
@@ -193,7 +245,8 @@ func (gm *IntInterfaceMap) Values() []interface{} {
     return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntInterfaceMap) Contains(key int) bool {
     gm.mu.RLock()
     _, exists := gm.m[key]
@@ -201,7 +254,7 @@ func (gm *IntInterfaceMap) Contains(key int) bool {
     return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntInterfaceMap) Size() int {
     gm.mu.RLock()
     length := len(gm.m)
@@ -209,7 +262,8 @@ func (gm *IntInterfaceMap) Size() int {
     return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntInterfaceMap) IsEmpty() bool {
     gm.mu.RLock()
     empty := len(gm.m) == 0
@@ -217,28 +271,28 @@ func (gm *IntInterfaceMap) IsEmpty() bool {
     return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntInterfaceMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[int]interface{})
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntInterfaceMap) LockFunc(f func(m map[int]interface{})) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
     f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntInterfaceMap) RLockFunc(f func(m map[int]interface{})) {
     gm.mu.RLock()
     defer gm.mu.RUnlock()
     f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *IntInterfaceMap) Flip() {
     gm.mu.Lock()
     defer gm.mu.Unlock()
@@ -249,15 +303,16 @@ func (gm *IntInterfaceMap) Flip() {
     gm.m = n
 }
 
-// 合并两个Map.
-func (gm *IntInterfaceMap) Merge(m *IntInterfaceMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntInterfaceMap) Merge(other *IntInterfaceMap) {
     gm.mu.Lock()
     defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
+    if other != gm {
+	    other.mu.RLock()
+        defer other.mu.RUnlock()
     }
-    for k, v := range m.m {
+    for k, v := range other.m {
         gm.m[k] = v
     }
 }

g/container/gmap/gmap_int_string_map.go

@@ -4,12 +4,11 @@
 // If a copy of the MIT was not distributed with gm file,
 // You can obtain one at https://github.com/gogf/gf.
 
-
 package gmap
 
 import (
-    "github.com/gogf/gf/g/internal/rwmutex"
-    "github.com/gogf/gf/g/util/gconv"
+	"github.com/gogf/gf/g/internal/rwmutex"
+	"github.com/gogf/gf/g/util/gconv"
 )
 
 type IntStringMap struct {
@@ -17,71 +16,84 @@ type IntStringMap struct {
 	m  map[int]string
 }
 
-func NewIntStringMap(unsafe...bool) *IntStringMap {
+// NewIntStringMap returns an empty IntStringMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
+func NewIntStringMap(unsafe ...bool) *IntStringMap {
 	return &IntStringMap{
-        m  : make(map[int]string),
-        mu : rwmutex.New(unsafe...),
-    }
+		m:  make(map[int]string),
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewIntStringMapFrom(m map[int]string, unsafe...bool) *IntStringMap {
-    return &IntStringMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewIntStringMapFrom returns an IntStringMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
+func NewIntStringMapFrom(m map[int]string, unsafe ...bool) *IntStringMap {
+	return &IntStringMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewIntStringMapFromArray(keys []int, values []string, unsafe...bool) *IntStringMap {
-    m := make(map[int]string)
-    l := len(values)
-    for i, k := range keys {
-        if i < l {
-            m[k] = values[i]
-        } else {
-            m[k] = ""
-        }
-    }
-    return &IntStringMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewIntStringMapFromArray returns an IntStringMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
+func NewIntStringMapFromArray(keys []int, values []string, unsafe ...bool) *IntStringMap {
+	m := make(map[int]string)
+	l := len(values)
+	for i, k := range keys {
+		if i < l {
+			m[k] = values[i]
+		} else {
+			m[k] = ""
+		}
+	}
+	return &IntStringMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
-func (gm *IntStringMap) Iterator(f func (k int, v string) bool) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    for k, v := range gm.m {
-        if !f(k, v) {
-            break
-        }
-    }
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
+func (gm *IntStringMap) Iterator(f func(k int, v string) bool) {
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	for k, v := range gm.m {
+		if !f(k, v) {
+			break
+		}
+	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *IntStringMap) Clone() *IntStringMap {
-    return NewIntStringMapFrom(gm.Map(), !gm.mu.IsSafe())
+	return NewIntStringMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *IntStringMap) Map() map[int]string {
 	m := make(map[int]string)
 	gm.mu.RLock()
 	for k, v := range gm.m {
 		m[k] = v
 	}
-    gm.mu.RUnlock()
+	gm.mu.RUnlock()
 	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *IntStringMap) Set(key int, val string) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *IntStringMap) BatchSet(m map[int]string) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -90,7 +102,7 @@ func (gm *IntStringMap) BatchSet(m map[int]string) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *IntStringMap) Get(key int) string {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -98,179 +110,218 @@ func (gm *IntStringMap) Get(key int) string {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *IntStringMap) doSetWithLockCheck(key int, value string) string {
-    gm.mu.Lock()
-    if v, ok := gm.m[key]; ok {
-        gm.mu.Unlock()
-        return v
-    }
-    gm.m[key] = value
-    gm.mu.Unlock()
-    return value
+	gm.mu.Lock()
+	if v, ok := gm.m[key]; ok {
+		gm.mu.Unlock()
+		return v
+	}
+	gm.m[key] = value
+	gm.mu.Unlock()
+	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *IntStringMap) GetOrSet(key int, value string) string {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, value)
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, value)
+	} else {
+		return v
+	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
 func (gm *IntStringMap) GetOrSetFunc(key int, f func() string) string {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, f())
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, f())
+	} else {
+		return v
+	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *IntStringMap) GetOrSetFuncLock(key int, f func() string) string {
-    gm.mu.RLock()
-    val, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        gm.mu.Lock()
-        defer gm.mu.Unlock()
-        if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
-            return v
-        }
-        val         = f()
-        gm.m[key] = val
-        return val
-    } else {
-        return val
-    }
+	gm.mu.RLock()
+	val, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if v, ok := gm.m[key]; ok {
+			return v
+		}
+		val = f()
+		gm.m[key] = val
+		return val
+	} else {
+		return val
+	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *IntStringMap) SetIfNotExist(key int, value string) bool {
-    if !gm.Contains(key) {
-        gm.doSetWithLockCheck(key, value)
-        return true
-    }
-    return false
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, value)
+		return true
+	}
+	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *IntStringMap) SetIfNotExistFunc(key int, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *IntStringMap) SetIfNotExistFuncLock(key int, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *IntStringMap) BatchRemove(keys []int) {
-    gm.mu.Lock()
-    for _, key := range keys {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for _, key := range keys {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *IntStringMap) Remove(key int) string {
-    gm.mu.Lock()
-    val, exists := gm.m[key]
-    if exists {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
-    return val
+	gm.mu.Lock()
+	val, exists := gm.m[key]
+	if exists {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
+	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *IntStringMap) Keys() []int {
-    gm.mu.RLock()
-    keys := make([]int, 0)
-    for key, _ := range gm.m {
-        keys = append(keys, key)
-    }
-    gm.mu.RUnlock()
-    return keys
+	gm.mu.RLock()
+	keys := make([]int, 0)
+	for key, _ := range gm.m {
+		keys = append(keys, key)
+	}
+	gm.mu.RUnlock()
+	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *IntStringMap) Values() []string {
-    gm.mu.RLock()
-    vals := make([]string, 0)
-    for _, val := range gm.m {
-        vals = append(vals, val)
-    }
-    gm.mu.RUnlock()
-    return vals
+	gm.mu.RLock()
+	vals := make([]string, 0)
+	for _, val := range gm.m {
+		vals = append(vals, val)
+	}
+	gm.mu.RUnlock()
+	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *IntStringMap) Contains(key int) bool {
-    gm.mu.RLock()
-    _, exists := gm.m[key]
-    gm.mu.RUnlock()
-    return exists
+	gm.mu.RLock()
+	_, exists := gm.m[key]
+	gm.mu.RUnlock()
+	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *IntStringMap) Size() int {
-    gm.mu.RLock()
-    length := len(gm.m)
-    gm.mu.RUnlock()
-    return length
+	gm.mu.RLock()
+	length := len(gm.m)
+	gm.mu.RUnlock()
+	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *IntStringMap) IsEmpty() bool {
-    gm.mu.RLock()
-    empty := len(gm.m) == 0
-    gm.mu.RUnlock()
-    return empty
+	gm.mu.RLock()
+	empty := len(gm.m) == 0
+	gm.mu.RUnlock()
+	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *IntStringMap) Clear() {
-    gm.mu.Lock()
-    gm.m = make(map[int]string)
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	gm.m = make(map[int]string)
+	gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *IntStringMap) LockFunc(f func(m map[int]string)) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    f(gm.m)
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *IntStringMap) RLockFunc(f func(m map[int]string)) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    f(gm.m)
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *IntStringMap) Flip() {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    n := make(map[int]string, len(gm.m))
-    for k, v := range gm.m {
-        n[gconv.Int(v)] = gconv.String(k)
-    }
-    gm.m = n
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	n := make(map[int]string, len(gm.m))
+	for k, v := range gm.m {
+		n[gconv.Int(v)] = gconv.String(k)
+	}
+	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *IntStringMap) Merge(m *IntStringMap) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
-    }
-    for k, v := range m.m {
-        gm.m[k] = v
-    }
-}
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *IntStringMap) Merge(other *IntStringMap) {
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
+	}
+	for k, v := range other.m {
+		gm.m[k] = v
+	}
+}

g/container/gmap/gmap_string_bool_map.go

@@ -16,6 +16,9 @@ type StringBoolMap struct {
 	m  map[string]bool
 }
 
+// NewStringBoolMap returns an empty StringBoolMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewStringBoolMap(unsafe...bool) *StringBoolMap {
 	return &StringBoolMap{
 		m  : make(map[string]bool),
@@ -23,6 +26,9 @@ func NewStringBoolMap(unsafe...bool) *StringBoolMap {
 	}
 }
 
+// NewStringBoolMapFrom returns an StringBoolMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewStringBoolMapFrom(m map[string]bool, unsafe...bool) *StringBoolMap {
     return &StringBoolMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewStringBoolMapFrom(m map[string]bool, unsafe...bool) *StringBoolMap {
     }
 }
 
+// NewFromArray returns a hash map from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewStringBoolMapFromArray(keys []string, values []bool, unsafe...bool) *StringBoolMap {
     m := make(map[string]bool)
     l := len(values)
@@ -46,7 +58,8 @@ func NewStringBoolMapFromArray(keys []string, values []bool, unsafe...bool) *Str
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *StringBoolMap) Iterator(f func (k string, v bool) bool) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
@@ -57,12 +70,12 @@ func (gm *StringBoolMap) Iterator(f func (k string, v bool) bool) {
     }
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringBoolMap) Clone() *StringBoolMap {
     return NewStringBoolMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringBoolMap) Map() map[string]bool {
     m := make(map[string]bool)
     gm.mu.RLock()
@@ -73,14 +86,14 @@ func (gm *StringBoolMap) Map() map[string]bool {
     return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringBoolMap) Set(key string, val bool) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringBoolMap) BatchSet(m map[string]bool) {
     gm.mu.Lock()
     for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *StringBoolMap) BatchSet(m map[string]bool) {
     gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringBoolMap) Get(key string) bool {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *StringBoolMap) Get(key string) bool {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *StringBoolMap) doSetWithLockCheck(key string, value bool) bool {
 	gm.mu.Lock()
 	if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *StringBoolMap) doSetWithLockCheck(key string, value bool) bool {
 	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringBoolMap) GetOrSet(key string, value bool) bool {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -122,7 +139,9 @@ func (gm *StringBoolMap) GetOrSet(key string, value bool) bool {
 	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringBoolMap) GetOrSetFunc(key string, f func() bool) bool {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -134,7 +153,12 @@ func (gm *StringBoolMap) GetOrSetFunc(key string, f func() bool) bool {
 	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringBoolMap) GetOrSetFuncLock(key string, f func() bool) bool {
 	gm.mu.RLock()
 	val, ok := gm.m[key]
@@ -143,7 +167,6 @@ func (gm *StringBoolMap) GetOrSetFuncLock(key string, f func() bool) bool {
 		gm.mu.Lock()
 		defer gm.mu.Unlock()
 		if v, ok := gm.m[key]; ok {
-			gm.mu.Unlock()
 			return v
 		}
 		val         = f()
@@ -154,7 +177,9 @@ func (gm *StringBoolMap) GetOrSetFuncLock(key string, f func() bool) bool {
 	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringBoolMap) SetIfNotExist(key string, value bool) bool {
 	if !gm.Contains(key) {
 		gm.doSetWithLockCheck(key, value)
@@ -163,7 +188,34 @@ func (gm *StringBoolMap) SetIfNotExist(key string, value bool) bool {
 	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringBoolMap) SetIfNotExistFunc(key string, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringBoolMap) SetIfNotExistFuncLock(key string, f func() bool) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringBoolMap) BatchRemove(keys []string) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +224,7 @@ func (gm *StringBoolMap) BatchRemove(keys []string) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringBoolMap) Remove(key string) bool {
 	gm.mu.Lock()
 	val, exists := gm.m[key]
@@ -183,7 +235,7 @@ func (gm *StringBoolMap) Remove(key string) bool {
 	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringBoolMap) Keys() []string {
 	gm.mu.RLock()
 	keys := make([]string, 0)
@@ -194,18 +246,8 @@ func (gm *StringBoolMap) Keys() []string {
 	return keys
 }
 
-// 返回值列表(注意是随机排序)
-//func (gm *StringBoolMap) Values() []bool {
-//	gm.mu.RLock()
-//	vals := make([]bool, 0)
-//	for _, val := range gm.m {
-//		vals = append(vals, val)
-//	}
-//	gm.mu.RUnlock()
-//	return vals
-//}
-
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringBoolMap) Contains(key string) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -213,7 +255,7 @@ func (gm *StringBoolMap) Contains(key string) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringBoolMap) Size() int {
 	gm.mu.RLock()
 	length := len(gm.m)
@@ -221,7 +263,8 @@ func (gm *StringBoolMap) Size() int {
 	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringBoolMap) IsEmpty() bool {
 	gm.mu.RLock()
 	empty := len(gm.m) == 0
@@ -229,36 +272,37 @@ func (gm *StringBoolMap) IsEmpty() bool {
 	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringBoolMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[string]bool)
     gm.mu.Unlock()
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringBoolMap) LockFunc(f func(m map[string]bool)) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
 	f(gm.m)
 }
 
-// 并发安全锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringBoolMap) RLockFunc(f func(m map[string]bool)) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	f(gm.m)
 }
 
-// 合并两个Map.
-func (gm *StringBoolMap) Merge(m *StringBoolMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringBoolMap) Merge(other *StringBoolMap) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-	if m != gm {
-		m.mu.RLock()
-		defer m.mu.RUnlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
 	}
-	for k, v := range m.m {
+	for k, v := range other.m {
 		gm.m[k] = v
 	}
 }

g/container/gmap/gmap_string_int_map.go

@@ -8,8 +8,8 @@
 package gmap
 
 import (
-    "github.com/gogf/gf/g/internal/rwmutex"
-    "github.com/gogf/gf/g/util/gconv"
+	"github.com/gogf/gf/g/internal/rwmutex"
+	"github.com/gogf/gf/g/util/gconv"
 )
 
 type StringIntMap struct {
@@ -17,71 +17,84 @@ type StringIntMap struct {
 	m  map[string]int
 }
 
-func NewStringIntMap(unsafe...bool) *StringIntMap {
+// NewStringIntMap returns an empty StringIntMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
+func NewStringIntMap(unsafe ...bool) *StringIntMap {
 	return &StringIntMap{
-        m  : make(map[string]int),
-        mu : rwmutex.New(unsafe...),
-    }
+		m:  make(map[string]int),
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewStringIntMapFrom(m map[string]int, unsafe...bool) *StringIntMap {
-    return &StringIntMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringIntMapFrom returns an StringIntMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
+func NewStringIntMapFrom(m map[string]int, unsafe ...bool) *StringIntMap {
+	return &StringIntMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewStringIntMapFromArray(keys []string, values []int, unsafe...bool) *StringIntMap {
-    m := make(map[string]int)
-    l := len(values)
-    for i, k := range keys {
-        if i < l {
-            m[k] = values[i]
-        } else {
-            m[k] = 0
-        }
-    }
-    return &StringIntMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringIntMapFromArray returns an StringIntMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
+func NewStringIntMapFromArray(keys []string, values []int, unsafe ...bool) *StringIntMap {
+	m := make(map[string]int)
+	l := len(values)
+	for i, k := range keys {
+		if i < l {
+			m[k] = values[i]
+		} else {
+			m[k] = 0
+		}
+	}
+	return &StringIntMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
-func (gm *StringIntMap) Iterator(f func (k string, v int) bool) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    for k, v := range gm.m {
-        if !f(k, v) {
-            break
-        }
-    }
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
+func (gm *StringIntMap) Iterator(f func(k string, v int) bool) {
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	for k, v := range gm.m {
+		if !f(k, v) {
+			break
+		}
+	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringIntMap) Clone() *StringIntMap {
-    return NewStringIntMapFrom(gm.Map(), !gm.mu.IsSafe())
+	return NewStringIntMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringIntMap) Map() map[string]int {
-    m := make(map[string]int)
-    gm.mu.RLock()
-    for k, v := range gm.m {
-        m[k] = v
-    }
-    gm.mu.RUnlock()
-    return m
+	m := make(map[string]int)
+	gm.mu.RLock()
+	for k, v := range gm.m {
+		m[k] = v
+	}
+	gm.mu.RUnlock()
+	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringIntMap) Set(key string, val int) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringIntMap) BatchSet(m map[string]int) {
 	gm.mu.Lock()
 	for k, v := range m {
@@ -90,187 +103,228 @@ func (gm *StringIntMap) BatchSet(m map[string]int) {
 	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringIntMap) Get(key string) int {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
-    gm.mu.RUnlock()
+	gm.mu.RUnlock()
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *StringIntMap) doSetWithLockCheck(key string, value int) int {
-    gm.mu.Lock()
-    if v, ok := gm.m[key]; ok {
-        gm.mu.Unlock()
-        return v
-    }
-    gm.m[key] = value
-    gm.mu.Unlock()
-    return value
+	gm.mu.Lock()
+	if v, ok := gm.m[key]; ok {
+		gm.mu.Unlock()
+		return v
+	}
+	gm.m[key] = value
+	gm.mu.Unlock()
+	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringIntMap) GetOrSet(key string, value int) int {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, value)
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, value)
+	} else {
+		return v
+	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringIntMap) GetOrSetFunc(key string, f func() int) int {
-    gm.mu.RLock()
-    v, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        return gm.doSetWithLockCheck(key, f())
-    } else {
-        return v
-    }
+	gm.mu.RLock()
+	v, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		return gm.doSetWithLockCheck(key, f())
+	} else {
+		return v
+	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringIntMap) GetOrSetFuncLock(key string, f func() int) int {
-    gm.mu.RLock()
-    val, ok := gm.m[key]
-    gm.mu.RUnlock()
-    if !ok {
-        gm.mu.Lock()
-        defer gm.mu.Unlock()
-        if v, ok := gm.m[key]; ok {
-            gm.mu.Unlock()
-            return v
-        }
-        val         = f()
-        gm.m[key] = val
-        return val
-    } else {
-        return val
-    }
+	gm.mu.RLock()
+	val, ok := gm.m[key]
+	gm.mu.RUnlock()
+	if !ok {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if v, ok := gm.m[key]; ok {
+			return v
+		}
+		val = f()
+		gm.m[key] = val
+		return val
+	} else {
+		return val
+	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringIntMap) SetIfNotExist(key string, value int) bool {
-    if !gm.Contains(key) {
-        gm.doSetWithLockCheck(key, value)
-        return true
-    }
-    return false
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, value)
+		return true
+	}
+	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringIntMap) SetIfNotExistFunc(key string, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringIntMap) SetIfNotExistFuncLock(key string, f func() int) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringIntMap) BatchRemove(keys []string) {
-    gm.mu.Lock()
-    for _, key := range keys {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for _, key := range keys {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringIntMap) Remove(key string) int {
-    gm.mu.Lock()
-    val, exists := gm.m[key]
-    if exists {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
-    return val
+	gm.mu.Lock()
+	val, exists := gm.m[key]
+	if exists {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
+	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringIntMap) Keys() []string {
-    gm.mu.RLock()
-    keys := make([]string, 0)
-    for key, _ := range gm.m {
-        keys = append(keys, key)
-    }
-    gm.mu.RUnlock()
-    return keys
+	gm.mu.RLock()
+	keys := make([]string, 0)
+	for key, _ := range gm.m {
+		keys = append(keys, key)
+	}
+	gm.mu.RUnlock()
+	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *StringIntMap) Values() []int {
-    gm.mu.RLock()
-    vals := make([]int, 0)
-    for _, val := range gm.m {
-        vals = append(vals, val)
-    }
-    gm.mu.RUnlock()
-    return vals
+	gm.mu.RLock()
+	vals := make([]int, 0)
+	for _, val := range gm.m {
+		vals = append(vals, val)
+	}
+	gm.mu.RUnlock()
+	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringIntMap) Contains(key string) bool {
-    gm.mu.RLock()
-    _, exists := gm.m[key]
-    gm.mu.RUnlock()
-    return exists
+	gm.mu.RLock()
+	_, exists := gm.m[key]
+	gm.mu.RUnlock()
+	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringIntMap) Size() int {
-    gm.mu.RLock()
-    length := len(gm.m)
-    gm.mu.RUnlock()
-    return length
+	gm.mu.RLock()
+	length := len(gm.m)
+	gm.mu.RUnlock()
+	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringIntMap) IsEmpty() bool {
-    gm.mu.RLock()
-    empty := len(gm.m) == 0
-    gm.mu.RUnlock()
-    return empty
+	gm.mu.RLock()
+	empty := len(gm.m) == 0
+	gm.mu.RUnlock()
+	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringIntMap) Clear() {
-    gm.mu.Lock()
-    gm.m = make(map[string]int)
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	gm.m = make(map[string]int)
+	gm.mu.Unlock()
 }
 
-// 并发安全写锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringIntMap) LockFunc(f func(m map[string]int)) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    f(gm.m)
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	f(gm.m)
 }
 
-// 并发安全读锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringIntMap) RLockFunc(f func(m map[string]int)) {
-    gm.mu.RLock()
-    defer gm.mu.RUnlock()
-    f(gm.m)
+	gm.mu.RLock()
+	defer gm.mu.RUnlock()
+	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *StringIntMap) Flip() {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    n := make(map[string]int, len(gm.m))
-    for k, v := range gm.m {
-        n[gconv.String(v)] = gconv.Int(k)
-    }
-    gm.m = n
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	n := make(map[string]int, len(gm.m))
+	for k, v := range gm.m {
+		n[gconv.String(v)] = gconv.Int(k)
+	}
+	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *StringIntMap) Merge(m *StringIntMap) {
-    gm.mu.Lock()
-    defer gm.mu.Unlock()
-    if m != gm {
-        m.mu.RLock()
-        defer m.mu.RUnlock()
-    }
-    for k, v := range m.m {
-        gm.m[k] = v
-    }
-}
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringIntMap) Merge(other *StringIntMap) {
+	gm.mu.Lock()
+	defer gm.mu.Unlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
+	}
+	for k, v := range other.m {
+		gm.m[k] = v
+	}
+}

g/container/gmap/gmap_string_interface_map.go

@@ -17,38 +17,51 @@ type StringInterfaceMap struct {
 	m  map[string]interface{}
 }
 
-func NewStringInterfaceMap(unsafe...bool) *StringInterfaceMap {
+// NewStringInterfaceMap returns an empty StringInterfaceMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
+func NewStringInterfaceMap(unsafe ...bool) *StringInterfaceMap {
 	return &StringInterfaceMap{
-		m  : make(map[string]interface{}),
-		mu : rwmutex.New(unsafe...),
+		m:  make(map[string]interface{}),
+		mu: rwmutex.New(unsafe...),
 	}
 }
 
-func NewStringInterfaceMapFrom(m map[string]interface{}, unsafe...bool) *StringInterfaceMap {
-    return &StringInterfaceMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringInterfaceMapFrom returns an StringInterfaceMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
+func NewStringInterfaceMapFrom(m map[string]interface{}, unsafe ...bool) *StringInterfaceMap {
+	return &StringInterfaceMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-func NewStringInterfaceMapFromArray(keys []string, values []interface{}, unsafe...bool) *StringInterfaceMap {
-    m := make(map[string]interface{})
-    l := len(values)
-    for i, k := range keys {
-        if i < l {
-            m[k] = values[i]
-        } else {
-            m[k] = interface{}(nil)
-        }
-    }
-    return &StringInterfaceMap{
-        m  : m,
-        mu : rwmutex.New(unsafe...),
-    }
+// NewStringInterfaceMapFromArray returns an StringInterfaceMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
+func NewStringInterfaceMapFromArray(keys []string, values []interface{}, unsafe ...bool) *StringInterfaceMap {
+	m := make(map[string]interface{})
+	l := len(values)
+	for i, k := range keys {
+		if i < l {
+			m[k] = values[i]
+		} else {
+			m[k] = interface{}(nil)
+		}
+	}
+	return &StringInterfaceMap{
+		m:  m,
+		mu: rwmutex.New(unsafe...),
+	}
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
-func (gm *StringInterfaceMap) Iterator(f func (k string, v interface{}) bool) {
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
+func (gm *StringInterfaceMap) Iterator(f func(k string, v interface{}) bool) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	for k, v := range gm.m {
@@ -58,39 +71,39 @@ func (gm *StringInterfaceMap) Iterator(f func (k string, v interface{}) bool) {
 	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringInterfaceMap) Clone() *StringInterfaceMap {
-    return NewStringInterfaceMapFrom(gm.Map(), !gm.mu.IsSafe())
+	return NewStringInterfaceMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringInterfaceMap) Map() map[string]interface{} {
-    m := make(map[string]interface{})
-    gm.mu.RLock()
-    for k, v := range gm.m {
-        m[k] = v
-    }
-    gm.mu.RUnlock()
-    return m
+	m := make(map[string]interface{})
+	gm.mu.RLock()
+	for k, v := range gm.m {
+		m[k] = v
+	}
+	gm.mu.RUnlock()
+	return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringInterfaceMap) Set(key string, val interface{}) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringInterfaceMap) BatchSet(m map[string]interface{}) {
-    gm.mu.Lock()
-    for k, v := range m {
-        gm.m[k] = v
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for k, v := range m {
+		gm.m[k] = v
+	}
+	gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringInterfaceMap) Get(key string) interface{} {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -98,69 +111,108 @@ func (gm *StringInterfaceMap) Get(key string) interface{} {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// When setting value, if <value> is type of <func() interface {}>,
+// it will be executed with mutex.Lock of the hash map,
+// and its return value will be set to the map with <key>.
+//
+// It returns value with given <key>.
 func (gm *StringInterfaceMap) doSetWithLockCheck(key string, value interface{}) interface{} {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-    if v, ok := gm.m[key]; ok {
-        return v
-    }
-    if f, ok := value.(func() interface {}); ok {
-        value = f()
-    }
-    if value != nil {
-        gm.m[key] = value
-    }
-    return value
+	if v, ok := gm.m[key]; ok {
+		return v
+	}
+	if f, ok := value.(func() interface{}); ok {
+		value = f()
+	}
+	if value != nil {
+		gm.m[key] = value
+	}
+	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringInterfaceMap) GetOrSet(key string, value interface{}) interface{} {
-    if v := gm.Get(key); v == nil {
-        return gm.doSetWithLockCheck(key, value)
-    } else {
-        return v
-    }
+	if v := gm.Get(key); v == nil {
+		return gm.doSetWithLockCheck(key, value)
+	} else {
+		return v
+	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringInterfaceMap) GetOrSetFunc(key string, f func() interface{}) interface{} {
-    if v := gm.Get(key); v == nil {
-        return gm.doSetWithLockCheck(key, f())
-    } else {
-        return v
-    }
+	if v := gm.Get(key); v == nil {
+		return gm.doSetWithLockCheck(key, f())
+	} else {
+		return v
+	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringInterfaceMap) GetOrSetFuncLock(key string, f func() interface{}) interface{} {
-    if v := gm.Get(key); v == nil {
-        return gm.doSetWithLockCheck(key, f)
-    } else {
-        return v
-    }
+	if v := gm.Get(key); v == nil {
+		return gm.doSetWithLockCheck(key, f)
+	} else {
+		return v
+	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringInterfaceMap) SetIfNotExist(key string, value interface{}) bool {
-    if !gm.Contains(key) {
-        gm.doSetWithLockCheck(key, value)
-        return true
-    }
-    return false
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, value)
+		return true
+	}
+	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringInterfaceMap) SetIfNotExistFunc(key string, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringInterfaceMap) SetIfNotExistFuncLock(key string, f func() interface{}) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f)
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringInterfaceMap) BatchRemove(keys []string) {
-    gm.mu.Lock()
-    for _, key := range keys {
-        delete(gm.m, key)
-    }
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	for _, key := range keys {
+		delete(gm.m, key)
+	}
+	gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringInterfaceMap) Remove(key string) interface{} {
 	gm.mu.Lock()
 	val, exists := gm.m[key]
@@ -171,18 +223,18 @@ func (gm *StringInterfaceMap) Remove(key string) interface{} {
 	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringInterfaceMap) Keys() []string {
 	gm.mu.RLock()
 	keys := make([]string, 0)
 	for key, _ := range gm.m {
 		keys = append(keys, key)
 	}
-    gm.mu.RUnlock()
+	gm.mu.RUnlock()
 	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *StringInterfaceMap) Values() []interface{} {
 	gm.mu.RLock()
 	vals := make([]interface{}, 0)
@@ -193,7 +245,8 @@ func (gm *StringInterfaceMap) Values() []interface{} {
 	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringInterfaceMap) Contains(key string) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -201,7 +254,7 @@ func (gm *StringInterfaceMap) Contains(key string) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringInterfaceMap) Size() int {
 	gm.mu.RLock()
 	length := len(gm.m)
@@ -209,7 +262,8 @@ func (gm *StringInterfaceMap) Size() int {
 	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringInterfaceMap) IsEmpty() bool {
 	gm.mu.RLock()
 	empty := len(gm.m) == 0
@@ -217,28 +271,28 @@ func (gm *StringInterfaceMap) IsEmpty() bool {
 	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringInterfaceMap) Clear() {
-    gm.mu.Lock()
-    gm.m = make(map[string]interface{})
-    gm.mu.Unlock()
+	gm.mu.Lock()
+	gm.m = make(map[string]interface{})
+	gm.mu.Unlock()
 }
 
