Require all files in a node project directory

require_all.js

const handlers = ( ( root = '', handlers = {} ) => {
    const path = require('path') 
    const dir = path.join( __dirname, root ) // skip calling file (if it is in the same dir)
    const index_file = path.join( dir, 'index.js' ) // skip index.js
    require('fs').readdirSync(dir)
      .filter( file => {
        const curr = path.join(dir,file)
        return ( /\.js/.test(file) && curr !== __filename && curr !== index_file )
      } )
      .map( file => file.replace(/\.js/,'') )
      .forEach( file => handlers[file] = require(`./${root}` + file))
    return handlers;
  }
)()