Fix response toString for inline refs

Fixes microsoft#236655

Author: mjbvz

src/vs/workbench/contrib/chat/common/chatModel.ts

@@ -9,6 +9,7 @@ import { Emitter, Event } from '../../../../base/common/event.js';
 import { IMarkdownString, MarkdownString, isMarkdownString } from '../../../../base/common/htmlContent.js';
 import { Disposable } from '../../../../base/common/lifecycle.js';
 import { revive } from '../../../../base/common/marshalling.js';
+import { Schemas } from '../../../../base/common/network.js';
 import { equals } from '../../../../base/common/objects.js';
 import { basename, isEqual } from '../../../../base/common/resources.js';
 import { ThemeIcon } from '../../../../base/common/themables.js';
@@ -397,38 +398,12 @@ export class Response extends Disposable implements IResponse {
 	}
 
 	private _updateRepr(quiet?: boolean) {
-		const inlineRefToRepr = (part: IChatContentInlineReference) =>
-			'uri' in part.inlineReference
-				? basename(part.inlineReference.uri)
-				: 'name' in part.inlineReference
-					? part.inlineReference.name
-					: basename(part.inlineReference);
-
-		this._responseRepr = this._responseParts.map(part => {
-			if (part.kind === 'treeData') {
-				return '';
-			} else if (part.kind === 'inlineReference') {
-				return inlineRefToRepr(part);
-			} else if (part.kind === 'command') {
-				return part.command.title;
-			} else if (part.kind === 'textEditGroup') {
-				return localize('editsSummary', "Made changes.");
-			} else if (part.kind === 'progressMessage' || part.kind === 'codeblockUri' || part.kind === 'toolInvocation' || part.kind === 'toolInvocationSerialized') {
-				return '';
-			} else if (part.kind === 'confirmation') {
-				return `${part.title}\n${part.message}`;
-			} else {
-				return part.content.value;
-			}
-		})
-			.filter(s => s.length > 0)
-			.join('\n\n');
-
+		this._responseRepr = this.partsToRepr(this._responseParts);
 		this._responseRepr += this._citations.length ? '\n\n' + getCodeCitationsMessage(this._citations) : '';
 
 		this._markdownContent = this._responseParts.map(part => {
 			if (part.kind === 'inlineReference') {
-				return inlineRefToRepr(part);
+				return this.inlineRefToRepr(part);
 			} else if (part.kind === 'markdownContent' || part.kind === 'markdownVuln') {
 				return part.content.value;
 			} else {
@@ -442,6 +417,73 @@ export class Response extends Disposable implements IResponse {
 			this._onDidChangeValue.fire();
 		}
 	}
+
+	private partsToRepr(parts: readonly IChatProgressResponseContent[]): string {
+		const blocks: string[] = [];
+		let currentBlockSegments: string[] = [];
+
+		for (const part of parts) {
+			let segment: { text: string; isBlock?: boolean } | undefined;
+			switch (part.kind) {
+				case 'treeData':
+				case 'progressMessage':
+				case 'codeblockUri':
+				case 'toolInvocation':
+				case 'toolInvocationSerialized':
+					// Ignore
+					continue;
+				case 'inlineReference':
+					segment = { text: this.inlineRefToRepr(part) };
+					break;
+				case 'command':
+					segment = { text: part.command.title, isBlock: true };
+					break;
+				case 'textEditGroup':
+					segment = { text: localize('editsSummary', "Made changes."), isBlock: true };
+					break;
+				case 'confirmation':
+					segment = { text: `${part.title}\n${part.message}`, isBlock: true };
+					break;
+				default:
+					segment = { text: part.content.value };
+					break;
+			}
+
+			if (segment.isBlock) {
+				if (currentBlockSegments.length) {
+					blocks.push(currentBlockSegments.join(''));
+					currentBlockSegments = [];
+				}
+				blocks.push(segment.text);
+			} else {
+				currentBlockSegments.push(segment.text);
+			}
+		}
+
+		if (currentBlockSegments.length) {
+			blocks.push(currentBlockSegments.join(''));
+		}
+
+		return blocks.join('\n\n');
+	}
+
+	private inlineRefToRepr(part: IChatContentInlineReference) {
+		if ('uri' in part.inlineReference) {
+			return this.uriToRepr(part.inlineReference.uri);
+		}
+
+		return 'name' in part.inlineReference
+			? '`' + part.inlineReference.name + '`'
+			: this.uriToRepr(part.inlineReference);
+	}
+
+	private uriToRepr(uri: URI): string {
+		if (uri.scheme === Schemas.http || uri.scheme === Schemas.https) {
+			return uri.toString(false);
+		}
+
+		return basename(uri);
+	}
 }
 
 export class ChatResponseModel extends Disposable implements IChatResponseModel {

src/vs/workbench/contrib/chat/test/common/__snapshots__/Response_inline_reference.0.snap

@@ -1,7 +1,7 @@
 [
   {
     content: {
-      value: "text before",
+      value: "text before ",
       isTrusted: false,
       supportThemeIcons: false,
       supportHtml: false
@@ -14,7 +14,7 @@
   },
   {
     content: {
-      value: "text after",
+      value: " text after",
       isTrusted: false,
       supportThemeIcons: false,
       supportHtml: false

src/vs/workbench/contrib/chat/test/common/chatModel.test.ts

@@ -191,10 +191,13 @@ suite('Response', () => {
 
 	test('inline reference', async () => {
 		const response = store.add(new Response([]));
-		response.updateContent({ content: new MarkdownString('text before'), kind: 'markdownContent' });
-		response.updateContent({ inlineReference: URI.parse('https://microsoft.com'), kind: 'inlineReference' });
-		response.updateContent({ content: new MarkdownString('text after'), kind: 'markdownContent' });
+		response.updateContent({ content: new MarkdownString('text before '), kind: 'markdownContent' });
+		response.updateContent({ inlineReference: URI.parse('https://microsoft.com/'), kind: 'inlineReference' });
+		response.updateContent({ content: new MarkdownString(' text after'), kind: 'markdownContent' });
 		await assertSnapshot(response.value);
+
+		assert.strictEqual(response.toString(), 'text before https://microsoft.com/ text after');
+
 	});
 });