-// 并发安全写锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringInterfaceMap) LockFunc(f func(m map[string]interface{})) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
 	f(gm.m)
 }
 
-// 并发安全读锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringInterfaceMap) RLockFunc(f func(m map[string]interface{})) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *StringInterfaceMap) Flip() {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
@@ -249,15 +303,16 @@ func (gm *StringInterfaceMap) Flip() {
 	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *StringInterfaceMap) Merge(m *StringInterfaceMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringInterfaceMap) Merge(other *StringInterfaceMap) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-	if m != gm {
-		m.mu.RLock()
-		defer m.mu.RUnlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
 	}
-	for k, v := range m.m {
+	for k, v := range other.m {
 		gm.m[k] = v
 	}
-}
+}

g/container/gmap/gmap_string_string_map.go

@@ -16,6 +16,9 @@ type StringStringMap struct {
 	m  map[string]string
 }
 
+// NewStringStringMap returns an empty StringStringMap object.
+// The param <unsafe> used to specify whether using map with un-concurrent-safety,
+// which is false in default, means concurrent-safe.
 func NewStringStringMap(unsafe...bool) *StringStringMap {
 	return &StringStringMap{
 		m  : make(map[string]string),
@@ -23,6 +26,9 @@ func NewStringStringMap(unsafe...bool) *StringStringMap {
 	}
 }
 
+// NewStringStringMapFrom returns an StringStringMap object from given map <m>.
+// Notice that, the param map is a type of pointer,
+// there might be some concurrent-safe issues when changing the map outside.
 func NewStringStringMapFrom(m map[string]string, unsafe...bool) *StringStringMap {
     return &StringStringMap{
         m  : m,
@@ -30,6 +36,12 @@ func NewStringStringMapFrom(m map[string]string, unsafe...bool) *StringStringMap
     }
 }
 
+// NewStringStringMapFromArray returns an StringStringMap object from given array.
+// The param <keys> given as the keys of the map,
+// and <values> as its corresponding values.
+//
+// If length of <keys> is greater than that of <values>,
+// the corresponding overflow map values will be the default value of its type.
 func NewStringStringMapFromArray(keys []string, values []string, unsafe...bool) *StringStringMap {
     m := make(map[string]string)
     l := len(values)
@@ -46,7 +58,8 @@ func NewStringStringMapFromArray(keys []string, values []string, unsafe...bool)
     }
 }
 
-// 给定回调函数对原始内容进行遍历，回调函数返回true表示继续遍历，否则停止遍历
+// Iterator iterates the hash map with custom callback function <f>.
+// If f returns true, then continue iterating; or false to stop.
 func (gm *StringStringMap) Iterator(f func (k string, v string) bool) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
@@ -57,12 +70,12 @@ func (gm *StringStringMap) Iterator(f func (k string, v string) bool) {
 	}
 }
 
-// 哈希表克隆.
+// Clone returns a new hash map with copy of current map data.
 func (gm *StringStringMap) Clone() *StringStringMap {
     return NewStringStringMapFrom(gm.Map(), !gm.mu.IsSafe())
 }
 
-// 返回当前哈希表的数据Map.
+// Map returns a copy of the data of the hash map.
 func (gm *StringStringMap) Map() map[string]string {
     m := make(map[string]string)
     gm.mu.RLock()
@@ -73,14 +86,14 @@ func (gm *StringStringMap) Map() map[string]string {
     return m
 }
 
-// 设置键值对
+// Set sets key-value to the hash map.
 func (gm *StringStringMap) Set(key string, val string) {
 	gm.mu.Lock()
 	gm.m[key] = val
 	gm.mu.Unlock()
 }
 
-// 批量设置键值对
+// BatchSet batch sets key-values to the hash map.
 func (gm *StringStringMap) BatchSet(m map[string]string) {
     gm.mu.Lock()
     for k, v := range m {
@@ -89,7 +102,7 @@ func (gm *StringStringMap) BatchSet(m map[string]string) {
     gm.mu.Unlock()
 }
 
-// 获取键值
+// Get returns the value by given <key>.
 func (gm *StringStringMap) Get(key string) string {
 	gm.mu.RLock()
 	val, _ := gm.m[key]
@@ -97,8 +110,11 @@ func (gm *StringStringMap) Get(key string) string {
 	return val
 }
 
-// 设置kv缓存键值对，内部会对键名的存在性使用写锁进行二次检索确认，如果存在则不再写入；返回键名对应的键值。
-// 在高并发下有用，防止数据写入的并发逻辑错误。
+// doSetWithLockCheck checks whether value of the key exists with mutex.Lock,
+// if not exists, set value to the map with given <key>,
+// or else just return the existing value.
+//
+// It returns value with given <key>.
 func (gm *StringStringMap) doSetWithLockCheck(key string, value string) string {
 	gm.mu.Lock()
 	if v, ok := gm.m[key]; ok {
@@ -110,7 +126,8 @@ func (gm *StringStringMap) doSetWithLockCheck(key string, value string) string {
 	return value
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值
+// GetOrSet returns the value by key,
+// or set value with given <value> if not exist and returns this value.
 func (gm *StringStringMap) GetOrSet(key string, value string) string {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -122,7 +139,9 @@ func (gm *StringStringMap) GetOrSet(key string, value string) string {
 	}
 }
 
-// 当键名存在时返回其键值，否则写入指定的键值，键值由指定的函数生成
+// GetOrSetFunc returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
 func (gm *StringStringMap) GetOrSetFunc(key string, f func() string) string {
 	gm.mu.RLock()
 	v, ok := gm.m[key]
@@ -134,7 +153,12 @@ func (gm *StringStringMap) GetOrSetFunc(key string, f func() string) string {
 	}
 }
 
-// 与GetOrSetFunc不同的是，f是在写锁机制内执行
+// GetOrSetFuncLock returns the value by key,
+// or sets value with return value of callback function <f> if not exist
+// and returns this value.
+//
+// GetOrSetFuncLock differs with GetOrSetFunc function is that it executes function <f>
+// with mutex.Lock of the hash map.
 func (gm *StringStringMap) GetOrSetFuncLock(key string, f func() string) string {
 	gm.mu.RLock()
 	val, ok := gm.m[key]
@@ -143,10 +167,9 @@ func (gm *StringStringMap) GetOrSetFuncLock(key string, f func() string) string
 		gm.mu.Lock()
 		defer gm.mu.Unlock()
 		if v, ok := gm.m[key]; ok {
-			gm.mu.Unlock()
 			return v
 		}
-		val         = f()
+		val       = f()
 		gm.m[key] = val
 		return val
 	} else {
@@ -154,7 +177,8 @@ func (gm *StringStringMap) GetOrSetFuncLock(key string, f func() string) string
 	}
 }
 
-// 当键名不存在时写入，并返回true；否则返回false。
+// SetIfNotExist sets <value> to the map if the <key> does not exist, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
 func (gm *StringStringMap) SetIfNotExist(key string, value string) bool {
 	if !gm.Contains(key) {
 		gm.doSetWithLockCheck(key, value)
@@ -163,7 +187,34 @@ func (gm *StringStringMap) SetIfNotExist(key string, value string) bool {
 	return false
 }
 
-// 批量删除键值对
+// SetIfNotExistFunc sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+func (gm *StringStringMap) SetIfNotExistFunc(key string, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.doSetWithLockCheck(key, f())
+		return true
+	}
+	return false
+}
+
+// SetIfNotExistFuncLock sets value with return value of callback function <f>, then return true.
+// It returns false if <key> exists, and <value> would be ignored.
+//
+// SetIfNotExistFuncLock differs with SetIfNotExistFunc function is that
+// it executes function <f> with mutex.Lock of the hash map.
+func (gm *StringStringMap) SetIfNotExistFuncLock(key string, f func() string) bool {
+	if !gm.Contains(key) {
+		gm.mu.Lock()
+		defer gm.mu.Unlock()
+		if _, ok := gm.m[key]; !ok {
+			gm.m[key] = f()
+		}
+		return true
+	}
+	return false
+}
+
+// BatchRemove batch deletes values of the map by keys.
 func (gm *StringStringMap) BatchRemove(keys []string) {
     gm.mu.Lock()
     for _, key := range keys {
@@ -172,7 +223,7 @@ func (gm *StringStringMap) BatchRemove(keys []string) {
     gm.mu.Unlock()
 }
 
-// 返回对应的键值，并删除该键值
+// Remove deletes value from map by given <key>, and return this deleted value.
 func (gm *StringStringMap) Remove(key string) string {
 	gm.mu.Lock()
 	val, exists := gm.m[key]
@@ -183,7 +234,7 @@ func (gm *StringStringMap) Remove(key string) string {
 	return val
 }
 
-// 返回键列表
+// Keys returns all keys of the map as a slice.
 func (gm *StringStringMap) Keys() []string {
 	gm.mu.RLock()
 	keys := make([]string, 0)
@@ -194,7 +245,7 @@ func (gm *StringStringMap) Keys() []string {
 	return keys
 }
 
-// 返回值列表(注意是随机排序)
+// Values returns all values of the map as a slice.
 func (gm *StringStringMap) Values() []string {
 	gm.mu.RLock()
 	vals := make([]string, 0)
@@ -205,7 +256,8 @@ func (gm *StringStringMap) Values() []string {
 	return vals
 }
 
-// 是否存在某个键
+// Contains checks whether a key exists.
+// It returns true if the <key> exists, or else false.
 func (gm *StringStringMap) Contains(key string) bool {
 	gm.mu.RLock()
 	_, exists := gm.m[key]
@@ -213,7 +265,7 @@ func (gm *StringStringMap) Contains(key string) bool {
 	return exists
 }
 
-// 哈希表大小
+// Size returns the size of the map.
 func (gm *StringStringMap) Size() int {
 	gm.mu.RLock()
 	length := len(gm.m)
@@ -221,7 +273,8 @@ func (gm *StringStringMap) Size() int {
 	return length
 }
 
-// 哈希表是否为空
+// IsEmpty checks whether the map is empty.
+// It returns true if map is empty, or else false.
 func (gm *StringStringMap) IsEmpty() bool {
 	gm.mu.RLock()
 	empty := len(gm.m) == 0
@@ -229,28 +282,28 @@ func (gm *StringStringMap) IsEmpty() bool {
 	return empty
 }
 
-// 清空哈希表
+// Clear deletes all data of the map, it will remake a new underlying map data map.
 func (gm *StringStringMap) Clear() {
     gm.mu.Lock()
     gm.m = make(map[string]string)
     gm.mu.Unlock()
 }
 
-// 并发安全写锁操作，使用自定义方法执行加锁修改操作
+// LockFunc locks writing with given callback function <f> and mutex.Lock.
 func (gm *StringStringMap) LockFunc(f func(m map[string]string)) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
 	f(gm.m)
 }
 
-// 并发安全读锁操作，使用自定义方法执行加锁读取操作
+// RLockFunc locks reading with given callback function <f> and mutex.RLock.
 func (gm *StringStringMap) RLockFunc(f func(m map[string]string)) {
 	gm.mu.RLock()
 	defer gm.mu.RUnlock()
 	f(gm.m)
 }
 
-// 交换Map中的键和值.
+// Flip exchanges key-value of the map, it will change key-value to value-key.
 func (gm *StringStringMap) Flip() {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
@@ -261,15 +314,16 @@ func (gm *StringStringMap) Flip() {
 	gm.m = n
 }
 
-// 合并两个Map.
-func (gm *StringStringMap) Merge(m *StringStringMap) {
+// Merge merges two hash maps.
+// The <other> map will be merged into the map <gm>.
+func (gm *StringStringMap) Merge(other *StringStringMap) {
 	gm.mu.Lock()
 	defer gm.mu.Unlock()
-	if m != gm {
-		m.mu.RLock()
-		defer m.mu.RUnlock()
+	if other != gm {
+		other.mu.RLock()
+		defer other.mu.RUnlock()
 	}
-	for k, v := range m.m {
+	for k, v := range other.m {
 		gm.m[k] = v
 	}
 }

g/container/gmap/gmap_z_int_bool_test.go

@@ -0,0 +1,87 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getBool() bool {
+	return true
+}
+func intBoolCallBack(int, bool) bool {
+	return true
+}
+func Test_IntBoolMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntBoolMap()
+		m.Set(1, true)
+
+		gtest.Assert(m.Get(1), true)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, false), false)
+		gtest.Assert(m.SetIfNotExist(2, false), false)
+
+		gtest.Assert(m.SetIfNotExist(3, false), true)
+
+		gtest.Assert(m.Remove(2), false)
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntBoolMapFrom(map[int]bool{1: true, 2: false})
+		gtest.Assert(m2.Map(), map[int]bool{1: true, 2: false})
+		m3 := gmap.NewIntBoolMapFromArray([]int{1, 2}, []bool{true, false})
+		gtest.Assert(m3.Map(), map[int]bool{1: true, 2: false})
+
+	})
+}
+func Test_IntBoolMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntBoolMap()
+
+	m.GetOrSetFunc(1, getBool)
+	m.GetOrSetFuncLock(2, getBool)
+	gtest.Assert(m.Get(1), true)
+	gtest.Assert(m.Get(2), true)
+	gtest.Assert(m.SetIfNotExistFunc(1, getBool), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getBool), false)
+}
+
+func Test_IntBoolMap_Batch(t *testing.T) {
+	m := gmap.NewIntBoolMap()
+
+	m.BatchSet(map[int]bool{1: true, 2: false, 3: true})
+	m.Iterator(intBoolCallBack)
+	gtest.Assert(m.Map(), map[int]bool{1: true, 2: false, 3: true})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]bool{3: true})
+}
+
+func Test_IntBoolMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntBoolMapFrom(map[int]bool{1: true, 2: false})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntBoolMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntBoolMap()
+	m2 := gmap.NewIntBoolMap()
+	m1.Set(1, true)
+	m2.Set(2, false)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]bool{1: true, 2: false})
+}

g/container/gmap/gmap_z_int_int_test.go

@@ -0,0 +1,91 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getInt() int {
+	return 123
+}
+func intIntCallBack(int, int) bool {
+	return true
+}
+func Test_IntIntMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntIntMap()
+		m.Set(1, 1)
+
+		gtest.Assert(m.Get(1), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, 2), 2)
+		gtest.Assert(m.SetIfNotExist(2, 2), false)
+
+		gtest.Assert(m.SetIfNotExist(3, 3), true)
+
+		gtest.Assert(m.Remove(2), 2)
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+		m.Flip()
+		gtest.Assert(m.Map(), map[int]int{1: 1, 3: 3})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntIntMapFrom(map[int]int{1: 1, 2: 2})
+		gtest.Assert(m2.Map(), map[int]int{1: 1, 2: 2})
+		m3 := gmap.NewIntIntMapFromArray([]int{1, 2}, []int{1, 2})
+		gtest.Assert(m3.Map(), map[int]int{1: 1, 2: 2})
+
+	})
+}
+func Test_IntIntMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntIntMap()
+
+	m.GetOrSetFunc(1, getInt)
+	m.GetOrSetFuncLock(2, getInt)
+	gtest.Assert(m.Get(1), 123)
+	gtest.Assert(m.Get(2), 123)
+	gtest.Assert(m.SetIfNotExistFunc(1, getInt), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getInt), false)
+}
+
+func Test_IntIntMap_Batch(t *testing.T) {
+	m := gmap.NewIntIntMap()
+
+	m.BatchSet(map[int]int{1: 1, 2: 2, 3: 3})
+	m.Iterator(intIntCallBack)
+	gtest.Assert(m.Map(), map[int]int{1: 1, 2: 2, 3: 3})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]int{3: 3})
+}
+
+func Test_IntIntMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntIntMapFrom(map[int]int{1: 1, 2: 2})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntIntMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntIntMap()
+	m2 := gmap.NewIntIntMap()
+	m1.Set(1, 1)
+	m2.Set(2, 2)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]int{1: 1, 2: 2})
+}

g/container/gmap/gmap_z_int_interface_test.go

@@ -0,0 +1,91 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getInterface() interface{} {
+	return 123
+}
+func intInterfaceCallBack(int, interface{}) bool {
+	return true
+}
+func Test_IntInterfaceMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntInterfaceMap()
+		m.Set(1, 1)
+
+		gtest.Assert(m.Get(1), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, "2"), "2")
+		gtest.Assert(m.SetIfNotExist(2, "2"), false)
+
+		gtest.Assert(m.SetIfNotExist(3, 3), true)
+
+		gtest.Assert(m.Remove(2), "2")
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+		m.Flip()
+		gtest.Assert(m.Map(), map[interface{}]int{1: 1, 3: 3})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntInterfaceMapFrom(map[int]interface{}{1: 1, 2: "2"})
+		gtest.Assert(m2.Map(), map[int]interface{}{1: 1, 2: "2"})
+		m3 := gmap.NewIntInterfaceMapFromArray([]int{1, 2}, []interface{}{1, "2"})
+		gtest.Assert(m3.Map(), map[int]interface{}{1: 1, 2: "2"})
+
+	})
+}
+func Test_IntInterfaceMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntInterfaceMap()
+
+	m.GetOrSetFunc(1, getInterface)
+	m.GetOrSetFuncLock(2, getInterface)
+	gtest.Assert(m.Get(1), 123)
+	gtest.Assert(m.Get(2), 123)
+	gtest.Assert(m.SetIfNotExistFunc(1, getInterface), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getInterface), false)
+}
+
+func Test_IntInterfaceMap_Batch(t *testing.T) {
+	m := gmap.NewIntInterfaceMap()
+
+	m.BatchSet(map[int]interface{}{1: 1, 2: "2", 3: 3})
+	m.Iterator(intInterfaceCallBack)
+	gtest.Assert(m.Map(), map[int]interface{}{1: 1, 2: "2", 3: 3})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]interface{}{3: 3})
+}
+
+func Test_IntInterfaceMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntInterfaceMapFrom(map[int]interface{}{1: 1, 2: "2"})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntInterfaceMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntInterfaceMap()
+	m2 := gmap.NewIntInterfaceMap()
+	m1.Set(1, 1)
+	m2.Set(2, "2")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]interface{}{1: 1, 2: "2"})
+}

g/container/gmap/gmap_z_int_string_test.go

@@ -0,0 +1,96 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getString() string {
+	return "z"
+}
+func intStringCallBack(int, string) bool {
+	return true
+}
+func Test_IntStringMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewIntStringMap()
+		m.Set(1, "a")
+
+		gtest.Assert(m.Get(1), "a")
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet(2, "b"), "b")
+		gtest.Assert(m.SetIfNotExist(2, "b"), false)
+
+		gtest.Assert(m.SetIfNotExist(3, "c"), true)
+
+		gtest.Assert(m.Remove(2), "b")
+		gtest.Assert(m.Contains(2), false)
+
+		gtest.AssertIN(3, m.Keys())
+		gtest.AssertIN(1, m.Keys())
+		gtest.AssertIN("a", m.Values())
+		gtest.AssertIN("c", m.Values())
+
+		//反转之后不成为以下 map,flip 操作只是翻转原 map
+		//gtest.Assert(m.Map(), map[string]int{"a": 1, "c": 3})
+		m_f := gmap.NewIntStringMap()
+		m_f.Set(1, "2")
+		m_f.Flip()
+		gtest.Assert(m_f.Map(), map[int]string{2: "1"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewIntStringMapFrom(map[int]string{1: "a", 2: "b"})
+		gtest.Assert(m2.Map(), map[int]string{1: "a", 2: "b"})
+		m3 := gmap.NewIntStringMapFromArray([]int{1, 2}, []string{"a", "b"})
+		gtest.Assert(m3.Map(), map[int]string{1: "a", 2: "b"})
+
+	})
+}
+func Test_IntStringMap_Set_Fun(t *testing.T) {
+	m := gmap.NewIntStringMap()
+
+	m.GetOrSetFunc(1, getString)
+	m.GetOrSetFuncLock(2, getString)
+	gtest.Assert(m.Get(1), "z")
+	gtest.Assert(m.Get(2), "z")
+	gtest.Assert(m.SetIfNotExistFunc(1, getString), false)
+	gtest.Assert(m.SetIfNotExistFuncLock(2, getString), false)
+}
+
+func Test_IntStringMap_Batch(t *testing.T) {
+	m := gmap.NewIntStringMap()
+
+	m.BatchSet(map[int]string{1: "a", 2: "b", 3: "c"})
+	m.Iterator(intStringCallBack)
+	gtest.Assert(m.Map(), map[int]string{1: "a", 2: "b",3: "c"})
+	m.BatchRemove([]int{1, 2})
+	gtest.Assert(m.Map(), map[int]interface{}{3: "c"})
+}
+
+func Test_IntStringMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewIntStringMapFrom(map[int]string{1: "a", 2: "b", 3: "c"})
+
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove(2)
+	//修改clone map,原 map 不影响
+	gtest.AssertIN(2, m.Keys())
+}
+func Test_IntStringMap_Merge(t *testing.T) {
+	m1 := gmap.NewIntStringMap()
+	m2 := gmap.NewIntStringMap()
+	m1.Set(1, "a")
+	m2.Set(2, "b")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[int]string{1: "a", 2: "b"})
+}

g/container/gmap/gmap_z_interface_interface_basic_test.go

@@ -0,0 +1,91 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func getValue() interface{} {
+	return 3
+}
+func callBack(k interface{}, v interface{}) bool {
+	return true
+}
+func Test_Map_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.New()
+		m.Set("key1", "val1")
+		gtest.Assert(m.Keys(), []interface{}{"key1"})
+
+		gtest.Assert(m.Get("key1"), "val1")
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("key2", "val2"), "val2")
+		gtest.Assert(m.SetIfNotExist("key2", "val2"), false)
+
+		gtest.Assert(m.SetIfNotExist("key3", "val3"), true)
+
+		gtest.Assert(m.Remove("key2"), "val2")
+		gtest.Assert(m.Contains("key2"), false)
+
+		gtest.AssertIN("key3", m.Keys())
+		gtest.AssertIN("key1", m.Keys())
+		gtest.AssertIN("val3", m.Values())
+		gtest.AssertIN("val1", m.Values())
+
+		m.Flip()
+		gtest.Assert(m.Map(), map[interface{}]interface{}{"val3": "key3", "val1": "key1"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewFrom(map[interface{}]interface{}{1: 1, "key1": "val1"})
+		gtest.Assert(m2.Map(), map[interface{}]interface{}{1: 1, "key1": "val1"})
+		m3 := gmap.NewFromArray([]interface{}{1, "key1"}, []interface{}{1, "val1"})
+		gtest.Assert(m3.Map(), map[interface{}]interface{}{1: 1, "key1": "val1"})
+
+	})
+}
+func Test_Map_Set_Fun(t *testing.T) {
+	m := gmap.New()
+	m.GetOrSetFunc("fun", getValue)
+	m.GetOrSetFuncLock("funlock", getValue)
+	gtest.Assert(m.Get("funlock"), 3)
+	gtest.Assert(m.Get("fun"), 3)
+	m.GetOrSetFunc("fun", getValue)
+	gtest.Assert(m.SetIfNotExistFunc("fun", getValue), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("funlock", getValue), false)
+}
+
+func Test_Map_Batch(t *testing.T) {
+	m := gmap.New()
+	m.BatchSet(map[interface{}]interface{}{1: 1, "key1": "val1", "key2": "val2", "key3": "val3"})
+	m.Iterator(callBack)
+	gtest.Assert(m.Map(), map[interface{}]interface{}{1: 1, "key1": "val1", "key2": "val2", "key3": "val3"})
+	m.BatchRemove([]interface{}{"key1", 1})
+	gtest.Assert(m.Map(), map[interface{}]interface{}{"key2": "val2", "key3": "val3"})
+}
+
+func Test_Map_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewFrom(map[interface{}]interface{}{1: 1, "key1": "val1"})
+	m_clone := m.Clone()
+	m.Remove(1)
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN(1, m_clone.Keys())
+
+	m_clone.Remove("key1")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("key1", m.Keys())
+}
+func Test_Map_Basic_Merge(t *testing.T) {
+	m1 := gmap.New()
+	m2 := gmap.New()
+	m1.Set("key1", "val1")
+	m2.Set("key2", "val2")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[interface{}]interface{}{"key1": "val1", "key2": "val2"})
+}

g/container/gmap/gmap_z_normal_example_test.go

@@ -0,0 +1,71 @@
+package gmap_test
+
+import (
+	"fmt"
+	"github.com/gogf/gf/g/container/gmap"
+)
+
+func Example_Normal_Basic() {
+	m := gmap.New()
+
+	//Add data
+	m.Set("key1", "val1")
+
+	//Print size
+	fmt.Println(m.Size())
+	//output 1
+
+	add_map := make(map[interface{}]interface{})
+	add_map["key2"] = "val2"
+	add_map["key3"] = "val3"
+	add_map[1] = 1
+
+	fmt.Println(m.Values())
+
+	//Batch add data
+	m.BatchSet(add_map)
+
+	//Gets the value of the corresponding key
+	key3_val := m.Get("key3")
+	fmt.Println(key3_val)
+
+	//Get the value by key, or set it with given key-value if not exist.
+	get_or_set_val := m.GetOrSet("key4", "val4")
+	fmt.Println(get_or_set_val)
+
+	// Set key-value if the key does not exist, then return true; or else return false.
+	is_set := m.SetIfNotExist("key3", "val3")
+	fmt.Println(is_set)
+
+	//Remove key
+	m.Remove("key2")
+	fmt.Println(m.Keys())
+
+	//Batch remove keys
+	remove_keys := []interface{}{"key1", 1}
+	m.BatchRemove(remove_keys)
+	fmt.Println(m.Keys())
+
+	//Contains checks whether a key exists.
+	is_contain := m.Contains("key3")
+	fmt.Println(is_contain)
+
+	//Flip exchanges key-value of the map, it will change key-value to value-key.
+	m.Flip()
+	fmt.Println(m.Map())
+
+	// Clear deletes all data of the map,
+	m.Clear()
+
+	fmt.Println(m.Size())
+
+}
+func Example_Normal_Merge(){
+	m1 := gmap.New()
+	m2 := gmap.New()
+	m1.Set("key1","val1")
+	m2.Set("key2","val2")
+	m1.Merge(m2)
+	fmt.Println(m1.Map())
+}
+

g/container/gmap/gmap_z_string_bool_test.go

@@ -0,0 +1,85 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+
+func StringBoolCallBack( string, bool) bool {
+	return true
+}
+func Test_StringBoolMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringBoolMap()
+		m.Set("a", true)
+
+		gtest.Assert(m.Get("a"), true)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", false), false)
+		gtest.Assert(m.SetIfNotExist("b", false), false)
+
+		gtest.Assert(m.SetIfNotExist("c", false), true)
+
+		gtest.Assert(m.Remove("b"), false)
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringBoolMapFrom(map[string]bool{"a": true, "b": false})
+		gtest.Assert(m2.Map(), map[string]bool{"a": true, "b": false})
+		m3 := gmap.NewStringBoolMapFromArray([]string{"a", "b"}, []bool{true, false})
+		gtest.Assert(m3.Map(), map[string]bool{"a": true, "b": false})
+
+	})
+}
+func Test_StringBoolMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringBoolMap()
+
+	m.GetOrSetFunc("a", getBool)
+	m.GetOrSetFuncLock("b", getBool)
+	gtest.Assert(m.Get("a"), true)
+	gtest.Assert(m.Get("b"), true)
+	gtest.Assert(m.SetIfNotExistFunc("a", getBool), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getBool), false)
+}
+
+func Test_StringBoolMap_Batch(t *testing.T) {
+	m := gmap.NewStringBoolMap()
+
+	m.BatchSet(map[string]bool{"a": true, "b": false, "c": true})
+	m.Iterator(StringBoolCallBack)
+	gtest.Assert(m.Map(), map[string]bool{"a": true, "b": false, "c": true})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]bool{"c": true})
+}
+
+func Test_StringBoolMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringBoolMapFrom(map[string]bool{"a": true, "b": false})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringBoolMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringBoolMap()
+	m2 := gmap.NewStringBoolMap()
+	m1.Set("a", true)
+	m2.Set("b", false)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]bool{"a": true, "b": false})
+}

g/container/gmap/gmap_z_string_int_test.go

@@ -0,0 +1,91 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func stringIntCallBack(string, int) bool {
+	return true
+}
+func Test_StringIntMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringIntMap()
+		m.Set("a", 1)
+
+		gtest.Assert(m.Get("a"), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", 2), 2)
+		gtest.Assert(m.SetIfNotExist("b", 2), false)
+
+		gtest.Assert(m.SetIfNotExist("c", 3), true)
+
+		gtest.Assert(m.Remove("b"), 2)
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+
+		m_f := gmap.NewStringIntMap()
+		m_f.Set("1", 2)
+		m_f.Flip()
+		gtest.Assert(m_f.Map(), map[string]int{"2": 1})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringIntMapFrom(map[string]int{"a": 1, "b": 2})
+		gtest.Assert(m2.Map(), map[string]int{"a": 1, "b": 2})
+		m3 := gmap.NewStringIntMapFromArray([]string{"a", "b"}, []int{1, 2})
+		gtest.Assert(m3.Map(), map[string]int{"a": 1, "b": 2})
+
+	})
+}
+func Test_StringIntMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringIntMap()
+
+	m.GetOrSetFunc("a", getInt)
+	m.GetOrSetFuncLock("b", getInt)
+	gtest.Assert(m.Get("a"), 123)
+	gtest.Assert(m.Get("b"), 123)
+	gtest.Assert(m.SetIfNotExistFunc("a", getInt), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getInt), false)
+}
+
+func Test_StringIntMap_Batch(t *testing.T) {
+	m := gmap.NewStringIntMap()
+
+	m.BatchSet(map[string]int{"a": 1, "b": 2, "c": 3})
+	m.Iterator(stringIntCallBack)
+	gtest.Assert(m.Map(), map[string]int{"a": 1, "b": 2, "c": 3})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]int{"c": 3})
+}
+
+func Test_StringIntMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringIntMapFrom(map[string]int{"a": 1, "b": 2, "c": 3})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringIntMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringIntMap()
+	m2 := gmap.NewStringIntMap()
+	m1.Set("a", 1)
+	m2.Set("b", 2)
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]int{"a": 1, "b": 2})
+}

