feature: refactor api parse to g4 (#365)

* feature: refactor api parse to g4

* new g4 parser

* add CHANGE_LOG.MD

* refactor

* fix byte bug

* refactor

* optimized

* optimized

* revert

* update readme.md

* update readme.md

* update readme.md

* update readme.md

* remove no need

* fix java gen

* add upgrade

* resolve confilits

Co-authored-by: anqiansong <anqiansong@xiaoheiban.cn>

tools/goctl/api/validate/validate.go

@@ -16,11 +16,7 @@ func GoValidateApi(c *cli.Context) error {
 		return errors.New("missing -api")
 	}
 
-	p, err := parser.NewParser(apiFile)
-	if err != nil {
-		return err
-	}
-	_, err = p.Parse()
+	_, err := parser.Parse(apiFile)
 	if err == nil {
 		fmt.Println(aurora.Green("api format ok"))
 	}