| 1 | export function timer() {
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| 2 | const start = process.hrtime()
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| 3 | return () => {
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| 4 | const [s, nanos] = process.hrtime(start)
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| 5 | const ms = nanos / 1000000
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| 6 |
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| 7 | if (s < 1) {
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| 8 | return (ms >= 1 ? ms.toFixed(0) : ms.toFixed(2)) + 'ms'
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| 9 | } else {
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| 10 | return s + '.' + ms.toFixed(0) + 's'
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| 11 | }
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| 12 | }
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| 13 | }
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