g/container/gmap/gmap_z_string_interface_test.go

@@ -0,0 +1,89 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func stringInterfaceCallBack(string, interface{}) bool {
+	return true
+}
+func Test_StringInterfaceMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringInterfaceMap()
+		m.Set("a", 1)
+
+		gtest.Assert(m.Get("a"), 1)
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", "2"), "2")
+		gtest.Assert(m.SetIfNotExist("b", "2"), false)
+
+		gtest.Assert(m.SetIfNotExist("c", 3), true)
+
+		gtest.Assert(m.Remove("b"), "2")
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+		gtest.AssertIN(3, m.Values())
+		gtest.AssertIN(1, m.Values())
+
+		m.Flip()
+		gtest.Assert(m.Map(), map[string]interface{}{"1": "a", "3": "c"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringInterfaceMapFrom(map[string]interface{}{"a": 1, "b": "2"})
+		gtest.Assert(m2.Map(), map[string]interface{}{"a": 1, "b": "2"})
+		m3 := gmap.NewStringInterfaceMapFromArray([]string{"a", "b"}, []interface{}{1, "2"})
+		gtest.Assert(m3.Map(), map[string]interface{}{"a": 1, "b": "2"})
+
+	})
+}
+func Test_StringInterfaceMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringInterfaceMap()
+
+	m.GetOrSetFunc("a", getInterface)
+	m.GetOrSetFuncLock("b", getInterface)
+	gtest.Assert(m.Get("a"), 123)
+	gtest.Assert(m.Get("b"), 123)
+	gtest.Assert(m.SetIfNotExistFunc("a", getInterface), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getInterface), false)
+}
+
+func Test_StringInterfaceMap_Batch(t *testing.T) {
+	m := gmap.NewStringInterfaceMap()
+
+	m.BatchSet(map[string]interface{}{"a": 1, "b": "2", "c": 3})
+	m.Iterator(stringInterfaceCallBack)
+	gtest.Assert(m.Map(), map[string]interface{}{"a": 1, "b": "2", "c": 3})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]interface{}{"c": 3})
+}
+
+func Test_StringInterfaceMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringInterfaceMapFrom(map[string]interface{}{"a": 1, "b": "2"})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringInterfaceMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringInterfaceMap()
+	m2 := gmap.NewStringInterfaceMap()
+	m1.Set("a", 1)
+	m2.Set("b", "2")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]interface{}{"a": 1, "b": "2"})
+}

g/container/gmap/gmap_z_string_string_test.go

@@ -0,0 +1,90 @@
+package gmap_test
+
+import (
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func stringStringCallBack(string, string) bool {
+	return true
+}
+func Test_StringStringMap_Basic(t *testing.T) {
+	gtest.Case(t, func() {
+		m := gmap.NewStringStringMap()
+		m.Set("a", "a")
+
+		gtest.Assert(m.Get("a"), "a")
+		gtest.Assert(m.Size(), 1)
+		gtest.Assert(m.IsEmpty(), false)
+
+		gtest.Assert(m.GetOrSet("b", "b"), "b")
+		gtest.Assert(m.SetIfNotExist("b", "b"), false)
+
+		gtest.Assert(m.SetIfNotExist("c", "c"), true)
+
+		gtest.Assert(m.Remove("b"), "b")
+		gtest.Assert(m.Contains("b"), false)
+
+		gtest.AssertIN("c", m.Keys())
+		gtest.AssertIN("a", m.Keys())
+		gtest.AssertIN("a", m.Values())
+		gtest.AssertIN("c", m.Values())
+
+		m.Flip()
+
+		gtest.Assert(m.Map(), map[string]string{"a": "a", "c": "c"})
+
+		m.Clear()
+		gtest.Assert(m.Size(), 0)
+		gtest.Assert(m.IsEmpty(), true)
+
+		m2 := gmap.NewStringStringMapFrom(map[string]string{"a": "a", "b": "b"})
+		gtest.Assert(m2.Map(), map[string]string{"a": "a", "b": "b"})
+		m3 := gmap.NewStringStringMapFromArray([]string{"a", "b"}, []string{"a", "b"})
+		gtest.Assert(m3.Map(), map[string]string{"a": "a", "b": "b"})
+
+	})
+}
+func Test_StringStringMap_Set_Fun(t *testing.T) {
+	m := gmap.NewStringStringMap()
+
+	m.GetOrSetFunc("a", getString)
+	m.GetOrSetFuncLock("b", getString)
+	gtest.Assert(m.Get("a"), "z")
+	gtest.Assert(m.Get("b"), "z")
+	gtest.Assert(m.SetIfNotExistFunc("a", getString), false)
+	gtest.Assert(m.SetIfNotExistFuncLock("b", getString), false)
+}
+
+func Test_StringStringMap_Batch(t *testing.T) {
+	m := gmap.NewStringStringMap()
+
+	m.BatchSet(map[string]string{"a": "a", "b": "b", "c": "c"})
+	m.Iterator(stringStringCallBack)
+	gtest.Assert(m.Map(), map[string]string{"a": "a", "b": "b", "c": "c"})
+	m.BatchRemove([]string{"a", "b"})
+	gtest.Assert(m.Map(), map[string]string{"c": "c"})
+}
+
+func Test_StringStringMap_Clone(t *testing.T) {
+	//clone 方法是深克隆
+	m := gmap.NewStringStringMapFrom(map[string]string{"a": "a", "b": "b", "c": "c"})
+
+	m_clone := m.Clone()
+	m.Remove("a")
+	//修改原 map,clone 后的 map 不影响
+	gtest.AssertIN("a", m_clone.Keys())
+
+	m_clone.Remove("b")
+	//修改clone map,原 map 不影响
+	gtest.AssertIN("b", m.Keys())
+}
+func Test_StringStringMap_Merge(t *testing.T) {
+	m1 := gmap.NewStringStringMap()
+	m2 := gmap.NewStringStringMap()
+	m1.Set("a", "a")
+	m2.Set("b", "b")
+	m1.Merge(m2)
+	gtest.Assert(m1.Map(), map[string]string{"a": "a", "b": "b"})
+}

g/container/gpool/gpool.go

@@ -5,8 +5,6 @@
 // You can obtain one at https://github.com/gogf/gf.
 
 // Package gpool provides a object-reusable concurrent-safe pool.
-//
-// 对象复用池.
 package gpool
 
 import (

g/container/gring/gring.go

@@ -4,9 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gring provides a concurrent-safe(alternative) ring(circular lists).
-//
-// 并发安全环.
+// Package gring provides a concurrent-safe/unsafe ring(circular lists).
 package gring
 
 import (

g/container/gring/gring_unit_test.go

@@ -0,0 +1,229 @@
+package gring_test
+
+import (
+	"container/ring"
+	"github.com/gogf/gf/g"
+	"github.com/gogf/gf/g/container/gring"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+type Student struct {
+	position int
+	name    string
+	upgrade bool
+}
+
+func TestRing_Val(t *testing.T) {
+	gtest.Case(t, func() {
+		//定义cap 为3的ring类型数据
+		r := gring.New(3, true)
+		//分别给3个元素初始化赋值
+		r.Put(&Student{1,"jimmy", true})
+		r.Put(&Student{2,"tom", true})
+		r.Put(&Student{3,"alon", false})
+
+		//元素取值并判断和预设值是否相等
+		gtest.Assert(r.Val().(*Student).name,"jimmy")
+		//从当前位置往后移两个元素
+		r.Move(2)
+		gtest.Assert(r.Val().(*Student).name,"alon")
+		//更新元素值
+		//测试 value == nil
+		r.Set(nil)
+		gtest.Assert(r.Val(),nil)
+		//测试value != nil
+		r.Set(&Student{3, "jack", true})
+	})
+}
+func TestRing_CapLen(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(10)
+		r.Put("goframe")
+		//cap长度 10
+		gtest.Assert(r.Cap(), 10)
+		//已有数据项 1
+		gtest.Assert(r.Len(), 1)
+	})
+}
+
+func TestRing_Position(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(2)
+		r.Put(1)
+		r.Put(2)
+		//往后移动1个元素
+		r.Next()
+		gtest.Assert(r.Val(),2)
+		//往前移动1个元素
+		r.Prev()
+		gtest.Assert(r.Val(),1)
+
+	})
+}
+
+func TestRing_Link(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(3)
+		r.Put(1)
+		r.Put(2)
+		r.Put(3)
+		s := gring.New(2)
+		s.Put("a")
+		s.Put("b")
+
+		rs := r.Link(s)
+		gtest.Assert(rs.Move(2).Val(), "b")
+
+	})
+}
+
+func TestRing_Unlink(t *testing.T) {
+	gtest.Case(t, func() {
+		r := gring.New(5)
+		for i := 0; i< 5; i++  {
+			r.Put(i+1)
+		}
+		// 1 2 3 4
+		// 删除当前位置往后的2个数据，返回被删除的数据
+		// 重新计算s len
+		s := r.Unlink(2)		// 2 3
+		gtest.Assert(s.Val(), 2)
+		gtest.Assert(s.Len(), 1)
+	})
+}
+
+func TestRing_Slice(t *testing.T) {
+	gtest.Case(t, func() {
+		ringLen := 5
+		r := gring.New(ringLen)
+		for i := 0; i< ringLen; i++  {
+			r.Put(i+1)
+		}
+		r.Move(2)	// 3
+		array := r.SliceNext()		// [3 4 5 1 2]
+		gtest.Assert(array[0], 3)
+		gtest.Assert(len(array), 5)
+
+		//判断array是否等于[3 4 5 1 2]
+		ra := []int{3,4,5,1,2}
+		gtest.Assert(ra, array)
+
+		//第3个元素设为nil
+		r.Set(nil)
+		array2 := r.SliceNext() 	//[4 5 1 2]
+		//返回当前位置往后不为空的元素数组，长度为4
+		gtest.Assert(array2, g.Slice{4,5,1,2})
+
+		array3 := r.SlicePrev() 	//[2 1 5 4]
+		gtest.Assert(array3, g.Slice{2,1,5,4})
+
+		s := gring.New(ringLen)
+		for i := 0; i< ringLen; i++  {
+			s.Put(i+1)
+		}
+		array4 := s.SlicePrev()	// []
+		gtest.Assert(array4, g.Slice{1,5,4,3,2})
+
+	})
+}
+
+func TestRing_RLockIterator(t *testing.T) {
+	gtest.Case(t, func() {
+		ringLen := 5
+		r := gring.New(ringLen)
+
+		//ring不存在有值元素
+		r.RLockIteratorNext(func(v interface{}) bool {
+			gtest.Assert(v, nil)
+			return false
+		})
+		r.RLockIteratorNext(func(v interface{}) bool {
+			gtest.Assert(v, nil)
+			return true
+		})
+
+		r.RLockIteratorPrev(func(v interface{}) bool {
+			gtest.Assert(v, nil)
+			return true
+		})
+
+		for i := 0; i< ringLen; i++  {
+			r.Put(i+1)
+		}
+
+		//回调函数返回true,RLockIteratorNext遍历5次,期望值分别是1、2、3、4、5
+		i := 0
+		r.RLockIteratorNext(func(v interface{}) bool {
+			gtest.Assert(v, i+1)
+			i++;
+			return true
+		})
+
+		//RLockIteratorPrev遍历1次返回 false,退出遍历
+		r.RLockIteratorPrev(func(v interface{}) bool {
+			gtest.Assert(v, 1)
+			return false
+		})
+
+	})
+}
+
+func TestRing_LockIterator(t *testing.T) {
+	gtest.Case(t, func() {
+		ringLen := 5
+		r := gring.New(ringLen)
+
+		//不存在有值元素
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return false
+		})
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return false
+		})
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return true
+		})
+
+		r.LockIteratorPrev(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return false
+		})
+		r.LockIteratorPrev(func(item *ring.Ring) bool {
+			gtest.Assert(item.Value, nil)
+			return true
+		})
+
+		//ring初始化元素值
+		for i := 0; i< ringLen; i++  {
+			r.Put(i+1)
+		}
+
+		//往后遍历组成数据 [1,2,3,4,5]
+		array1 := g.Slice{1,2,3,4,5}
+		ii := 0
+		r.LockIteratorNext(func(item *ring.Ring) bool {
+			//校验每一次遍历取值是否是期望值
+			gtest.Assert(item.Value, array1[ii])
+			ii++;
+			return true
+		})
+
+		//往后取3个元素组成数组
+		//获得 [1,5,4]
+		i := 0
+		a := g.Slice{1,5,4}
+		r.LockIteratorPrev(func(item *ring.Ring) bool {
+			if i > 2 {
+				return false
+			}
+			gtest.Assert(item.Value, a[i])
+			i++;
+			return true
+		})
+
+
+	})
+}

g/container/gset/gset.go

@@ -4,9 +4,7 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gset provides kinds of concurrent-safe(alternative) sets.
-//
-// 并发安全集合.
+// Package gset provides kinds of concurrent-safe/unsafe sets.
 package gset
 
 import (

g/container/gtype/bool.go

@@ -11,35 +11,39 @@ import (
 )
 
 type Bool struct {
-    val int32
+    value int32
 }
 
+// NewBool returns a concurrent-safe object for bool type,
+// with given initial value <value>.
 func NewBool(value...bool) *Bool {
     t := &Bool{}
     if len(value) > 0 {
         if value[0] {
-            t.val = 1
+            t.value = 1
         } else {
-            t.val = 0
+            t.value = 0
         }
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for bool type.
 func (t *Bool) Clone() *Bool {
     return NewBool(t.Val())
 }
 
-// 并发安全设置变量值，返回之前的旧值
+// Set atomically stores value into t.valueue and returns the previous t.value value.
 func (t *Bool) Set(value bool) (old bool) {
     if value {
-        old = atomic.SwapInt32(&t.val, 1) == 1
+        old = atomic.SwapInt32(&t.value, 1) == 1
     } else {
-        old = atomic.SwapInt32(&t.val, 0) == 1
+        old = atomic.SwapInt32(&t.value, 0) == 1
     }
     return
 }
 
+// Val atomically loads t.valueue.
 func (t *Bool) Val() bool {
-    return atomic.LoadInt32(&t.val) > 0
+    return atomic.LoadInt32(&t.value) > 0
 }

g/container/gtype/byte.go

@@ -11,29 +11,36 @@ import (
 )
 
 type Byte struct {
-    val int32
+	value int32
 }
 
+// NewByte returns a concurrent-safe object for byte type,
+// with given initial value <value>.
 func NewByte(value...byte) *Byte {
     if len(value) > 0 {
-        return &Byte{val : int32(value[0])}
+        return &Byte{
+	        value : int32(value[0]),
+		}
     }
     return &Byte{}
 }
 
+// Clone clones and returns a new concurrent-safe object for byte type.
 func (t *Byte) Clone() *Byte {
     return NewByte(t.Val())
 }
 
-// 并发安全设置变量值，返回之前的旧值
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Byte) Set(value byte) (old byte) {
-    return byte(atomic.SwapInt32(&t.val, int32(value)))
+    return byte(atomic.SwapInt32(&t.value, int32(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Byte) Val() byte {
-    return byte(atomic.LoadInt32(&t.val))
+    return byte(atomic.LoadInt32(&t.value))
 }
 
-func (t *Byte) Add(delta int) byte {
-    return byte(atomic.AddInt32(&t.val, int32(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Byte) Add(delta int) (new byte) {
+    return byte(atomic.AddInt32(&t.value, int32(delta)))
 }

g/container/gtype/bytes.go

@@ -9,29 +9,35 @@ package gtype
 import "sync/atomic"
 
 type Bytes struct {
-    val atomic.Value
+	value atomic.Value
 }
 
+// NewBytes returns a concurrent-safe object for []byte type,
+// with given initial value <value>.
 func NewBytes(value...[]byte) *Bytes {
     t := &Bytes{}
     if len(value) > 0 {
-        t.val.Store(value[0])
+        t.value.Store(value[0])
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for []byte type.
 func (t *Bytes) Clone() *Bytes {
     return NewBytes(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
+// Note: The parameter <value> cannot be nil.
 func (t *Bytes) Set(value []byte) (old []byte) {
     old = t.Val()
-    t.val.Store(value)
+    t.value.Store(value)
     return
 }
 
+// Val atomically loads t.value.
 func (t *Bytes) Val() []byte {
-    if s := t.val.Load(); s != nil {
+    if s := t.value.Load(); s != nil {
         return s.([]byte)
     }
     return nil

g/container/gtype/float32.go

@@ -7,47 +7,53 @@
 package gtype
 
 import (
-    "sync/atomic"
-    "github.com/gogf/gf/g/encoding/gbinary"
+	"math"
+	"sync/atomic"
+	"unsafe"
 )
 
 type Float32 struct {
-    val uint32
+	value uint32
 }
 
+// NewFloat32 returns a concurrent-safe object for float32 type,
+// with given initial value <value>.
 func NewFloat32(value...float32) *Float32 {
     if len(value) > 0 {
-        return &Float32{ val : float32ToUint32InBits(value[0]) }
+        return &Float32{
+	        value : math.Float32bits(value[0]),
+		}
     }
     return &Float32{}
 }
 
+// Clone clones and returns a new concurrent-safe object for float32 type.
 func (t *Float32) Clone() *Float32 {
     return NewFloat32(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Float32) Set(value float32) (old float32) {
-    return uint32ToFloat32InBits(atomic.SwapUint32(&t.val, float32ToUint32InBits(value)))
+    return math.Float32frombits(atomic.SwapUint32(&t.value, math.Float32bits(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Float32) Val() float32 {
-    return uint32ToFloat32InBits(atomic.LoadUint32(&t.val))
+    return math.Float32frombits(atomic.LoadUint32(&t.value))
 }
 
-func (t *Float32) Add(delta float32) float32 {
-    return uint32ToFloat32InBits(atomic.AddUint32(&t.val, float32ToUint32InBits(delta)))
-}
-
-// 通过二进制的方式将float32转换为uint32(都是32bits)
-func float32ToUint32InBits(value float32) uint32 {
-    b := gbinary.Encode(value)
-    i := gbinary.DecodeToUint32(b)
-    return i
-}
-
-// 通过二进制的方式将uint32转换为float32(都是32bits)
-func uint32ToFloat32InBits(value uint32) float32 {
-    b := gbinary.Encode(value)
-    f := gbinary.DecodeToFloat32(b)
-    return f
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Float32) Add(delta float32) (new float32) {
+	for {
+		old := math.Float32frombits(t.value)
+		new  = old + delta
+		if atomic.CompareAndSwapUint32(
+			(*uint32)(unsafe.Pointer(&t.value)),
+			math.Float32bits(old),
+			math.Float32bits(new),
+		) {
+			break
+		}
+	}
+	return
 }

g/container/gtype/float64.go

@@ -7,47 +7,53 @@
 package gtype
 
 import (
-    "sync/atomic"
-    "github.com/gogf/gf/g/encoding/gbinary"
+	"math"
+	"sync/atomic"
+	"unsafe"
 )
 
 type Float64 struct {
-    val uint64
+	value uint64
 }
 
+// NewFloat64 returns a concurrent-safe object for float64 type,
+// with given initial value <value>.
 func NewFloat64(value...float64) *Float64 {
     if len(value) > 0 {
-        return &Float64{ val : float64ToUint64InBits(value[0]) }
+        return &Float64{
+	        value : math.Float64bits(value[0]),
+		}
     }
     return &Float64{}
 }
 
+// Clone clones and returns a new concurrent-safe object for float64 type.
 func (t *Float64) Clone() *Float64 {
     return NewFloat64(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Float64) Set(value float64) (old float64) {
-    return uint64ToFloat64InBits(atomic.SwapUint64(&t.val, float64ToUint64InBits(value)))
+    return math.Float64frombits(atomic.SwapUint64(&t.value, math.Float64bits(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Float64) Val() float64 {
-    return uint64ToFloat64InBits(atomic.LoadUint64(&t.val))
+    return math.Float64frombits(atomic.LoadUint64(&t.value))
 }
 
-func (t *Float64) Add(delta float64) float64 {
-    return uint64ToFloat64InBits(atomic.AddUint64(&t.val, float64ToUint64InBits(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Float64) Add(delta float64) (new float64) {
+	for {
+		old := math.Float64frombits(t.value)
+		new  = old + delta
+		if atomic.CompareAndSwapUint64(
+			(*uint64)(unsafe.Pointer(&t.value)),
+			math.Float64bits(old),
+			math.Float64bits(new),
+		) {
+			break
+		}
+	}
+	return
 }
-
-// 通过二进制的方式将float64转换为uint64(都是64bits)
-func float64ToUint64InBits(value float64) uint64 {
-    b := gbinary.Encode(value)
-    i := gbinary.DecodeToUint64(b)
-    return i
-}
-
-// 通过二进制的方式将uint64转换为float64(都是64bits)
-func uint64ToFloat64InBits(value uint64) float64 {
-    b := gbinary.Encode(value)
-    f := gbinary.DecodeToFloat64(b)
-    return f
-}

g/container/gtype/gtype.go

@@ -4,13 +4,12 @@
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
 
-// Package gtype provides kinds of high performance, concurrent-safe basic variable types.
-//
-// 并发安全基本类型.
+// Package gtype provides kinds of high performance and concurrent-safe basic variable types.
 package gtype
 
 type Type = Interface
 
+// See NewInterface.
 func New(value ... interface{}) *Type {
     return NewInterface(value...)
 }

g/container/gtype/int.go

@@ -11,30 +11,36 @@ import (
 )
 
 type Int struct {
-    val int64
+	value int64
 }
 
+// NewInt returns a concurrent-safe object for int type,
+// with given initial value <value>.
 func NewInt(value...int) *Int {
     if len(value) > 0 {
-        return &Int{val:int64(value[0])}
+        return &Int{
+	        value : int64(value[0]),
+		}
     }
     return &Int{}
 }
 
+// Clone clones and returns a new concurrent-safe object for int type.
 func (t *Int) Clone() *Int {
     return NewInt(t.Val())
 }
 
-// 并发安全设置变量值，返回之前的旧值
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Int) Set(value int) (old int) {
-    return int(atomic.SwapInt64(&t.val, int64(value)))
+    return int(atomic.SwapInt64(&t.value, int64(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Int) Val() int {
-    return int(atomic.LoadInt64(&t.val))
+    return int(atomic.LoadInt64(&t.value))
 }
 
-// 数值增加delta，并返回**新**的数值
-func (t *Int) Add(delta int) int {
-    return int(atomic.AddInt64(&t.val, int64(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Int) Add(delta int) (new int) {
+    return int(atomic.AddInt64(&t.value, int64(delta)))
 }

g/container/gtype/int32.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Int32 struct {
-    val int32
+	value int32
 }
 
+// NewInt32 returns a concurrent-safe object for int32 type,
+// with given initial value <value>.
 func NewInt32(value...int32) *Int32 {
     if len(value) > 0 {
-        return &Int32{val: value[0]}
+        return &Int32{
+	        value : value[0],
+		}
     }
     return &Int32{}
 }
 
+// Clone clones and returns a new concurrent-safe object for int32 type.
 func (t *Int32) Clone() *Int32 {
     return NewInt32(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Int32) Set(value int32) (old int32) {
-    return atomic.SwapInt32(&t.val, value)
+    return atomic.SwapInt32(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Int32) Val() int32 {
-    return atomic.LoadInt32(&t.val)
+    return atomic.LoadInt32(&t.value)
 }
 
-func (t *Int32) Add(delta int32) int32 {
-    return atomic.AddInt32(&t.val, delta)
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Int32) Add(delta int32) (new int32) {
+    return atomic.AddInt32(&t.value, delta)
 }

g/container/gtype/int64.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Int64 struct {
-    val int64
+	value int64
 }
 
+// NewInt64 returns a concurrent-safe object for int64 type,
+// with given initial value <value>.
 func NewInt64(value...int64) *Int64 {
     if len(value) > 0 {
-        return &Int64{val:value[0]}
+        return &Int64{
+	        value : value[0],
+		}
     }
     return &Int64{}
 }
 
+// Clone clones and returns a new concurrent-safe object for int64 type.
 func (t *Int64) Clone() *Int64 {
     return NewInt64(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Int64) Set(value int64) (old int64) {
-    return atomic.SwapInt64(&t.val, value)
+    return atomic.SwapInt64(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Int64) Val() int64 {
-    return atomic.LoadInt64(&t.val)
+    return atomic.LoadInt64(&t.value)
 }
 
+// Add atomically adds delta to t.value and returns the new value.
 func (t *Int64) Add(delta int64) int64 {
-    return atomic.AddInt64(&t.val, delta)
+    return atomic.AddInt64(&t.value, delta)
 }

g/container/gtype/interface.go

@@ -10,32 +10,34 @@ import (
     "sync/atomic"
 )
 
-// 比较通用的并发安全数据类型
 type Interface struct {
-    val atomic.Value
+	value atomic.Value
 }
 
+// NewInterface returns a concurrent-safe object for interface{} type,
+// with given initial value <value>.
 func NewInterface(value...interface{}) *Interface {
     t := &Interface{}
     if len(value) > 0 && value[0] != nil {
-        t.val.Store(value[0])
+        t.value.Store(value[0])
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for interface{} type.
 func (t *Interface) Clone() *Interface {
     return NewInterface(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
+// Note: The parameter <value> cannot be nil.
 func (t *Interface) Set(value interface{}) (old interface{}) {
-    if value == nil {
-        return
-    }
     old = t.Val()
-    t.val.Store(value)
+    t.value.Store(value)
     return
 }
 
+// Val atomically loads t.value.
 func (t *Interface) Val() interface{} {
-    return t.val.Load()
+    return t.value.Load()
 }

g/container/gtype/string.go

@@ -11,29 +11,34 @@ import (
 )
 
 type String struct {
-    val atomic.Value
+	value atomic.Value
 }
 
+// NewString returns a concurrent-safe object for string type,
+// with given initial value <value>.
 func NewString(value...string) *String {
     t := &String{}
     if len(value) > 0 {
-        t.val.Store(value[0])
+        t.value.Store(value[0])
     }
     return t
 }
 
+// Clone clones and returns a new concurrent-safe object for string type.
 func (t *String) Clone() *String {
     return NewString(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *String) Set(value string) (old string) {
     old = t.Val()
-    t.val.Store(value)
+    t.value.Store(value)
     return
 }
 
+// Val atomically loads t.value.
 func (t *String) Val() string {
-    s := t.val.Load()
+    s := t.value.Load()
     if s != nil {
         return s.(string)
     }

g/container/gtype/uint.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Uint struct {
-    val uint64
+	value uint64
 }
 
+// NewUint returns a concurrent-safe object for uint type,
+// with given initial value <value>.
 func NewUint(value...uint) *Uint {
     if len(value) > 0 {
-        return &Uint{val:uint64(value[0])}
+        return &Uint{
+	        value : uint64(value[0]),
+		}
     }
     return &Uint{}
 }
 
+// Clone clones and returns a new concurrent-safe object for uint type.
 func (t *Uint) Clone() *Uint {
     return NewUint(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Uint) Set(value uint) (old uint) {
-    return uint(atomic.SwapUint64(&t.val, uint64(value)))
+    return uint(atomic.SwapUint64(&t.value, uint64(value)))
 }
 
+// Val atomically loads t.value.
 func (t *Uint) Val() uint {
-    return uint(atomic.LoadUint64(&t.val))
+    return uint(atomic.LoadUint64(&t.value))
 }
 
-func (t *Uint) Add(delta uint) int {
-    return int(atomic.AddUint64(&t.val, uint64(delta)))
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Uint) Add(delta uint) (new uint) {
+    return uint(atomic.AddUint64(&t.value, uint64(delta)))
 }

g/container/gtype/uint32.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Uint32 struct {
-    val uint32
+	value uint32
 }
 
+// NewUint32 returns a concurrent-safe object for uint32 type,
+// with given initial value <value>.
 func NewUint32(value...uint32) *Uint32 {
     if len(value) > 0 {
-        return &Uint32{val:value[0]}
+        return &Uint32{
+        	value : value[0],
+		}
     }
     return &Uint32{}
 }
 
+// Clone clones and returns a new concurrent-safe object for uint32 type.
 func (t *Uint32) Clone() *Uint32 {
     return NewUint32(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Uint32) Set(value uint32) (old uint32) {
-    return atomic.SwapUint32(&t.val, value)
+    return atomic.SwapUint32(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Uint32) Val() uint32 {
-    return atomic.LoadUint32(&t.val)
+    return atomic.LoadUint32(&t.value)
 }
 
-func (t *Uint32) Add(delta uint32) uint32 {
-    return atomic.AddUint32(&t.val, delta)
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Uint32) Add(delta uint32) (new uint32) {
+    return atomic.AddUint32(&t.value, delta)
 }

g/container/gtype/uint64.go

@@ -11,28 +11,36 @@ import (
 )
 
 type Uint64 struct {
-    val uint64
+	value uint64
 }
 
+// NewUint64 returns a concurrent-safe object for uint64 type,
+// with given initial value <value>.
 func NewUint64(value...uint64) *Uint64 {
     if len(value) > 0 {
-        return &Uint64{val:value[0]}
+        return &Uint64{
+	        value : value[0],
+		}
     }
     return &Uint64{}
 }
 
+// Clone clones and returns a new concurrent-safe object for uint64 type.
 func (t *Uint64) Clone() *Uint64 {
     return NewUint64(t.Val())
 }
 
+// Set atomically stores value into t.value and returns the previous t.value value.
 func (t *Uint64) Set(value uint64) (old uint64) {
-    return atomic.SwapUint64(&t.val, value)
+    return atomic.SwapUint64(&t.value, value)
 }
 
+// Val atomically loads t.value.
 func (t *Uint64) Val() uint64 {
-    return atomic.LoadUint64(&t.val)
+    return atomic.LoadUint64(&t.value)
 }
 
-func (t *Uint64) Add(delta uint64) uint64 {
-    return atomic.AddUint64(&t.val, delta)
+// Add atomically adds delta to t.value and returns the new value.
+func (t *Uint64) Add(delta uint64) (new uint64) {
+    return atomic.AddUint64(&t.value, delta)
 }

g/container/gvar/gvar.go

@@ -5,8 +5,6 @@
 // You can obtain one at https://github.com/gogf/gf.
 
