@applicvision/js-toolbox/src/bin/autoreload.bin.js

A collection of tools for modern JavaScript development

#! /usr/bin/env node
import { parseArguments } from '@applicvision/js-toolbox/args';

import { FileChangeStream, ClientNotifier } from '../autoreload/streams.js';

let parsedArguments
try {

  parsedArguments = parseArguments()
    .option('port', { description: 'Specify which port to run on.' })
    .option('certificate', { description: 'Pass a certificate to start an https server.' })
    .option('ignore', { description: 'Specify ignore pattern' })
    .help('Welcome to the auto reload server. Start this, specifying which paths to monitor, and import the client script in your web app.\nUsage: [<options>] [--] <pathspec>')
    .parse()

} catch (error) {
  console.error(error.message)
  process.exitCode = 1
}

if (parsedArguments?.help) {
  console.log(parsedArguments.help)
} else if (parsedArguments) {
  let watchedPaths = parsedArguments.args
  if (watchedPaths.length == 0) {
    watchedPaths = ['.']
  }
  const ignorePatterns = [].concat(parsedArguments.options.ignore ?? [])
  const fileWatchStream = new FileChangeStream(watchedPaths, ignorePatterns)
  const clientNotifier = new ClientNotifier({
    port: parsedArguments.options.port ?? 3333,
    paths: watchedPaths,
    ignorePatterns,
    certificate: parsedArguments.options.certificate
  })

  fileWatchStream.pipe(clientNotifier)

  process.stdin.resume()
  process.stdin.on('close', () => {
    console.log('exiting gracefully')
    fileWatchStream.stop()
  })

}