20 lines
411 B
JavaScript
20 lines
411 B
JavaScript
const enabled = process.browser && performance.mark && (
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process.env.NODE_ENV !== 'production' ||
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location.search.includes('marks=true')
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)
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const perf = process.browser && performance
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export function mark (name) {
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if (enabled) {
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perf.mark(`start ${name}`)
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}
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}
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export function stop (name) {
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if (enabled) {
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perf.mark(`end ${name}`)
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perf.measure(name, `start ${name}`, `end ${name}`)
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}
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}
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