code: function _createModuleConfig(filename, content, userResolver) {
    return Object.assign({
      content,
      filename,
      includeGlobals:true,
      syncRequire:_syncRequire(_syncRequire),
      resolveModulePath,
      resolveModulePathSync,
      basedir: path.dirname(filename),
      resolver: userResolver
    }, userResolver.export);
  }
docs: Create a config object to pass to _eval or Module constructor using supplied filename, content and Resolver.
  
  @private
  @param {string} filename           The filename to create for.
  @param {string|Buffer} content     The content of the file.
  @param {Resolver} userResolver     The Resolver being used.
  @returns {Object}                  The new config object.