fix(cli): uninstall extensions using their source URL

packages/cli/src/commands/extensions/uninstall.ts

@@ -9,7 +9,7 @@ import { uninstallExtension } from '../../config/extension.js';
 import { getErrorMessage } from '../../utils/errors.js';
 
 interface UninstallArgs {
-  name: string;
+  name: string; // can be extension name or source URL.
 }
 
 export async function handleUninstall(args: UninstallArgs) {
@@ -28,7 +28,7 @@ export const uninstallCommand: CommandModule = {
   builder: (yargs) =>
     yargs
       .positional('name', {
-        describe: 'The name of the extension to uninstall.',
+        describe: 'The name or source path of the extension to uninstall.',
         type: 'string',
       })
       .check((argv) => {

packages/cli/src/config/extension.test.ts

@@ -715,7 +715,7 @@ describe('extension tests', () => {
 
     it('should throw an error if the extension does not exist', async () => {
       await expect(uninstallExtension('nonexistent-extension')).rejects.toThrow(
-        'Extension "nonexistent-extension" not found.',
+        'Extension not found.',
       );
     });
 
@@ -733,6 +733,40 @@ describe('extension tests', () => {
         new ExtensionUninstallEvent('my-local-extension', 'success'),
       );
     });
+
+    it('should uninstall an extension by its source URL', async () => {
+      const gitUrl = 'https://github.com/google/gemini-sql-extension.git';
+      const sourceExtDir = createExtension({
+        extensionsDir: userExtensionsDir,
+        name: 'gemini-sql-extension',
+        version: '1.0.0',
+        installMetadata: {
+          source: gitUrl,
+          type: 'git',
+        },
+      });
+
+      await uninstallExtension(gitUrl);
+
+      expect(fs.existsSync(sourceExtDir)).toBe(false);
+      const logger = ClearcutLogger.getInstance({} as Config);
+      expect(logger?.logExtensionUninstallEvent).toHaveBeenCalledWith(
+        new ExtensionUninstallEvent('gemini-sql-extension', 'success'),
+      );
+    });
+
+    it('should fail to uninstall by URL if an extension has no install metadata', async () => {
+      createExtension({
+        extensionsDir: userExtensionsDir,
+        name: 'no-metadata-extension',
+        version: '1.0.0',
+        // No installMetadata provided
+      });
+
+      await expect(
+        uninstallExtension('https://github.com/google/no-metadata-extension'),
+      ).rejects.toThrow('Extension not found.');
+    });
   });
 
   describe('performWorkspaceExtensionMigration', () => {

packages/cli/src/config/extension.ts

@@ -573,17 +573,20 @@ export async function loadExtensionConfig(
 }
 
 export async function uninstallExtension(
-  extensionName: string,
+  extensionIdentifier: string,
   cwd: string = process.cwd(),
 ): Promise<void> {
   const logger = getClearcutLogger(cwd);
   const installedExtensions = loadUserExtensions();
-  if (
-    !installedExtensions.some(
-      (installed) => installed.config.name === extensionName,
-    )
-  ) {
-    throw new Error(`Extension "${extensionName}" not found.`);
+  const extensionName = installedExtensions.find(
+    (installed) =>
+      installed.config.name.toLowerCase() ===
+        extensionIdentifier.toLowerCase() ||
+      installed.installMetadata?.source.toLowerCase() ===
+        extensionIdentifier.toLowerCase(),
+  )?.config.name;
+  if (!extensionName) {
+    throw new Error(`Extension not found.`);
   }
   const manager = new ExtensionEnablementManager(
     ExtensionStorage.getUserExtensionsDir(),