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/** | |
* trace-event - A library to create a trace of your node app per | |
* Google's Trace Event format: | |
* // JSSTYLED | |
* https://docs.google.com/document/d/1CvAClvFfyA5R-PhYUmn5OOQtYMH4h6I0nSsKchNAySU | |
*/ | |
/// <reference types="node" /> | |
import { Readable as ReadableStream } from "stream"; | |
export interface Event { | |
ts: number; | |
pid: number; | |
tid: number; | |
/** event phase */ | |
ph?: string; | |
[otherData: string]: any; | |
} | |
export interface Fields { | |
cat?: any; | |
args?: any; | |
[filedName: string]: any; | |
} | |
export interface TracerOptions { | |
parent?: Tracer | null; | |
fields?: Fields | null; | |
objectMode?: boolean | null; | |
noStream?: boolean; | |
} | |
export declare class Tracer extends ReadableStream { | |
private _objectMode; | |
/** Node Stream internal APIs */ | |
private _push; | |
private firstPush?; | |
private noStream; | |
private events; | |
private parent; | |
private fields; | |
constructor(opts?: TracerOptions); | |
/** | |
* If in no streamMode in order to flush out the trace | |
* you need to call flush. | |
*/ | |
flush(): void; | |
_read(_: number): void; | |
private _pushString; | |
private _flush; | |
child(fields: Fields): Tracer; | |
begin(fields: Fields): void; | |
end(fields: Fields): void; | |
completeEvent(fields: Fields): void; | |
instantEvent(fields: Fields): void; | |
mkEventFunc(ph: string): (fields: Fields) => void; | |
} | |