fix(modes): reset terminal title on /clear

Extract resetSessionTitleLocked and reuse it for /clear, /cd session resets, and fresh branches so the next real prompt generates a new title.

commit: 6acf8ba24d4b73936dc6f1ce2c120067281a6c4d
author: brice · 2d ago · 2026-10-20 05:14 UTC
parent: a9d674e
signature: GPG VerifiedCD88F9E564E0102646FB6077A1A07C7C7C3E349D · arch-gpg Verified for the committer email
checks: 0/3

4 files · +45 -11

M packages/agent/modes/interactive_commands.go +5 -0


@@ -254,11 +254,16 @@ func (i *Interactive) runSlash(ctx context.Context, cmd string) (done bool) {
254	254		i.planTotal = 0
255	255		i.planRevision++
256	256		handoff, persistHandoff := i.resetCompactContinuationLocked()
	257	+	// A cleared conversation starts over with a fresh terminal title.
	258	+	titleCancel := i.resetSessionTitleLocked()
257	259		i.view.InvalidateRenderCache()
258	260		// A cleared conversation gets its pinned skills again.
259	261		i.armSkillPinsLocked(pinFetch)
260	262		i.mu.Unlock()
261	263		pinDone()
	264	+	if titleCancel != nil {
	265	+	titleCancel()
	266	+	}
262	267		if persistHandoff {
263	268		i.persistCompactHandoff(handoff)
264	269		}


@@ -254,11 +254,16 @@ func (i *Interactive) runSlash(ctx context.Context, cmd string) (done bool) {
254	i.planTotal = 0	254		i.planTotal = 0
255	i.planRevision++	255		i.planRevision++
256	handoff, persistHandoff := i.resetCompactContinuationLocked()	256		handoff, persistHandoff := i.resetCompactContinuationLocked()
		257	+	// A cleared conversation starts over with a fresh terminal title.
		258	+	titleCancel := i.resetSessionTitleLocked()
257	i.view.InvalidateRenderCache()	259		i.view.InvalidateRenderCache()
258	// A cleared conversation gets its pinned skills again.	260		// A cleared conversation gets its pinned skills again.
259	i.armSkillPinsLocked(pinFetch)	261		i.armSkillPinsLocked(pinFetch)
260	i.mu.Unlock()	262		i.mu.Unlock()
261	pinDone()	263		pinDone()
		264	+	if titleCancel != nil {
		265	+	titleCancel()
		266	+	}
262	if persistHandoff {	267		if persistHandoff {
263	i.persistCompactHandoff(handoff)	268		i.persistCompactHandoff(handoff)
264	}	269		}

M packages/agent/modes/interactive_host.go +1 -7


@@ -203,13 +203,7 @@ func (i Interactive) applyChangedCWD(ag core.Agent, provider, model, cwd strin
203	203		i.cfg.Provider = provider
204	204		i.cfg.Model = model
205	205		i.cfg.detachMismatchedModelProfile()
206		-	titleCancel := i.titleCancel
207		-	i.titleCancel = nil
208		-	i.titleVersion++
209		-	i.sessionTitle = ""
210		-	i.titleRealPromptSeen = false
211		-	i.titleGenerationStarted = false
212		-	i.writeTerminalTitleLocked("")
	206	+	titleCancel := i.resetSessionTitleLocked()
213	207		i.toolCalls = map[string]*tui.ToolCallView{}
214	208		i.toolOrder = nil
215	209		i.stream.Reset()

 	i.cfg.Provider = provider
 	i.cfg.Model = model
 	i.cfg.detachMismatchedModelProfile()
-	titleCancel := i.titleCancel
+	titleCancel := i.resetSessionTitleLocked()
-	i.titleCancel = nil
-	i.titleVersion++
-	i.sessionTitle = ""
-	i.titleRealPromptSeen = false
-	i.titleGenerationStarted = false
-	i.writeTerminalTitleLocked("")
 	i.toolCalls = map[string]*tui.ToolCallView{}
 	i.toolOrder = nil
 	i.stream.Reset()

M packages/agent/modes/session_title.go +12 -4


@@ -211,6 +211,17 @@ func (i *Interactive) restoreFailedSessionTitle() {
211	211
212	212		func (i *Interactive) resetSessionTitleForFreshBranch() {
213	213		i.mu.Lock()
	214	+	cancel := i.resetSessionTitleLocked()
	215	+	i.mu.Unlock()
	216	+	if cancel != nil {
	217	+	cancel()
	218	+	}
	219	+	}
	220	+
	221	+	// resetSessionTitleLocked drops the current title, shows the neutral terminal
	222	+	// title, and lets the next real prompt generate a new one. Callers hold i.mu
	223	+	// and must call the returned cancel func (if any) after unlocking.
	224	+	func (i *Interactive) resetSessionTitleLocked() context.CancelFunc {
214	225		cancel := i.titleCancel
215	226		i.titleCancel = nil
216	227		i.titleVersion++

