function runkit_import (file, flags) {
  // http://kevin.vanzonneveld.net
  // +   original by: Brett Zamir (http://brett-zamir.me)
  // -    depends on: file_get_contents
  // %        note 1: does not return an associative array as in PHP and will evaluate all variables, not only those in a function or class
  // %        note 2: Implement instead with include?
  // *     example 1: runkit_import('http://example.com/somefile.js');
  // *     returns 1: undefined
  if (flags) {
    // RUNKIT_IMPORT_FUNCTIONS, RUNKIT_IMPORT_CLASS_METHODS, RUNKIT_IMPORT_CLASS_CONSTS,
    // RUNKIT_IMPORT_CLASS_PROPS, RUNKIT_IMPORT_CLASSES, RUNKIT_IMPORT_OVERRIDE
    // CLASSKIT_AGGREGATE_OVERRIDE ?
    throw 'Flags not supported for runkit_import';
  }

  eval(this.file_get_contents(file));
}

runkit_import('http://example.com/somefile.js');

undefined