improve gjson/gparser/gcfg/gvar

g/encoding/gjson/gjson_api.go

@@ -43,6 +43,10 @@ func (j *Json) Get(pattern string, def ...interface{}) interface{} {
 	j.mu.RLock()
 	defer j.mu.RUnlock()
 
+	if pattern == "." {
+		pattern = ""
+	}
+
 	var result *interface{}
 	if j.vc {
 		result = j.getPointerByPattern(pattern)

g/encoding/gjson/gjson_func.go

@@ -1,63 +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 gjson
-
-//func MarshalOrdered(value interface{}) ([]byte, error) {
-//	buffer := bytes.NewBuffer(nil)
-//	rv     := reflect.ValueOf(value)
-//	kind   := rv.Kind()
-//	if kind == reflect.Ptr {
-//		rv   = rv.Elem()
-//		kind = rv.Kind()
-//	}
-//	switch kind {
-//		case reflect.Slice: fallthrough
-//		case reflect.Array:
-//			buffer.WriteByte('[')
-//			length := rv.Len()
-//			for i := 0; i < length; i++ {
-//				if p, err := MarshalOrdered(rv.Index(i).Interface()); err != nil {
-//					return nil, err
-//				} else {
-//					buffer.Write(p)
-//					if i < length - 1 {
-//						buffer.WriteByte(',')
-//					}
-//				}
-//			}
-//			buffer.WriteByte(']')
-//		case reflect.Map: fallthrough
-//		case reflect.Struct:
-//			m     := gconv.Map(value, "json")
-//			keys  := make([]string, len(m))
-//			index := 0
-//			for key := range m {
-//				keys[index] = key
-//				index++
-//			}
-//			sort.Strings(keys)
-//			buffer.WriteByte('{')
-//			for i, key := range keys {
-//				if p, err := MarshalOrdered(m[key]); err != nil {
-//					return nil, err
-//				} else {
-//					buffer.WriteString(fmt.Sprintf(`"%s":%s`, key, string(p)))
-//					if i < index - 1 {
-//						buffer.WriteByte(',')
-//					}
-//				}
-//			}
-//			buffer.WriteByte('}')
-//		default:
-//			if p, err := json.Marshal(value); err != nil {
-//				return nil, err
-//			} else {
-//				buffer.Write(p)
-//			}
-//	}
-//	return buffer.Bytes(), nil
-//}