 // Package gvar provides an universal variable type, like generics.
-//
-// 通用动态变量.
 package gvar
 
 import (

g/crypto/crypto.go

@@ -1,7 +0,0 @@
-// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package crypto

g/crypto/gaes/gaes_test.go

@@ -0,0 +1,62 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gaes_test
+
+import (
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gaes"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+var (
+	content = []byte("pibigstar")
+	// iv 长度必须等于blockSize，只能为16
+	iv     = []byte("Hello My GoFrame")
+	key_16 = []byte("1234567891234567")
+	key_24 = []byte("123456789123456789123456")
+	key_32 = []byte("12345678912345678912345678912345")
+)
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		_, err := gaes.Encrypt(content, key_16)
+		gtest.Assert(err, nil)
+		_, err = gaes.Encrypt(content, key_24)
+		gtest.Assert(err, nil)
+		_, err = gaes.Encrypt(content, key_32)
+		gtest.Assert(err, nil)
+		_, err = gaes.Encrypt(content, key_16, iv)
+		gtest.Assert(err, nil)
+	})
+}
+
+func TestDecrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		encrypt, err := gaes.Encrypt(content, key_16)
+		decrypt, err := gaes.Decrypt(encrypt, key_16)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+
+		encrypt, err = gaes.Encrypt(content, key_24)
+		decrypt, err = gaes.Decrypt(encrypt, key_24)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+
+		encrypt, err = gaes.Encrypt(content, key_32)
+		decrypt, err = gaes.Decrypt(encrypt, key_32)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+
+		encrypt, err = gaes.Encrypt(content, key_32, iv)
+		decrypt, err = gaes.Decrypt(encrypt, key_32, iv)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(decrypt), string(content))
+	})
+}

g/crypto/gcrc32/gcrc32_test.go

@@ -0,0 +1,27 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gcrc32_test
+
+import (
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gcrc32"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		s := "pibigstar"
+		result := 693191136
+		encrypt1 := gcrc32.EncryptString(s)
+		encrypt2 := gcrc32.EncryptBytes([]byte(s))
+		gtest.AssertEQ(int(encrypt1), result)
+		gtest.AssertEQ(int(encrypt2), result)
+	})
+}

g/crypto/gdes/gdes_test.go

@@ -1,185 +1,239 @@
 package gdes_test
 
 import (
-	"testing"
-	"bytes"
 	"encoding/hex"
-	"fmt"
+	"testing"
+
 	"github.com/gogf/gf/g/crypto/gdes"
+	"github.com/gogf/gf/g/test/gtest"
 )
 
-func TestDesECB(t *testing.T){
-	{
+var (
+	errKey     = []byte("1111111111111234123456789")
+	errIv      = []byte("123456789")
+	errPadding = 5
+)
+
+func TestDesECB(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("12345678")
 		padding := gdes.NOPADDING
+		result := "858b176da8b12503"
+		// encrypt test
 		cipherText, err := gdes.DesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-  
+		gtest.AssertEQ(err, nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err, nil)
+		gtest.AssertEQ(string(clearText), "12345678")
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
+		// encrypt err test. when throw exception,the err is not equal nil and the string is nil
+		errEncrypt, err := gdes.DesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		errEncrypt, err = gdes.DesECBEncrypt(errKey, text, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// err decrypt test.
+		errDecrypt, err := gdes.DesECBDecrypt(errKey, cipherText, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		errDecrypt, err = gdes.DesECBDecrypt(key, cipherText, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
 
-	}
-
-	{
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("12345678")
 		padding := gdes.PKCS5PADDING
+		errPadding := 5
+		result := "858b176da8b12503ad6a88b4fa37833d"
 		cipherText, err := gdes.DesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"12345678")
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
+		// err test
+		errEncrypt, err := gdes.DesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		errDecrypt, err := gdes.DesECBDecrypt(errKey, cipherText, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
 }
 
-func Test3DesECB(t *testing.T){
-	{
+func Test3DesECB(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("1111111111111234")
 		text := []byte("1234567812345678")
 		padding := gdes.NOPADDING
+		result := "a23ee24b98c26263a23ee24b98c26263"
+		// encrypt test
 		cipherText, err := gdes.TripleDesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"1234567812345678")
+		// err test
+		errEncrypt, err := gdes.DesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+	})
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-
-	}
-
-	{
+	gtest.Case(t, func() {
 		key := []byte("111111111111123412345678")
 		text := []byte("123456789")
 		padding := gdes.PKCS5PADDING
+		errPadding := 5
+		result := "37989b1effc07a6d00ff89a7d052e79f"
+		// encrypt test
 		cipherText, err := gdes.TripleDesECBEncrypt(key, text, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesECBDecrypt(key, cipherText, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"123456789")
+		// err test, when key is err, but text and padding is right
+		errEncrypt, err := gdes.TripleDesECBEncrypt(errKey, text, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// when padding is err,but key and text is right
+		errEncrypt, err = gdes.TripleDesECBEncrypt(key, text, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// decrypt err test,when key is err
+		errEncrypt, err = gdes.TripleDesECBDecrypt(errKey, text, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+	})
 }
 
-func TestDesCBC(t *testing.T){
-	{
+func TestDesCBC(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("1234567812345678")
 		padding := gdes.NOPADDING
 		iv := []byte("12345678")
-		cipherText, err := gdes.DesCBCEncrypt(key, text, iv,padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		result := "40826a5800608c87585ca7c9efabee47"
+		// encrypt test
+		cipherText, err := gdes.DesCBCEncrypt(key, text, iv, padding)
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"1234567812345678")
+		// encrypt err test.
+		errEncrypt, err := gdes.DesCBCEncrypt(errKey, text, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the iv is err
+		errEncrypt, err = gdes.DesCBCEncrypt(key, text, errIv, padding)
+		//gtest.AssertNE(err,nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the padding is err
+		errEncrypt, err = gdes.DesCBCEncrypt(key, text, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// decrypt err test. the key is err
+		errDecrypt, err := gdes.DesCBCDecrypt(errKey, cipherText, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the iv is err
+		errDecrypt, err = gdes.DesCBCDecrypt(key, cipherText, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the padding is err
+		errDecrypt, err = gdes.DesCBCDecrypt(key, cipherText, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-
-	}
-
-	{
+	gtest.Case(t, func() {
 		key := []byte("11111111")
 		text := []byte("12345678")
 		padding := gdes.PKCS5PADDING
 		iv := []byte("12345678")
+		result := "40826a5800608c87100a25d86ac7c52c"
+		// encrypt test
 		cipherText, err := gdes.DesCBCEncrypt(key, text, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.DesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"12345678")
+		// err test
+		errEncrypt, err := gdes.DesCBCEncrypt(key, text, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+	})
 }
 
-func Test3DesCBC(t *testing.T){
-	{
+func Test3DesCBC(t *testing.T) {
+	gtest.Case(t, func() {
 		key := []byte("1111111112345678")
 		text := []byte("1234567812345678")
 		padding := gdes.NOPADDING
 		iv := []byte("12345678")
-		cipherText, err := gdes.TripleDesCBCEncrypt(key, text, iv,padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		result := "bfde1394e265d5f738d5cab170c77c88"
+		// encrypt test
+		cipherText, err := gdes.TripleDesCBCEncrypt(key, text, iv, padding)
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-
-	}
-
-	{
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"1234567812345678")
+		// encrypt err test
+		errEncrypt, err := gdes.TripleDesCBCEncrypt(errKey, text, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the iv is err
+		errEncrypt, err = gdes.TripleDesCBCEncrypt(key, text, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// the padding is err
+		errEncrypt, err = gdes.TripleDesCBCEncrypt(key, text, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errEncrypt, nil)
+		// decrypt err test
+		errDecrypt, err := gdes.TripleDesCBCDecrypt(errKey, cipherText, iv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the iv is err
+		errDecrypt, err = gdes.TripleDesCBCDecrypt(key, cipherText, errIv, padding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+		// the padding is err
+		errDecrypt, err = gdes.TripleDesCBCDecrypt(key, cipherText, iv, errPadding)
+		gtest.AssertNE(err, nil)
+		gtest.AssertEQ(errDecrypt, nil)
+	})
+	gtest.Case(t, func() {
 		key := []byte("111111111234567812345678")
 		text := []byte("12345678")
 		padding := gdes.PKCS5PADDING
 		iv := []byte("12345678")
+		result := "40826a5800608c87100a25d86ac7c52c"
+		// encrypt test
 		cipherText, err := gdes.TripleDesCBCEncrypt(key, text, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
-
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(hex.EncodeToString(cipherText),result)
+		// decrypt test
 		clearText, err := gdes.TripleDesCBCDecrypt(key, cipherText, iv, padding)
-		if err != nil {
-			t.Errorf("%v", err)
-		}
+		gtest.AssertEQ(err,nil)
+		gtest.AssertEQ(string(clearText),"12345678")
+	})
 
-		if bytes.Equal(clearText, text) == false {
-			t.Errorf("text:%v, clearText:%v", hex.EncodeToString(text), hex.EncodeToString(clearText))
-		}
-		fmt.Println("key:", hex.EncodeToString(key),"clearText:", hex.EncodeToString(clearText), "cipherText:", hex.EncodeToString(cipherText))
-	}
-}
+}

g/crypto/gmd5/gmd5_test.go

@@ -0,0 +1,78 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gmd5_test
+
+import (
+	"os"
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gmd5"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+var (
+	s = "pibigstar"
+	// online generated MD5 value
+	result = "d175a1ff66aedde64344785f7f7a3df8"
+)
+
+type user struct {
+	name     string
+	password string
+	age      int
+}
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		encryptString := gmd5.Encrypt(s)
+		gtest.Assert(encryptString, result)
+
+		result := "1427562bb29f88a1161590b76398ab72"
+		encrypt := gmd5.Encrypt(123456)
+		gtest.AssertEQ(encrypt,result)
+	})
+
+	gtest.Case(t, func() {
+		user := &user{
+			name:     "派大星",
+			password: "123456",
+			age:      23,
+		}
+		result := "70917ebce8bd2f78c736cda63870fb39"
+		encrypt := gmd5.Encrypt(user)
+		gtest.AssertEQ(encrypt,result)
+	})
+}
+
+func TestEncryptString(t *testing.T) {
+	gtest.Case(t, func() {
+		encryptString := gmd5.EncryptString(s)
+		gtest.Assert(encryptString, result)
+	})
+}
+
+func TestEncryptFile(t *testing.T) {
+	path := "test.text"
+	errorPath := "err.txt"
+	result := "e6e6e1cd41895beebff16d5452dfce12"
+	gtest.Case(t, func() {
+		file, err := os.Create(path)
+		defer os.Remove(path)
+		defer file.Close()
+		gtest.Assert(err, nil)
+		file.Write([]byte("Hello Go Frame"))
+		encryptFile := gmd5.EncryptFile(path)
+		gtest.AssertEQ(encryptFile, result)
+		// when the file is not exist,encrypt will return empty string
+		errEncrypt := gmd5.EncryptFile(errorPath)
+		gtest.AssertEQ(errEncrypt, "")
+	})
+
+
+}

g/crypto/gsha1/gsha1_test.go

@@ -0,0 +1,67 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// go test *.go -bench=".*"
+
+package gsha1_test
+
+import (
+	"os"
+	"testing"
+
+	"github.com/gogf/gf/g/crypto/gsha1"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+type user struct {
+	name     string
+	password string
+	age      int
+}
+
+func TestEncrypt(t *testing.T) {
+	gtest.Case(t, func() {
+		user := &user{
+			name:     "派大星",
+			password: "123456",
+			age:      23,
+		}
+		result := "97386736e3ee4adee5ca595c78c12129f6032cad"
+		encrypt := gsha1.Encrypt(user)
+		gtest.AssertEQ(encrypt, result)
+	})
+	gtest.Case(t, func() {
+		result := "5b4c1c2a08ca85ddd031ef8627414f4cb2620b41"
+		s := gsha1.Encrypt("pibigstar")
+		gtest.AssertEQ(s, result)
+	})
+}
+
+func TestEncryptString(t *testing.T) {
+	gtest.Case(t, func() {
+		result := "5b4c1c2a08ca85ddd031ef8627414f4cb2620b41"
+		s := gsha1.EncryptString("pibigstar")
+		gtest.AssertEQ(s, result)
+	})
+}
+
+func TestEncryptFile(t *testing.T) {
+	path := "test.text"
+	errPath := "err.text"
+	gtest.Case(t, func() {
+		result := "8b05d3ba24b8d2374b8f5149d9f3fbada14ea984"
+		file, err := os.Create(path)
+		defer os.Remove(path)
+		defer file.Close()
+		gtest.Assert(err, nil)
+		file.Write([]byte("Hello Go Frame"))
+		encryptFile := gsha1.EncryptFile(path)
+		gtest.AssertEQ(encryptFile, result)
+		// when the file is not exist,encrypt will return empty string
+		errEncrypt := gsha1.EncryptFile(errPath)
+		gtest.AssertEQ(errEncrypt,"")
+	})
+}

g/database/database.go

@@ -1,7 +0,0 @@
-// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package database

g/database/gdb/gdb.go

@@ -148,23 +148,23 @@ type Map  = map[string]interface{}
 type List = []Map
 
 const (
-    OPTION_INSERT  = 0
-    OPTION_REPLACE = 1
-    OPTION_SAVE    = 2
-    OPTION_IGNORE  = 3
-    // 默认批量操作的数量值(Batch*操作)
-    gDEFAULT_BATCH_NUM          = 10
-    // 默认的连接池连接存活时间(秒)
-    gDEFAULT_CONN_MAX_LIFE_TIME = 30
+    OPTION_INSERT               = 0
+    OPTION_REPLACE              = 1
+    OPTION_SAVE                 = 2
+    OPTION_IGNORE               = 3
+    gDEFAULT_BATCH_NUM          = 10 // Per count for batch insert/replace/save
+    gDEFAULT_CONN_MAX_LIFE_TIME = 30 // Max life time for per connection in pool.
 )
 
 var (
-    // 单例对象Map
+    // Instance map.
     instances = gmap.NewStringInterfaceMap()
 )
 
-// 使用默认/指定分组配置进行连接，数据库集群配置项：default
-func New(name...string) (db DB, err error) {
+// New creates ORM DB object with global configurations.
+// The param <name> specifies the configuration group name,
+// which is DEFAULT_GROUP_NAME in default.
+func New(name ...string) (db DB, err error) {
 	group := configs.defaultGroup
 	if len(name) > 0 {
         group = name[0]
@@ -209,8 +209,10 @@ func New(name...string) (db DB, err error) {
 	}
 }
 
-// 获得数据库操作对象单例
-func Instance(name...string) (db DB, err error) {
+// Instance returns an instance for DB operations.
+// The param <name> specifies the configuration group name,
+// which is DEFAULT_GROUP_NAME in default.
+func Instance(name ...string) (db DB, err error) {
     group := configs.defaultGroup
     if len(name) > 0 {
         group = name[0]

g/database/gredis/gredis.go

@@ -107,7 +107,7 @@ func New(config Config) *Redis {
 // return redis instance with default group.
 //
 // 获取指定分组名称的Redis单例对象，底层根据配置信息公用的连接池（连接池单例）。
-func Instance(name...string) *Redis {
+func Instance(name ...string) *Redis {
     group := DEFAULT_GROUP_NAME
     if len(name) > 0 {
         group = name[0]

g/database/gredis/gredis_config.go

@@ -9,18 +9,16 @@ package gredis
 import "github.com/gogf/gf/g/container/gmap"
 
 const (
-    // 默认分组名称
+    // Default configuration group name.
     DEFAULT_GROUP_NAME = "default"
 )
 var (
-    // 分组配置
+    // Configuration groups.
     configs = gmap.NewStringInterfaceMap()
 )
 
 // SetConfig sets the global configuration for specified group.
 // If <name> is not passed, it sets configuration for the default group name.
-//
-// 设置全局分组配置，name为非必需参数，默认为默认分组名称。
 func SetConfig(config Config, name...string) {
     group := DEFAULT_GROUP_NAME
     if len(name) > 0 {
@@ -30,10 +28,8 @@ func SetConfig(config Config, name...string) {
     instances.Remove(group)
 }
 
-// GetConfig returns the global configuration with specified group.
-// If <group> is not passed, it returns configuration of the default group name.
-//
-// 获取指定全局分组配置，group为非必需参数，默认为默认分组名称。
+// GetConfig returns the global configuration with specified group name.
+// If <name> is not passed, it returns configuration of the default group name.
 func GetConfig(name...string) (config Config, ok bool) {
     group := DEFAULT_GROUP_NAME
     if len(name) > 0 {
@@ -47,8 +43,6 @@ func GetConfig(name...string) (config Config, ok bool) {
 
 // RemoveConfig removes the global configuration with specified group.
 // If <name> is not passed, it removes configuration of the default group name.
-//
-// 删除指定全局分组配置，name为非必需参数，默认为默认分组名称。
 func RemoveConfig(name...string) {
     group := DEFAULT_GROUP_NAME
     if len(name) > 0 {
@@ -59,8 +53,6 @@ func RemoveConfig(name...string) {
 }
 
 // ClearConfig removes all configurations and instances of redis.
-//
-// 清除所有的配置内容。
 func ClearConfig() {
     configs.Clear()
     instances.Clear()

g/encoding/encoding.go

@@ -1,7 +0,0 @@
-// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package encoding

g/encoding/gbase64/gbase64_test.go

@@ -0,0 +1,51 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gbase64_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gbase64"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+type testpair struct {
+	decoded, encoded string
+}
+
+var pairs = []testpair{
+	// RFC 3548 examples
+	{"\x14\xfb\x9c\x03\xd9\x7e", "FPucA9l+"},
+	{"\x14\xfb\x9c\x03\xd9", "FPucA9k="},
+	{"\x14\xfb\x9c\x03", "FPucAw=="},
+
+	// RFC 4648 examples
+	{"", ""},
+	{"f", "Zg=="},
+	{"fo", "Zm8="},
+	{"foo", "Zm9v"},
+	{"foob", "Zm9vYg=="},
+	{"fooba", "Zm9vYmE="},
+	{"foobar", "Zm9vYmFy"},
+
+	// Wikipedia examples
+	{"sure.", "c3VyZS4="},
+	{"sure", "c3VyZQ=="},
+	{"sur", "c3Vy"},
+	{"su", "c3U="},
+	{"leasure.", "bGVhc3VyZS4="},
+	{"easure.", "ZWFzdXJlLg=="},
+	{"asure.", "YXN1cmUu"},
+	{"sure.", "c3VyZS4="},
+}
+
+func TestBase64(t *testing.T) {
+	for k := range pairs{
+		gtest.Assert(gbase64.Encode(pairs[k].decoded), pairs[k].encoded)
+
+		e, _ := gbase64.Decode(pairs[k].encoded)
+		gtest.Assert(e, pairs[k].decoded)
+	}
+}

g/encoding/gbinary/gbinary.go

@@ -8,10 +8,10 @@
 package gbinary
 
 import (
-    "fmt"
-    "math"
-    "bytes"
-    "encoding/binary"
+	"fmt"
+	"math"
+	"bytes"
+	"encoding/binary"
 )
 
 // 二进制位(0|1)
@@ -20,304 +20,308 @@ type Bit int8
 // 针对基本类型进行二进制打包，支持的基本数据类型包括:int/8/16/32/64、uint/8/16/32/64、float32/64、bool、string、[]byte
 // 其他未知类型使用 fmt.Sprintf("%v", value) 转换为字符串之后处理
 func Encode(vs ...interface{}) []byte {
-    buf := new(bytes.Buffer)
-    for i := 0; i < len(vs); i++ {
-        switch value := vs[i].(type) {
-            case int:     buf.Write(EncodeInt(value))
-            case int8:    buf.Write(EncodeInt8(value))
-            case int16:   buf.Write(EncodeInt16(value))
-            case int32:   buf.Write(EncodeInt32(value))
-            case int64:   buf.Write(EncodeInt64(value))
-            case uint:    buf.Write(EncodeUint(value))
-            case uint8:   buf.Write(EncodeUint8(value))
-            case uint16:  buf.Write(EncodeUint16(value))
-            case uint32:  buf.Write(EncodeUint32(value))
-            case uint64:  buf.Write(EncodeUint64(value))
-            case bool:    buf.Write(EncodeBool(value))
-            case string:  buf.Write(EncodeString(value))
-            case []byte:  buf.Write(value)
-            case float32: buf.Write(EncodeFloat32(value))
-            case float64: buf.Write(EncodeFloat64(value))
-            default:
-                if err := binary.Write(buf, binary.LittleEndian, value); err != nil {
-                    buf.Write(EncodeString(fmt.Sprintf("%v", value)))
-                }
-        }
-    }
-    return buf.Bytes()
+	buf := new(bytes.Buffer)
+	for i := 0; i < len(vs); i++ {
+		if vs[i] == nil {
+			return buf.Bytes()
+		}
+
+		switch value := vs[i].(type) {
+		case int:     buf.Write(EncodeInt(value))
+		case int8:    buf.Write(EncodeInt8(value))
+		case int16:   buf.Write(EncodeInt16(value))
+		case int32:   buf.Write(EncodeInt32(value))
+		case int64:   buf.Write(EncodeInt64(value))
+		case uint:    buf.Write(EncodeUint(value))
+		case uint8:   buf.Write(EncodeUint8(value))
+		case uint16:  buf.Write(EncodeUint16(value))
+		case uint32:  buf.Write(EncodeUint32(value))
+		case uint64:  buf.Write(EncodeUint64(value))
+		case bool:    buf.Write(EncodeBool(value))
+		case string:  buf.Write(EncodeString(value))
+		case []byte:  buf.Write(value)
+		case float32: buf.Write(EncodeFloat32(value))
+		case float64: buf.Write(EncodeFloat64(value))
+		default:
+			if err := binary.Write(buf, binary.LittleEndian, value); err != nil {
+				buf.Write(EncodeString(fmt.Sprintf("%v", value)))
+			}
+		}
+	}
+	return buf.Bytes()
 }
 
 // 将变量转换为二进制[]byte，并指定固定的[]byte长度返回，长度单位为字节(byte)；
 // 如果转换的二进制长度超过指定长度，那么进行截断处理
 func EncodeByLength(length int, vs ...interface{}) []byte {
-    b := Encode(vs...)
-    if len(b) < length {
-        b = append(b, make([]byte, length - len(b))...)
-    } else if len(b) > length {
-        b = b[0 : length]
-    }
-    return b
+	b := Encode(vs...)
+	if len(b) < length {
+		b = append(b, make([]byte, length - len(b))...)
+	} else if len(b) > length {
+		b = b[0 : length]
+	}
+	return b
 }
 
 // 整形二进制解包，注意第二个及其后参数为字长确定的整形变量的指针地址，以便确定解析的[]byte长度，
 // 例如：int8/16/32/64、uint8/16/32/64、float32/64等等
 func Decode(b []byte, vs ...interface{}) error {
-    buf := bytes.NewBuffer(b)
-    for i := 0; i < len(vs); i++ {
-        err := binary.Read(buf, binary.LittleEndian, vs[i])
-        if err != nil {
-            return err
-        }
-    }
-    return nil
+	buf := bytes.NewBuffer(b)
+	for i := 0; i < len(vs); i++ {
+		err := binary.Read(buf, binary.LittleEndian, vs[i])
+		if err != nil {
+			return err
+		}
+	}
+	return nil
 }
 
 func EncodeString(s string) []byte {
-    return []byte(s)
+	return []byte(s)
 }
 
 func DecodeToString(b []byte) string {
-    return string(b)
+	return string(b)
 }
 
 func EncodeBool(b bool) []byte {
-    if b == true {
-        return []byte{1}
-    } else {
-        return []byte{0}
-    }
+	if b == true {
+		return []byte{1}
+	} else {
+		return []byte{0}
+	}
 }
 
 // 自动识别int类型长度，转换为[]byte
 func EncodeInt(i int) []byte {
-    if i <= math.MaxInt8 {
-        return EncodeInt8(int8(i))
-    } else if i <= math.MaxInt16 {
-        return EncodeInt16(int16(i))
-    } else if i <= math.MaxInt32 {
-        return EncodeInt32(int32(i))
-    } else {
-        return EncodeInt64(int64(i))
-    }
+	if i <= math.MaxInt8 {
+		return EncodeInt8(int8(i))
+	} else if i <= math.MaxInt16 {
+		return EncodeInt16(int16(i))
+	} else if i <= math.MaxInt32 {
+		return EncodeInt32(int32(i))
+	} else {
+		return EncodeInt64(int64(i))
+	}
 }
 
 // 自动识别uint类型长度，转换为[]byte
 func EncodeUint(i uint) []byte {
-    if i <= math.MaxUint8 {
-        return EncodeUint8(uint8(i))
-    } else if i <= math.MaxUint16 {
-        return EncodeUint16(uint16(i))
-    } else if i <= math.MaxUint32 {
-        return EncodeUint32(uint32(i))
-    } else {
-        return EncodeUint64(uint64(i))
-    }
+	if i <= math.MaxUint8 {
+		return EncodeUint8(uint8(i))
+	} else if i <= math.MaxUint16 {
+		return EncodeUint16(uint16(i))
+	} else if i <= math.MaxUint32 {
+		return EncodeUint32(uint32(i))
+	} else {
+		return EncodeUint64(uint64(i))
+	}
 }
 
 func EncodeInt8(i int8) []byte {
-    return []byte{byte(i)}
+	return []byte{byte(i)}
 }
 
 func EncodeUint8(i uint8) []byte {
-    return []byte{byte(i)}
+	return []byte{byte(i)}
 }
 
 func EncodeInt16(i int16) []byte {
-    bytes := make([]byte, 2)
-    binary.LittleEndian.PutUint16(bytes, uint16(i))
-    return bytes
+	bytes := make([]byte, 2)
+	binary.LittleEndian.PutUint16(bytes, uint16(i))
+	return bytes
 }
 
 func EncodeUint16(i uint16) []byte {
-    bytes := make([]byte, 2)
-    binary.LittleEndian.PutUint16(bytes, i)
-    return bytes
+	bytes := make([]byte, 2)
+	binary.LittleEndian.PutUint16(bytes, i)
+	return bytes
 }
 
 func EncodeInt32(i int32) []byte {
-    bytes := make([]byte, 4)
-    binary.LittleEndian.PutUint32(bytes, uint32(i))
-    return bytes
+	bytes := make([]byte, 4)
+	binary.LittleEndian.PutUint32(bytes, uint32(i))
+	return bytes
 }
 
 func EncodeUint32(i uint32) []byte {
-    bytes := make([]byte, 4)
-    binary.LittleEndian.PutUint32(bytes, i)
-    return bytes
+	bytes := make([]byte, 4)
+	binary.LittleEndian.PutUint32(bytes, i)
+	return bytes
 }
 
 func EncodeInt64(i int64) []byte {
-    bytes := make([]byte, 8)
-    binary.LittleEndian.PutUint64(bytes, uint64(i))
-    return bytes
+	bytes := make([]byte, 8)
+	binary.LittleEndian.PutUint64(bytes, uint64(i))
+	return bytes
 }
 
 func EncodeUint64(i uint64) []byte {
-    bytes := make([]byte, 8)
-    binary.LittleEndian.PutUint64(bytes, i)
-    return bytes
+	bytes := make([]byte, 8)
+	binary.LittleEndian.PutUint64(bytes, i)
+	return bytes
 }
 
 func EncodeFloat32(f float32) []byte {
-    bits  := math.Float32bits(f)
-    bytes := make([]byte, 4)
-    binary.LittleEndian.PutUint32(bytes, bits)
-    return bytes
+	bits  := math.Float32bits(f)
+	bytes := make([]byte, 4)
+	binary.LittleEndian.PutUint32(bytes, bits)
+	return bytes
 }
 
 func EncodeFloat64(f float64) []byte {
-    bits  := math.Float64bits(f)
-    bytes := make([]byte, 8)
-    binary.LittleEndian.PutUint64(bytes, bits)
-    return bytes
+	bits  := math.Float64bits(f)
+	bytes := make([]byte, 8)
+	binary.LittleEndian.PutUint64(bytes, bits)
+	return bytes
 }
 
 // 当b位数不够时，进行高位补0
 func fillUpSize(b []byte, l int) []byte {
-    if len(b) >= l {
-        return b
-    }
-    c := make([]byte, 0)
-    c  = append(c, b...)
-    for i := 0; i < l - len(b); i++ {
-        c = append(c, 0x00)
-    }
-    return c
+	if len(b) >= l {
+		return b
+	}
+	c := make([]byte, 0)
+	c  = append(c, b...)
+	for i := 0; i < l - len(b); i++ {
+		c = append(c, 0x00)
+	}
+	return c
 }
 
 // 将二进制解析为int类型，根据[]byte的长度进行自动转换.
 // 注意内部使用的是uint*，使用int会造成位丢失。
 func DecodeToInt(b []byte) int {
-    if len(b) < 2 {
-        return int(DecodeToUint8(b))
-    } else if len(b) < 3 {
-        return int(DecodeToUint16(b))
-    } else if len(b) < 5 {
-        return int(DecodeToUint32(b))
-    } else {
-        return int(DecodeToUint64(b))
-    }
+	if len(b) < 2 {
+		return int(DecodeToUint8(b))
+	} else if len(b) < 3 {
+		return int(DecodeToUint16(b))
+	} else if len(b) < 5 {
+		return int(DecodeToUint32(b))
+	} else {
+		return int(DecodeToUint64(b))
+	}
 }
 