@@ -219,10 +230,7 @@ func (i *Interactive) resetSessionTitleForFreshBranch() {
219	230		i.titleGenerationStarted = false
220	231		i.firstRealPrompt = ""
221	232		i.writeTerminalTitleLocked("")
222		-	i.mu.Unlock()
223		-	if cancel != nil {
224		-	cancel()
225		-	}
	233	+	return cancel
226	234		}
227	235
228	236		func (i *Interactive) agentMessagesLocked() []provider.Message {

 func (i *Interactive) resetSessionTitleForFreshBranch() {
 	i.mu.Lock()
+	cancel := i.resetSessionTitleLocked()
+	i.mu.Unlock()
+	if cancel != nil {
+		cancel()
+	}
+}
+// resetSessionTitleLocked drops the current title, shows the neutral terminal
+// title, and lets the next real prompt generate a new one. Callers hold i.mu
+// and must call the returned cancel func (if any) after unlocking.
+func (i *Interactive) resetSessionTitleLocked() context.CancelFunc {
 	cancel := i.titleCancel
 	i.titleCancel = nil
 	i.titleVersion++
 	i.titleGenerationStarted = false
 	i.firstRealPrompt = ""
 	i.writeTerminalTitleLocked("")
-	i.mu.Unlock()
+	return cancel
-	if cancel != nil {
-		cancel()
-	}
 }
 func (i *Interactive) agentMessagesLocked() []provider.Message {

M packages/agent/modes/session_title_test.go +27 -0


@@ -128,6 +128,33 @@ func TestFirstRealPromptSetsAndPersistsTerminalTitle(t *testing.T) {
128	128		}
129	129		}
130	130
	131	+	func TestClearResetsTerminalTitleAndRegeneratesOnNextPrompt(t *testing.T) {
	132	+	term := &alertTestTerminal{}
	133	+	client := &interactiveTitleClient{title: "Fix login retries"}
	134	+	ag := core.NewAgent(client, "test-model", "", nil)
	135	+	i := NewInteractive(InteractiveConfig{Agent: ag, Terminal: term})
	136	+	i.markInteractiveStarted()
	137	+
	138	+	i.Submit("Please fix login retries")
	139	+	waitInteractiveIdle(t, i)
	140	+	waitInteractiveTitle(t, i, "Fix login retries")
	141	+
	142	+	i.runSlash(context.Background(), "/clear")
	143	+	if got := term.String(); !strings.HasSuffix(got, "\x1b]0;zut\x07") {
	144	+	t.Fatalf("terminal title output after /clear = %q, want neutral title last", got)
	145	+	}
	146	+
	147	+	client.mu.Lock()
	148	+	client.title = "Add dark theme"
	149	+	client.mu.Unlock()
	150	+	i.Submit("Please add a dark theme")
	151	+	waitInteractiveIdle(t, i)
	152	+	waitInteractiveTitle(t, i, "Add dark theme")
	153	+	if got := term.String(); !strings.HasSuffix(got, "\x1b]0;zut: Add dark theme\x07") {
	154	+	t.Fatalf("terminal title output = %q, want new title last", got)
	155	+	}
	156	+	}
	157	+
131	158		func TestTitleFailureFallsBackWithoutFailingMainTurn(t *testing.T) {
132	159		term := &alertTestTerminal{}
133	160		client := &interactiveTitleClient{titleErr: errors.New("title provider unavailable")}


@@ -128,6 +128,33 @@ func TestFirstRealPromptSetsAndPersistsTerminalTitle(t *testing.T) {
128	}	128		}
129	}	129		}
130		130
		131	+	func TestClearResetsTerminalTitleAndRegeneratesOnNextPrompt(t *testing.T) {
		132	+	term := &alertTestTerminal{}
		133	+	client := &interactiveTitleClient{title: "Fix login retries"}
		134	+	ag := core.NewAgent(client, "test-model", "", nil)
		135	+	i := NewInteractive(InteractiveConfig{Agent: ag, Terminal: term})
		136	+	i.markInteractiveStarted()
		137	+
		138	+	i.Submit("Please fix login retries")
		139	+	waitInteractiveIdle(t, i)
		140	+	waitInteractiveTitle(t, i, "Fix login retries")
		141	+
		142	+	i.runSlash(context.Background(), "/clear")
		143	+	if got := term.String(); !strings.HasSuffix(got, "\x1b]0;zut\x07") {
		144	+	t.Fatalf("terminal title output after /clear = %q, want neutral title last", got)
		145	+	}
		146	+
		147	+	client.mu.Lock()
		148	+	client.title = "Add dark theme"
		149	+	client.mu.Unlock()
		150	+	i.Submit("Please add a dark theme")
		151	+	waitInteractiveIdle(t, i)
		152	+	waitInteractiveTitle(t, i, "Add dark theme")
		153	+	if got := term.String(); !strings.HasSuffix(got, "\x1b]0;zut: Add dark theme\x07") {
		154	+	t.Fatalf("terminal title output = %q, want new title last", got)
		155	+	}
		156	+	}
		157	+
131	func TestTitleFailureFallsBackWithoutFailingMainTurn(t *testing.T) {	158		func TestTitleFailureFallsBackWithoutFailingMainTurn(t *testing.T) {
132	term := &alertTestTerminal{}	159		term := &alertTestTerminal{}
133	client := &interactiveTitleClient{titleErr: errors.New("title provider unavailable")}	160		client := &interactiveTitleClient{titleErr: errors.New("title provider unavailable")}