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2 lines
990 B
JavaScript
2 lines
990 B
JavaScript
// time.js author: inu1255
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const path=require("path");function newPromise(fn){let a,b;var tmp={resolve(x){if(this.pending){a(x);this.resolved=true;this.pending=false}},reject(e){if(this.pending){b(e);this.rejectd=true;this.pending=false}},pending:true,resolved:false,rejected:false};var pms=new Promise(function(resolve,reject){a=resolve;b=reject;if(fn)fn(tmp.resolve,tmp.reject)});return Object.assign(pms,tmp)}let cbIdx=1;const cbMap=new Map;function getWorker(){if(getWorker.worker)return getWorker.worker;const worker=new Worker(path.join(__dirname,"time.worker.js"));getWorker.worker=worker;worker.onmessage=e=>{if(e.data&&cbMap.has(e.data.cb)){cbMap.get(e.data.cb).apply(null,e.data.args)}};return worker}function call(method,args){const cb=cbIdx++;let pms=newPromise();cbMap.set(cb,function(err,data){if(err)pms.reject(err);else pms.resolve(data)});getWorker().postMessage({method:method,args:args,cb:cb});return pms}function sleep(ms){return call("sleep",[ms])}exports.sleep=sleep; |