support rebinding confirm/newline keys in editor

docs/Config.md

@@ -111,6 +111,8 @@ Default path for the config file:
       diffingMenu: 'W'
       diffingMenu-alt: '<c-e>' # deprecated
       copyToClipboard: '<c-o>'
+      submitEditorText: '<enter>'
+      appendNewline: '<tab>'
     status:
       checkForUpdate: 'u'
       recentRepos: '<enter>'

pkg/commands/commits.go

@@ -22,7 +22,13 @@ func (c *GitCommand) ResetToCommit(sha string, strength string, options oscomman
 
 // Commit commits to git
 func (c *GitCommand) Commit(message string, flags string) (*exec.Cmd, error) {
-	command := fmt.Sprintf("git commit %s -m %s", flags, strconv.Quote(message))
+	splitMessage := strings.Split(message, "\n")
+	lineArgs := ""
+	for _, line := range splitMessage {
+		lineArgs += fmt.Sprintf(" -m %s", strconv.Quote(line))
+	}
+
+	command := fmt.Sprintf("git commit %s%s", flags, lineArgs)
 	if c.usingGpg() {
 		return c.OSCommand.ShellCommandFromString(command), nil
 	}

pkg/config/user_config.go

@@ -144,6 +144,8 @@ type KeybindingUniversalConfig struct {
 	DiffingMenu                  string `yaml:"diffingMenu"`
 	DiffingMenuAlt               string `yaml:"diffingMenu-alt"`
 	CopyToClipboard              string `yaml:"copyToClipboard"`
+	SubmitEditorText             string `yaml:"submitEditorText"`
+	AppendNewline                string `yaml:"appendNewline"`
 }
 
 type KeybindingStatusConfig struct {
@@ -360,6 +362,8 @@ func GetDefaultConfig() *UserConfig {
 				DiffingMenu:                  "W",
 				DiffingMenuAlt:               "<c-e>",
 				CopyToClipboard:              "<c-o>",
+				SubmitEditorText:             "<enter>",
+				AppendNewline:                "<tab>",
 			},
 			Status: KeybindingStatusConfig{
 				CheckForUpdate: "u",

pkg/gui/commit_message_panel.go

@@ -83,6 +83,11 @@ func (gui *Gui) RenderCommitLength() {
 // we've just copy+pasted the editor from gocui to here so that we can also re-
 // render the commit message length on each keypress
 func (gui *Gui) commitMessageEditor(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
+	newlineKey, ok := gui.getKey(gui.Config.GetUserConfig().Keybinding.Universal.AppendNewline).(gocui.Key)
+	if !ok {
+		newlineKey = gocui.KeyTab
+	}
+
 	switch {
 	case key == gocui.KeyBackspace || key == gocui.KeyBackspace2:
 		v.EditDelete(true)
@@ -96,7 +101,7 @@ func (gui *Gui) commitMessageEditor(v *gocui.View, key gocui.Key, ch rune, mod g
 		v.MoveCursor(-1, 0, false)
 	case key == gocui.KeyArrowRight:
 		v.MoveCursor(1, 0, false)
-	case key == gocui.KeyTab:
+	case key == newlineKey:
 		v.EditNewLine()
 	case key == gocui.KeySpace:
 		v.EditWrite(' ')

pkg/gui/keybindings.go

@@ -971,7 +971,7 @@ func (gui *Gui) GetInitialKeybindings() []*Binding {
 		},
 		{
 			ViewName: "commitMessage",
-			Key:      gui.getKey(config.Universal.Confirm),
+			Key:      gui.getKey(config.Universal.SubmitEditorText),
 			Modifier: gocui.ModNone,
 			Handler:  gui.handleCommitConfirm,
 		},