lint code

mode.go

@@ -5,7 +5,6 @@
 package gin
 
 import (
-	"io"
 	"os"
 
 	"github.com/gin-gonic/gin/binding"
@@ -31,11 +30,11 @@ const (
 // To support coloring in Windows use:
 // 		import "github.com/mattn/go-colorable"
 // 		gin.DefaultWriter = colorable.NewColorableStdout()
-var DefaultWriter io.Writer = os.Stdout
-var DefaultErrorWriter io.Writer = os.Stderr
+var DefaultWriter = os.Stdout
+var DefaultErrorWriter = os.Stderr
 
-var ginMode int = debugCode
-var modeName string = DebugMode
+var ginMode = debugCode
+var modeName = DebugMode
 
 func init() {
 	mode := os.Getenv(ENV_GIN_MODE)