angular-docs-cn/packages/benchpress/test/trace_event_factory.ts

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/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {PerfLogEvent} from '../index';
export class TraceEventFactory {
constructor(private _cat: string, private _pid: string) {}
create(ph: any, name: string, time: number, args: any = null) {
const res:
PerfLogEvent = {'name': name, 'cat': this._cat, 'ph': ph, 'ts': time, 'pid': this._pid};
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if (args != null) {
res['args'] = args;
}
return res;
}
markStart(name: string, time: number) {
return this.create('B', name, time);
}
markEnd(name: string, time: number) {
return this.create('E', name, time);
}
start(name: string, time: number, args: any = null) {
return this.create('B', name, time, args);
}
end(name: string, time: number, args: any = null) {
return this.create('E', name, time, args);
}
instant(name: string, time: number, args: any = null) {
return this.create('I', name, time, args);
}
complete(name: string, time: number, duration: number, args: any = null) {
const res = this.create('X', name, time, args);
res['dur'] = duration;
return res;
}
}