index.js

/*!
 * directory
 * Copyright(c) Thomas Blobaum
 * MIT Licensed
 */

var path = require('path')
  , fs = require('fs')

function directory (dirname, callback) {

  // dirname and callback are sent
  if (typeof dirname === 'string' && typeof callback === 'function') {
    return require_directory(dirname, callback)
  }
  
  // only dirname is sent
  if (typeof dirname === 'string' && typeof callback === 'undefined') {
    return require_directory(dirname, function () {})
  }
  
  // only callback is sent
  if (typeof dirname === 'function' && typeof callback === 'undefined') {
    // 12 is the length of node_modules
    return require_directory(module.parent.paths[0].slice(0, -12), dirname)
  }
  
  // no arguments
  if (typeof dirname === 'undefined' && typeof callback === 'undefined') {
    return require_directory(module.parent.paths[0].slice(0, -12), function () {})
  }

}

function require_directory (dirname, callback) {
  var paths = fs.readdirSync(dirname)
    , fns = {}
    
  for (var l = paths.length, a=0; a < l; a++) {
    var path = dirname + paths[a]
    if (!path.match(module.parent.id) || module.parent.id === '.') {  
      var filename = path.split(dirname)[1].split(".js")[0]
        , fn = require(path)
      fns[filename] = fn
      callback(fn, filename)
    }
  }
  return fns
}

// delete 'directory' (this file) from the cache
delete require.cache[__filename]

module.exports = directory