perf_hooks: do not expose SafeMap via Histogram wrapper · nodejs/node@f67b686

'use strict';

const {

Map,

MapPrototypeClear,

MapPrototypeEntries,

NumberIsNaN,

NumberMAX_SAFE_INTEGER,

ObjectFromEntries,

ReflectConstruct,

SafeMap,

Symbol,

} = primordials;

get percentiles() {

if (!isHistogram(this))

throw new ERR_INVALID_THIS('Histogram');

this[kMap].clear();

MapPrototypeClear(this[kMap]);

this[kHandle]?.percentiles(this[kMap]);

return this[kMap];

}

get percentilesBigInt() {

if (!isHistogram(this))

throw new ERR_INVALID_THIS('Histogram');

this[kMap].clear();

MapPrototypeClear(this[kMap]);

this[kHandle]?.percentilesBigInt(this[kMap]);

return this[kMap];

}

function() {

markTransferMode(this, true, false);

this[kHandle] = handle;

this[kMap] = new SafeMap();

this[kMap] = new Map();

}, [], Histogram);

}

markTransferMode(histogram, true, false);

histogram[kRecordable] = true;

histogram[kMap] = new SafeMap();

histogram[kMap] = new Map();

histogram[kHandle] = handle;

histogram.constructor = RecordableHistogram;

const common = require('../common');

const {

deepStrictEqual,

ok,

strictEqual,

throws,

strictEqual(h.percentileBigInt(1), 1n);

strictEqual(h.percentileBigInt(100), 1n);

deepStrictEqual(h.percentiles, new Map([[0, 1], [100, 1]]));

deepStrictEqual(h.percentilesBigInt, new Map([[0, 1n], [100, 1n]]));

const mc = new MessageChannel();

mc.port1.onmessage = common.mustCall(({ data }) => {

strictEqual(h.min, 1);