crootfast/lib/watch.js

大前端工程化命令行脚手架

const watch = require('node-watch');

function watchDirectory(directoryPath, onChange) {
  const watcher = watch(
    directoryPath,
    {
      recursive: true,
      delay: 1000,
      filter(f, skip) {
        //return /\.vue/.test(f);
        console.log(f, skip);
        return true; // /(\/widgets\/|\/components\/)/.test(f);
      }
    }, (evt, name) => {
      console.log(`Directory or file ${name} has been changed. Event Type: ${evt}`);
      onChange();
    });

  // console.log(`Watching directory: ${directoryPath}`);

  // 用于停止监听
  return () => watcher.close();
};

function stopWatching(callback) {
  // 当接收到SIGINT信号时，停止监视并退出进程
  process.on('SIGINT', () => {
    // console.log('Received SIGINT. Stopping watching...');
    callback(); // 停止监视
    process.exit(); // 退出进程
  });
};
// 当接收到SIGINT信号时，停止监视并退出进程
// process.on('SIGINT', () => {
//   console.log('Received SIGINT. Stopping watching...');
//   stopWatching(); // 停止监视
//   process.exit(); // 退出进程
// });
// 如果你想在某个时候停止监听，可以调用 stopWatching()
// stopWatching();

module.exports = {
  watchDirectory,
  stopWatching
};