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ðŸ“ ..
ðŸ“„ ansi-trim.js(173 B)
ðŸ“„ audit-error.js(1.02 KB)
ðŸ“„ auth.js(2.8 KB)
ðŸ“„ cmd-list.js(2.16 KB)
ðŸ“ completion
ðŸ“„ completion.fish(1.56 KB)
ðŸ“„ completion.sh(1.85 KB)
ðŸ“ config
ðŸ“„ did-you-mean.js(1.46 KB)
ðŸ“„ display.js(3.43 KB)
ðŸ“„ error-message.js(13.53 KB)
ðŸ“„ exit-handler.js(6.74 KB)
ðŸ“„ explain-dep.js(3.5 KB)
ðŸ“„ explain-eresolve.js(2.55 KB)
ðŸ“„ format-bytes.js(629 B)
ðŸ“„ format-search-stream.js(3.93 KB)
ðŸ“„ get-identity.js(802 B)
ðŸ“„ is-windows.js(233 B)
ðŸ“„ log-file.js(7.03 KB)
ðŸ“„ log-shim.js(1.68 KB)
ðŸ“„ npm-usage.js(2.04 KB)
ðŸ“„ open-url-prompt.js(1.44 KB)
ðŸ“„ open-url.js(1.09 KB)
ðŸ“„ otplease.js(1.23 KB)
ðŸ“„ ping.js(252 B)
ðŸ“„ pulse-till-done.js(412 B)
ðŸ“„ queryable.js(9.56 KB)
ðŸ“„ read-user-info.js(2 KB)
ðŸ“„ reify-finish.js(876 B)
ðŸ“„ reify-output.js(4.97 KB)
ðŸ“„ replace-info.js(807 B)
ðŸ“„ tar.js(3.9 KB)
ðŸ“„ timers.js(2.73 KB)
ðŸ“„ update-notifier.js(4.19 KB)
ðŸ“„ validate-lockfile.js(1023 B)
ðŸ“„ web-auth.js(558 B)

Editing: timers.js

const EE = require('events')
const fs = require('fs')
const log = require('./log-shim')

// This is an event emiiter but on/off
// only listen on a single internal event that gets
// emitted whenever a timer ends
class Timers extends EE {
  file = null

#unfinished = new Map()
  #finished = {}
  #onTimeEnd = Symbol('onTimeEnd')
  #initialListener = null
  #initialTimer = null

constructor ({ listener = null, start = 'npm' } = {}) {
    super()
    this.#initialListener = listener
    this.#initialTimer = start
    this.#init()
  }

get unfinished () {
    return this.#unfinished
  }

get finished () {
    return this.#finished
  }

#init () {
    this.on()
    if (this.#initialListener) {
      this.on(this.#initialListener)
    }
    process.emit('time', this.#initialTimer)
    this.started = this.#unfinished.get(this.#initialTimer)
  }

on (listener) {
    if (listener) {
      super.on(this.#onTimeEnd, listener)
    } else {
      process.on('time', this.#timeListener)
      process.on('timeEnd', this.#timeEndListener)
    }
  }

off (listener) {
    if (listener) {
      super.off(this.#onTimeEnd, listener)
    } else {
      this.removeAllListeners(this.#onTimeEnd)
      process.off('time', this.#timeListener)
      process.off('timeEnd', this.#timeEndListener)
    }
  }

time (name, fn) {
    process.emit('time', name)
    const end = () => process.emit('timeEnd', name)
    if (typeof fn === 'function') {
      const res = fn()
      return res && res.finally ? res.finally(end) : (end(), res)
    }
    return end
  }

load ({ path } = {}) {
    if (path) {
      this.file = `${path}timing.json`
    }
  }

writeFile (metadata) {
    if (!this.file) {
      return
    }

try {
      const globalStart = this.started
      const globalEnd = this.#finished.npm || Date.now()
      const content = {
        metadata,
        timers: this.#finished,
        // add any unfinished timers with their relative start/end
        unfinishedTimers: [...this.#unfinished.entries()].reduce((acc, [name, start]) => {
          acc[name] = [start - globalStart, globalEnd - globalStart]
          return acc
        }, {}),
      }
      fs.writeFileSync(this.file, JSON.stringify(content) + '\n')
    } catch (e) {
      this.file = null
      log.warn('timing', `could not write timing file: ${e}`)
    }
  }

#timeListener = (name) => {
    this.#unfinished.set(name, Date.now())
  }

#timeEndListener = (name) => {
    if (this.#unfinished.has(name)) {
      const ms = Date.now() - this.#unfinished.get(name)
      this.#finished[name] = ms
      this.#unfinished.delete(name)
      this.emit(this.#onTimeEnd, name, ms)
    } else {
      log.silly('timing', "Tried to end timer that doesn't exist:", name)
    }
  }
}

module.exports = Timers

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