fix command run path bug (#52)

* rebase upstream

* rebase

* trim no need line

* trim no need line

* trim no need line

* optimized go path logic

Co-authored-by: kingxt <dream4kingxt@163.com>

tools/goctl/rpc/execx/execx.go

@@ -8,7 +8,7 @@ import (
 	"runtime"
 )
 
-func Run(arg string) (string, error) {
+func Run(arg string, dir string) (string, error) {
 	goos := runtime.GOOS
 	var cmd *exec.Cmd
 	switch goos {
@@ -19,7 +19,9 @@ func Run(arg string) (string, error) {
 	default:
 		return "", fmt.Errorf("unexpected os: %v", goos)
 	}
-
+	if len(dir) > 0 {
+		cmd.Dir = dir
+	}
 	dtsout := new(bytes.Buffer)
 	stderr := new(bytes.Buffer)
 	cmd.Stdout = dtsout

tools/goctl/rpc/gen/gencall.go

@@ -169,7 +169,7 @@ func (g *defaultRpcGenerator) genCall() error {
 	// if mockgen is already installed, it will generate code of gomock for shared files
 	_, err = exec.LookPath("mockgen")
 	if mockGenInstalled {
-		execx.Run(fmt.Sprintf("go generate %s", filename))
+		execx.Run(fmt.Sprintf("go generate %s", filename), "")
 	}
 
 	return nil

tools/goctl/rpc/gen/genpb.go

@@ -74,7 +74,7 @@ func (g *defaultRpcGenerator) genPb() error {
 func (g *defaultRpcGenerator) protocGenGo(target string) error {
 	src := filepath.Dir(g.Ctx.ProtoFileSrc)
 	sh := fmt.Sprintf(`protoc -I=%s --go_out=plugins=grpc:%s %s`, src, target, g.Ctx.ProtoFileSrc)
-	stdout, err := execx.Run(sh)
+	stdout, err := execx.Run(sh, "")
 	if err != nil {
 		return err
 	}