add function LoadContentType for package gjson

encoding/gjson/gjson_api_new_load.go

@@ -189,14 +189,22 @@ func LoadContent(data interface{}, safe ...bool) (*Json, error) {
 	if len(content) == 0 {
 		return New(nil, safe...), nil
 	}
+	return LoadContentType(checkDataType(content), content, safe...)
+}
 
+// LoadContentType creates a Json object from given type and content,
+// supporting data content type as follows:
+// JSON, XML, INI, YAML and TOML.
+func LoadContentType(dataType string, data interface{}, safe ...bool) (*Json, error) {
+	content := gconv.Bytes(data)
+	if len(content) == 0 {
+		return New(nil, safe...), nil
+	}
 	//ignore UTF8-BOM
 	if content[0] == 0xEF && content[1] == 0xBB && content[2] == 0xBF {
 		content = content[3:]
 	}
-
-	return doLoadContent(checkDataType(content), content, safe...)
-
+	return doLoadContent(dataType, content, safe...)
 }
 
 // checkDataType automatically checks and returns the data type for <content>.

os/gcfg/gcfg.go

@@ -113,8 +113,10 @@ func (c *Config) filePath(file ...string) (path string) {
 // The parameter <path> can be absolute or relative path,
 // but absolute path is strongly recommended.
 func (c *Config) SetPath(path string) error {
-	isDir := false
-	realPath := ""
+	var (
+		isDir    = false
+		realPath = ""
+	)
 	if file := gres.Get(path); file != nil {
 		realPath = path
 		isDir = file.FileInfo().IsDir()