Flat search for changed git repositories: `node check-for-git-changes.js path/to/projects/folder/`

check-for-git-changes.js

var fs = require('fs')
var path = require('path')
var cp = require('child_process')


if (!process.argv[2]) {
  console.log('Specify directory to check')
  process.exit()
}
var dpath = path.resolve(process.cwd(), process.argv[2])


var api = {
  read: (dpath) => new Promise((resolve, reject) => {
    fs.readdir(dpath, (err, names) => err
      ? reject(err)
      : resolve(names.map((name) => path.resolve(dpath, name))))
  })
  ,
  check: (dpath) => new Promise((resolve, reject) => {
    cp.exec(
      'git status',
      {cwd: dpath},
      (err, stdout, stderr) => (err || stderr)
        ? reject(err || stderr)
        : resolve({dpath, status: stdout})
    )
  })
  ,
}


// main

api.read(dpath)
  .then((dirs) => Promise.all(dirs.map(api.check)))
  .then((statuses) => statuses
    .filter(({status}) => !/nothing to commit, working tree clean/.test(status))
    .map(({dpath}) => console.log(dpath))
  )
  .catch(console.error)