# protofmt 修改自 [https://github.com/emicklei/proto-contrib](https://github.com/emicklei/proto-contrib) ## 使用 ```go package main import ( "bytes" "os" "github.com/emicklei/proto" "gitter.top/common/protofmt" ) func main() { def, err := os.ReadFile("testdata.proto") if err != nil { // do something } parser := proto.NewParser(bytes.NewReader(def)) parse, err := parser.Parse() if err != nil { // do something } var buf = new(bytes.Buffer) protofmt.NewFormatter(buf, " ").Format(parse) err = os.WriteFile("testdata.proto", buf.Bytes(), os.ModePerm) if err != nil { // do something } } ```