Class PerformanceTracker

src/runtime/performance.ts:42–195

}

export class PerformanceTracker extends NoopPerformanceTracker {

  time: (start?) => number | number[] | string;

  constructor() {
    super();
    this.reset();
    this.time = time;
  }

  reset() {
    this.storeTime = 0;
    this.storeCalls = 0;
    this.lookupTime = 0;
    this.lookupCalls = 0;
    this.sendTime = 0;
    this.sendCalls = 0;
    this.fixpointTime = 0;
    this.fixpointCalls = 0;
    this.blockCheckTime = 0;
    this.blockCheckCalls = 0;
    this.blockTime = {};
    this.blockTimeMax = {};
    this.blockTimeMin = {};
    this.blockCalls = {};
  }

  lookup(start) {
    this.lookupTime += time(start) as number;
    this.lookupCalls++;
  }

  store(start) {
    this.storeTime += time(start) as number;
    this.storeCalls++;
  }

  block(name, start) {
    if(this.blockTime[name] === undefined) {
      this.blockTime[name] = 0;
      this.blockCalls[name] = 0;
      this.blockTimeMax[name] = -Infinity;
      this.blockTimeMin[name] = Infinity;
    }
    let total = time(start) as number;
    this.blockTime[name] += total;
    this.blockCalls[name]++;
    if(total > this.blockTimeMax[name]) {
      this.blockTimeMax[name] = total;
    }
    if(total < this.blockTimeMin[name]) {
      this.blockTimeMin[name] = total;
    }
  }

  send(start) {
    this.sendTime += time(start) as number;
    this.sendCalls++;