1778eeb6e4Signed-off-by: Antoine du Hamel <duhamelantoine1995@gmail.com> PR-URL: https://github.com/nodejs/node/pull/63790 Reviewed-By: Filip Skokan <panva.ip@gmail.com> Reviewed-By: Chemi Atlow <chemi@atlow.co.il> Reviewed-By: Jake Yuesong Li <jake.yuesong@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
57 lines
1.4 KiB
JavaScript
57 lines
1.4 KiB
JavaScript
'use strict';
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const {
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MathFloor,
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} = primordials;
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const { kEmptyObject } = require('internal/util');
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const {
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validateNumber,
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validateObject,
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} = require('internal/validators');
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const kMicrosPerMilli = 1_000;
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const kMaxSamplingIntervalUs = 0x7FFFFFFF;
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const kMaxSamplingIntervalMs = kMaxSamplingIntervalUs / kMicrosPerMilli;
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const kMaxSamplesUnlimited = 0xFFFF_FFFF;
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function normalizeCpuProfileOptions(options = kEmptyObject) {
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validateObject(options, 'options');
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// TODO(ishabi): add support for 'mode' and 'filterContext' options
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const {
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sampleInterval,
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maxBufferSize,
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} = options;
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let samplingIntervalMicros = 0;
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if (sampleInterval !== undefined) {
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validateNumber(sampleInterval,
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'options.sampleInterval',
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0,
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kMaxSamplingIntervalMs);
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samplingIntervalMicros = MathFloor(sampleInterval * kMicrosPerMilli);
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if (sampleInterval > 0 && samplingIntervalMicros === 0) {
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samplingIntervalMicros = 1;
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}
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}
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const size = maxBufferSize;
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let normalizedMaxSamples = kMaxSamplesUnlimited;
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if (size !== undefined) {
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validateNumber(size,
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'options.maxBufferSize',
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1,
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kMaxSamplesUnlimited);
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normalizedMaxSamples = MathFloor(size);
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}
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return {
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samplingIntervalMicros,
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maxSamples: normalizedMaxSamples,
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};
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}
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module.exports = {
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normalizeCpuProfileOptions,
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};
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