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perf_hooks: add toJSON to performance class

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Added toJSON method to the InternalPerformance class as per the
convention followed in other performance classes and per the spec:
https://www.w3.org/TR/hr-time/#tojson-method

Fixes: https://github.com/nodejs/node/issues/37623

PR-URL: https://github.com/nodejs/node/pull/37771
Fixes: https://github.com/nodejs/node/issues/37623
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Yash Ladha 2021-03-16 22:15:02 +05:30 • committed by James M Snell
parent 5bfb6f0564
commit 93f0b4d35b
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14
lib/perf_hooks.js
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@ -59,6 +59,15 @@ class Performance extends EventTarget {
timeOrigin: this.timeOrigin,
}, opts)}`;
}
}
function toJSON() {
return {
nodeTiming: this.nodeTiming,
timeOrigin: this.timeOrigin,
eventLoopUtilization: this.eventLoopUtilization()
};
}
class InternalPerformance extends EventTarget {}
@ -105,6 +114,11 @@ ObjectDefineProperties(Performance.prototype, {
configurable: true,
enumerable: true,
value: timeOriginTimestamp,
},
toJSON: {
configurable: true,
enumerable: true,
value: toJSON,
}
});