return actual value from subcommand

apiapp.go

@@ -542,7 +542,7 @@ func init() {
 	cmdApiapp.Flag.Var(&conn, "conn", "connection string used by the driver to connect to a database instance")
 }
 
-func createapi(cmd *Command, args []string) {
+func createapi(cmd *Command, args []string) int {
 	curpath, _ := os.Getwd()
 	if len(args) > 1 {
 		cmd.Flag.Parse(args[1:])
@@ -621,6 +621,7 @@ func createapi(cmd *Command, args []string) {
 		writetofile(path.Join(apppath, "main.go"),
 			strings.Replace(apiMaingo, "{{.Appname}}", packpath, -1))
 	}
+  return 0
 }
 
 func checkEnv(appname string) (apppath, packpath string, err error) {

autorouter.go

@@ -44,8 +44,9 @@ func init() {
 	cmdRouter.Run = autoRouter
 }
 
-func autoRouter(cmd *Command, args []string) {
+func autoRouter(cmd *Command, args []string) int {
 	fmt.Println("[INFO] Starting auto-generating routers...")
+	return 0
 }
 
 // getControllerInfo returns controllers that embeded "beego.controller"

bale.go

@@ -43,7 +43,7 @@ func init() {
 	cmdBale.Run = runBale
 }
 
-func runBale(cmd *Command, args []string) {
+func runBale(cmd *Command, args []string) int {
 	err := loadConfig()
 	if err != nil {
 		ColorLog("[ERRO] Fail to parse bee.json[ %s ]\n", err)
@@ -82,6 +82,7 @@ func runBale(cmd *Command, args []string) {
 	}
 
 	ColorLog("[SUCC] Baled resources successfully!\n")
+	return 0
 }
 
 const (

bee.go

@@ -30,7 +30,7 @@ const version = "1.2.1"
 type Command struct {
 	// Run runs the command.
 	// The args are the arguments after the command name.
-	Run func(cmd *Command, args []string)
+	Run func(cmd *Command, args []string) int
 
 	// UsageLine is the one-line usage message.
 	// The first word in the line is taken to be the command name.
@@ -110,8 +110,7 @@ func main() {
 				cmd.Flag.Parse(args[1:])
 				args = cmd.Flag.Args()
 			}
-			cmd.Run(cmd, args)
-			os.Exit(2)
+			os.Exit(cmd.Run(cmd, args))
 			return
 		}
 	}

g.go

@@ -69,7 +69,7 @@ func init() {
 	cmdGenerate.Flag.Var(&fields, "fields", "specify the fields want to generate.")
 }
 
-func generateCode(cmd *Command, args []string) {
+func generateCode(cmd *Command, args []string) int {
 	curpath, _ := os.Getwd()
 	if len(args) < 1 {
 		ColorLog("[ERRO] command is missing\n")
@@ -193,4 +193,5 @@ func generateCode(cmd *Command, args []string) {
 		ColorLog("[ERRO] command is missing\n")
 	}
 	ColorLog("[SUCC] generate successfully created!\n")
+	return 0
 }

migrate.go

@@ -61,7 +61,7 @@ func init() {
 }
 
 // runMigration is the entry point for starting a migration
-func runMigration(cmd *Command, args []string) {
+func runMigration(cmd *Command, args []string) int {
 	crupath, _ := os.Getwd()
 
 	gopath := os.Getenv("GOPATH")
@@ -117,6 +117,7 @@ func runMigration(cmd *Command, args []string) {
 		}
 	}
 	ColorLog("[SUCC] Migration successful!\n")
+	return 0
 }
 
 // migrateUpdate does the schema update

new.go

@@ -55,7 +55,7 @@ func init() {
 	cmdNew.Run = createApp
 }
 
-func createApp(cmd *Command, args []string) {
+func createApp(cmd *Command, args []string) int {
 	curpath, _ := os.Getwd()
 	if len(args) != 1 {
 		ColorLog("[ERRO] Argument [appname] is missing\n")
@@ -139,6 +139,7 @@ func createApp(cmd *Command, args []string) {
 	writetofile(path.Join(apppath, "main.go"), strings.Replace(maingo, "{{.Appname}}", strings.Join(strings.Split(apppath[len(appsrcpath)+1:], string(path.Separator)), "/"), -1))
 
 	ColorLog("[SUCC] New application successfully created!\n")
+	return 0
 }
 
 var appconf = `appname = {{.Appname}}

pack.go

@@ -469,7 +469,7 @@ func isBeegoProject(thePath string) bool {
 	return false
 }
 
-func packApp(cmd *Command, args []string) {
+func packApp(cmd *Command, args []string) int {
 	curPath, _ := os.Getwd()
 	thePath := ""
 
@@ -624,4 +624,5 @@ func packApp(cmd *Command, args []string) {
 	}
 
 	fmt.Printf("file write to `%s`\n", outputP)
+	return 0
 }

run.go

@@ -58,7 +58,7 @@ func init() {
 
 var appname string
 
-func runApp(cmd *Command, args []string) {
+func runApp(cmd *Command, args []string) int {
 	exit := make(chan bool)
 	crupath, _ := os.Getwd()
 
@@ -119,6 +119,7 @@ func runApp(cmd *Command, args []string) {
 			runtime.Goexit()
 		}
 	}
+	return 0
 }
 
 func readAppDirectories(directory string, paths *[]string) {

rundocs.go

@@ -57,7 +57,7 @@ func init() {
 	cmdRundocs.Flag.Var(&docport, "docport", "doc server port")
 }
 
-func runDocs(cmd *Command, args []string) {
+func runDocs(cmd *Command, args []string) int {
 	if isDownload == "true" {
 		downloadFromUrl(swaggerlink, "swagger.zip")
 		err := unzipAndDelete("swagger.zip", "swagger")
@@ -74,6 +74,7 @@ func runDocs(cmd *Command, args []string) {
 	}
 	fmt.Println("start the docs server on: http://127.0.0.1:" + docport)
 	log.Fatal(http.ListenAndServe(":"+string(docport), http.FileServer(http.Dir("swagger"))))
+	return 0
 }
 
 func downloadFromUrl(url, fileName string) {

test.go

@@ -49,7 +49,7 @@ func pathExists(path string) bool {
 
 var started = make(chan bool)
 
-func testApp(cmd *Command, args []string) {
+func testApp(cmd *Command, args []string) int {
 	if len(args) != 1 {
 		ColorLog("[ERRO] Cannot start running[ %s ]\n",
 			"argument 'appname' is missing")
@@ -73,6 +73,7 @@ func testApp(cmd *Command, args []string) {
 			runTest()
 		}
 	}
+	return 0
 }
 
 func runTest() {

version.go

@@ -27,7 +27,7 @@ func init() {
 	cmdVersion.Run = versionCmd
 }
 
-func versionCmd(cmd *Command, args []string) {
+func versionCmd(cmd *Command, args []string) int {
 	fmt.Println("bee   :" + version)
 	fmt.Println("beego :" + getbeegoVersion())
 	//fmt.Println("Go    :" + runtime.Version())
@@ -36,6 +36,7 @@ func versionCmd(cmd *Command, args []string) {
 		log.Fatal(err)
 	}
 	fmt.Println("Go    :" + string(goversion))
+	return 0
 }
 
 func getbeegoVersion() string {