diff --git a/encoding/gjson/gjson_z_example_conversion_test.go b/encoding/gjson/gjson_z_example_conversion_test.go
index c55d9c409..d2f4bdd9f 100644
--- a/encoding/gjson/gjson_z_example_conversion_test.go
+++ b/encoding/gjson/gjson_z_example_conversion_test.go
@@ -19,6 +19,7 @@ func Example_conversionNormalFormats() {
             "array" : ["John", "Ming"]
         }
     }`
+
 	if j, err := gjson.DecodeToJson(data); err != nil {
 		panic(err)
 	} else {
@@ -48,8 +49,8 @@ func Example_conversionNormalFormats() {
 	// YAML:
 	// users:
 	//     array:
-	//       - John
-	//       - Ming
+	//         - John
+	//         - Ming
 	//     count: 1
 	//
 	// ======================
diff --git a/go.mod b/go.mod
index d07ddc00e..19fc61f7f 100644
--- a/go.mod
+++ b/go.mod
@@ -5,24 +5,17 @@ go 1.14
 require (
 	github.com/BurntSushi/toml v0.3.1
 	github.com/clbanning/mxj v1.8.5-0.20200714211355-ff02cfb8ea28
-	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/fatih/color v1.12.0
 	github.com/fsnotify/fsnotify v1.4.9
 	github.com/gogf/mysql v1.6.1-0.20210603073548-16164ae25579
 	github.com/gomodule/redigo v2.0.0+incompatible
 	github.com/gorilla/websocket v1.4.2
 	github.com/grokify/html-strip-tags-go v0.0.0-20190921062105-daaa06bf1aaf
-	github.com/kr/text v0.2.0 // indirect
-	github.com/mattn/go-runewidth v0.0.10 // indirect
-	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
 	github.com/olekukonko/tablewriter v0.0.5
 	go.opentelemetry.io/otel v1.0.0-RC2
 	go.opentelemetry.io/otel/oteltest v1.0.0-RC2
 	go.opentelemetry.io/otel/trace v1.0.0-RC2
 	golang.org/x/net v0.0.0-20210520170846-37e1c6afe023
-	golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 // indirect
 	golang.org/x/text v0.3.6
-	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
-	gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f // indirect
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 )
diff --git a/net/ghttp/ghttp.go b/net/ghttp/ghttp.go
index 3c539cbb5..f4f55c34b 100644
--- a/net/ghttp/ghttp.go
+++ b/net/ghttp/ghttp.go
@@ -23,12 +23,12 @@ type (
 	Server struct {
 		name             string                           // Unique name for instance management.
 		config           ServerConfig                     // Configuration.
-		plugins          []Plugin                         // Plugin array to extends server functionality.
+		plugins          []Plugin                         // Plugin array to extend server functionality.
 		servers          []*gracefulServer                // Underlying http.Server array.
 		serverCount      *gtype.Int                       // Underlying http.Server count.
 		closeChan        chan struct{}                    // Used for underlying server closing event notification.
 		serveTree        map[string]interface{}           // The route map tree.
-		serveCache       *gcache.Cache                    // Server cache for internal usage.
+		serveCache       *gcache.Cache                    // Server caches for internal usage.
 		routesMap        map[string][]registeredRouteItem // Route map mainly for route dumps and repeated route checks.
 		statusHandlerMap map[string][]HandlerFunc         // Custom status handler map.
 		sessionManager   *gsession.Manager                // Session manager.
@@ -142,7 +142,7 @@ var (
 	serverMapping = gmap.NewStrAnyMap(true)
 
 	// serverRunning marks the running server count.
-	// If there no successful server running or all servers shutdown, this value is 0.
+	// If there is no successful server running or all servers' shutdown, this value is 0.
 	serverRunning = gtype.NewInt()
 
 	// wsUpGrader is the default up-grader configuration for websocket.