node/deps/npm/lib/utils/perf.js
Myles Borins 2e54524955
deps: update npm to 7.0.0-rc.3
PR-URL: https://github.com/nodejs/node/pull/35474
Reviewed-By: Ruy Adorno <ruyadorno@github.com>
Reviewed-By: Ujjwal Sharma <ryzokuken@disroot.org>
Reviewed-By: Ben Coe <bencoe@gmail.com>
Reviewed-By: Geoffrey Booth <webmaster@geoffreybooth.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Shelley Vohr <codebytere@gmail.com>
Reviewed-By: Guy Bedford <guybedford@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
2020-10-07 09:59:49 -04:00

18 lines
428 B
JavaScript

const log = require('npmlog')
const timings = new Map()
process.on('time', (name) => {
timings.set(name, Date.now())
})
process.on('timeEnd', (name) => {
if (timings.has(name)) {
const ms = Date.now() - timings.get(name)
process.emit('timing', name, ms)
log.timing(name, `Completed in ${ms}ms`)
timings.delete(name)
} else {
log.silly('timing', "Tried to end timer that doesn't exist:", name)
}
})