 // 将二进制解析为uint类型，根据[]byte的长度进行自动转换
 func DecodeToUint(b []byte) uint {
-    if len(b) < 2 {
-        return uint(DecodeToUint8(b))
-    } else if len(b) < 3 {
-        return uint(DecodeToUint16(b))
-    } else if len(b) < 5 {
-        return uint(DecodeToUint32(b))
-    } else {
-        return uint(DecodeToUint64(b))
-    }
+	if len(b) < 2 {
+		return uint(DecodeToUint8(b))
+	} else if len(b) < 3 {
+		return uint(DecodeToUint16(b))
+	} else if len(b) < 5 {
+		return uint(DecodeToUint32(b))
+	} else {
+		return uint(DecodeToUint64(b))
+	}
 }
 
 // 将二进制解析为bool类型，识别标准是判断二进制中数值是否都为0，或者为空
 func DecodeToBool(b []byte) bool {
-    if len(b) == 0 {
-        return false
-    }
-    if bytes.Compare(b, make([]byte, len(b))) == 0 {
-        return false
-    }
-    return true
+	if len(b) == 0 {
+		return false
+	}
+	if bytes.Compare(b, make([]byte, len(b))) == 0 {
+		return false
+	}
+	return true
 }
 
 func DecodeToInt8(b []byte) int8 {
-    return int8(b[0])
+	return int8(b[0])
 }
 
 func DecodeToUint8(b []byte) uint8 {
-    return uint8(b[0])
+	return uint8(b[0])
 }
 
 func DecodeToInt16(b []byte) int16 {
-    return int16(binary.LittleEndian.Uint16(fillUpSize(b, 2)))
+	return int16(binary.LittleEndian.Uint16(fillUpSize(b, 2)))
 }
 
 func DecodeToUint16(b []byte) uint16 {
-    return binary.LittleEndian.Uint16(fillUpSize(b, 2))
+	return binary.LittleEndian.Uint16(fillUpSize(b, 2))
 }
 
 func DecodeToInt32(b []byte) int32 {
-    return int32(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
+	return int32(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
 }
 
 func DecodeToUint32(b []byte) uint32 {
-    return binary.LittleEndian.Uint32(fillUpSize(b, 4))
+	return binary.LittleEndian.Uint32(fillUpSize(b, 4))
 }
 
 func DecodeToInt64(b []byte) int64 {
-    return int64(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
+	return int64(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
 }
 
 func DecodeToUint64(b []byte) uint64 {
-    return binary.LittleEndian.Uint64(fillUpSize(b, 8))
+	return binary.LittleEndian.Uint64(fillUpSize(b, 8))
 }
 
 func DecodeToFloat32(b []byte) float32 {
-    return math.Float32frombits(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
+	return math.Float32frombits(binary.LittleEndian.Uint32(fillUpSize(b, 4)))
 }
 
 func DecodeToFloat64(b []byte) float64 {
-    return math.Float64frombits(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
+	return math.Float64frombits(binary.LittleEndian.Uint64(fillUpSize(b, 8)))
 }
 
 // 默认编码
 func EncodeBits(bits []Bit, i int, l int) []Bit {
-    return EncodeBitsWithUint(bits, uint(i), l)
+	return EncodeBitsWithUint(bits, uint(i), l)
 }
 
 // 将ui按位合并到bits数组中，并占length长度位(注意：uis数组中存放的是二进制的0|1数字)
 func EncodeBitsWithUint(bits []Bit, ui uint, l int) []Bit {
-    a := make([]Bit, l)
-    for i := l - 1; i >= 0; i-- {
-        a[i] = Bit(ui & 1)
-        ui >>= 1
-    }
-    if bits != nil {
-        return append(bits, a...)
-    } else {
-        return a
-    }
+	a := make([]Bit, l)
+	for i := l - 1; i >= 0; i-- {
+		a[i] = Bit(ui & 1)
+		ui >>= 1
+	}
+	if bits != nil {
+		return append(bits, a...)
+	} else {
+		return a
+	}
 }
 // 将bits转换为[]byte，从左至右进行编码，不足1 byte按0往末尾补充
 func EncodeBitsToBytes(bits []Bit) []byte {
-    if len(bits)%8 != 0 {
-        for i := 0; i < len(bits)%8; i++ {
-            bits = append(bits, 0)
-        }
-    }
-    b := make([]byte, 0)
-    for i := 0; i < len(bits); i += 8 {
-        b = append(b, byte(DecodeBitsToUint(bits[i : i + 8])))
-    }
-    return b
+	if len(bits)%8 != 0 {
+		for i := 0; i < len(bits)%8; i++ {
+			bits = append(bits, 0)
+		}
+	}
+	b := make([]byte, 0)
+	for i := 0; i < len(bits); i += 8 {
+		b = append(b, byte(DecodeBitsToUint(bits[i : i + 8])))
+	}
+	return b
 }
 
 // 解析为int
 func DecodeBits(bits []Bit) int {
-    v := int(0)
-    for _, i := range bits {
-        v = v << 1 | int(i)
-    }
-    return v
+	v := int(0)
+	for _, i := range bits {
+		v = v << 1 | int(i)
+	}
+	return v
 }
 
 // 解析为uint
 func DecodeBitsToUint(bits []Bit) uint {
-    v := uint(0)
-    for _, i := range bits {
-        v = v << 1 | uint(i)
-    }
-    return v
+	v := uint(0)
+	for _, i := range bits {
+		v = v << 1 | uint(i)
+	}
+	return v
 }
 
 // 解析[]byte为字位数组[]uint8
 func DecodeBytesToBits(bs []byte) []Bit {
-    bits := make([]Bit, 0)
-    for _, b := range bs {
-        bits = EncodeBitsWithUint(bits, uint(b), 8)
-    }
-    return bits
+	bits := make([]Bit, 0)
+	for _, b := range bs {
+		bits = EncodeBitsWithUint(bits, uint(b), 8)
+	}
+	return bits
 }

g/encoding/gbinary/gbinary_test.go

@@ -0,0 +1,131 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gbinary_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gbinary"
+	"github.com/gogf/gf/g/test/gtest"
+	"math"
+	"testing"
+)
+
+var testData = map[string]interface{}{
+	//"nil":         nil,
+	"int":         int(123),
+	"int8":        int8(-99),
+	"int8.max":    math.MaxInt8,
+	"int16":       int16(123),
+	"int16.max":   math.MaxInt16,
+	"int32":       int32(-199),
+	"int32.max":   math.MaxInt32,
+	"int64":       int64(123),
+	"uint":        uint(123),
+	"uint8":       uint8(123),
+	"uint8.max":   math.MaxUint8,
+	"uint16":      uint16(9999),
+	"uint16.max":  math.MaxUint16,
+	"uint32":      uint32(123),
+	"uint64":      uint64(123),
+	"bool.true":   true,
+	"bool.false":  false,
+	"string":      "hehe haha",
+	"byte":        []byte("hehe haha"),
+	"float32":     float32(123.456),
+	"float32.max": math.MaxFloat32,
+	"float64":     float64(123.456),
+}
+
+func TestEncodeAndDecode(t *testing.T) {
+	for k, v := range testData {
+		ve := gbinary.Encode(v)
+		ve1 := gbinary.EncodeByLength(len(ve), v)
+
+		//t.Logf("%s:%v, encoded:%v\n", k, v, ve)
+		switch v.(type) {
+		case int:
+			gtest.Assert(gbinary.DecodeToInt(ve), v)
+			gtest.Assert(gbinary.DecodeToInt(ve1), v)
+		case int8:
+			gtest.Assert(gbinary.DecodeToInt8(ve), v)
+			gtest.Assert(gbinary.DecodeToInt8(ve1), v)
+		case int16:
+			gtest.Assert(gbinary.DecodeToInt16(ve), v)
+			gtest.Assert(gbinary.DecodeToInt16(ve1), v)
+		case int32:
+			gtest.Assert(gbinary.DecodeToInt32(ve), v)
+			gtest.Assert(gbinary.DecodeToInt32(ve1), v)
+		case int64:
+			gtest.Assert(gbinary.DecodeToInt64(ve), v)
+			gtest.Assert(gbinary.DecodeToInt64(ve1), v)
+		case uint:
+			gtest.Assert(gbinary.DecodeToUint(ve), v)
+			gtest.Assert(gbinary.DecodeToUint(ve1), v)
+		case uint8:
+			gtest.Assert(gbinary.DecodeToUint8(ve), v)
+			gtest.Assert(gbinary.DecodeToUint8(ve1), v)
+		case uint16:
+			gtest.Assert(gbinary.DecodeToUint16(ve1), v)
+			gtest.Assert(gbinary.DecodeToUint16(ve), v)
+		case uint32:
+			gtest.Assert(gbinary.DecodeToUint32(ve1), v)
+			gtest.Assert(gbinary.DecodeToUint32(ve), v)
+		case uint64:
+			gtest.Assert(gbinary.DecodeToUint64(ve), v)
+			gtest.Assert(gbinary.DecodeToUint64(ve1), v)
+		case bool:
+			gtest.Assert(gbinary.DecodeToBool(ve), v)
+			gtest.Assert(gbinary.DecodeToBool(ve1), v)
+		case string:
+			gtest.Assert(gbinary.DecodeToString(ve), v)
+			gtest.Assert(gbinary.DecodeToString(ve1), v)
+		case float32:
+			gtest.Assert(gbinary.DecodeToFloat32(ve), v)
+			gtest.Assert(gbinary.DecodeToFloat32(ve1), v)
+		case float64:
+			gtest.Assert(gbinary.DecodeToFloat64(ve), v)
+			gtest.Assert(gbinary.DecodeToFloat64(ve1), v)
+		default:
+			if v == nil {
+				continue
+			}
+			res := make([]byte, len(ve))
+			err := gbinary.Decode(ve, res)
+			if err != nil {
+				t.Errorf("test data: %s, %v, error:%v", k, v, err)
+			}
+			gtest.Assert(res, v)
+		}
+	}
+}
+
+type User struct {
+	Name string
+	Age  int
+	Url  string
+}
+
+func TestEncodeStruct(t *testing.T) {
+	user := User{"wenzi1", 999, "www.baidu.com"}
+	ve := gbinary.Encode(user)
+	s := gbinary.DecodeToString(ve)
+	gtest.Assert(string(s), s)
+}
+
+var testBitData = []int{0, 99, 122, 129, 222, 999, 22322}
+
+func TestBits(t *testing.T) {
+	for i := range testBitData {
+		bits := make([]gbinary.Bit, 0)
+		res := gbinary.EncodeBits(bits, testBitData[i], 64)
+
+		gtest.Assert(gbinary.DecodeBits(res), testBitData[i])
+		gtest.Assert(gbinary.DecodeBitsToUint(res), uint(testBitData[i]))
+
+		gtest.Assert(gbinary.DecodeBytesToBits(gbinary.EncodeBitsToBytes(res)), res)
+	}
+
+}

g/encoding/gcompress/gcompress_test.go

@@ -0,0 +1,42 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gcompress_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gcompress"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func TestZlib(t *testing.T) {
+	gtest.Case(t, func() {
+		src := "hello, world\n"
+		dst := []byte{120, 156, 202, 72, 205, 201, 201, 215, 81, 40, 207, 47, 202, 73, 225, 2, 4, 0, 0, 255, 255, 33, 231, 4, 147}
+		gtest.Assert(gcompress.Zlib([]byte(src)), dst)
+
+		gtest.Assert(gcompress.UnZlib(dst), []byte(src))
+	})
+
+}
+
+func TestGzip(t *testing.T) {
+	src := "Hello World!!"
+
+	gzip := []byte{
+		0x1f, 0x8b, 0x08, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0xff,
+		0xf2, 0x48, 0xcd, 0xc9, 0xc9,
+		0x57, 0x08, 0xcf, 0x2f, 0xca,
+		0x49, 0x51, 0x54, 0x04, 0x04,
+		0x00, 0x00, 0xff, 0xff, 0x9d,
+		0x24, 0xa8, 0xd1, 0x0d, 0x00,
+		0x00, 0x00,
+	}
+
+	gtest.Assert(gcompress.Gzip([]byte(src)), gzip)
+
+	gtest.Assert(gcompress.UnGzip(gzip), []byte(src))
+}

g/encoding/ghtml/ghtml_test.go

@@ -0,0 +1,32 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package ghtml_test
+
+import (
+	"github.com/gogf/gf/g/encoding/ghtml"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func TestStripTags(t *testing.T) {
+	src := `<p>Test paragraph.</p><!-- Comment -->  <a href="#fragment">Other text</a>`
+	dst := `Test paragraph.  Other text`
+	gtest.Assert(ghtml.StripTags(src), dst)
+}
+
+func TestEntities(t *testing.T) {
+	src := `A 'quote' "is" <b>bold</b>`
+	dst := `A &#39;quote&#39; &#34;is&#34; &lt;b&gt;bold&lt;/b&gt;`
+	gtest.Assert(ghtml.Entities(src), dst)
+	gtest.Assert(ghtml.EntitiesDecode(dst), src)
+}
+
+func TestSpecialChars(t *testing.T) {
+	src := `A 'quote' "is" <b>bold</b>`
+	dst := `A &#39;quote&#39; &#34;is&#34; &lt;b&gt;bold&lt;/b&gt;`
+	gtest.Assert(ghtml.SpecialChars(src), dst)
+	gtest.Assert(ghtml.SpecialCharsDecode(dst), src)
+}

g/encoding/gjson/gjson_unit_basic_test.go

@@ -139,9 +139,9 @@ func Test_GetMap(t *testing.T) {
     gtest.Case(t, func() {
         j, err := gjson.DecodeToJson(data)
         gtest.Assert(err, nil)
-        gtest.Assert(j.GetMap("n"), g.Map{})
+        gtest.Assert(j.GetMap("n"), nil)
         gtest.Assert(j.GetMap("m"), g.Map{"k" : "v"})
-        gtest.Assert(j.GetMap("a"), g.Map{})
+        gtest.Assert(j.GetMap("a"), nil)
     })
 }
 
@@ -189,7 +189,7 @@ func Test_GetStrings(t *testing.T) {
         gtest.AssertEQ(j.GetStrings("n"), g.SliceStr{"123456789"})
         gtest.AssertEQ(j.GetStrings("m"), g.SliceStr{`{"k":"v"}`})
         gtest.AssertEQ(j.GetStrings("a"), g.SliceStr{"1", "2", "3"})
-        gtest.AssertEQ(j.GetStrings("i"), g.SliceStr{})
+        gtest.AssertEQ(j.GetStrings("i"), nil)
     })
 }
 

g/encoding/gparser/gparser_unit_basic_test.go

@@ -107,9 +107,9 @@ func Test_GetMap(t *testing.T) {
     gtest.Case(t, func() {
         j := gparser.New(data)
         gtest.AssertNE(j, nil)
-        gtest.Assert(j.GetMap("n"), g.Map{})
+        gtest.Assert(j.GetMap("n"), nil)
         gtest.Assert(j.GetMap("m"), g.Map{"k" : "v"})
-        gtest.Assert(j.GetMap("a"), g.Map{})
+        gtest.Assert(j.GetMap("a"), nil)
     })
 }
 
@@ -144,7 +144,7 @@ func Test_GetStrings(t *testing.T) {
         gtest.AssertEQ(j.GetStrings("n"), g.SliceStr{"123456789"})
         gtest.AssertEQ(j.GetStrings("m"), g.SliceStr{`{"k":"v"}`})
         gtest.AssertEQ(j.GetStrings("a"), g.SliceStr{"1", "2", "3"})
-        gtest.AssertEQ(j.GetStrings("i"), g.SliceStr{})
+        gtest.AssertEQ(j.GetStrings("i"), nil)
     })
 }
 

g/encoding/gtoml/gtoml_test.go

@@ -0,0 +1,142 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gtoml_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gparser"
+	"github.com/gogf/gf/g/encoding/gtoml"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+var tomlStr string = `
+# 模板引擎目录
+viewpath = "/home/www/templates/"
+# MySQL数据库配置
+[redis]
+    disk  = "127.0.0.1:6379,0"
+    cache = "127.0.0.1:6379,1"
+`
+
+var tomlErr string = `
+# 模板引擎目录
+viewpath = "/home/www/templates/"
+# MySQL数据库配置
+[redis]
+dd = 11
+[redis]
+    disk  = "127.0.0.1:6379,0"
+    cache = "127.0.0.1:6379,1"
+`
+
+func TestEncode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["toml"] = tomlStr
+		res, err := gtoml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+
+		gtest.Assert(p.GetString("toml"), tomlStr)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gtoml.Encode(tomlErr)
+		if err == nil {
+			t.Errorf("encode should be failed. %v", err)
+			return
+		}
+	})
+}
+
+func TestDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["toml"] = tomlStr
+		res, err := gtoml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		decodeStr, err := gtoml.Decode(res)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		gtest.Assert(decodeStr.(map[string]interface{})["toml"], tomlStr)
+
+		decodeStr1 := make(map[string]interface{})
+		err = gtoml.DecodeTo(res, &decodeStr1)
+		if err != nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+		gtest.Assert(decodeStr1["toml"], tomlStr)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gtoml.Decode([]byte(tomlErr))
+		if err == nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		decodeStr1 := make(map[string]interface{})
+		err = gtoml.DecodeTo([]byte(tomlErr), &decodeStr1)
+		if err == nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+	})
+}
+
+func TestToJson(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["toml"] = tomlStr
+		res, err := gtoml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		jsonToml, err := gtoml.ToJson(res)
+		if err != nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+		expectJson, err := p.ToJson()
+		if err != nil {
+			t.Errorf("parser ToJson failed. %v", err)
+			return
+		}
+		gtest.Assert(jsonToml, expectJson)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gtoml.ToJson([]byte(tomlErr))
+		if err == nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+	})
+}

g/encoding/gurl/url_test.go

@@ -0,0 +1,92 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gurl_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gurl"
+	"github.com/gogf/gf/g/test/gtest"
+	"net/url"
+	"testing"
+)
+
+var urlStr string = `https://golang.org/x/crypto?go-get=1 +`
+var urlEncode string = `https%3A%2F%2Fgolang.org%2Fx%2Fcrypto%3Fgo-get%3D1+%2B`
+var rawUrlEncode string = `https%3A%2F%2Fgolang.org%2Fx%2Fcrypto%3Fgo-get%3D1%20%2B`
+
+func TestEncodeAndDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		gtest.Assert(gurl.Encode(urlStr), urlEncode)
+
+		res, err := gurl.Decode(urlEncode)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+		gtest.Assert(res, urlStr)
+	})
+}
+
+func TestRowEncodeAndDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		gtest.Assert(gurl.RawEncode(urlStr), rawUrlEncode)
+
+		res, err := gurl.RawDecode(rawUrlEncode)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+		gtest.Assert(res, urlStr)
+	})
+}
+
+func TestBuildQuery(t *testing.T) {
+	src := url.Values{
+		"a": {"a2", "a1"},
+		"b": {"b2", "b1"},
+		"c": {"c1", "c2"},
+	}
+	expect := "a=a2&a=a1&b=b2&b=b1&c=c1&c=c2"
+
+	gtest.Assert(gurl.BuildQuery(src), expect)
+}
+
+func TestParseURL(t *testing.T) {
+	src := `http://username:password@hostname:9090/path?arg=value#anchor`
+	expect := map[string]string{
+		"scheme":   "http",
+		"host":     "hostname",
+		"port":     "9090",
+		"user":     "username",
+		"pass":     "password",
+		"path":     "/path",
+		"query":    "arg=value",
+		"fragment": "anchor",
+	}
+
+	gtest.Case(t, func() {
+		component := 0
+		for k, v := range []string{"all", "scheme", "host", "port", "user", "pass", "path", "query", "fragment"} {
+			if v == "all" {
+				component = -1
+			} else {
+				component = 1 << (uint(k - 1))
+			}
+
+			res, err := gurl.ParseURL(src, component)
+			if err != nil {
+				t.Errorf("ParseURL failed. component:%v, err:%v", component, err)
+				return
+			}
+
+			if v == "all" {
+				gtest.Assert(res, expect)
+			} else {
+				gtest.Assert(res[v], expect[v])
+			}
+
+		}
+	})
+}

g/encoding/gyaml/gyaml_test.go

@@ -0,0 +1,143 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+package gyaml_test
+
+import (
+	"github.com/gogf/gf/g/encoding/gparser"
+	"github.com/gogf/gf/g/encoding/gyaml"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+var yamlStr string = `
+#即表示url属性值；
+url: http://www.wolfcode.cn 
+#即表示server.host属性的值；
+server:
+    host: http://www.wolfcode.cn 
+#数组，即表示server为[a,b,c]
+server:
+    - 120.168.117.21
+    - 120.168.117.22
+    - 120.168.117.23
+#常量
+pi: 3.14   #定义一个数值3.14
+hasChild: true  #定义一个boolean值
+name: '你好YAML'   #定义一个字符串
+`
+
+var yamlErr string = `
+# 模板引擎目录
+viewpath = "/home/www/templates/"
+# MySQL数据库配置
+[redis]
+dd = 11
+[redis]
+    disk  = "127.0.0.1:6379,0"
+    cache = "127.0.0.1:6379,1"
+`
+
+func TestEncode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["yaml"] = yamlStr
+		res, err := gyaml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+
+		gtest.Assert(p.GetString("yaml"), yamlStr)
+	})
+
+}
+
+func TestDecode(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["yaml"] = yamlStr
+		res, err := gyaml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		decodeStr, err := gyaml.Decode(res)
+		if err != nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		gtest.Assert(decodeStr.(map[string]interface{})["yaml"], yamlStr)
+
+		decodeStr1 := make(map[string]interface{})
+		err = gyaml.DecodeTo(res, &decodeStr1)
+		if err != nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+		gtest.Assert(decodeStr1["yaml"], yamlStr)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gyaml.Decode([]byte(yamlErr))
+		if err == nil {
+			t.Errorf("decode failed. %v", err)
+			return
+		}
+
+		decodeStr1 := make(map[string]interface{})
+		err = gyaml.DecodeTo([]byte(yamlErr), &decodeStr1)
+		if err == nil {
+			t.Errorf("decodeTo failed. %v", err)
+			return
+		}
+	})
+}
+
+func TestToJson(t *testing.T) {
+	gtest.Case(t, func() {
+		m := make(map[string]string)
+		m["yaml"] = yamlStr
+		res, err := gyaml.Encode(m)
+		if err != nil {
+			t.Errorf("encode failed. %v", err)
+			return
+		}
+
+		jsonyaml, err := gyaml.ToJson(res)
+		if err != nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+
+		p, err := gparser.LoadContent(res)
+		if err != nil {
+			t.Errorf("parser failed. %v", err)
+			return
+		}
+		expectJson, err := p.ToJson()
+		if err != nil {
+			t.Errorf("parser ToJson failed. %v", err)
+			return
+		}
+		gtest.Assert(jsonyaml, expectJson)
+	})
+
+	gtest.Case(t, func() {
+		_, err := gyaml.ToJson([]byte(yamlErr))
+		if err == nil {
+			t.Errorf("ToJson failed. %v", err)
+			return
+		}
+	})
+}

g/frame/frame.go

@@ -1,7 +0,0 @@
-// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
-//
-// This Source Code Form is subject to the terms of the MIT License.
-// If a copy of the MIT was not distributed with this file,
-// You can obtain one at https://github.com/gogf/gf.
-
-package frame

g/frame/gins/gins.go

@@ -8,25 +8,21 @@
 package gins
 
 import (
-    "fmt"
-    "github.com/gogf/gf/g/container/gmap"
-    "github.com/gogf/gf/g/database/gdb"
-    "github.com/gogf/gf/g/database/gredis"
-    "github.com/gogf/gf/g/internal/cmdenv"
-    "github.com/gogf/gf/g/os/gcfg"
-    "github.com/gogf/gf/g/os/gfile"
-    "github.com/gogf/gf/g/os/gfsnotify"
-    "github.com/gogf/gf/g/os/glog"
-    "github.com/gogf/gf/g/os/gview"
-    "github.com/gogf/gf/g/text/gregex"
-    "github.com/gogf/gf/g/text/gstr"
-    "github.com/gogf/gf/g/util/gconv"
-    "time"
+	"fmt"
+	"github.com/gogf/gf/g/container/gmap"
+	"github.com/gogf/gf/g/database/gdb"
+	"github.com/gogf/gf/g/database/gredis"
+	"github.com/gogf/gf/g/os/gcfg"
+	"github.com/gogf/gf/g/os/gfsnotify"
+	"github.com/gogf/gf/g/os/glog"
+	"github.com/gogf/gf/g/os/gview"
+	"github.com/gogf/gf/g/text/gregex"
+	"github.com/gogf/gf/g/text/gstr"
+	"github.com/gogf/gf/g/util/gconv"
+	"time"
 )
 
 const (
-    gFRAME_CORE_COMPONENT_NAME_VIEW       = "gf.core.component.view"
-    gFRAME_CORE_COMPONENT_NAME_CONFIG     = "gf.core.component.config"
     gFRAME_CORE_COMPONENT_NAME_REDIS      = "gf.core.component.redis"
     gFRAME_CORE_COMPONENT_NAME_DATABASE   = "gf.core.component.database"
 )
@@ -64,48 +60,20 @@ func SetIfNotExist(key string, value interface{}) bool {
     return instances.SetIfNotExist(key, value)
 }
 
-// 核心对象：View
-func View(name...string) *gview.View {
-    group := "default"
-    if len(name) > 0 {
-        group = name[0]
-    }
-    key := fmt.Sprintf("%s.%s", gFRAME_CORE_COMPONENT_NAME_VIEW, group)
-    return instances.GetOrSetFuncLock(key, func() interface{} {
-        view := gview.New(gfile.Pwd())
-        // 自定义的环境变量/启动参数路径，优先级最高，覆盖默认的工作目录
-        if envPath := cmdenv.Get("gf.gview.path").String(); envPath != "" && gfile.Exists(envPath) {
-            view.SetPath(envPath)
-        }
-        // 二进制文件执行目录
-        if selfPath := gfile.SelfDir(); selfPath != "" && gfile.Exists(selfPath) {
-            view.AddPath(selfPath)
-        }
-        // 开发环境源码main包目录
-        if mainPath := gfile.MainPkgPath(); mainPath != "" && gfile.Exists(mainPath) {
-            view.AddPath(mainPath)
-        }
-        // 框架内置函数
-        view.BindFunc("config", funcConfig)
-        return view
-    }).(*gview.View)
+// View returns an instance of View with default settings.
+// The param <name> is the name for the instance.
+func View(name ...string) *gview.View {
+	return gview.Instance(name ...)
 }
 
-// 核心对象：Config
-// 配置文件目录查找依次为：启动参数cfgpath、当前程序运行目录
-func Config(file...string) *gcfg.Config {
-    configFile := gcfg.DEFAULT_CONFIG_FILE
-    if len(file) > 0 {
-        configFile = file[0]
-    }
-    key := fmt.Sprintf("%s.%s", gFRAME_CORE_COMPONENT_NAME_CONFIG, configFile)
-    return instances.GetOrSetFuncLock(key, func() interface{} {
-        return gcfg.New(configFile)
-    }).(*gcfg.Config)
+// Config returns an instance of View with default settings.
+// The param <name> is the name for the instance.
+func Config(name ...string) *gcfg.Config {
+    return gcfg.Instance(name ...)
 }
 
 // 数据库操作对象，使用了连接池
-func Database(name...string) gdb.DB {
+func Database(name ...string) gdb.DB {
     config := Config()
     group  := gdb.DEFAULT_GROUP_NAME
     if len(name) > 0 {

g/frame/gins/gins_config_test.go

@@ -7,13 +7,13 @@
 package gins_test
 
 import (
-    "fmt"
-    "github.com/gogf/gf/g/frame/gins"
-    "github.com/gogf/gf/g/os/gfile"
-    "github.com/gogf/gf/g/os/gtime"
-    "github.com/gogf/gf/g/test/gtest"
-    "testing"
-    "time"
+	"fmt"
+	"github.com/gogf/gf/g/frame/gins"
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/os/gtime"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+	"time"
 )
 
 func Test_Config(t *testing.T) {
@@ -51,6 +51,7 @@ test = "v=1"
     gtest.Case(t, func() {
         gtest.AssertNE(gins.Config(), nil)
     })
+
     // relative path
     gtest.Case(t, func() {
         path := "config.toml"
@@ -84,10 +85,11 @@ test = "v=1"
         err  := gfile.PutContents(path, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(path)
-        defer gins.Config().Clear()
-        gtest.Assert(gins.Config("test.toml").Get("test"), "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config("test").Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").Get("test"), "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
     // for gfsnotify callbacks to refresh cache of config file
     time.Sleep(500*time.Millisecond)
@@ -97,10 +99,11 @@ test = "v=1"
         err  := gfile.PutContents(path, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(path)
-        defer gins.Config().Clear()
-        gtest.Assert(gins.Config("test.toml").Get("test"), "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config("test").Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").Get("test"), "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
     // for gfsnotify callbacks to refresh cache of config file
     time.Sleep(500*time.Millisecond)
@@ -141,12 +144,12 @@ test = "v=1"
         err  := gfile.PutContents(file, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(file)
-        defer gins.Config("test.toml").Clear()
-
-        gtest.Assert(gins.Config("test.toml").AddPath(path), nil)
-        gtest.Assert(gins.Config("test.toml").Get("test"),   "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config("test").Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").AddPath(path), nil)
+        gtest.Assert(gins.Config("test").Get("test"),   "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
     time.Sleep(500*time.Millisecond)
 
