varserialOrdered=require('../serialOrdered.js');// APImodule.exports=ReadableSerialOrdered;// expose sort helpersmodule.exports.ascending=serialOrdered.ascending;module.exports.descending=serialOrdered.descending;/** * Streaming wrapper to `asynckit.serialOrdered` * * @param {array|object} list - array or object (named list) to iterate over * @param {function} iterator - iterator to run * @param {function} sortMethod - custom sort function * @param {function} callback - invoked when all elements processed * @returns {stream.Readable#} */functionReadableSerialOrdered(list,iterator,sortMethod,callback){if(!(thisinstanceofReadableSerialOrdered)){returnnewReadableSerialOrdered(list,iterator,sortMethod,callback);}// turn on object modeReadableSerialOrdered.super_.call(this,{objectMode:true});this._start(serialOrdered,list,iterator,sortMethod,callback);}