Add Windsurf in edit tool to modify changes, if installed (#853)

packages/core/src/utils/editor.test.ts

@@ -35,6 +35,36 @@ describe('checkHasEditor', () => {
     expect(checkHasEditor('vscode')).toBe(false);
   });
 
+  it('should return true for windsurf if "windsurf" command exists', () => {
+    (execSync as Mock).mockReturnValue(Buffer.from('/usr/bin/windsurf'));
+    expect(checkHasEditor('windsurf')).toBe(true);
+    expect(execSync).toHaveBeenCalledWith('command -v windsurf', {
+      stdio: 'ignore',
+    });
+  });
+
+  it('should return false for windsurf if "windsurf" command does not exist', () => {
+    (execSync as Mock).mockImplementation(() => {
+      throw new Error();
+    });
+    expect(checkHasEditor('windsurf')).toBe(false);
+  });
+
+  it('should return true for cursor if "cursor" command exists', () => {
+    (execSync as Mock).mockReturnValue(Buffer.from('/usr/bin/cursor'));
+    expect(checkHasEditor('cursor')).toBe(true);
+    expect(execSync).toHaveBeenCalledWith('command -v cursor', {
+      stdio: 'ignore',
+    });
+  });
+
+  it('should return false for cursor if "cursor" command does not exist', () => {
+    (execSync as Mock).mockImplementation(() => {
+      throw new Error();
+    });
+    expect(checkHasEditor('cursor')).toBe(false);
+  });
+
   it('should return true for vim if "vim" command exists', () => {
     (execSync as Mock).mockReturnValue(Buffer.from('/usr/bin/vim'));
     expect(checkHasEditor('vim')).toBe(true);
@@ -71,7 +101,7 @@ describe('getDiffCommand', () => {
 
   it('should return null for an unsupported editor', () => {
     // @ts-expect-error Testing unsupported editor
-    const command = getDiffCommand('old.txt', 'new.txt', 'nano');
+    const command = getDiffCommand('old.txt', 'new.txt', 'foobar');
     expect(command).toBeNull();
   });
 });

packages/core/src/utils/editor.ts

@@ -6,7 +6,7 @@
 
 import { execSync, spawn } from 'child_process';
 
-type EditorType = 'vscode' | 'vim';
+export type EditorType = 'vscode' | 'windsurf' | 'cursor' | 'vim';
 
 interface DiffCommand {
   command: string;
@@ -25,15 +25,18 @@ function commandExists(cmd: string): boolean {
   }
 }
 
+const editorCommands: Record<EditorType, { win32: string; default: string }> = {
+  vscode: { win32: 'code.cmd', default: 'code' },
+  windsurf: { win32: 'windsurf', default: 'windsurf' },
+  cursor: { win32: 'cursor', default: 'cursor' },
+  vim: { win32: 'vim', default: 'vim' },
+};
+
 export function checkHasEditor(editor: EditorType): boolean {
-  if (editor === 'vscode') {
-    return process.platform === 'win32'
-      ? commandExists('code.cmd')
-      : commandExists('code');
-  } else if (editor === 'vim') {
-    return commandExists('vim');
-  }
-  return false;
+  const commandConfig = editorCommands[editor];
+  const command =
+    process.platform === 'win32' ? commandConfig.win32 : commandConfig.default;
+  return commandExists(command);
 }
 
 /**
@@ -50,6 +53,16 @@ export function getDiffCommand(
         command: 'code',
         args: ['--wait', '--diff', oldPath, newPath],
       };
+    case 'windsurf':
+      return {
+        command: 'windsurf',
+        args: ['--wait', '--diff', oldPath, newPath],
+      };
+    case 'cursor':
+      return {
+        command: 'cursor',
+        args: ['--wait', '--diff', oldPath, newPath],
+      };
     case 'vim':
       return {
         command: 'vim',