Check if there is any commit to amend and use 'A' instead of 'M' as shortcut.

pkg/commands/git.go

@@ -317,9 +317,9 @@ func (c *GitCommand) usingGpg() bool {
 func (c *GitCommand) Commit(message string, amend bool) (*exec.Cmd, error) {
 	amendParam := ""
 	if amend {
-		amendParam = "--amend "
+		amendParam = "--amend"
 	}
-	command := fmt.Sprintf("git commit %s-m %s", amendParam, c.OSCommand.Quote(message))
+	command := fmt.Sprintf("git commit %s -m %s", amendParam, c.OSCommand.Quote(message))
 	if c.usingGpg() {
 		return c.OSCommand.PrepareSubProcess(c.OSCommand.Platform.shell, c.OSCommand.Platform.shellArg, command), nil
 	}

pkg/gui/files_panel.go

@@ -217,6 +217,11 @@ func (gui *Gui) handleAmendCommitPress(g *gocui.Gui, filesView *gocui.View) erro
 	}
 	title := strings.Title(gui.Tr.SLocalize("AmendLastCommit"))
 	question := gui.Tr.SLocalize("SureToAmend")
+
+	if len(gui.State.Commits) == 0 {
+		return gui.createErrorPanel(g, gui.Tr.SLocalize("NoCommitToAmend"))
+	}
+
 	return gui.createConfirmationPanel(g, filesView, title, question, func(g *gocui.Gui, v *gocui.View) error {
 		lastCommitMsg := gui.State.Commits[0].Name
 		_, err := gui.GitCommand.Commit(lastCommitMsg, true)

pkg/gui/keybindings.go

@@ -127,7 +127,7 @@ func (gui *Gui) GetKeybindings() []*Binding {
 			Description: gui.Tr.SLocalize("CommitChanges"),
 		}, {
 			ViewName:    "files",
-			Key:         'M',
+			Key:         'A',
 			Modifier:    gocui.ModNone,
 			Handler:     gui.handleAmendCommitPress,
 			Description: gui.Tr.SLocalize("AmendLastCommit"),
@@ -188,7 +188,7 @@ func (gui *Gui) GetKeybindings() []*Binding {
 			Description: gui.Tr.SLocalize("stashFiles"),
 		}, {
 			ViewName:    "files",
-			Key:         'A',
+			Key:         'M',
 			Modifier:    gocui.ModNone,
 			Handler:     gui.handleAbortMerge,
 			Description: gui.Tr.SLocalize("abortMerge"),

pkg/i18n/dutch.go

@@ -40,6 +40,9 @@ func addDutch(i18nObject *i18n.Bundle) error {
 		}, &i18n.Message{
 			ID:    "SureToAmend",
 			Other: "Weet je zeker dat je de laatste commit wilt wijzigen? U kunt het commit-bericht wijzigen vanuit het commits-paneel.",
+		}, &i18n.Message{
+			ID:    "NoCommitToAmend",
+			Other: "Er is geen verplichting om te wijzigen.",
 		}, &i18n.Message{
 			ID:    "CommitChangesWithEditor",
 			Other: "commit Veranderingen met de git editor",

pkg/i18n/english.go

@@ -48,6 +48,9 @@ func addEnglish(i18nObject *i18n.Bundle) error {
 		}, &i18n.Message{
 			ID:    "SureToAmend",
 			Other: "Are you sure you want to amend last commit? You can change commit message from commits panel.",
+		}, &i18n.Message{
+			ID:    "NoCommitToAmend",
+			Other: "There's no commit to amend.",
 		}, &i18n.Message{
 			ID:    "CommitChangesWithEditor",
 			Other: "commit changes using git editor",

pkg/i18n/polish.go

@@ -38,6 +38,9 @@ func addPolish(i18nObject *i18n.Bundle) error {
 		}, &i18n.Message{
 			ID:    "SureToAmend",
 			Other: "Czy na pewno chcesz zmienić ostatnie zatwierdzenie? Możesz zmienić komunikat zatwierdzenia z panelu zatwierdzeń.",
+		}, &i18n.Message{
+			ID:    "NoCommitToAmend",
+			Other: "Nie ma zobowiązania do zmiany.",
 		}, &i18n.Message{
 			ID:    "CommitChangesWithEditor",
 			Other: "commituj zmiany używając edytora z gita",