ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: opt / alt / alt-nodejs6 / root / usr / lib / node_modules / npm / lib

// prune extraneous packages.

module.exports = prune

prune.usage = 'npm prune [[<@scope>/]<pkg>...] [--production]'

var readInstalled = require('read-installed')
var npm = require('./npm.js')
var path = require('path')
var readJson = require('read-package-json')
var log = require('npmlog')

prune.completion = require('./utils/completion/installed-deep.js')

function prune (args, cb) {
  // check if is a valid package.json file
  var jsonFile = path.resolve(npm.dir, '..', 'package.json')
  readJson(jsonFile, log.warn, function (er) {
    if (er) return cb(er)
    next()
  })

function next () {
    var opt = {
      depth: npm.config.get('depth'),
      dev: !npm.config.get('production') || npm.config.get('dev')
    }
    readInstalled(npm.prefix, opt, function (er, data) {
      if (er) return cb(er)
      prune_(args, data, cb)
    })
  }
}

function prune_ (args, data, cb) {
  npm.commands.unbuild(prunables(args, data, []), cb)
}

function prunables (args, data, seen) {
  var deps = data.dependencies || {}
  return Object.keys(deps).map(function (d) {
    if (typeof deps[d] !== 'object' || seen.indexOf(deps[d]) !== -1) return null
    seen.push(deps[d])
    if (deps[d].extraneous && (args.length === 0 || args.indexOf(d) !== -1)) {
      var extra = deps[d]
      delete deps[d]
      return extra.path
    }
    return prunables(args, deps[d], seen)
  }).filter(function (d) { return d !== null })
  .reduce(function FLAT (l, r) {
    return l.concat(Array.isArray(r) ? r.reduce(FLAT, []) : r)
  }, [])
}

[-] config.js [edit]
[-] help.js [edit]
[-] team.js [edit]
[-] stop.js [edit]
[-] shrinkwrap.js [edit]
[-] tag.js [edit]
[-] pack.js [edit]
[-] explore.js [edit]
[-] docs.js [edit]
[-] deprecate.js [edit]
[-] root.js [edit]
[-] uninstall.js [edit]
[-] npm.js [edit]
[-] outdated.js [edit]
[-] logout.js [edit]
[-] visnup.js [edit]
[-] ls.js [edit]
[-] unpublish.js [edit]
[+] config
[-] help-search.js [edit]
[-] restart.js [edit]
[-] bugs.js [edit]
[-] get.js [edit]
[-] set.js [edit]
[-] search.js [edit]
[+] cache
[-] fetch-package-metadata.js [edit]
[+] ..
[-] unbuild.js [edit]
[-] update.js [edit]
[+] utils
[-] xmas.js [edit]
[-] link.js [edit]
[-] access.js [edit]
[-] run-script.js [edit]
[-] prefix.js [edit]
[-] ping.js [edit]
[-] repo.js [edit]
[-] stars.js [edit]
[-] install.js [edit]
[+] install
[-] build.js [edit]
[-] test.js [edit]
[-] fetch-package-metadata.md [edit]
[-] init.js [edit]
[-] completion.js [edit]
[-] edit.js [edit]
[-] install-test.js [edit]
[-] bin.js [edit]
[-] view.js [edit]
[-] owner.js [edit]
[-] dist-tag.js [edit]
[-] adduser.js [edit]
[-] dedupe.js [edit]
[-] start.js [edit]
[-] whoami.js [edit]
[-] prune.js [edit]
[-] substack.js [edit]
[-] cache.js [edit]
[-] publish.js [edit]
[-] star.js [edit]
[-] rebuild.js [edit]
[-] version.js [edit]