Synchronize a local development server with fswatch and rsync but transmitting multiple files at once instead of one-by-one

sync-dev

#!/bin/sh

ssh dev -t "bash -i -l -c '. ~/.nvm/nvm.sh; . ~/.bash_profile; cd $(pwd); git clean -f; git checkout .'"

fswatch -e .git/ . | node ${0}.js dev:$PWD

sync-dev.js

const readline = require('readline');
const spawn = require('child_process').spawn;

const dest = process.argv[2];

const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});

var paths = {};
const cwd = process.cwd();

setInterval(() => {
  const keys = Object.keys(paths);
  if (keys.length) {
    paths = {};
    const args = ['-azPR', '--del'];

    args.push.apply(args, keys);

    args.push(dest);
    args.push('--exclude-from');
    args.push('.syncignore');

    const rsync = spawn('rsync', args);

    rsync.stdout.on('data', (data) => {
      console.log(data.toString());
    });

    rsync.stderr.on('data', (data) => {
      console.log(data.toString());
    });

    rsync.on('close', (code) => {
      console.log('rsync exited', code);

      if (code == 1) process.exit(1);
    });
  }
}, 1000);


function ask() {
    rl.question('', (path) => {
         paths[path.replace(cwd+'/', '')] = true;
         ask();
    });
}

ask();