"use strict"; var ch2 = {}; exports["default"] = (function (c, id, msg, transfer, cb) { var w = new Worker(ch2[id] || (ch2[id] = URL.createObjectURL(new Blob([ c + ';addEventListener("error",function(e){e=e.error;postMessage({$e$:[e.message,e.code,e.stack]})})' ], { type: 'text/javascript' })))); w.onmessage = function (e) { var d = e.data, ed = d.$e$; if (ed) { var err = new Error(ed[0]); err['code'] = ed[1]; err.stack = ed[2]; cb(err, null); } else cb(null, d); }; w.postMessage(msg, transfer); return w; });