Allow multiline completion in Console

Also add a temporary fix for b/441221870 by prepending a newline for each prefix.

Fixed: 441912057
Change-Id: Ic20f1df8388fd1df5630e0e07e20be503a7742fb
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/6895839
Auto-Submit: Samiya Caur <samiyac@chromium.org>
Commit-Queue: Ergün Erdoğmuş <ergunsh@chromium.org>
Reviewed-by: Ergün Erdoğmuş <ergunsh@chromium.org>

Author: Samiya Caur

front_end/models/ai_code_completion/AiCodeCompletion.test.ts

@@ -47,7 +47,7 @@ describeWithEnvironment('AiCodeCompletion', () => {
     sinon.assert.calledOnce(mockAidaClient.completeCode);
     const request = mockAidaClient.completeCode.firstCall.args[0];
     assert.strictEqual(request.client, 'CHROME_DEVTOOLS');
-    assert.strictEqual(request.prefix, 'prefix');
+    assert.strictEqual(request.prefix, '\nprefix');
     assert.strictEqual(request.suffix, 'suffix');
     assert.deepEqual(request.options, {
       temperature: 0.5,
@@ -133,7 +133,7 @@ describeWithEnvironment('AiCodeCompletion', () => {
 
     await clock.tickAsync(AiCodeCompletion.AIDA_REQUEST_DEBOUNCE_TIMEOUT_MS + 1);
     sinon.assert.calledOnce(mockAidaClient.completeCode);
-    assert.strictEqual(mockAidaClient.completeCode.firstCall.args[0].prefix, 'pre');
+    assert.strictEqual(mockAidaClient.completeCode.firstCall.args[0].prefix, '\npre');
   });
 
   it('does not dispatch suggestion or citation if recitation action is BLOCK', async () => {

front_end/models/ai_code_completion/AiCodeCompletion.ts

@@ -172,6 +172,8 @@ export class AiCodeCompletion extends Common.ObjectWrapper.ObjectWrapper<EventTy
     function validTemperature(temperature: number|undefined): number|undefined {
       return typeof temperature === 'number' && temperature >= 0 ? temperature : undefined;
     }
+    // As a temporary fix for b/441221870 we are prepending a newline for each prefix.
+    prefix = '\n' + prefix;
 
     const additionalFiles = this.#panel === Panel.CONSOLE ? [{
       path: 'devtools-console-context.js',

front_end/panels/console/ConsolePrompt.ts

@@ -512,9 +512,8 @@ export class ConsolePrompt extends Common.ObjectWrapper.eventMixin<EventTypes, t
       this.detachAiCodeCompletionTeaser();
       this.teaser = undefined;
     }
-    // We are prioritizing single line suggestions in Console panel to reduce noise.
     this.aiCodeCompletion = new AiCodeCompletion.AiCodeCompletion.AiCodeCompletion(
-        {aidaClient: this.aidaClient}, this.editor, AiCodeCompletion.AiCodeCompletion.Panel.CONSOLE, ['\n']);
+        {aidaClient: this.aidaClient}, this.editor, AiCodeCompletion.AiCodeCompletion.Panel.CONSOLE);
     this.aiCodeCompletion.addEventListener(AiCodeCompletion.AiCodeCompletion.Events.RESPONSE_RECEIVED, event => {
       this.aiCodeCompletionCitations = event.data.citations;
       this.dispatchEventToListeners(Events.AI_CODE_COMPLETION_RESPONSE_RECEIVED, event.data);