function (options, listener) {
    var opts = Object.assign({}, base.defaults(defaults), options);

    return base.run(opts, generateInput, listener);
  }
function (options, listener) {
    var opts = Object.assign({}, base.defaults(defaults), options);

    return base.run(opts, generateInput, listener);
  }
function ( options , listener ) { var opts = Object . assign ( { } , base . defaults ( defaults ) , options ) ; return base . run ( opts , generateInput , listener ) ; }
Generate the input arguments for snapshots from a robots.txt file.
Each input argument generated calls the listener passing the input object.

@param {Object} options - Sitemap index options.
@param {Function} listener - Callback to receive each input.
@returns {Promise} Resolves to undefined on completion.
Generate the input arguments for snapshots from a robots . txt file . Each input argument generated calls the listener passing the input object .