grouped variable declarations

run.go

@@ -15,12 +15,12 @@
 package main
 
 import (
+	"fmt"
 	"io/ioutil"
 	"os"
 	path "path/filepath"
 	"runtime"
 	"strings"
-	"fmt"
 )
 
 var cmdRun = &Command{
@@ -33,16 +33,21 @@ it will recompile and restart the app after any modifications.
 `,
 }
 
-var mainFiles ListOpts
-
-var downdoc docValue
-var gendoc docValue
-
-// The flags list of the paths excluded from watching
-var excludedPaths strFlags
-
-// Pass through to -tags arg of "go build"
-var buildTags string
+var (
+	mainFiles ListOpts
+	downdoc   docValue
+	gendoc    docValue
+	// The flags list of the paths excluded from watching
+	excludedPaths strFlags
+	// Pass through to -tags arg of "go build"
+	buildTags string
+	// Application path
+	currpath string
+	// Application name
+	appname string
+	// Channel to signal an Exit
+	exit chan bool
+)
 
 func init() {
 	cmdRun.Run = runApp
@@ -51,14 +56,9 @@ func init() {
 	cmdRun.Flag.Var(&downdoc, "downdoc", "Auto download Swagger file when does not exist")
 	cmdRun.Flag.Var(&excludedPaths, "e", "Excluded paths[].")
 	cmdRun.Flag.StringVar(&buildTags, "tags", "", "Build tags (https://golang.org/pkg/go/build/)")
+	exit = make(chan bool)
 }
 
-var (
-	currpath 	= ""
-	appname		= ""
-	exit 		= make(chan bool)
-)
-
 func runApp(cmd *Command, args []string) int {
 	ShowShortVersionBanner()