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