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?? access.js(5.45 KB)
?? adduser.js(2.2 KB)
?? audit.js(11.95 KB)
?? bin.js(729 B)
?? birthday.js(508 B)
?? bugs.js(815 B)
?? cache.js(7.08 KB)
?? ci.js(3.63 KB)
?? completion.js(8.91 KB)
?? config.js(8.11 KB)
?? dedupe.js(1.37 KB)
?? deprecate.js(2.06 KB)
?? diff.js(8.1 KB)
?? dist-tag.js(5.47 KB)
?? docs.js(447 B)
?? doctor.js(9.22 KB)
?? edit.js(2 KB)
?? exec.js(2.44 KB)
?? explain.js(3.55 KB)
?? explore.js(2.33 KB)
?? find-dupes.js(602 B)
?? fund.js(6.37 KB)
?? get.js(524 B)
?? help-search.js(5.62 KB)
?? help.js(4.53 KB)
?? hook.js(3.93 KB)
?? init.js(6.81 KB)
?? install-ci-test.js(377 B)
?? install-test.js(374 B)
?? install.js(5.11 KB)
?? link.js(5.02 KB)
?? ll.js(234 B)
?? logout.js(1.34 KB)
?? ls.js(16.94 KB)
?? org.js(4.2 KB)
?? outdated.js(8.84 KB)
?? owner.js(5.88 KB)
?? pack.js(2.36 KB)
?? ping.js(874 B)
?? pkg.js(3.47 KB)
?? prefix.js(343 B)
?? profile.js(11.25 KB)
?? prune.js(779 B)
?? publish.js(6.33 KB)
?? query.js(2.81 KB)
?? rebuild.js(2.16 KB)
?? repo.js(1.24 KB)
?? restart.js(351 B)
?? root.js(298 B)
?? run-script.js(6.9 KB)
?? search.js(2.72 KB)
?? set-script.js(2.63 KB)
?? set.js(572 B)
?? shrinkwrap.js(2.64 KB)
?? star.js(1.87 KB)
?? stars.js(1.03 KB)
?? start.js(341 B)
?? stop.js(336 B)
?? team.js(4.44 KB)
?? test.js(336 B)
?? token.js(6.79 KB)
?? uninstall.js(1.52 KB)
?? unpublish.js(4.51 KB)
?? unstar.js(182 B)
?? update.js(1.7 KB)
?? version.js(3.6 KB)
?? view.js(14.38 KB)
?? whoami.js(514 B)

Editing: doctor.js

const cacache = require('cacache')
const fs = require('fs')
const fetch = require('make-fetch-happen')
const table = require('text-table')
const which = require('which')
const pacote = require('pacote')
const { resolve } = require('path')
const semver = require('semver')
const { promisify } = require('util')
const log = require('../utils/log-shim.js')
const ansiTrim = require('../utils/ansi-trim.js')
const ping = require('../utils/ping.js')
const {
  registry: { default: defaultRegistry },
} = require('../utils/config/definitions.js')
const lstat = promisify(fs.lstat)
const readdir = promisify(fs.readdir)
const access = promisify(fs.access)
const { R_OK, W_OK, X_OK } = fs.constants
const maskLabel = mask => {
  const label = []
  if (mask & R_OK) {
    label.push('readable')
  }

if (mask & W_OK) {
    label.push('writable')
  }

if (mask & X_OK) {
    label.push('executable')
  }

return label.join(', ')
}

const BaseCommand = require('../base-command.js')
class Doctor extends BaseCommand {
  static description = 'Check your npm environment'
  static name = 'doctor'
  static params = ['registry']
  static ignoreImplicitWorkspace = false

async exec (args) {
    log.info('Running checkup')

