/usr/lib/node_modules/npm/lib
Edit: /usr/lib/node_modules/npm/lib/doctor.js (4075B)
'use strict'
const ansiTrim = require('./utils/ansi-trim')
const chain = require('slide').chain
const color = require('ansicolors')
const defaultRegistry = require('./config/defaults').defaults.registry
const log = require('npmlog')
const npm = require('./npm')
const output = require('./utils/output')
const path = require('path')
const semver = require('semver')
const styles = require('ansistyles')
const table = require('text-table')
// steps
const checkFilesPermission = require('./doctor/check-files-permission')
const checkPing = require('./doctor/check-ping')
const getGitPath = require('./doctor/get-git-path')
const getLatestNodejsVersion = require('./doctor/get-latest-nodejs-version')
const getLatestNpmVersion = require('./doctor/get-latest-npm-version')
const verifyCachedFiles = require('./doctor/verify-cached-files')
const globalNodeModules = path.join(npm.config.globalPrefix, 'lib', 'node_modules')
const localNodeModules = path.join(npm.config.localPrefix, 'node_modules')
module.exports = doctor
doctor.usage = 'npm doctor'
function doctor (args, silent, cb) {
args = args || {}
if (typeof cb !== 'function') {
cb = silent
silent = false
}
const actionsToRun = [
[checkPing],
[getLatestNpmVersion],
[getLatestNodejsVersion, args['node-url']],
[getGitPath],
[checkFilesPermission, npm.cache, 4, 6],
[checkFilesPermission, globalNodeModules, 4, 4],
[checkFilesPermission, localNodeModules, 6, 6],
[verifyCachedFiles, path.join(npm.cache, '_cacache')]
]
log.info('doctor', 'Running checkup')
chain(actionsToRun, function (stderr, stdout) {
if (stderr && stderr.message !== 'not found: git') return cb(stderr)
const list = makePretty(stdout)
let outHead = ['Check', 'Value', 'Recommendation']
let outBody = list
if (npm.color) {
outHead = outHead.map(function (item) {
return styles.underline(item)
})
outBody = outBody.map(function (item) {
if (item[2]) {
item[0] = color.red(item[0])
item[2] = color.magenta(item[2])
}
return item
})
}
const outTable = [outHead].concat(outBody)
const tableOpts = {
stringLength: function (s) { return ansiTrim(s).length }
}
if (!silent) output(table(outTable, tableOpts))
cb(null, list)
})
}
function makePretty (p) {
const ping = p[1]
const npmLTS = p[2]
const nodeLTS = p[3].replace('v', '')
const whichGit = p[4] || 'not installed'
const readbleCaches = p[5] ? 'ok' : 'notOk'
const executableGlobalModules = p[6] ? 'ok' : 'notOk'
const executableLocalModules = p[7] ? 'ok' : 'notOk'
const cacheStatus = p[8] ? `verified ${p[8].verifiedContent} tarballs` : 'notOk'
const npmV = npm.version
const nodeV = process.version.replace('v', '')
const registry = npm.config.get('registry') || ''
const list = [
['npm ping', ping],
['npm -v', 'v' + npmV],
['node -v', 'v' + nodeV],
['npm config get registry', registry],
['which git', whichGit],
['Perms check on cached files', readbleCaches],
['Perms check on global node_modules', executableGlobalModules],
['Perms check on local node_modules', executableLocalModules],
['Verify cache contents', cacheStatus]
]
if (p[0] !== 200) list[0][2] = 'Check your internet connection'
if (!semver.satisfies(npmV, '>=' + npmLTS)) list[1][2] = 'Use npm v' + npmLTS
if (!semver.satisfies(nodeV, '>=' + nodeLTS)) list[2][2] = 'Use node v' + nodeLTS
if (registry !== defaultRegistry) list[3][2] = 'Try `npm config set registry ' + defaultRegistry + '`'
if (whichGit === 'not installed') list[4][2] = 'Install git and ensure it\'s in your PATH.'
if (readbleCaches !== 'ok') list[5][2] = 'Check the permissions of your files in ' + npm.config.get('cache')
if (executableGlobalModules !== 'ok') list[6][2] = globalNodeModules + ' must be readable and writable by the current user.'
if (executableLocalModules !== 'ok') list[7][2] = localNodeModules + ' must be readable and writable by the current user.'
return list
}