Fix false-positive linkification of terminal commands in chat responses

src/extension/linkify/common/filePathLinkifier.ts

@@ -21,7 +21,8 @@ import { IStatCache } from './statCache';
 const pathMatchRe = new RegExp(
 	[
 		// Inline code paths (exclude code-like characters $, {, }, that are common in code but rare in filenames)
-		/(?<!\[)`(?<inlineCodePath>[^`\s${}]+)`(?!\])/.source,
+		// Require at least one dot or path separator to avoid matching command names / other non-path text
+		/(?<!\[)`(?<inlineCodePath>(?=[^`\s${}]*[./\\])[^`\s${}]+)`(?!\])/.source,
 
 		// File paths rendered as plain text (exclude code-like characters)
 		/(?<![\[`()<])(?<plainTextPath>[^\s`*${}()]+\.[^\s`*${}()]+)(?![\]`])/.source

src/extension/linkify/common/modelFilePathLinkifier.ts

@@ -139,7 +139,9 @@ export class ModelFilePathLinkifier implements IContributedLinkifier {
 				descriptiveWithAnchor = textBasename === targetBasename;
 			} else {
 				// Text is truly descriptive (e.g., "widget initialization") - allow it
-				descriptiveWithAnchor = true;
+				// But reject text that looks like a command or path rather than a description
+				const textLooksLikeCommand = /[=\\/]|--\w/.test(text);
+				descriptiveWithAnchor = !textLooksLikeCommand;
 			}
 		}
 

src/extension/linkify/test/node/filePathLinkifier.spec.ts

@@ -304,4 +304,43 @@ suite('File Path Linkifier', () => {
 			'config.${TerminalSettingId'  // Should remain as plain text
 		]);
 	});
+
+	test(`Should NOT linkify inline code that has no dot or path separator`, async () => {
+		// Command names, directory names, and other non-path text in backticks
+		// should not be linkified even if a workspace file/dir matches
+		const linkifier = createTestLinkifierService(
+			'code-insiders',
+			'test-byok-ext',
+		);
+
+		assertPartsEqual(
+			(await linkify(linkifier,
+				'`code-insiders` `test-byok-ext` `npm`',
+			)).parts,
+			[
+				'`code-insiders` `test-byok-ext` `npm`'
+			]
+		);
+	});
+
+	test(`Should still linkify inline code with dots or path separators`, async () => {
+		const linkifier = createTestLinkifierService(
+			'file.ts',
+			'src/file.ts',
+			'.env',
+		);
+
+		assertPartsEqual(
+			(await linkify(linkifier,
+				'`file.ts` `src/file.ts` `.env`',
+			)).parts,
+			[
+				new LinkifyLocationAnchor(workspaceFile('file.ts')),
+				` `,
+				new LinkifyLocationAnchor(workspaceFile('src/file.ts')),
+				` `,
+				new LinkifyLocationAnchor(workspaceFile('.env')),
+			]
+		);
+	});
 });

src/extension/linkify/test/node/modelFilePathLinkifier.spec.ts

@@ -174,6 +174,24 @@ suite('Model File Path Linkifier', () => {
 		expect(anchor.title).toBe('src/file.ts#L1287-L1290');
 		assertPartsEqual([anchor], [expected]);
 	});
+
+	test('Should NOT linkify command-like text with anchor containing equals sign', async () => {
+		const service = createTestLinkifierService('src/common/spawnAsync.ts');
+		const result = await linkify(service, '[code-insiders --extensionDevelopmentPath=d:\\src\\test-byok-ext](src/common/spawnAsync.ts#L10)');
+		assertPartsEqual(result.parts, ['code-insiders --extensionDevelopmentPath=d:\\src\\test-byok-ext']);
+	});
+
+	test('Should NOT linkify command-like text with anchor containing flags', async () => {
+		const service = createTestLinkifierService('src/file.ts');
+		const result = await linkify(service, '[npm install --save-dev typescript](src/file.ts#L5)');
+		assertPartsEqual(result.parts, ['npm install --save-dev typescript']);
+	});
+
+	test('Should NOT linkify command-like text with anchor containing backslash', async () => {
+		const service = createTestLinkifierService('src/file.ts');
+		const result = await linkify(service, '[d:\\src\\test-byok-ext](src/file.ts#L5)');
+		assertPartsEqual(result.parts, ['d:\\src\\test-byok-ext']);
+	});
 });
 
 suite('Model File Path Linkifier Remote Workspace', () => {