@@ -156,11 +159,11 @@ test = "v=1"
         err  := gfile.PutContents(file, config)
         gtest.Assert(err, nil)
         defer gfile.Remove(file)
-        defer gins.Config("test.toml").Clear()
-
-        gtest.Assert(gins.Config("test.toml").AddPath(path), nil)
-        gtest.Assert(gins.Config("test.toml").Get("test"),   "v=1")
-        gtest.Assert(gins.Config("test.toml").Get("database.default.1.host"), "127.0.0.1")
-        gtest.Assert(gins.Config("test.toml").Get("redis.disk"), "127.0.0.1:6379,0")
+        defer gins.Config().Clear()
+	    gins.Config("test").SetFileName("test.toml")
+        gtest.Assert(gins.Config("test").AddPath(path), nil)
+        gtest.Assert(gins.Config("test").Get("test"),   "v=1")
+        gtest.Assert(gins.Config("test").Get("database.default.1.host"), "127.0.0.1")
+        gtest.Assert(gins.Config("test").Get("redis.disk"), "127.0.0.1:6379,0")
     })
 }

g/frame/gmvc/view.go

@@ -56,7 +56,7 @@ func (view *View) BindFunc(name string, function interface{}){
 }
 
 // 解析模板，并返回解析后的内容
-func (view *View) Parse(file string) ([]byte, error) {
+func (view *View) Parse(file string) (string, error) {
     view.mu.RLock()
     defer view.mu.RUnlock()
     buffer, err := view.response.ParseTpl(file, view.data, view.fmap)
@@ -64,7 +64,7 @@ func (view *View) Parse(file string) ([]byte, error) {
 }
 
 // 直接解析模板内容，并返回解析后的内容
-func (view *View) ParseContent(content string) ([]byte, error) {
+func (view *View) ParseContent(content string) (string, error) {
     view.mu.RLock()
     defer view.mu.RUnlock()
     buffer, err := view.response.ParseTplContent(content, view.data, view.fmap)

g/g.go

@@ -9,13 +9,9 @@ package g
 import "github.com/gogf/gf/g/container/gvar"
 
 // Universal variable type, like generics.
-//
-// 动态变量类型，可以用该类型替代interface{}类型
 type Var        = gvar.Var
 
 // Frequently-used map type alias.
-//
-// 常用map数据结构(使用别名)
 type Map        = map[string]interface{}
 type MapAnyAny  = map[interface{}]interface{}
 type MapAnyStr  = map[interface{}]string
@@ -28,8 +24,6 @@ type MapIntStr  = map[int]string
 type MapIntInt  = map[int]int
 
 // Frequently-used slice type alias.
-//
-// 常用list数据结构(使用别名)
 type List       = []Map
 type ListAnyStr = []map[interface{}]string
 type ListAnyInt = []map[interface{}]int
@@ -41,8 +35,6 @@ type ListIntStr = []map[int]string
 type ListIntInt = []map[int]int
 
 // Frequently-used slice type alias.
-//
-// 常用slice数据结构(使用别名)
 type Slice      = []interface{}
 type SliceAny   = []interface{}
 type SliceStr   = []string

g/g_func.go

@@ -13,38 +13,28 @@ import (
     "github.com/gogf/gf/g/util/gutil"
 )
 
-// NewVar creates a *Var.
-//
-// 动态变量
+// NewVar returns a *gvar.Var.
 func NewVar(i interface{}, unsafe...bool) *Var {
     return gvar.New(i, unsafe...)
 }
 
 // Wait blocks until all the web servers shutdown.
-//
-// 阻塞等待HTTPServer执行完成(同一进程多HTTPServer情况下)
 func Wait() {
     ghttp.Wait()
 }
 
 // Dump dumps a variable to stdout with more manually readable.
-//
-// 格式化打印变量.
 func Dump(i...interface{}) {
     gutil.Dump(i...)
 }
 
 // Export exports a variable to string with more manually readable.
-//
-// 格式化导出变量.
 func Export(i...interface{}) string {
     return gutil.Export(i...)
 }
 
-// Throw throws a exception, which can be caught by Catch function.
+// Throw throws a exception, which can be caught by TryCatch function.
 // It always be used in TryCatch function.
-//
-// 抛出一个异常
 func Throw(exception interface{}) {
     gutil.Throw(exception)
 }
@@ -55,12 +45,8 @@ func TryCatch(try func(), catch ... func(exception interface{})) {
 }
 
 // IsEmpty checks given value empty or not.
-// false: integer(0), bool(false), slice/map(len=0), nil;
-// true : other.
-//
-// 判断给定的变量是否为空。
-// 整型为0, 布尔为false, slice/map长度为0, 其他为nil的情况，都为空。
-// 为空时返回true，否则返回false。
+// It returns false if value is: integer(0), bool(false), slice/map(len=0), nil;
+// or else true.
 func IsEmpty(value interface{}) bool {
     return empty.IsEmpty(value)
 }

g/g_logger.go

@@ -10,23 +10,17 @@ import (
     "github.com/gogf/gf/g/os/glog"
 )
 
-// Disable/Enabled debug of logging globally.
-//
-// 是否显示调试信息
+// SetDebug disables/enables debug level for logging globally.
 func SetDebug(debug bool) {
     glog.SetDebug(debug)
 }
 
-// Set the logging level globally.
-//
-// 设置日志的显示等级
+// SetLogLevel sets the logging level globally.
 func SetLogLevel(level int) {
     glog.SetLevel(level)
 }
 
-// Get the global logging level.
-//
-// 获取设置的日志显示等级
+// GetLogLevel returns the global logging level.
 func GetLogLevel() int {
     return glog.GetLevel()
 }

g/g_object.go

@@ -17,59 +17,42 @@ import (
     "github.com/gogf/gf/g/os/gcfg"
 )
 
-// Get an instance of http server with specified name.
-//
-// HTTPServer单例对象
+// Server returns an instance of http server with specified name.
 func Server(name...interface{}) *ghttp.Server {
     return ghttp.GetServer(name...)
 }
 
-// Get an instance of tcp server with specified name.
-//
-// TCPServer单例对象
+// TCPServer returns an instance of tcp server with specified name.
 func TCPServer(name...interface{}) *gtcp.Server {
     return gtcp.GetServer(name...)
 }
 
-// Get an instance of udp server with specified name.
-//
-// UDPServer单例对象
+// UDPServer returns an instance of udp server with specified name.
 func UDPServer(name...interface{}) *gudp.Server {
     return gudp.GetServer(name...)
 }
 
-// Get an instance of template engine object with specified name.
-//
-// 核心对象：View
+// View returns an instance of template engine object with specified name.
 func View(name...string) *gview.View {
     return gins.View(name...)
 }
 
-// Get an instance of config object with specified default config file name.
-//
-// Config配置管理对象,
-// 配置文件目录查找依次为：启动参数cfgpath、当前程序运行目录
+// Config returns an instance of config object with specified name.
 func Config(file...string) *gcfg.Config {
     return gins.Config(file...)
 }
 
-// Get an instance of database ORM object with specified configuration group name.
-//
-// 数据库操作对象，使用了连接池
+// Database returns an instance of database ORM object with specified configuration group name.
 func Database(name...string) gdb.DB {
     return gins.Database(name...)
 }
 
-// Alias of Database.
-//
-// (别名)Database
+// Alias of Database. See Database.
 func DB(name...string) gdb.DB {
     return gins.Database(name...)
 }
 
-// Get an instance of redis client with specified configuration group name.
-//
-// Redis操作对象，使用了连接池
+// Redis returns an instance of redis client with specified configuration group name.
 func Redis(name...string) *gredis.Redis {
     return gins.Redis(name...)
 }

g/g_setting.go

@@ -8,9 +8,8 @@ package g
 
 import "github.com/gogf/gf/g/net/ghttp"
 
-// SetServerGraceful enables/disables graceful reload feature of ghttp Web Server.
-//
-// 是否开启WebServer的平滑重启特性。
+// SetServerGraceful enables/disables graceful/hot reload feature of http Web Server.
+// This feature is disabled in default.
 func SetServerGraceful(enabled bool) {
     ghttp.SetGraceful(enabled)
 }

g/internal/cmdenv/cmdenv.go

@@ -7,12 +7,27 @@
 package cmdenv
 
 import (
-    "github.com/gogf/gf/g/container/gvar"
-    "github.com/gogf/gf/g/os/gcmd"
-    "github.com/gogf/gf/g/os/genv"
-    "strings"
+	"github.com/gogf/gf/g/container/gvar"
+	"os"
+	"regexp"
+	"strings"
 )
 
+var (
+	// Console options.
+	cmdOptions = make(map[string]string)
+)
+
+func init() {
+	reg := regexp.MustCompile(`\-\-{0,1}(.+?)=(.+)`)
+	for i := 0; i < len(os.Args); i++ {
+		result := reg.FindStringSubmatch(os.Args[i])
+		if len(result) > 1 {
+			cmdOptions[result[1]] = result[2]
+		}
+	}
+}
+
 // 获取指定名称的命令行参数，当不存在时获取环境变量参数，皆不存在时，返回给定的默认值。
 // 规则:
 // 1、命令行参数以小写字母格式，使用: gf.包名.变量名 传递；
@@ -22,11 +37,11 @@ func Get(key string, def...interface{}) gvar.VarRead {
     if len(def) > 0 {
         value = def[0]
     }
-    if v := gcmd.Option.Get(key); v != "" {
+    if v, ok := cmdOptions[key]; ok {
         value = v
     } else {
         key = strings.ToUpper(strings.Replace(key, ".", "_", -1))
-        if v := genv.Get(key); v != "" {
+        if v := os.Getenv(key); v != "" {
             value = v
         }
     }

g/net/ghttp/ghttp_response_view.go

@@ -43,21 +43,21 @@ func (r *Response) WriteTplContent(content string, params map[string]interface{}
 }
 
 // 解析模板文件，并返回模板内容
-func (r *Response) ParseTpl(tpl string, params gview.Params, funcMap...map[string]interface{}) ([]byte, error) {
-    fmap := make(gview.FuncMap)
+func (r *Response) ParseTpl(tpl string, params gview.Params, funcMap...map[string]interface{}) (string, error) {
+    m := make(gview.FuncMap)
     if len(funcMap) > 0 {
-        fmap = funcMap[0]
+        m = funcMap[0]
     }
-    return gins.View().Parse(tpl, r.buildInVars(params), r.buildInFuncs(fmap))
+    return gins.View().Parse(tpl, r.buildInVars(params), r.buildInFuncs(m))
 }
 
 // 解析并返回模板内容
-func (r *Response) ParseTplContent(content string, params gview.Params, funcMap...map[string]interface{}) ([]byte, error) {
-    fmap := make(gview.FuncMap)
+func (r *Response) ParseTplContent(content string, params gview.Params, funcMap...map[string]interface{}) (string, error) {
+    m := make(gview.FuncMap)
     if len(funcMap) > 0 {
-        fmap = funcMap[0]
+        m = funcMap[0]
     }
-    return gins.View().ParseContent(content, r.buildInVars(params), r.buildInFuncs(fmap))
+    return gins.View().ParseContent(content, r.buildInVars(params), r.buildInFuncs(m))
 }
 
 // 内置变量

g/net/ghttp/ghttp_server_router_group.go

@@ -26,13 +26,13 @@ type GroupItem = []interface{}
 
 // 获取分组路由对象
 func (s *Server) Group(prefix...string) *RouterGroup {
+	group := &RouterGroup{
+		server : s,
+	}
     if len(prefix) > 0 {
-        return &RouterGroup{
-            server : s,
-            prefix : prefix[0],
-        }
+    	group.prefix = prefix[0]
     }
-    return &RouterGroup{}
+    return group
 }
 
 // 获取分组路由对象

g/net/net.go

@@ -1 +0,0 @@
-package net

g/os/gcfg/gcfg.go

@@ -38,7 +38,8 @@ type Config struct {
 }
 
 // New returns a new configuration management object.
-func New(file...string) *Config {
+// The param <file> specifies the default configuration file name for reading.
+func New(file ...string) *Config {
     name := DEFAULT_CONFIG_FILE
     if len(file) > 0 {
         name = file[0]
@@ -49,19 +50,24 @@ func New(file...string) *Config {
         jsons  : gmap.NewStringInterfaceMap(),
         vc     : gtype.NewBool(),
     }
-    // Dir path of working dir.
-    c.SetPath(gfile.Pwd())
-	// Dir path from env/cmd, most high priority, will overwrite previous dir path setting.
-	if envPath := cmdenv.Get("gf.gcfg.path").String(); envPath != "" && gfile.Exists(envPath) {
-		c.SetPath(envPath)
-	}
-	// Dir path of binary.
-	if selfPath := gfile.SelfDir(); selfPath != "" && gfile.Exists(selfPath) {
-		c.AddPath(selfPath)
-	}
-	// Dir path of main package.
-	if mainPath := gfile.MainPkgPath(); mainPath != "" && gfile.Exists(mainPath) {
-		c.AddPath(mainPath)
+	// Customized dir path from env/cmd.
+	if envPath := cmdenv.Get("gf.gcfg.path").String(); envPath != "" {
+		if gfile.Exists(envPath) {
+			c.SetPath(envPath)
+		} else {
+			glog.Errorfln("Configuration directory path does not exist: %s", envPath)
+		}
+	} else {
+		// Dir path of working dir.
+		c.SetPath(gfile.Pwd())
+		// Dir path of binary.
+		if selfPath := gfile.SelfDir(); selfPath != "" && gfile.Exists(selfPath) {
+			c.AddPath(selfPath)
+		}
+		// Dir path of main package.
+		if mainPath := gfile.MainPkgPath(); mainPath != "" && gfile.Exists(mainPath) {
+			c.AddPath(mainPath)
+		}
 	}
     return c
 }
@@ -78,8 +84,12 @@ func (c *Config) filePath(file...string) (path string) {
         if c.paths.Len() > 0 {
             buffer.WriteString(fmt.Sprintf("[gcfg] cannot find config file \"%s\" in following paths:", name))
             c.paths.RLockFunc(func(array []string) {
-                for k, v := range array {
-                    buffer.WriteString(fmt.Sprintf("\n%d. %s",k + 1,  v))
+            	index := 1
+                for _, v := range array {
+                    buffer.WriteString(fmt.Sprintf("\n%d. %s", index,  v))
+                    index++
+                    buffer.WriteString(fmt.Sprintf("\n%d. %s", index,  v + gfile.Separator + "config"))
+	                index++
                 }
             })
         } else {
@@ -90,12 +100,13 @@ func (c *Config) filePath(file...string) (path string) {
     return path
 }
 
-// 设置配置管理器的配置文件存放目录绝对路径
+// SetPath sets the configuration directory path for file search.
+// The param <path> can be absolute or relative path, but absolute path is suggested.
 func (c *Config) SetPath(path string) error {
-    // 判断绝对路径(或者工作目录下目录)
+    // Absolute path.
     realPath := gfile.RealPath(path)
     if realPath == "" {
-        // 判断相对路径
+        // Relative path.
         c.paths.RLockFunc(func(array []string) {
             for _, v := range array {
                 if path, _ := gspath.Search(v, path); path != "" {
@@ -105,7 +116,7 @@ func (c *Config) SetPath(path string) error {
             }
         })
     }
-    // 目录不存在错误处理
+    // Path not exist.
     if realPath == "" {
         buffer := bytes.NewBuffer(nil)
         if c.paths.Len() > 0 {
@@ -122,13 +133,13 @@ func (c *Config) SetPath(path string) error {
         glog.Error(err)
         return err
     }
-    // 路径必须为目录类型
+    // Should be a directory.
     if !gfile.IsDir(realPath) {
         err := errors.New(fmt.Sprintf(`[gcfg] SetPath failed: path "%s" should be directory type`, path))
         glog.Error(err)
         return err
     }
-    // 重复判断
+    // Repeated path check.
     if c.paths.Search(realPath) != -1 {
         return nil
     }
@@ -139,19 +150,23 @@ func (c *Config) SetPath(path string) error {
     return nil
 }
 
-// 设置是否执行层级冲突检查，当键名中存在层级符号时需要开启该特性，默认为关闭。
-// 开启比较耗性能，也不建议允许键名中存在分隔符，最好在应用端避免这种情况。
+// SetViolenceCheck sets whether to perform level conflict check.
+// This feature needs to be enabled when there is a level symbol in the key name.
+// The default is off.
+// Turning on this feature is quite expensive,
+// and it is not recommended to allow separators in the key names.
+// It is best to avoid this on the application side.
 func (c *Config) SetViolenceCheck(check bool) {
     c.vc.Set(check)
     c.Clear()
 }
 
-// 添加配置管理器的配置文件搜索路径
+// AddPath adds a absolute or relative path to the search paths.
 func (c *Config) AddPath(path string) error {
-    // 判断绝对路径(或者工作目录下目录)
+    // Absolute path.
     realPath := gfile.RealPath(path)
     if realPath == "" {
-        // 判断相对路径
+	    // Relative path.
         c.paths.RLockFunc(func(array []string) {
             for _, v := range array {
                 if path, _ := gspath.Search(v, path); path != "" {
@@ -161,14 +176,13 @@ func (c *Config) AddPath(path string) error {
             }
         })
     }
-    // 目录不存在错误处理
     if realPath == "" {
         buffer := bytes.NewBuffer(nil)
         if c.paths.Len() > 0 {
             buffer.WriteString(fmt.Sprintf("[gcfg] AddPath failed: cannot find directory \"%s\" in following paths:", path))
             c.paths.RLockFunc(func(array []string) {
                 for k, v := range array {
-                    buffer.WriteString(fmt.Sprintf("\n%d. %s",k + 1,  v))
+                    buffer.WriteString(fmt.Sprintf("\n%d. %s", k + 1,  v))
                 }
             })
         } else {
@@ -178,13 +192,12 @@ func (c *Config) AddPath(path string) error {
         glog.Error(err)
         return err
     }
-    // 路径必须为目录类型
     if !gfile.IsDir(realPath) {
         err := errors.New(fmt.Sprintf(`[gcfg] AddPath failed: path "%s" should be directory type`, path))
         glog.Error(err)
         return err
     }
-    // 重复判断
+    // Repeated path check.
     if c.paths.Search(realPath) != -1 {
         return nil
     }
@@ -193,8 +206,10 @@ func (c *Config) AddPath(path string) error {
     return nil
 }
 
-// 查找配置文件，获取指定配置文件的绝对路径，默认获取默认的配置文件路径；
-// 当指定的配置文件不存在时，返回空字符串，并且不会报错。
+// GetFilePath returns the absolute path of the specified configuration file.
+// If <file> is not passed, it returns the configuration file path of the default name.
+// If the specified configuration file does not exist,
+// an empty string is returned.
 func (c *Config) GetFilePath(file...string) (path string) {
     name := c.name.Val()
     if len(file) > 0 {
@@ -202,12 +217,10 @@ func (c *Config) GetFilePath(file...string) (path string) {
     }
     c.paths.RLockFunc(func(array []string) {
         for _, v := range array {
-            // 查找当前目录
             if path, _ = gspath.Search(v, name); path != "" {
                 break
             }
-            // 查找当前目录下的config子目录
-            if path, _ = gspath.Search(v, "config" + gfile.Separator + name); path != "" {
+            if path, _ = gspath.Search(v + gfile.Separator + "config", name); path != "" {
                 break
             }
         }
@@ -215,19 +228,20 @@ func (c *Config) GetFilePath(file...string) (path string) {
     return
 }
 
-// 设置配置管理对象的默认文件名称
+// SetFileName sets the default configuration file name.
 func (c *Config) SetFileName(name string) {
     //glog.Debug("[gcfg] SetFileName:", name)
     c.name.Set(name)
 }
 
-// 获取配置管理对象的默认文件名称
+// GetFileName returns the default configuration file name.
 func (c *Config) GetFileName() string {
     return c.name.Val()
 }
 
-// 添加配置文件到配置管理器中，第二个参数为非必须，如果不输入表示添加进入默认的配置名称中
-// 内部带缓存控制功能。
+// getJson returns a gjson.Json object for the specified <file> content.
+// It would print error if file reading fails.
+// If any error occurs, it return nil.
 func (c *Config) getJson(file...string) *gjson.Json {
     name := c.name.Val()
     if len(file) > 0 {
@@ -245,7 +259,8 @@ func (c *Config) getJson(file...string) *gjson.Json {
         }
         if j, err := gjson.LoadContent(content); err == nil {
             j.SetViolenceCheck(c.vc.Val())
-            // 添加配置文件监听，如果有任何变化，删除文件内容缓存，下一次查询会自动更新
+            // Add monitor for this configuration file,
+            // any changes of this file will refresh its cache in Config object.
             if filePath != "" {
                 gfsnotify.Add(filePath, func(event *gfsnotify.Event) {
                     c.jsons.Remove(name)
@@ -267,7 +282,6 @@ func (c *Config) getJson(file...string) *gjson.Json {
     return nil
 }
 
-// 获取配置项，当不存在时返回nil
 func (c *Config) Get(pattern string, file...string) interface{} {
     if j := c.getJson(file...); j != nil {
         return j.Get(pattern)
@@ -275,7 +289,6 @@ func (c *Config) Get(pattern string, file...string) interface{} {
     return nil
 }
 
-// 获得配置项，返回动态变量
 func (c *Config) GetVar(pattern string, file...string) gvar.VarRead {
     if j := c.getJson(file...); j != nil {
         return gvar.New(j.Get(pattern), true)
@@ -283,7 +296,6 @@ func (c *Config) GetVar(pattern string, file...string) gvar.VarRead {
     return gvar.New(nil, true)
 }
 
-// 判断指定的配置项是否存在
 func (c *Config) Contains(pattern string, file...string) bool {
     if j := c.getJson(file...); j != nil {
         return j.Contains(pattern)
@@ -291,8 +303,6 @@ func (c *Config) Contains(pattern string, file...string) bool {
     return false
 }
 
-// 获得一个键值对关联数组/哈希表，方便操作，不需要自己做类型转换
-// 注意，如果获取的值不存在，或者类型与json类型不匹配，那么将会返回nil
 func (c *Config) GetMap(pattern string, file...string)  map[string]interface{} {
     if j := c.getJson(file...); j != nil {
         return j.GetMap(pattern)
@@ -300,8 +310,6 @@ func (c *Config) GetMap(pattern string, file...string)  map[string]interface{} {
     return nil
 }
 
-// 获得一个数组[]interface{}，方便操作，不需要自己做类型转换
-// 注意，如果获取的值不存在，或者类型与json类型不匹配，那么将会返回nil
 func (c *Config) GetArray(pattern string, file...string)  []interface{} {
     if j := c.getJson(file...); j != nil {
         return j.GetArray(pattern)
@@ -309,7 +317,6 @@ func (c *Config) GetArray(pattern string, file...string)  []interface{} {
     return nil
 }
 
-// 返回指定json中的string
 func (c *Config) GetString(pattern string, file...string) string {
     if j := c.getJson(file...); j != nil {
         return j.GetString(pattern)
@@ -331,7 +338,6 @@ func (c *Config) GetInterfaces(pattern string, file...string) []interface{} {
     return nil
 }
 
-// 返回指定json中的bool
 func (c *Config) GetBool(pattern string, file...string) bool {
     if j := c.getJson(file...); j != nil {
         return j.GetBool(pattern)
@@ -339,7 +345,6 @@ func (c *Config) GetBool(pattern string, file...string) bool {
     return false
 }
 
-// 返回指定json中的float32
 func (c *Config) GetFloat32(pattern string, file...string) float32 {
     if j := c.getJson(file...); j != nil {
         return j.GetFloat32(pattern)
@@ -347,7 +352,6 @@ func (c *Config) GetFloat32(pattern string, file...string) float32 {
     return 0
 }
 
-// 返回指定json中的float64
 func (c *Config) GetFloat64(pattern string, file...string) float64 {
     if j := c.getJson(file...); j != nil {
         return j.GetFloat64(pattern)
@@ -362,7 +366,6 @@ func (c *Config) GetFloats(pattern string, file...string) []float64 {
     return nil
 }
 
-// 返回指定json中的float64->int
 func (c *Config) GetInt(pattern string, file...string)  int {
     if j := c.getJson(file...); j != nil {
         return j.GetInt(pattern)
@@ -406,7 +409,6 @@ func (c *Config) GetInts(pattern string, file...string) []int {
     return nil
 }
 
-// 返回指定json中的float64->uint
 func (c *Config) GetUint(pattern string, file...string)  uint {
     if j := c.getJson(file...); j != nil {
         return j.GetUint(pattern)

g/os/gcfg/gcfg_config.go

@@ -15,17 +15,25 @@ var (
 
 // SetContent sets customized configuration content for specified <file>.
 // The <file> is unnecessary param, default is DEFAULT_CONFIG_FILE.
-func SetContent(content string, file...string) {
+func SetContent(content string, file ...string) {
     name := DEFAULT_CONFIG_FILE
     if len(file) > 0 {
         name = file[0]
     }
-    configs.Set(name, content)
+    // Clear file cache for instances which cached <name>.
+    instances.LockFunc(func(m map[string]interface{}) {
+    	if configs.Contains(name) {
+		    for _, v := range m {
+			    v.(*Config).jsons.Remove(name)
+		    }
+	    }
+	    configs.Set(name, content)
+    })
 }
 
 // GetContent returns customized configuration content for specified <file>.
 // The <file> is unnecessary param, default is DEFAULT_CONFIG_FILE.
-func GetContent(file...string) string {
+func GetContent(file ...string) string {
     name := DEFAULT_CONFIG_FILE
     if len(file) > 0 {
         name = file[0]
@@ -33,7 +41,31 @@ func GetContent(file...string) string {
     return configs.Get(name)
 }
 
+// RemoveConfig removes the global configuration with specified group.
+// If <name> is not passed, it removes configuration of the default group name.
+func RemoveConfig(file ...string) {
+	name := DEFAULT_CONFIG_FILE
+	if len(file) > 0 {
+		name = file[0]
+	}
+	// Clear file cache for instances which cached <name>.
+	instances.LockFunc(func(m map[string]interface{}) {
+		if configs.Contains(name) {
+			for _, v := range m {
+				v.(*Config).jsons.Remove(name)
+			}
+			configs.Remove(name)
+		}
+	})
+}
+
 // ClearContent removes all global configuration contents.
 func ClearContent() {
     configs.Clear()
+	// Clear cache for all instances.
+	instances.LockFunc(func(m map[string]interface{}) {
+		for _, v := range m {
+			v.(*Config).jsons.Clear()
+		}
+	})
 }

g/os/gcfg/gcfg_instance.go

@@ -10,18 +10,23 @@ import (
 	"github.com/gogf/gf/g/container/gmap"
 )
 
+const (
+	// Default group name for instance usage.
+	DEFAULT_GROUP_NAME = "default"
+)
 var (
     // Instances map.
     instances = gmap.NewStringInterfaceMap()
 )
 
-// Instance returns an instance of Config.
-func Instance(file...string) *Config {
-	configFile := DEFAULT_CONFIG_FILE
-	if len(file) > 0 {
-		configFile = file[0]
+// Instance returns an instance of Config with default settings.
+// The param <name> is the name for the instance.
+func Instance(name ...string) *Config {
+	key := DEFAULT_GROUP_NAME
+	if len(name) > 0 {
+		key = name[0]
 	}
-	return instances.GetOrSetFuncLock(configFile, func() interface{} {
-		return New(configFile)
+	return instances.GetOrSetFuncLock(key, func() interface{} {
+		return New()
 	}).(*Config)
 }

g/os/gcmd/gcmd.go

@@ -6,107 +6,69 @@
 //
 
 // Package gcmd provides console operations, like options/values reading and command running.
-// 
-// 命令行管理.
 package gcmd
 
 import (
+	"github.com/gogf/gf/g/os/glog"
 	"os"
-    "errors"
-    "regexp"
+	"regexp"
 )
 
-// 命令行参数列表
-type gCmdValue  struct {
-    values []string
+// Console values.
+type gCmdValue struct {
+	values []string
 }
 
-// 命令行选项列表
+// Console options.
 type gCmdOption struct {
-    options map[string]string
+	options map[string]string
 }
 
-// 终端管理对象(全局)
-var Value      = &gCmdValue{}            // 终端参数-命令参数列表
-var Option     = &gCmdOption{}           // 终端参数-选项参数列表
-var cmdFuncMap = make(map[string]func()) // 终端命令及函数地址对应表
+var Value = &gCmdValue{}                 // Console values.
+var Option = &gCmdOption{}               // Console options.
+var cmdFuncMap = make(map[string]func()) // Registered callback functions.
 
