Add option to save and quit

Fixes #40

cmd/micro/command.go

@@ -117,7 +117,7 @@ func HandleCommand(input string, view *View) {
 	case "set":
 		SetOption(view, args)
 	case "quit":
-		if view.CanClose("Quit anyway? ") {
+		if view.CanClose("Quit anyway? (yes, no, save) ") {
 			screen.Fini()
 			os.Exit(0)
 		}

cmd/micro/micro.go

@@ -192,7 +192,7 @@ func main() {
 				switch e.Key() {
 				case tcell.KeyCtrlQ:
 					// Make sure not to quit if there are unsaved changes
-					if view.CanClose("Quit anyway? ") {
+					if view.CanClose("Quit anyway? (yes, no, save) ") {
 						screen.Fini()
 						os.Exit(0)
 					}

cmd/micro/view.go

@@ -196,6 +196,9 @@ func (v *View) CanClose(msg string) bool {
 		if !canceled {
 			if strings.ToLower(quit) == "yes" || strings.ToLower(quit) == "y" {
 				return true
+			} else if strings.ToLower(quit) == "save" || strings.ToLower(quit) == "s" {
+				v.Save()
+				return true
 			}
 		}
 	} else {
@@ -276,7 +279,7 @@ func (v *View) SelectAll() {
 // OpenFile opens a new file in the current view
 // It makes sure that the current buffer can be closed first (unsaved changes)
 func (v *View) OpenFile() {
-	if v.CanClose("Continue? ") {
+	if v.CanClose("Continue? (yes, no, save) ") {
 		filename, canceled := messenger.Prompt("File to open: ")
 		if canceled {
 			return