fix(watch): cancel waitForCommand when files change

packages/playwright/src/runner/watchMode.ts

@@ -144,11 +144,13 @@ export async function runWatchModeLoop(configLocation: ConfigLocation, initialOp
  else
  printPrompt();
 
+ const waitForCommand = readCommand();
  const command = await Promise.race([
  onDirtyTests,
- readCommand(),
+ waitForCommand.result,
  ]);
-
+ if (command === 'changed')
+ waitForCommand.cancel();
  if (bufferMode && command === 'changed')
  continue;
 
@@ -282,7 +284,7 @@ async function runTests(watchOptions: WatchModeOptions, testServerConnection: Te
  });
 }
 
-function readCommand(): ManualPromise<Command> {
+function readCommand(): { result: Promise<Command>, cancel: () => void } {
  const result = new ManualPromise<Command>();
  const rl = readline.createInterface({ input: process.stdin, escapeCodeTimeout: 50 });
  readline.emitKeypressEvents(process.stdin, rl);
@@ -334,13 +336,14 @@ Change settings
  };
 
  process.stdin.on('keypress', handler);
- void result.finally(() => {
+ const cancel = () => {
  process.stdin.off('keypress', handler);
  rl.close();
  if (process.stdin.isTTY)
  process.stdin.setRawMode(false);
- });
- return result;
+ };
+ void result.finally(cancel);
+ return { result, cancel };
 }
 
 let showBrowserServer: PlaywrightServer | undefined;