-// 检查并初始化console参数，在包加载的时候触发
-// 初始化时执行，不影响运行时性能
 func init() {
-    reg := regexp.MustCompile(`\-\-{0,1}(.+?)=(.+)`)
-    Option.options = make(map[string]string)
-    for i := 0; i < len(os.Args); i++ {
-        result := reg.FindStringSubmatch(os.Args[i])
-        if len(result) > 1 {
-            Option.options[result[1]] = result[2]
-        } else {
-            Value.values = append(Value.values, os.Args[i])
-        }
-    }
+	reg := regexp.MustCompile(`\-\-{0,1}(.+?)=(.+)`)
+	Option.options = make(map[string]string)
+	for i := 0; i < len(os.Args); i++ {
+		result := reg.FindStringSubmatch(os.Args[i])
+		if len(result) > 1 {
+			Option.options[result[1]] = result[2]
+		} else {
+			Value.values = append(Value.values, os.Args[i])
+		}
+	}
 }
 
-// 返回所有的命令行参数values
-func (c *gCmdValue) GetAll() []string {
-    return c.values
+// BindHandle registers callback function <f> with <cmd>.
+func BindHandle(cmd string, f func()) {
+	if _, ok := cmdFuncMap[cmd]; ok {
+		glog.Fatal("duplicated handle for command:" + cmd)
+	} else {
+		cmdFuncMap[cmd] = f
+	}
 }
 
-// 返回所有的命令行参数options
-func (c *gCmdOption) GetAll() map[string]string {
-    return c.options
+// RunHandle executes the callback function registered by <cmd>.
+func RunHandle(cmd string) {
+	if handle, ok := cmdFuncMap[cmd]; ok {
+		handle()
+	} else {
+		glog.Fatal("no handle found for command:" + cmd)
+	}
 }
 
-// 获得一条指定索引位置的value参数
-func (c *gCmdValue) Get(index uint8, def...string) string {
-    if index < uint8(len(c.values)) {
-        return c.values[index]
-    } else if len(def) > 0 {
-        return def[0]
-    }
-    return ""
-}
-
-// 获得一条指定索引位置的option参数;
-func (c *gCmdOption) Get(key string, def...string) string {
-    if option, ok := c.options[key]; ok {
-        return option
-    } else if len(def) > 0 {
-        return def[0]
-    }
-    return ""
-}
-
-// 绑定命令行参数及对应的命令函数，注意命令函数参数是函数的内存地址
-// 如果操作失败返回错误信息
-func BindHandle (cmd string, f func()) error {
-    if _, ok := cmdFuncMap[cmd]; ok {
-        return errors.New("duplicated handle for command:" + cmd)
-    } else {
-        cmdFuncMap[cmd] = f
-        return nil
-    }
-}
-
-// 执行命令对应的函数
-func RunHandle (cmd string) error {
-    if handle, ok := cmdFuncMap[cmd]; ok {
-        handle()
-        return nil
-    } else {
-        return errors.New("no handle found for command:" + cmd)
-    }
-}
-
-// 自动识别命令参数并执行命令参数对应的函数
-func AutoRun () error {
-    if cmd := Value.Get(1); cmd != "" {
-        if handle, ok := cmdFuncMap[cmd]; ok {
-            handle()
-            return nil
-        } else {
-            return errors.New("no handle found for command:" + cmd)
-        }
-    } else {
-        return errors.New("no command found")
-    }
+// AutoRun automatically recognizes and executes the callback function
+// by value of index 0 (the first console parameter).
+func AutoRun() {
+	if cmd := Value.Get(1); cmd != "" {
+		if handle, ok := cmdFuncMap[cmd]; ok {
+			handle()
+		} else {
+			glog.Fatal("no handle found for command:" + cmd)
+		}
+	} else {
+		glog.Fatal("no command found")
+	}
 }

g/os/gcmd/gcmd_option.go

@@ -0,0 +1,32 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+//
+
+package gcmd
+
+import "github.com/gogf/gf/g/container/gvar"
+
+// GetAll returns all option values as map[string]string.
+func (c *gCmdOption) GetAll() map[string]string {
+    return c.options
+}
+
+// Get returns the option value string specified by <key>,
+// if value dose not exist, then returns <def>.
+func (c *gCmdOption) Get(key string, def...string) string {
+    if option, ok := c.options[key]; ok {
+        return option
+    } else if len(def) > 0 {
+        return def[0]
+    }
+    return ""
+}
+
+// GetVar returns the option value as gvar.VarRead object specified by <key>,
+// if value does not exist, then returns <def> as its default value.
+func (c *gCmdOption) GetVar(key string, def...string) gvar.VarRead {
+	return gvar.NewRead(c.Get(key, def...), true)
+}

g/os/gcmd/gcmd_value.go

@@ -0,0 +1,32 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+//
+
+package gcmd
+
+import "github.com/gogf/gf/g/container/gvar"
+
+// GetAll returns all values as a slice of string.
+func (c *gCmdValue) GetAll() []string {
+    return c.values
+}
+
+// Get returns value by index <index> as string,
+// if value does not exist, then returns <def>.
+func (c *gCmdValue) Get(index int, def...string) string {
+    if index < len(c.values) {
+        return c.values[index]
+    } else if len(def) > 0 {
+        return def[0]
+    }
+    return ""
+}
+
+// GetVar returns value by index <index> as gvar.VarRead object,
+// if value does not exist, then returns <def> as its default value.
+func (c *gCmdValue) GetVar(index int, def...string) gvar.VarRead {
+	return gvar.NewRead(c.Get(index, def...), true)
+}

g/os/gcron/gcron_entry.go

@@ -15,18 +15,22 @@ import (
     "time"
 )
 
-// 定时任务项
+// Timed task entry.
 type Entry struct {
-    cron       *Cron         // 所属定时任务
-    entry      *gtimer.Entry // 定时器任务对象
-    schedule   *cronSchedule // 定时任务配置对象
-    jobName    string        // 任务注册方法名称
-    Name       string        // 定时任务名称
-    Job        func()        // 注册定时任务方法
-    Time       time.Time     // 注册时间
+    cron       *Cron                    // Cron object belonged to.
+    entry      *gtimer.Entry            // Associated gtimer.Entry.
+    schedule   *cronSchedule            // Timed schedule object.
+    jobName    string                   // Callback function name(address info).
+    Name       string                   // Entry name.
+    Job        func()        `json:"-"` // Callback function.
+    Time       time.Time                // Registered time.
 }
 
-// 创建定时任务
+// addEntry creates and returns a new Entry object.
+// Param <job> is the callback function for timed task execution.
+// Param <singleton> specifies whether timed task executing in singleton mode.
+// Param <times> limits the times for timed task executing.
+// Param <name> names this entry for manual control.
 func (c *Cron) addEntry(pattern string, job func(), singleton bool, times int, name ... string) (*Entry, error) {
     schedule, err := newSchedule(pattern)
     if err != nil {

g/os/gfile/gfile.go

@@ -10,22 +10,21 @@
 package gfile
 
 import (
-    "bytes"
-    "errors"
-    "fmt"
-    "github.com/gogf/gf/g/container/gtype"
-    "github.com/gogf/gf/g/util/gconv"
-    "github.com/gogf/gf/g/text/gregex"
-    "github.com/gogf/gf/g/text/gstr"
-    "io"
-    "os"
-    "os/exec"
-    "os/user"
-    "path/filepath"
-    "runtime"
-    "sort"
-    "strings"
-    "time"
+	"bytes"
+	"errors"
+	"fmt"
+	"github.com/gogf/gf/g/container/gtype"
+	"github.com/gogf/gf/g/text/gregex"
+	"github.com/gogf/gf/g/util/gconv"
+	"io"
+	"os"
+	"os/exec"
+	"os/user"
+	"path/filepath"
+	"runtime"
+	"sort"
+	"strings"
+	"time"
 )
 
 const (
@@ -447,42 +446,17 @@ func MainPkgPath() string {
     if path != "" {
         return path
     }
-    f      := ""
-    goroot := runtime.GOROOT()
-    // runtime.GOROOT() 在windows下有可能是以'\'符号分隔，
-    // 而 runtime.Caller(i) 获取到的文件路径却是以'/'符号分隔，
-    // 因此这里统一转换为'/'符号再进行比较
-    goroot  = gstr.Replace(goroot, "\\", "/")
     for i := 1; i < 10000; i++ {
         if _, file, _, ok := runtime.Caller(i); ok {
-            // 不包含go源码路径
-            if file != "" && goroot != "" &&
-                !gregex.IsMatchString("^" + goroot, file) &&
-                !strings.EqualFold("<autogenerated>", file) {
-                f = file
-            }
+	        if gregex.IsMatchString(`package\s+main`, GetContents(file)) {
+	        	path = Dir(file)
+		        mainPkgPath.Set(path)
+		        return path
+	        }
         } else {
             break
         }
     }
-    if f != "" {
-        for {
-            p := Dir(f)
-            if p == f {
-                break
-            }
-            // 会自动扫描源码，寻找main包
-            if paths, err := ScanDir(p, "*.go"); err == nil && len(paths) > 0 {
-                for _, path := range paths {
-                    if gregex.IsMatchString(`package\s+main`, GetContents(path)) {
-                        mainPkgPath.Set(p)
-                        return p
-                    }
-                }
-            }
-            f = p
-        }
-    }
     return ""
 }
 

g/os/gfile/gfile_contents_test.go

@@ -0,0 +1,334 @@
+package gfile_test
+
+import (
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/test/gtest"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+// 创建测试文件
+func createTestFile(filename, content string) error {
+	TempDir := testpath()
+	err := ioutil.WriteFile(TempDir+filename, []byte(content), 0666)
+	return err
+}
+
+// 测试完删除文件或目录
+func delTestFiles(filenames string) {
+	os.RemoveAll(testpath() + filenames)
+}
+
+// 创建目录
+func createDir(paths string) {
+	TempDir := testpath()
+	os.Mkdir(TempDir+paths, 0777)
+}
+
+// 统一格式化文件目录为"/"
+func formatpaths(paths []string) []string {
+	for k, v := range paths {
+		paths[k] = filepath.ToSlash(v)
+		paths[k] = strings.Replace(paths[k], "./", "/", 1)
+	}
+
+	return paths
+}
+
+// 统一格式化文件目录为"/"
+func formatpath(paths string) string {
+	paths = filepath.ToSlash(paths)
+	paths = strings.Replace(paths, "./", "/", 1)
+	return paths
+}
+
+// 指定返回要测试的目录
+func testpath() string {
+	return os.TempDir()
+}
+
+func TestGetContents(t *testing.T) {
+	gtest.Case(t, func() {
+
+		var (
+			filepaths string = "/testfile_t1.txt"
+		)
+		createTestFile(filepaths, "my name is jroam")
+		defer delTestFiles(filepaths)
+
+		gtest.Assert(gfile.GetContents(testpath()+filepaths), "my name is jroam")
+		gtest.Assert(gfile.GetContents(""), "")
+
+	})
+}
+
+func TestGetBinContents(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths1  string = "/testfile_t1.txt"                 // 文件存在时
+			filepaths2  string = testpath() + "/testfile_t1_no.txt" // 文件不存在时
+			readcontent []byte
+			str1        string = "my name is jroam"
+		)
+		createTestFile(filepaths1, str1)
+		defer delTestFiles(filepaths1)
+		readcontent = gfile.GetBinContents(testpath() + filepaths1)
+		gtest.Assert(readcontent, []byte(str1))
+
+		readcontent = gfile.GetBinContents(filepaths2)
+		gtest.Assert(string(readcontent), "")
+
+		gtest.Assert(string(gfile.GetBinContents(filepaths2)), "")
+
+	})
+}
+
+// 截断文件为指定的大小
+func TestTruncate(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths1 string = "/testfile_GetContentsyyui.txt" //文件存在时
+			err        error
+			files      *os.File
+		)
+		createTestFile(filepaths1, "abcdefghijkmln")
+		defer delTestFiles(filepaths1)
+		err = gfile.Truncate(testpath()+filepaths1, 10)
+		gtest.Assert(err, nil)
+
+		//=========================检查修改文后的大小，是否与期望一致
+		files, err = os.Open(testpath() + filepaths1)
+		defer files.Close()
+		gtest.Assert(err, nil)
+		fileinfo, err2 := files.Stat()
+		gtest.Assert(err2, nil)
+		gtest.Assert(fileinfo.Size(), 10)
+
+		//====测试当为空时，是否报错
+		err = gfile.Truncate("", 10)
+		gtest.AssertNE(err, nil)
+
+	})
+}
+
+func TestPutContents(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths   string = "/testfile_PutContents.txt"
+			err         error
+			readcontent []byte
+		)
+		createTestFile(filepaths, "a")
+		defer delTestFiles(filepaths)
+
+		err = gfile.PutContents(testpath()+filepaths, "test!")
+		gtest.Assert(err, nil)
+
+		//==================判断是否真正写入
+		readcontent, err = ioutil.ReadFile(testpath() + filepaths)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(readcontent), "test!")
+
+		err = gfile.PutContents("", "test!")
+		gtest.AssertNE(err, nil)
+
+	})
+}
+
+func TestPutContentsAppend(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths   string = "/testfile_PutContents.txt"
+			err         error
+			readcontent []byte
+		)
+
+		createTestFile(filepaths, "a")
+		defer delTestFiles(filepaths)
+		err = gfile.PutContentsAppend(testpath()+filepaths, "hello")
+		gtest.Assert(err, nil)
+
+		//==================判断是否真正写入
+		readcontent, err = ioutil.ReadFile(testpath() + filepaths)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(readcontent), "ahello")
+
+		err = gfile.PutContentsAppend("", "hello")
+		gtest.AssertNE(err, nil)
+
+	})
+
+}
+
+func TestPutBinContents(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths   string = "/testfile_PutContents.txt"
+			err         error
+			readcontent []byte
+		)
+		createTestFile(filepaths, "a")
+		defer delTestFiles(filepaths)
+
+		err = gfile.PutBinContents(testpath()+filepaths, []byte("test!!"))
+		gtest.Assert(err, nil)
+
+		// 判断是否真正写入
+		readcontent, err = ioutil.ReadFile(testpath() + filepaths)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(readcontent), "test!!")
+
+		err = gfile.PutBinContents("", []byte("test!!"))
+		gtest.AssertNE(err, nil)
+
+	})
+}
+
+func TestPutBinContentsAppend(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths   string = "/testfile_PutContents.txt" //原文件内容: yy
+			err         error
+			readcontent []byte
+		)
+		createTestFile(filepaths, "test!!")
+		defer delTestFiles(filepaths)
+		err = gfile.PutBinContentsAppend(testpath()+filepaths, []byte("word"))
+		gtest.Assert(err, nil)
+
+		// 判断是否真正写入
+		readcontent, err = ioutil.ReadFile(testpath() + filepaths)
+		gtest.Assert(err, nil)
+		gtest.Assert(string(readcontent), "test!!word")
+
+		err = gfile.PutBinContentsAppend("", []byte("word"))
+		gtest.AssertNE(err, nil)
+
+	})
+}
+
+func TestGetBinContentsByTwoOffsetsByPath(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths   string = "/testfile_GetContents.txt" // 文件内容: abcdefghijk
+			readcontent []byte
+		)
+
+		createTestFile(filepaths, "abcdefghijk")
+		defer delTestFiles(filepaths)
+		readcontent = gfile.GetBinContentsByTwoOffsetsByPath(testpath()+filepaths, 2, 5)
+
+		gtest.Assert(string(readcontent), "cde")
+
+		readcontent = gfile.GetBinContentsByTwoOffsetsByPath("", 2, 5)
+		gtest.Assert(len(readcontent), 0)
+
+	})
+
+}
+
+func TestGetNextCharOffsetByPath(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			filepaths  string = "/testfile_GetContents.txt" // 文件内容: abcdefghijk
+			localindex int64
+		)
+		createTestFile(filepaths, "abcdefghijk")
+		defer delTestFiles(filepaths)
+		localindex = gfile.GetNextCharOffsetByPath(testpath()+filepaths, 'd', 1)
+		gtest.Assert(localindex, 3)
+
+		localindex = gfile.GetNextCharOffsetByPath("", 'd', 1)
+		gtest.Assert(localindex, -1)
+
+	})
+}
+
+func TestGetNextCharOffset(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			localindex int64
+		)
+		reader := strings.NewReader("helloword")
+
+		localindex = gfile.GetNextCharOffset(reader, 'w', 1)
+		gtest.Assert(localindex, 5)
+
+		localindex = gfile.GetNextCharOffset(reader, 'j', 1)
+		gtest.Assert(localindex, -1)
+
+	})
+}
+
+func TestGetBinContentsByTwoOffsets(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			reads []byte
+		)
+		reader := strings.NewReader("helloword")
+
+		reads = gfile.GetBinContentsByTwoOffsets(reader, 1, 3)
+		gtest.Assert(string(reads), "el")
+
+		reads = gfile.GetBinContentsByTwoOffsets(reader, 10, 30)
+		gtest.Assert(string(reads), "")
+
+	})
+}
+
+func TestGetBinContentsTilChar(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			reads  []byte
+			indexs int64
+		)
+		reader := strings.NewReader("helloword")
+
+		reads, _ = gfile.GetBinContentsTilChar(reader, 'w', 2)
+		gtest.Assert(string(reads), "llow")
+
+		_, indexs = gfile.GetBinContentsTilChar(reader, 'w', 20)
+		gtest.Assert(indexs, -1)
+
+	})
+}
+
+func TestGetBinContentsTilCharByPath(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			reads     []byte
+			indexs    int64
+			filepaths string = "/testfile_GetContents.txt"
+		)
+
+		createTestFile(filepaths, "abcdefghijklmn")
+		defer delTestFiles(filepaths)
+
+		reads, _ = gfile.GetBinContentsTilCharByPath(testpath()+filepaths, 'c', 2)
+		gtest.Assert(string(reads), "c")
+
+		reads, _ = gfile.GetBinContentsTilCharByPath(testpath()+filepaths, 'y', 1)
+		gtest.Assert(string(reads), "")
+
+		_, indexs = gfile.GetBinContentsTilCharByPath(testpath()+filepaths, 'x', 1)
+		gtest.Assert(indexs, -1)
+
+	})
+}
+
+func TestHome(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			reads string
+			err   error
+		)
+
+		reads, err = gfile.Home()
+		gtest.Assert(err, nil)
+		gtest.AssertNE(reads, "")
+
+	})
+}

g/os/gfile/gfile_search_test.go

@@ -0,0 +1,63 @@
+package gfile_test
+
+import (
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/test/gtest"
+	"path/filepath"
+	"testing"
+)
+
+func TestSearch(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1  string = "/testfiless"
+			paths2  string = "./testfile/dirfiles_no"
+			tpath   string
+			tpath2  string
+			tempstr string
+			ypaths1 string
+			err     error
+		)
+
+		createDir(paths1)
+		defer delTestFiles(paths1)
+		ypaths1 = paths1
+
+		tpath, err = gfile.Search(testpath() + paths1)
+		gtest.Assert(err, nil)
+
+		tpath = filepath.ToSlash(tpath)
+
+		// 自定义优先路径
+		tpath2, err = gfile.Search(testpath() + paths1)
+		gtest.Assert(err, nil)
+		tpath2 = filepath.ToSlash(tpath2)
+
+		tempstr = testpath()
+		paths1 = tempstr + paths1
+		paths1 = filepath.ToSlash(paths1)
+
+		gtest.Assert(tpath, paths1)
+
+		gtest.Assert(tpath2, tpath)
+
+		// 测试给定目录
+		tpath2, err = gfile.Search(paths1, "testfiless")
+		tpath2 = filepath.ToSlash(tpath2)
+		tempss := filepath.ToSlash(paths1)
+		gtest.Assert(tpath2, tempss)
+
+		// 测试当前目录
+		tempstr, _ = filepath.Abs("./")
+		tempstr = testpath()
+		paths1 = tempstr + ypaths1
+		paths1 = filepath.ToSlash(paths1)
+
+		gtest.Assert(tpath2, paths1)
+
+		// 测试目录不存在时
+		_, err = gfile.Search(paths2)
+		gtest.AssertNE(err, nil)
+
+	})
+}

g/os/gfile/gfile_size_test.go

@@ -0,0 +1,59 @@
+package gfile_test
+
+import (
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/test/gtest"
+	"testing"
+)
+
+func TestSize(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1 string = "/testfile_t1.txt"
+			sizes  int64
+		)
+
+		createTestFile(paths1, "abcdefghijklmn")
+		defer delTestFiles(paths1)
+
+		sizes = gfile.Size(testpath() + paths1)
+		gtest.Assert(sizes, 14)
+
+		sizes = gfile.Size("")
+		gtest.Assert(sizes, 0)
+
+	})
+}
+
+func TestFormatSize(t *testing.T) {
+	gtest.Case(t, func() {
+		gtest.Assert(gfile.FormatSize(0), "0.00B")
+		gtest.Assert(gfile.FormatSize(16), "16.00B")
+
+		gtest.Assert(gfile.FormatSize(1024), "1.00K")
+
+		gtest.Assert(gfile.FormatSize(16000000), "15.26M")
+
+		gtest.Assert(gfile.FormatSize(1600000000), "1.49G")
+
+		gtest.Assert(gfile.FormatSize(9600000000000), "8.73T")
+		gtest.Assert(gfile.FormatSize(9600000000000000), "8.53P")
+
+		gtest.Assert(gfile.FormatSize(9600000000000000000), "TooLarge")
+
+	})
+}
+
+func TestReadableSize(t *testing.T) {
+	gtest.Case(t, func() {
+
+		var (
+			paths1 string = "/testfile_t1.txt"
+		)
+		createTestFile(paths1, "abcdefghijklmn")
+		defer delTestFiles(paths1)
+		gtest.Assert(gfile.ReadableSize(testpath()+paths1), "14.00B")
+		gtest.Assert(gfile.ReadableSize(""), "0.00B")
+
+	})
+}

g/os/gfile/gfile_test.go

@@ -0,0 +1,686 @@
+package gfile_test
+
+import (
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/test/gtest"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+func TestIsDir(t *testing.T) {
+
+	gtest.Case(t, func() {
+		paths := "/testfile"
+		createDir(paths)
+		defer delTestFiles(paths)
+
+		gtest.Assert(gfile.IsDir(testpath()+paths), true)
+		gtest.Assert(gfile.IsDir("./testfile2"), false)
+		gtest.Assert(gfile.IsDir("./testfile/tt.txt"), false)
+		gtest.Assert(gfile.IsDir(""), false)
+
+	})
+
+}
+
+func TestCreate(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			err       error
+			filepaths []string
+			fileobj   *os.File
+		)
+
+		filepaths = append(filepaths, "/testfile_cc1.txt")
+		filepaths = append(filepaths, "/testfile_cc2.txt")
+
+		for _, v := range filepaths {
+			fileobj, err = gfile.Create(testpath() + v)
+			defer delTestFiles(v)
+			fileobj.Close()
+			gtest.Assert(err, nil)
+
+		}
+
+	})
+
+}
+
+func TestOpen(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			err     error
+			files   []string
+			flags   []bool
+			fileobj *os.File
+		)
+
+		file1 := "/testfile_nc1.txt"
+		createTestFile(file1, "")
+		defer delTestFiles(file1)
+
+		files = append(files, file1)
+		flags = append(flags, true)
+
+		files = append(files, "./testfile/file1/c1.txt")
+		flags = append(flags, false)
+
+		for k, v := range files {
+			fileobj, err = gfile.Open(testpath() + v)
+			fileobj.Close()
+			if flags[k] {
+				gtest.Assert(err, nil)
+			} else {
+				gtest.AssertNE(err, nil)
+			}
+
+		}
+
+	})
+}
+
+func TestOpenFile(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			err     error
+			files   []string
+			flags   []bool
+			fileobj *os.File
+		)
+
+		files = append(files, "./testfile/file1/nc1.txt")
+		flags = append(flags, false)
+
+		f1 := "/testfile_tt.txt"
+		createTestFile(f1, "")
+		defer delTestFiles(f1)
+
+		files = append(files, f1)
+		flags = append(flags, true)
+
+		for k, v := range files {
+			fileobj, err = gfile.OpenFile(testpath()+v, os.O_RDWR, 0666)
+			fileobj.Close()
+			if flags[k] {
+				gtest.Assert(err, nil)
+			} else {
+				gtest.AssertNE(err, nil)
+			}
+
+		}
+
+	})
+}
+
+func TestOpenWithFlag(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			err     error
+			files   []string
+			flags   []bool
+			fileobj *os.File
+		)
+
+		file1 := "/testfile_t1.txt"
+		createTestFile(file1, "")
+		defer delTestFiles(file1)
+		files = append(files, file1)
+		flags = append(flags, true)
+
+		files = append(files, "/testfiless/dirfiles/t1_no.txt")
+		flags = append(flags, false)
+
+		for k, v := range files {
+			fileobj, err = gfile.OpenWithFlag(testpath()+v, os.O_RDWR)
+			fileobj.Close()
+			if flags[k] {
+				gtest.Assert(err, nil)
+			} else {
+				gtest.AssertNE(err, nil)
+			}
+
+		}
+
+	})
+}
+
+func TestOpenWithFlagPerm(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			err     error
+			files   []string
+			flags   []bool
+			fileobj *os.File
+		)
+		file1 := "/testfile_nc1.txt"
+		createTestFile(file1, "")
+		defer delTestFiles(file1)
+		files = append(files, file1)
+		flags = append(flags, true)
+
+		files = append(files, "/testfileyy/tt.txt")
+		flags = append(flags, false)
+
+		for k, v := range files {
+			fileobj, err = gfile.OpenWithFlagPerm(testpath()+v, os.O_RDWR, 666)
+			fileobj.Close()
+			if flags[k] {
+				gtest.Assert(err, nil)
+			} else {
+				gtest.AssertNE(err, nil)
+			}
+
+		}
+
+	})
+}
+
+func TestExists(t *testing.T) {
+
+	gtest.Case(t, func() {
+		var (
+			flag  bool
+			files []string
+			flags []bool
+		)
+
+		file1 := "/testfile_GetContents.txt"
+		createTestFile(file1, "")
+		defer delTestFiles(file1)
+
+		files = append(files, file1)
+		flags = append(flags, true)
+
+		files = append(files, "./testfile/havefile1/tt_no.txt")
+		flags = append(flags, false)
+
+		for k, v := range files {
+			flag = gfile.Exists(testpath() + v)
+			if flags[k] {
+				gtest.Assert(flag, true)
+			} else {
+				gtest.Assert(flag, false)
+			}
+
+		}
+
+	})
+}
+
+func TestPwd(t *testing.T) {
+	gtest.Case(t, func() {
+		paths, err := os.Getwd()
+		gtest.Assert(err, nil)
+		gtest.Assert(gfile.Pwd(), paths)
+
+	})
+}
+
+func TestIsFile(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			flag  bool
+			files []string
+			flags []bool
+		)
+
+		file1 := "/testfile_tt.txt"
+		createTestFile(file1, "")
+		defer delTestFiles(file1)
+		files = append(files, file1)
+		flags = append(flags, true)
+
+		dir1 := "/testfiless"
+		createDir(dir1)
+		defer delTestFiles(dir1)
+		files = append(files, dir1)
+		flags = append(flags, false)
+
+		files = append(files, "./testfiledd/tt1.txt")
+		flags = append(flags, false)
+
+		for k, v := range files {
+			flag = gfile.IsFile(testpath() + v)
+			if flags[k] {
+				gtest.Assert(flag, true)
+			} else {
+				gtest.Assert(flag, false)
+			}
+
+		}
+
+	})
+}
+
+func TestInfo(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			err    error
+			paths  string = "/testfile_t1.txt"
+			files  os.FileInfo
+			files2 os.FileInfo
+		)
+
+		createTestFile(paths, "")
+		defer delTestFiles(paths)
+		files, err = gfile.Info(testpath() + paths)
+		gtest.Assert(err, nil)
+
+		files2, err = os.Stat(testpath() + paths)
+		gtest.Assert(err, nil)
+
+		gtest.Assert(files, files2)
+
+	})
+}
+
+func TestMove(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths     string = "/ovetest"
+			filepaths string = "/testfile_ttn1.txt"
+			topath    string = "/testfile_ttn2.txt"
+		)
+		createDir("/ovetest")
+		createTestFile(paths+filepaths, "a")
+
+		defer delTestFiles(paths)
+
+		yfile := testpath() + paths + filepaths
+		tofile := testpath() + paths + topath
+
+		gtest.Assert(gfile.Move(yfile, tofile), nil)
+
+		// 检查移动后的文件是否真实存在
+		_, err := os.Stat(tofile)
+		gtest.Assert(os.IsNotExist(err), false)
+
+	})
+}
+
+func TestRename(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths  string = "/testfiles"
+			ypath  string = "/testfilettm1.txt"
+			topath string = "/testfilettm2.txt"
+		)
+		createDir(paths)
+		createTestFile(paths+ypath, "a")
+		defer delTestFiles(paths)
+
+		ypath = testpath() + paths + ypath
+		topath = testpath() + paths + topath
+
+		gtest.Assert(gfile.Rename(ypath, topath), nil)
+		gtest.Assert(gfile.IsFile(topath), true)
+
+		gtest.AssertNE(gfile.Rename("", ""), nil)
+
+	})
+
+}
+
+func TestCopy(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths  string = "/testfile_copyfile1.txt"
+			topath string = "/testfile_copyfile2.txt"
+		)
+
+		createTestFile(paths, "")
+		defer delTestFiles(paths)
+
+		gtest.Assert(gfile.Copy(testpath()+paths, testpath()+topath), nil)
+		defer delTestFiles(topath)
+
+		gtest.Assert(gfile.IsFile(testpath()+topath), true)
+
+		gtest.AssertNE(gfile.Copy("", ""), nil)
+
+	})
+}
+
+func TestDirNames(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths    string = "/testdirs"
+			err      error
+			readlist []string
+		)
+		havelist := []string{
+			"t1.txt",
+			"t2.txt",
+		}
+
+		// 创建测试文件
+		createDir(paths)
+		for _, v := range havelist {
+			createTestFile(paths+"/"+v, "")
+		}
+		defer delTestFiles(paths)
+
+		readlist, err = gfile.DirNames(testpath() + paths)
+
+		gtest.Assert(err, nil)
+		gtest.Assert(havelist, readlist)
+
+		_, err = gfile.DirNames("")
+		gtest.AssertNE(err, nil)
+
+	})
+}
+
+func TestGlob(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths      string = "/testfiles/*.txt"
+			dirpath    string = "/testfiles"
+			err        error
+			resultlist []string
+		)
+
+		havelist1 := []string{
+			"t1.txt",
+			"t2.txt",
+		}
+
+		havelist2 := []string{
+			testpath() + "/testfiles/t1.txt",
+			testpath() + "/testfiles/t2.txt",
+		}
+
+		//===============================构建测试文件
+		createDir(dirpath)
+		for _, v := range havelist1 {
+			createTestFile(dirpath+"/"+v, "")
+		}
+		defer delTestFiles(dirpath)
+
+		resultlist, err = gfile.Glob(testpath()+paths, true)
+		gtest.Assert(err, nil)
+		gtest.Assert(resultlist, havelist1)
+
+		resultlist, err = gfile.Glob(testpath()+paths, false)
+
+		gtest.Assert(err, nil)
+		gtest.Assert(formatpaths(resultlist), formatpaths(havelist2))
+
+		_, err = gfile.Glob("", true)
+		gtest.Assert(err, nil)
+
+	})
+}
+
+func TestRemove(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths string = "/testfile_t1.txt"
+		)
+		createTestFile(paths, "")
+		gtest.Assert(gfile.Remove(testpath()+paths), nil)
+
+		gtest.Assert(gfile.Remove(""), nil)
+
+		defer delTestFiles(paths)
+
+	})
+}
+
+func TestIsReadable(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1 string = "/testfile_GetContents.txt"
+			paths2 string = "./testfile_GetContents_no.txt"
+		)
+
+		createTestFile(paths1, "")
+		defer delTestFiles(paths1)
+
+		gtest.Assert(gfile.IsReadable(testpath()+paths1), true)
+		gtest.Assert(gfile.IsReadable(paths2), false)
+
+	})
+}
+
+func TestIsWritable(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1 string = "/testfile_GetContents.txt"
+			paths2 string = "./testfile_GetContents_no.txt"
+		)
+
+		createTestFile(paths1, "")
+		defer delTestFiles(paths1)
+		gtest.Assert(gfile.IsWritable(testpath()+paths1), true)
+		gtest.Assert(gfile.IsWritable(paths2), false)
+
+	})
+}
+
+func TestChmod(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1 string = "/testfile_GetContents.txt"
+			paths2 string = "./testfile_GetContents_no.txt"
+		)
+		createTestFile(paths1, "")
+		defer delTestFiles(paths1)
+
+		gtest.Assert(gfile.Chmod(testpath()+paths1, 0777), nil)
+		gtest.AssertNE(gfile.Chmod(paths2, 0777), nil)
+
+	})
+}
+
+func TestScanDir(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1 string = "/testfiledirs"
+			files  []string
+			err    error
+		)
+
+		createDir(paths1)
+		createTestFile(paths1+"/t1.txt", "")
+		createTestFile(paths1+"/t2.txt", "")
+		defer delTestFiles(paths1)
+
+		files, err = gfile.ScanDir(testpath()+paths1, "t*")
+
+		result := []string{
+			testpath() + paths1 + "/t1.txt",
+			testpath() + paths1 + "/t2.txt",
+		}
+
+		gtest.Assert(err, nil)
+
+		gtest.Assert(formatpaths(files), formatpaths(result))
+
+		_, err = gfile.ScanDir("", "t*")
+		gtest.AssertNE(err, nil)
+
+	})
+}
+
+// 获取绝对目录地址
+func TestRealPath(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1    string = "/testfile_files"
+			readlPath string
+
+			tempstr string
+		)
+
+		createDir(paths1)
+		defer delTestFiles(paths1)
+
+		readlPath = gfile.RealPath("./")
+
+		tempstr, _ = filepath.Abs("./")
+
+		gtest.Assert(readlPath, tempstr)
+
+		gtest.Assert(gfile.RealPath("./nodirs"), "")
+
+	})
+}
+
+// 获取当前执行文件的目录
+func TestSelfPath(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1    string
+			readlPath string
+			tempstr   string
+		)
+		readlPath = gfile.SelfPath()
+		readlPath = filepath.ToSlash(readlPath)
+
+		tempstr, _ = filepath.Abs(os.Args[0])
+		paths1 = filepath.ToSlash(tempstr)
+		paths1 = strings.Replace(paths1, "./", "/", 1)
+
+		gtest.Assert(readlPath, paths1)
+
+	})
+}
+
+func TestSelfDir(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1    string
+			readlPath string
+			tempstr   string
+		)
+		readlPath = gfile.SelfDir()
+
+		tempstr, _ = filepath.Abs(os.Args[0])
+		paths1 = filepath.Dir(tempstr)
+
+		gtest.Assert(readlPath, paths1)
+
+	})
+}
+
+func TestBasename(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1    string = "/testfilerr_GetContents.txt"
+			readlPath string
+		)
+
+		createTestFile(paths1, "")
+		defer delTestFiles(paths1)
+
+		readlPath = gfile.Basename(testpath() + paths1)
+		gtest.Assert(readlPath, "testfilerr_GetContents.txt")
+
+	})
+}
+
+func TestDir(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1    string = "/testfiless"
+			readlPath string
+		)
+		createDir(paths1)
+		defer delTestFiles(paths1)
+
+		readlPath = gfile.Dir(testpath() + paths1)
+
+		gtest.Assert(readlPath, testpath())
+
+	})
+}
+
+// 获取文件名
+func TestExt(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			paths1   string = "/testfile_GetContents.txt"
+			dirpath1        = "/testdirs"
+		)
+		createTestFile(paths1, "")
+		defer delTestFiles(paths1)
+
+		createDir(dirpath1)
+		defer delTestFiles(dirpath1)
+
+		gtest.Assert(gfile.Ext(testpath()+paths1), ".txt")
+		gtest.Assert(gfile.Ext(testpath()+dirpath1), "")
+
+	})
+}
+
+func TestTempDir(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			tpath string
+		)
+
+		tpath = gfile.TempDir()
+		gtest.Assert(tpath, os.TempDir())
+
+	})
+}
+
+func TestMkdir(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			tpath string = "/testfile/createdir"
+			err   error
+		)
+
+		defer delTestFiles("/testfile")
+
+		err = gfile.Mkdir(testpath() + tpath)
+		gtest.Assert(err, nil)
+
+		err = gfile.Mkdir("")
+		gtest.AssertNE(err, nil)
+
+		err = gfile.Mkdir(testpath() + tpath + "2/t1")
+		gtest.Assert(err, nil)
+
+	})
+}
+
+func TestStat(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			tpath1   string = "/testfile_t1.txt"
+			tpath2   string = "./testfile_t1_no.txt"
+			err      error
+			fileiofo os.FileInfo
+		)
+
+		createTestFile(tpath1, "a")
+		defer delTestFiles(tpath1)
+
+		fileiofo, err = gfile.Stat(testpath() + tpath1)
+		gtest.Assert(err, nil)
+
+		gtest.Assert(fileiofo.Size(), 1)
+
+		_, err = gfile.Stat(tpath2)
+		gtest.AssertNE(err, nil)
+
+	})
+}
+
+func TestMainPkgPath(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			reads string
+		)
+
+		reads = gfile.MainPkgPath()
+		gtest.Assert(reads, "")
+
+	})
+}

