Make unsaved changes prompt more clear

Fixes #301

cmd/micro/actions.go

@@ -1008,7 +1008,7 @@ func (v *View) OpenFile(usePlugin bool) bool {
 		return false
 	}
 
-	if v.CanClose("Continue? (y,n,s) ", 'y', 'n', 's') {
+	if v.CanClose() {
 		filename, canceled := messenger.Prompt("File to open: ", "Open", FileCompletion)
 		if canceled {
 			return false
@@ -1308,7 +1308,7 @@ func (v *View) Quit(usePlugin bool) bool {
 	}
 
 	// Make sure not to quit if there are unsaved changes
-	if v.CanClose("Quit anyway? (y,n,s) ", 'y', 'n', 's') {
+	if v.CanClose() {
 		v.CloseBuffer()
 		if len(tabs[curTab].views) > 1 {
 			v.splitNode.Delete()
@@ -1354,7 +1354,7 @@ func (v *View) QuitAll(usePlugin bool) bool {
 	closeAll := true
 	for _, tab := range tabs {
 		for _, v := range tab.views {
-			if !v.CanClose("Quit anyway? (y,n,s) ", 'y', 'n', 's') {
+			if !v.CanClose() {
 				closeAll = false
 			}
 		}

cmd/micro/view.go

@@ -183,15 +183,15 @@ func (v *View) ScrollDown(n int) {
 // If there are unsaved changes, the user will be asked if the view can be closed
 // causing them to lose the unsaved changes
 // The message is what to print after saying "You have unsaved changes. "
-func (v *View) CanClose(msg string, responses ...rune) bool {
+func (v *View) CanClose() bool {
 	if v.Buf.IsModified {
-		char, canceled := messenger.LetterPrompt("You have unsaved changes. "+msg, responses...)
+		char, canceled := messenger.LetterPrompt("Save changes to "+v.Buf.Name+" before closing? (y,n,esc) ", 'y', 'n')
 		if !canceled {
 			if char == 'y' {
-				return true
-			} else if char == 's' {
 				v.Save(true)
 				return true
+			} else if char == 'n' {
+				return true
 			}
 		}
 	} else {
@@ -231,7 +231,7 @@ func (v *View) CloseBuffer() {
 
 // ReOpen reloads the current buffer
 func (v *View) ReOpen() {
-	if v.CanClose("Continue? (y,n,s) ", 'y', 'n', 's') {
+	if v.CanClose() {
 		screen.Clear()
 		v.Buf.ReOpen()
 		v.Relocate()