// each message is [title, ok, message]
    const messages = []

const actions = [
      ['npm ping', 'checkPing', []],
      ['npm -v', 'getLatestNpmVersion', []],
      ['node -v', 'getLatestNodejsVersion', []],
      ['npm config get registry', 'checkNpmRegistry', []],
      ['which git', 'getGitPath', []],
      ...(process.platform === 'win32'
        ? []
        : [
          [
            'Perms check on cached files',
            'checkFilesPermission',
            [this.npm.cache, true, R_OK],
          ], [
            'Perms check on local node_modules',
            'checkFilesPermission',
            [this.npm.localDir, true, R_OK | W_OK, true],
          ], [
            'Perms check on global node_modules',
            'checkFilesPermission',
            [this.npm.globalDir, false, R_OK],
          ], [
            'Perms check on local bin folder',
            'checkFilesPermission',
            [this.npm.localBin, false, R_OK | W_OK | X_OK, true],
          ], [
            'Perms check on global bin folder',
            'checkFilesPermission',
            [this.npm.globalBin, false, X_OK],
          ],
        ]),
      [
        'Verify cache contents',
        'verifyCachedFiles',
        [this.npm.flatOptions.cache],
      ],
      // TODO:
      // - ensure arborist.loadActual() runs without errors and no invalid edges
      // - ensure package-lock.json matches loadActual()
      // - verify loadActual without hidden lock file matches hidden lockfile
      // - verify all local packages have bins linked
    ]

// Do the actual work
    for (const [msg, fn, args] of actions) {
      const line = [msg]
      try {
        line.push(true, await this[fn](...args))
      } catch (er) {
        line.push(false, er)
      }
      messages.push(line)
    }

const outHead = ['Check', 'Value', 'Recommendation/Notes'].map(h => this.npm.chalk.underline(h))
    let allOk = true
    const outBody = messages.map(item => {
      if (!item[1]) {
        allOk = false
        item[0] = this.npm.chalk.red(item[0])
        item[1] = this.npm.chalk.red('not ok')
        item[2] = this.npm.chalk.magenta(String(item[2]))
      } else {
        item[1] = this.npm.chalk.green('ok')
      }
      return item
    })
    const outTable = [outHead, ...outBody]
    const tableOpts = {
      stringLength: s => ansiTrim(s).length,
    }

if (!this.npm.silent) {
      this.npm.output(table(outTable, tableOpts))
    }
    if (!allOk) {
      throw new Error('Some problems found. See above for recommendations.')
    }
  }

async checkPing () {
    const tracker = log.newItem('checkPing', 1)
    tracker.info('checkPing', 'Pinging registry')
    try {
      await ping({ ...this.npm.flatOptions, retry: false })
      return ''
    } catch (er) {
      if (/^E\d{3}$/.test(er.code || '')) {
        throw er.code.slice(1) + ' ' + er.message
      } else {
        throw er.message
      }
    } finally {
      tracker.finish()
    }
  }

async getLatestNpmVersion () {
    const tracker = log.newItem('getLatestNpmVersion', 1)
    tracker.info('getLatestNpmVersion', 'Getting npm package information')
    try {
      const latest = (await pacote.manifest('npm@latest', this.npm.flatOptions)).version
      if (semver.gte(this.npm.version, latest)) {
        return `current: v${this.npm.version}, latest: v${latest}`
      } else {
        throw `Use npm v${latest}`
      }
    } finally {
      tracker.finish()
    }
  }

async getLatestNodejsVersion () {
    // XXX get the latest in the current major as well
    const current = process.version
    const currentRange = `^${current}`
    const url = 'https://nodejs.org/dist/index.json'
    const tracker = log.newItem('getLatestNodejsVersion', 1)
    tracker.info('getLatestNodejsVersion', 'Getting Node.js release information')
    try {
      const res = await fetch(url, { method: 'GET', ...this.npm.flatOptions })
      const data = await res.json()
      let maxCurrent = '0.0.0'
      let maxLTS = '0.0.0'
      for (const { lts, version } of data) {
        if (lts && semver.gt(version, maxLTS)) {
          maxLTS = version
        }