g/os/gfile/gfile_time_test.go

@@ -0,0 +1,45 @@
+package gfile_test
+
+import (
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/test/gtest"
+	"os"
+	"testing"
+)
+
+func TestMTime(t *testing.T) {
+	gtest.Case(t, func() {
+
+		var (
+			file1   string = "/testfile_t1.txt"
+			err     error
+			fileobj os.FileInfo
+		)
+
+		createTestFile(file1, "")
+		defer delTestFiles(file1)
+		fileobj, err = os.Stat(testpath() + file1)
+		gtest.Assert(err, nil)
+
+		gtest.Assert(gfile.MTime(testpath()+file1), fileobj.ModTime().Unix())
+		gtest.Assert(gfile.MTime(""), 0)
+	})
+}
+
+func TestMTimeMillisecond(t *testing.T) {
+	gtest.Case(t, func() {
+		var (
+			file1   string = "/testfile_t1.txt"
+			err     error
+			fileobj os.FileInfo
+		)
+
+		createTestFile(file1, "")
+		defer delTestFiles(file1)
+		fileobj, err = os.Stat(testpath() + file1)
+		gtest.Assert(err, nil)
+
+		gtest.AssertGTE(gfile.MTimeMillisecond(testpath()+file1), fileobj.ModTime().Nanosecond()/1000000)
+		gtest.Assert(gfile.MTimeMillisecond(""), 0)
+	})
+}

g/os/glog/glog.go

@@ -3,11 +3,10 @@
 // This Source Code Form is subject to the terms of the MIT License.
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
+//
 // @author john, zseeker
 
 // Package glog implements powerful and easy-to-use levelled logging functionality.
-// 
-// 日志模块, 直接文件/输出操作，没有异步逻辑，没有使用缓存或者通道
 package glog
 
 import (
@@ -29,10 +28,10 @@ const (
 )
 
 var (
-    // default level for log
+    // Default level for log
     defaultLevel = gtype.NewInt(LEVEL_ALL)
 
-    // default logger object, for package method usage
+    // Default logger object, for package method usage
     logger = New()
 )
 
@@ -41,8 +40,6 @@ func init() {
 }
 
 // SetPath sets the directory path for file logging.
-//
-// 日志日志目录绝对路径.
 func SetPath(path string) {
     logger.SetPath(path)
 }
@@ -50,151 +47,113 @@ func SetPath(path string) {
 // SetFile sets the file name <pattern> for file logging.
 // Datetime pattern can be used in <pattern>, eg: access-{Ymd}.log.
 // The default file name pattern is: Y-m-d.log, eg: 2018-01-01.log
-//
-// 日志文件名称.
 func SetFile(pattern string) {
     logger.SetFile(pattern)
 }
 
 // SetLevel sets the default logging level.
-//
-// 设置全局的日志记录等级.
 func SetLevel(level int) {
     logger.SetLevel(level)
     defaultLevel.Set(level)
 }
 
-// SetWriter sets the customed logging <writer> for logging.
+// SetWriter sets the customized logging <writer> for logging.
 // The <writer> object should implements the io.Writer interface.
-// Developer can use customed logging <writer> to redirect logging output to another service, 
+// Developer can use customized logging <writer> to redirect logging output to another service, 
 // eg: kafka, mysql, mongodb, etc.
-//
-// 可自定义IO接口，IO可以是文件输出、标准输出、网络输出.
 func SetWriter(writer io.Writer) {
     logger.SetWriter(writer)
 }
 
-// GetWriter returns the customed writer object, which implements the io.Writer interface.
-// It returns nil if no customed writer set.
-// 
-// 返回自定义的IO，默认为nil.
+// GetWriter returns the customized writer object, which implements the io.Writer interface.
+// It returns nil if no customized writer set.
 func GetWriter() io.Writer {
     return logger.GetWriter()
 }
 
 // GetLevel returns the default logging level value.
-// 
-// 获取全局的日志记录等级.
 func GetLevel() int {
     return defaultLevel.Val()
 }
 
 // SetDebug enables/disables the debug level for default logger.
 // The debug level is enbaled in default.
-// 
-// 设置是否允许输出DEBUG信息.
 func SetDebug(debug bool) {
     logger.SetDebug(debug)
 }
 
-// SetStdPrint sets whether ouptput the logging contents to stdout, which is false indefault.
-// 
-// 设置写日志的同时开启or关闭控制台打印，默认是关闭的
+// SetStdPrint sets whether ouptput the logging contents to stdout, which is false in default.
 func SetStdPrint(open bool) {
     logger.SetStdPrint(open)
 }
 
 // GetPath returns the logging directory path for file logging.
 // It returns empty string if no directory path set.
-//
-// 获取日志目录绝对路径
 func GetPath() string {
     return logger.GetPath()
 }
 
 // PrintBacktrace prints the caller backtrace, 
-// the optional parameter <skip> specify the skipped backtraces offset from the end point.
-//
-// 打印文件调用回溯信息
+// the optional parameter <skip> specify the skipped backtrace offset from the end point.
 func PrintBacktrace(skip...int) {
     logger.PrintBacktrace(skip...)
 }
 
 // GetBacktrace returns the caller backtrace content, 
-// the optional parameter <skip> specify the skipped backtraces offset from the end point.
-//
-// 获取文件调用回溯信息.
+// the optional parameter <skip> specify the skipped backtrace offset from the end point.
 func GetBacktrace(skip...int) string {
     return logger.GetBacktrace(skip...)
 }
 
 // SetBacktrace enables/disables the backtrace feature in failure logging outputs.
-//
-// 是否关闭全局的backtrace信息
 func SetBacktrace(enabled bool) {
     logger.SetBacktrace(enabled)
 }
 
 // To is a chaining function, 
 // which redirects current logging content output to the sepecified <writer>.
-// 
-// 链式操作，设置下一次写入日志内容的Writer
 func To(writer io.Writer) *Logger {
     return logger.To(writer)
 }
 
 // Path is a chaining function,
 // which sets the directory path to <path> for current logging content output.
-//
-// 链式操作，设置下一次输出的日志路径。
 func Path(path string) *Logger {
     return logger.Path(path)
 }
 
 // Cat is a chaining function, 
 // which sets the category to <category> for current logging content output.
-// 
-// 设置下一次输出的分类，支持多级分类设置.
 func Cat(category string) *Logger {
     return logger.Cat(category)
 }
 
 // File is a chaining function, 
 // which sets file name <pattern> for the current logging content output.
-//
-// 设置日志输出文件名称格式
 func File(pattern string) *Logger {
     return logger.File(pattern)
 }
 
 // Level is a chaining function, 
 // which sets logging level for the current logging content output.
-//
-// 设置日志打印等级.
 func Level(level int) *Logger {
     return logger.Level(level)
 }
 
 // Backtrace is a chaining function, 
 // which sets backtrace options for the current logging content output .
-//
-// 设置文件调用回溯信息.
 func Backtrace(enabled bool, skip...int) *Logger {
     return logger.Backtrace(enabled, skip...)
 }
 
 // StdPrint is a chaining function, 
 // which enables/disables stdout for the current logging content output.
-//
-// 是否允许在设置输出文件时同时也输出到终端
 func StdPrint(enabled bool) *Logger {
     return logger.StdPrint(enabled)
 }
 
 // Header is a chaining function, 
 // which enables/disables log header for the current logging content output.
-//
-// 是否打印每行日志头信息(默认开启)
 func Header(enabled bool) *Logger {
     return logger.Header(enabled)
 }

g/os/glog/glog_logger.go

@@ -3,6 +3,7 @@
 // This Source Code Form is subject to the terms of the MIT License.
 // If a copy of the MIT was not distributed with this file,
 // You can obtain one at https://github.com/gogf/gf.
+//
 // @author john, zseeker
 
 package glog
@@ -26,15 +27,15 @@ import (
 
 type Logger struct {
     mu           sync.RWMutex
-    pr           *Logger             // 父级Logger
-    io           io.Writer           // 日志内容写入的IO接口
-    path         *gtype.String       // 日志写入的目录路径
-    file         *gtype.String       // 日志文件名称格式
-    level        *gtype.Int          // 日志输出等级
-    btSkip       *gtype.Int          // 错误产生时的backtrace回调信息skip条数
-    btStatus     *gtype.Int          // 是否当打印错误时同时开启backtrace打印(默认-1，表示默认打印逻辑 - 错误才打印)
-    printHeader  *gtype.Bool         // 是否不打印前缀信息(时间，级别等)
-    alsoStdPrint *gtype.Bool         // 控制台打印开关，当输出到文件/自定义输出时也同时打印到终端
+    pr           *Logger             // Parent logger.
+	writer       io.Writer           // Customized io.Writer.
+    path         *gtype.String       // Logging directory path.
+    file         *gtype.String       // Format for logging file.
+    level        *gtype.Int          // Output level.
+    btSkip       *gtype.Int          // Skip count for backtrace.
+    btStatus     *gtype.Int          // Backtrace status(1: enabled - default; 0: disabled)
+    printHeader  *gtype.Bool         // Print header or not(true in default).
+    alsoStdPrint *gtype.Bool         // Output to stdout or not(true in default).
 }
 
 const (
@@ -45,70 +46,66 @@ const (
 )
 
 var (
-    // 默认的日志换行符
+    // Default line break.
     ln    = "\n"
-    // 标准输出互斥锁，防止标准输出串日志
+    // Mutex to ensure log output sequence.
     stdMu = sync.RWMutex{}
 )
 
-// 初始化日志换行符
 func init() {
+	// Initialize log line breaks depending on underlying os.
     if runtime.GOOS == "windows" {
         ln = "\r\n"
     }
 }
 
-// New creates a custom logger.
-//
-// 新建自定义的日志操作对象
+// New creates and returns a custom logger.
 func New() *Logger {
-    return &Logger {
-        io           : nil,
+    logger := &Logger {
         path         : gtype.NewString(),
         file         : gtype.NewString(gDEFAULT_FILE_FORMAT),
         level        : gtype.NewInt(defaultLevel.Val()),
         btSkip       : gtype.NewInt(),
-        btStatus     : gtype.NewInt(-1),
+        btStatus     : gtype.NewInt(1),
         printHeader  : gtype.NewBool(true),
         alsoStdPrint : gtype.NewBool(true),
     }
+    logger.writer = &Writer {
+	    logger : logger,
+    }
+    return logger
 }
 
 // Clone returns a new logger, which is the clone the current logger.
-//
-// Logger拷贝.
 func (l *Logger) Clone() *Logger {
-    return &Logger {
+	logger := &Logger {
         pr           : l,
-        io           : l.GetWriter(),
         path         : l.path.Clone(),
         file         : l.file.Clone(),
         level        : l.level.Clone(),
         btSkip       : l.btSkip.Clone(),
-        btStatus    : l.btStatus.Clone(),
+        btStatus     : l.btStatus.Clone(),
         printHeader  : l.printHeader.Clone(),
         alsoStdPrint : l.alsoStdPrint.Clone(),
     }
+	logger.writer = &Writer {
+		logger : logger,
+	}
+	return logger
 }
 
 // SetLevel sets the logging level.
-//
-// 设置日志记录等级
 func (l *Logger) SetLevel(level int) {
     l.level.Set(level)
 }
 
 // GetLevel returns the logging level value.
-//
-// 获取日志记录等级
 func (l *Logger) GetLevel() int {
     return l.level.Val()
 }
 
 // SetDebug enables/disables the debug level for logger.
-// The debug level is enbaled in default.
-// 
-// 快捷方法，打开或关闭DEBU日志信息
+// The debug level is enabled in default.
 func (l *Logger) SetDebug(debug bool) {
     if debug {
         l.level.Set(l.level.Val() | LEVEL_DEBU)
@@ -124,7 +121,6 @@ func (l *Logger) SetBacktrace(enabled bool) {
     } else {
         l.btStatus.Set(0)
     }
-
 }
 
 // SetBacktraceSkip sets the backtrace offset from the end point.
@@ -132,47 +128,41 @@ func (l *Logger) SetBacktraceSkip(skip int) {
     l.btSkip.Set(skip)
 }
 
-// SetWriter sets the customed logging <writer> for logging.
+// SetWriter sets the customized logging <writer> for logging.
 // The <writer> object should implements the io.Writer interface.
-// Developer can use customed logging <writer> to redirect logging output to another service, 
+// Developer can use customized logging <writer> to redirect logging output to another service,
 // eg: kafka, mysql, mongodb, etc.
-//
-// 可自定义IO接口，IO可以是文件输出、标准输出、网络输出
 func (l *Logger) SetWriter(writer io.Writer) {
     l.mu.Lock()
-    l.io = writer
+    l.writer = writer
     l.mu.Unlock()
 }
 
-// GetWriter returns the customed writer object, which implements the io.Writer interface.
-// It returns nil if no customed writer set.
-//
-// 返回自定义的IO，默认为nil
+// GetWriter returns the customized writer object, which implements the io.Writer interface.
+// It returns a default writer if no customized writer set.
 func (l *Logger) GetWriter() io.Writer {
     l.mu.RLock()
-    r := l.io
+    r := l.writer
     l.mu.RUnlock()
     return r
 }
 
 // getFilePointer returns the file pinter for file logging.
-// It returns nil if file logging disabled, or file open fails.
-//
-// 获取默认的文件IO.
+// It returns nil if file logging is disabled, or file opening fails.
 func (l *Logger) getFilePointer() *gfpool.File {
     if path := l.path.Val(); path != "" {
-        // 文件名称中使用"{}"包含的内容使用gtime格式化
+        // Content containing "{}" in the file name is formatted using gtime
         file, _ := gregex.ReplaceStringFunc(`{.+?}`, l.file.Val(), func(s string) string {
             return gtime.Now().Format(strings.Trim(s, "{}"))
         })
-        // 如果日志目录不存在则创建目录路径
+        // Create path if it does not exist。
         if !gfile.Exists(path) {
             if err := gfile.Mkdir(path); err != nil {
                 fmt.Fprintln(os.Stderr, fmt.Sprintf(`[glog] mkdir "%s" failed: %s`, path, err.Error()))
                 return nil
             }
         }
-        fpath   := path + gfile.Separator + file
+        fpath := path + gfile.Separator + file
         if fp, err := gfpool.Open(fpath, gDEFAULT_FILE_POOL_FLAGS, gDEFAULT_FPOOL_PERM, gDEFAULT_FPOOL_EXPIRE); err == nil {
             return fp
         } else {
@@ -183,14 +173,10 @@ func (l *Logger) getFilePointer() *gfpool.File {
 }
 
 // SetPath sets the directory path for file logging.
-//
-// 设置日志文件的存储目录路径.
 func (l *Logger) SetPath(path string) error {
-    // path必须有值
     if path == "" {
         return errors.New("path is empty")
     }
-    // 如果目录不存在，则递归创建
     if !gfile.Exists(path) {
        if err := gfile.Mkdir(path); err != nil {
            fmt.Fprintln(os.Stderr, fmt.Sprintf(`[glog] mkdir "%s" failed: %s`, path, err.Error()))
@@ -203,8 +189,6 @@ func (l *Logger) SetPath(path string) error {
 
 // GetPath returns the logging directory path for file logging.
 // It returns empty string if no directory path set.
-//
-// 获取设置的日志目录路径
 func (l *Logger) GetPath() string {
     return l.path.Val()
 }
@@ -212,29 +196,24 @@ func (l *Logger) GetPath() string {
 // SetFile sets the file name <pattern> for file logging.
 // Datetime pattern can be used in <pattern>, eg: access-{Ymd}.log.
 // The default file name pattern is: Y-m-d.log, eg: 2018-01-01.log
-//
-// 设置日志文件名称格式.
 func (l *Logger) SetFile(pattern string) {
     l.file.Set(pattern)
 }
 
-// SetStdPrint sets whether ouptput the logging contents to stdout, which is false indefault.
-// 
-// 设置写日志时开启or关闭控制台打印，默认是关闭的
+// SetStdPrint sets whether output the logging contents to stdout, which is false in default.
 func (l *Logger) SetStdPrint(enabled bool) {
     l.alsoStdPrint.Set(enabled)
 }
 
-// 这里的写锁保证统一时刻只会写入一行日志，防止串日志的情况
+// print prints <s> to defined writer, logging file or passed <std>.
+// It internally uses memory lock for file logging to ensure logging sequence.
 func (l *Logger) print(std io.Writer, s string) {
-    // 优先使用自定义的IO输出
+    // Customized writer has the most high priority.
     if l.printHeader.Val() {
         s = l.format(s)
     }
     writer := l.GetWriter()
-    if writer == nil {
-        // 如果设置的writer为空，那么其次判断是否有文件输出设置
-        // 内部使用了内存锁，保证在glog中对同一个日志文件的并发写入不会串日志(并发安全)
+    if _, ok := writer.(*Writer); ok {
         if f := l.getFilePointer(); f != nil {
             defer f.Close()
             key := l.path.Val()
@@ -245,7 +224,7 @@ func (l *Logger) print(std io.Writer, s string) {
                 fmt.Fprintln(os.Stderr, err.Error())
             }
         }
-        // 当没有设置writer时，需要判断是否允许输出到标准输出
+        // Also output to stdout?
         if l.alsoStdPrint.Val() {
             l.doStdLockPrint(std, s)
         }
@@ -254,7 +233,7 @@ func (l *Logger) print(std io.Writer, s string) {
     }
 }
 
-// 并发安全打印到标准输出
+// doStdLockPrint prints <s> to <std> concurrent-safely.
 func (l *Logger) doStdLockPrint(std io.Writer, s string) {
     stdMu.Lock()
     if _, err := std.Write([]byte(s)); err != nil {
@@ -263,23 +242,21 @@ func (l *Logger) doStdLockPrint(std io.Writer, s string) {
     stdMu.Unlock()
 }
 
-// 核心打印数据方法(标准输出)
+// stdPrint prints content <s> without backtrace.
 func (l *Logger) stdPrint(s string) {
     l.print(os.Stdout, s)
 }
 
-// 核心打印数据方法(标准错误)
+// stdPrint prints content <s> with backtrace check.
 func (l *Logger) errPrint(s string) {
-    // 记录调用回溯信息
-    status := l.btStatus.Val()
-    if status == -1 || status == 1 {
+    if l.btStatus.Val() == 1 {
         s = l.appendBacktrace(s)
     }
-    // 防止串日志情况，这里不使用stderr，而是使用stdout
+    // In matter of sequence, do not use stderr here, but use the same stdout.
     l.print(os.Stdout, s)
 }
 
-// 输出内容中添加回溯信息
+// appendBacktrace appends backtrace to the <s>.
 func (l *Logger) appendBacktrace(s string, skip...int) string {
     trace := l.GetBacktrace(skip...)
     if trace != "" {
@@ -298,17 +275,13 @@ func (l *Logger) appendBacktrace(s string, skip...int) string {
 }
 
 // PrintBacktrace prints the caller backtrace, 
-// the optional parameter <skip> specify the skipped backtraces offset from the end point.
-//
-// 直接打印回溯信息，参数skip表示调用端往上多少级开始回溯
+// the optional parameter <skip> specify the skipped backtrace offset from the end point.
 func (l *Logger) PrintBacktrace(skip...int) {
     l.Println(l.appendBacktrace("", skip...))
 }
 
 // GetBacktrace returns the caller backtrace content, 
-// the optional parameter <skip> specify the skipped backtraces offset from the end point.
-//
-// 获取文件调用回溯字符串，参数skip表示调用端往上多少级开始回溯
+// the optional parameter <skip> specify the skipped backtrace offset from the end point.
 func (l *Logger) GetBacktrace(skip...int) string {
     customSkip := 0
     if len(skip) > 0 {
@@ -507,8 +480,6 @@ func (l *Logger) Criticalfln(format string, v ...interface{}) {
 }
 
 // checkLevel checks whether the given <level> could be output.
-//
-// 判断给定level是否满足
 func (l *Logger) checkLevel(level int) bool {
     return l.level.Val() & level > 0
 }

g/os/glog/glog_logger_chaining.go

@@ -13,8 +13,6 @@ import (
 
 // To is a chaining function, 
 // which redirects current logging content output to the specified <writer>.
-// 
-// 链式操作，设置下一次写入日志内容的Writer
 func (l *Logger) To(writer io.Writer) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {
@@ -28,8 +26,6 @@ func (l *Logger) To(writer io.Writer) *Logger {
 
 // Path is a chaining function,
 // which sets the directory path to <path> for current logging content output.
-//
-// 链式操作，设置下一次输出的日志路径。
 func (l *Logger) Path(path string) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {
@@ -45,9 +41,7 @@ func (l *Logger) Path(path string) *Logger {
 
 // Cat is a chaining function, 
 // which sets the category to <category> for current logging content output.
-// 
-// 链式操作，设置下一次输出的日志分类(可以按照文件目录层级设置)，在当前logpath或者当前工作目录下创建category目录，
-// 这是一个链式操作，可以设置多个分类，将会创建层级的日志分类目录。
+// Param <category> can be hierarchical, eg: module/user.
 func (l *Logger) Cat(category string) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {
@@ -64,8 +58,6 @@ func (l *Logger) Cat(category string) *Logger {
 
 // File is a chaining function, 
 // which sets file name <pattern> for the current logging content output.
-//
-// 日志文件格式
 func (l *Logger) File(file string) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {
@@ -79,8 +71,6 @@ func (l *Logger) File(file string) *Logger {
 
 // Level is a chaining function, 
 // which sets logging level for the current logging content output.
-//
-// 设置日志打印等级
 func (l *Logger) Level(level int) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {
@@ -94,8 +84,6 @@ func (l *Logger) Level(level int) *Logger {
 
 // Backtrace is a chaining function, 
 // which sets backtrace options for the current logging content output .
-//
-// 设置文件调用回溯信息
 func (l *Logger) Backtrace(enabled bool, skip...int) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {
@@ -112,8 +100,6 @@ func (l *Logger) Backtrace(enabled bool, skip...int) *Logger {
 
 // StdPrint is a chaining function, 
 // which enables/disables stdout for the current logging content output.
-//
-// 是否允许在设置输出文件时同时也输出到终端
 func (l *Logger) StdPrint(enabled bool) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {
@@ -127,8 +113,6 @@ func (l *Logger) StdPrint(enabled bool) *Logger {
 
 // Header is a chaining function, 
 // which enables/disables log header for the current logging content output.
-//
-// 是否打印每行日志头信息(默认开启)
 func (l *Logger) Header(enabled bool) *Logger {
     logger := (*Logger)(nil)
     if l.pr == nil {

g/os/glog/glog_logger_writer.go

@@ -0,0 +1,18 @@
+// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package glog
+
+type Writer struct {
+	logger *Logger
+}
+
+// Write implements the io.Writer interface.
+// It just prints the content with header or level.
+func (w *Writer) Write(p []byte) (n int, err error) {
+	w.logger.Header(false).Print(string(p))
+	return len(p), nil
+}

g/os/gtime/gtime.go

@@ -147,11 +147,7 @@ func parseDateStr(s string) (year, month, day int) {
             return
         }
         year, _  = strconv.Atoi(array[2])
-        day, _   = strconv.Atoi(array[1])
-    }
-    // 年是否为缩写，如果是，那么需要补上前缀
-    if year < 100 {
-        year = int(time.Now().Year()/100)*100 + year
+        day, _   = strconv.Atoi(array[0])
     }
     return
 }
@@ -308,7 +304,7 @@ func FuncCost(f func()) int64 {
     return Nanosecond() - t
 }
 
-// 判断锁给字符串是否为数字
+// 判断所给字符串是否为数字
 func isNumeric(s string) bool {
     length := len(s)
     if length == 0 {

g/os/gtime/gtime_format.go

@@ -9,7 +9,8 @@ package gtime
 import (
     "bytes"
     "github.com/gogf/gf/g/text/gregex"
-    "strings"
+	"github.com/gogf/gf/g/text/gstr"
+	"strings"
 )
 
 var (
@@ -126,8 +127,8 @@ func (t *Time) Format(format string) string {
                     result := t.Time.Format(f)
                     // 有几个转换的符号需要特殊处理
                     switch runes[i] {
-                        case 'j': buffer.WriteString(strings.Replace(result, "=j=0", "", -1))
-                        case 'G': buffer.WriteString(strings.Replace(result, "=G=0", "", -1))
+                        case 'j': buffer.WriteString(gstr.ReplaceByArray(result, []string{"=j=0", "", "=j=", ""}))
+                        case 'G': buffer.WriteString(gstr.ReplaceByArray(result, []string{"=G=0", "", "=G=", ""}))
                         case 'u': buffer.WriteString(strings.Replace(result, "=u=.", "", -1))
                         default:
                             buffer.WriteString(result)