@architect/deploy/src/utils/handler-check.js

Deploys @architect projects

let { existsSync } = require('fs')

module.exports = function handlerCheck (dirs, update, callback) {
  if (!dirs) callback() // Static asset-only apps would not have any lambdaSrcDirs
  else {
    let missing = []
    dirs.forEach(dir => {
      if (!existsSync(dir)) missing.push(dir)
    })
    if (missing.length) {
      let msg = 'Missing function dir(s):\n  | ' + missing.join('\n  | ')
      update.error(msg)
      process.exit(1)
    }
    callback()
  }
}