if (semver.satisfies(version, currentRange) && semver.gt(version, maxCurrent)) {
          maxCurrent = version
        }
      }
      const recommended = semver.gt(maxCurrent, maxLTS) ? maxCurrent : maxLTS
      if (semver.gte(process.version, recommended)) {
        return `current: ${current}, recommended: ${recommended}`
      } else {
        throw `Use node ${recommended} (current: ${current})`
      }
    } finally {
      tracker.finish()
    }
  }

async checkFilesPermission (root, shouldOwn, mask, missingOk) {
    let ok = true

const tracker = log.newItem(root, 1)

try {
      const uid = process.getuid()
      const gid = process.getgid()
      const files = new Set([root])
      for (const f of files) {
        tracker.silly('checkFilesPermission', f.slice(root.length + 1))
        const st = await lstat(f).catch(er => {
          // if it can't be missing, or if it can and the error wasn't that it was missing
          if (!missingOk || er.code !== 'ENOENT') {
            ok = false
            tracker.warn('checkFilesPermission', 'error getting info for ' + f)
          }
        })

tracker.completeWork(1)

if (!st) {
          continue
        }

if (shouldOwn && (uid !== st.uid || gid !== st.gid)) {
          tracker.warn('checkFilesPermission', 'should be owner of ' + f)
          ok = false
        }

if (!st.isDirectory() && !st.isFile()) {
          continue
        }

try {
          await access(f, mask)
        } catch (er) {
          ok = false
          const msg = `Missing permissions on ${f} (expect: ${maskLabel(mask)})`
          tracker.error('checkFilesPermission', msg)
          continue
        }

if (st.isDirectory()) {
          const entries = await readdir(f).catch(er => {
            ok = false
            tracker.warn('checkFilesPermission', 'error reading directory ' + f)
            return []
          })
          for (const entry of entries) {
            files.add(resolve(f, entry))
          }
        }
      }
    } finally {
      tracker.finish()
      if (!ok) {
        throw (
          `Check the permissions of files in ${root}` +
          (shouldOwn ? ' (should be owned by current user)' : '')
        )
      } else {
        return ''
      }
    }
  }

async getGitPath () {
    const tracker = log.newItem('getGitPath', 1)
    tracker.info('getGitPath', 'Finding git in your PATH')
    try {
      return await which('git').catch(er => {
        tracker.warn(er)
        throw "Install git and ensure it's in your PATH."
      })
    } finally {
      tracker.finish()
    }
  }

async verifyCachedFiles () {
    const tracker = log.newItem('verifyCachedFiles', 1)
    tracker.info('verifyCachedFiles', 'Verifying the npm cache')
    try {
      const stats = await cacache.verify(this.npm.flatOptions.cache)
      const { badContentCount, reclaimedCount, missingContent, reclaimedSize } = stats
      if (badContentCount || reclaimedCount || missingContent) {
        if (badContentCount) {
          tracker.warn('verifyCachedFiles', `Corrupted content removed: ${badContentCount}`)
        }

if (reclaimedCount) {
          tracker.warn(
            'verifyCachedFiles',
            `Content garbage-collected: ${reclaimedCount} (${reclaimedSize} bytes)`
          )
        }

if (missingContent) {
          tracker.warn('verifyCachedFiles', `Missing content: ${missingContent}`)
        }

tracker.warn('verifyCachedFiles', 'Cache issues have been fixed')
      }
      tracker.info(
        'verifyCachedFiles',
        `Verification complete. Stats: ${JSON.stringify(stats, null, 2)}`
      )
      return `verified ${stats.verifiedContent} tarballs`
    } finally {
      tracker.finish()
    }
  }

async checkNpmRegistry () {
    if (this.npm.flatOptions.registry !== defaultRegistry) {
      throw `Try \`npm config set registry=${defaultRegistry}\``
    } else {
      return `using default registry (${defaultRegistry})`
    }
  }
}

module.exports = Doctor

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Editing: doctor.js

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