Gecko [ lorencats.com ]

Name	Size	Permission
auth	[ DIR ]	drwxr-xr-x
config	[ DIR ]	drwxr-xr-x
doctor	[ DIR ]	drwxr-xr-x
install	[ DIR ]	drwxr-xr-x
search	[ DIR ]	drwxr-xr-x
utils	[ DIR ]	drwxr-xr-x
access.js	3.23 KB	-rw-r--r--
adduser.js	1.28 KB	-rw-r--r--
bin.js	515 B	-rw-r--r--
bugs.js	879 B	-rw-r--r--
build.js	4.45 KB	-rw-r--r--
cache.js	4.43 KB	-rw-r--r--
ci.js	771 B	-rw-r--r--
completion.js	7.06 KB	-rw-r--r--
config.js	7.22 KB	-rw-r--r--
dedupe.js	4.84 KB	-rw-r--r--
deprecate.js	1.41 KB	-rw-r--r--
dist-tag.js	3.67 KB	-rw-r--r--
docs.js	1.05 KB	-rw-r--r--
doctor.js	3.97 KB	-rw-r--r--
edit.js	985 B	-rw-r--r--
explore.js	1.63 KB	-rw-r--r--
fetch-package-metadata.js	3.96 KB	-rw-r--r--
get.js	235 B	-rw-r--r--
help-search.js	5.65 KB	-rw-r--r--
help.js	6.32 KB	-rw-r--r--
init.js	1.26 KB	-rw-r--r--
install-test.js	507 B	-rw-r--r--
install.js	33.67 KB	-rw-r--r--
link.js	5.56 KB	-rw-r--r--
logout.js	1.1 KB	-rw-r--r--
ls.js	15.83 KB	-rw-r--r--
npm.js	13.3 KB	-rw-r--r--
outdated.js	12.15 KB	-rw-r--r--
owner.js	7.55 KB	-rw-r--r--
pack.js	7.39 KB	-rw-r--r--
ping.js	688 B	-rw-r--r--
prefix.js	330 B	-rw-r--r--
profile.js	11.14 KB	-rw-r--r--
prune.js	2.23 KB	-rw-r--r--
publish.js	6.1 KB	-rw-r--r--
rebuild.js	2.09 KB	-rw-r--r--
repo.js	1.45 KB	-rw-r--r--
restart.js	64 B	-rw-r--r--
root.js	316 B	-rw-r--r--
run-script.js	5.18 KB	-rw-r--r--
search.js	3.15 KB	-rw-r--r--
set.js	276 B	-rw-r--r--
shrinkwrap.js	7.92 KB	-rw-r--r--
star.js	1.17 KB	-rw-r--r--
stars.js	1.1 KB	-rw-r--r--
start.js	62 B	-rw-r--r--
stop.js	61 B	-rw-r--r--
substack.js	509 B	-rw-r--r--
team.js	1.41 KB	-rw-r--r--
test.js	324 B	-rw-r--r--
token.js	6.91 KB	-rw-r--r--
unbuild.js	4.11 KB	-rw-r--r--
uninstall.js	2.22 KB	-rw-r--r--
unpublish.js	3.55 KB	-rw-r--r--
update.js	2.18 KB	-rw-r--r--
version.js	9.36 KB	-rw-r--r--
view.js	9.26 KB	-rw-r--r--
visnup.js	4.01 KB	-rw-r--r--
whoami.js	1.42 KB	-rw-r--r--
xmas.js	1.58 KB	-rw-r--r--

Code Editor : shrinkwrap.js

'use strict'

const BB = require('bluebird')

const chain = require('slide').chain
const detectIndent = require('detect-indent')
const detectNewline = require('detect-newline')
const readFile = BB.promisify(require('graceful-fs').readFile)
const getRequested = require('./install/get-requested.js')
const id = require('./install/deps.js')
const iferr = require('iferr')
const isOnlyOptional = require('./install/is-only-optional.js')
const isOnlyDev = require('./install/is-only-dev.js')
const lifecycle = require('./utils/lifecycle.js')
const log = require('npmlog')
const moduleName = require('./utils/module-name.js')
const move = require('move-concurrently')
const npm = require('./npm.js')
const path = require('path')
const readPackageTree = BB.promisify(require('read-package-tree'))
const ssri = require('ssri')
const stringifyPackage = require('./utils/stringify-package')
const validate = require('aproba')
const writeFileAtomic = require('write-file-atomic')
const unixFormatPath = require('./utils/unix-format-path.js')
const isRegistry = require('./utils/is-registry.js')

const PKGLOCK = 'package-lock.json'
const SHRINKWRAP = 'npm-shrinkwrap.json'
const PKGLOCK_VERSION = npm.lockfileVersion

// emit JSON describing versions of all packages currently installed (for later
// use with shrinkwrap install)
shrinkwrap.usage = 'npm shrinkwrap'

module.exports = exports = shrinkwrap
function shrinkwrap (args, silent, cb) {
  if (typeof cb !== 'function') {
    cb = silent
    silent = false
  }

if (args.length) {
    log.warn('shrinkwrap', "doesn't take positional args")
  }

move(
    path.resolve(npm.prefix, PKGLOCK),
    path.resolve(npm.prefix, SHRINKWRAP),
    { Promise: BB }
  ).then(() => {
    log.notice('', `${PKGLOCK} has been renamed to ${SHRINKWRAP}. ${SHRINKWRAP} will be used for future installations.`)
    return readFile(path.resolve(npm.prefix, SHRINKWRAP)).then((d) => {
      return JSON.parse(d)
    })
  }, (err) => {
    if (err.code !== 'ENOENT') {
      throw err
    } else {
      return readPackageTree(npm.localPrefix).then(
        id.computeMetadata
      ).then((tree) => {
        return BB.fromNode((cb) => {
          createShrinkwrap(tree, {
            silent,
            defaultFile: SHRINKWRAP
          }, cb)
        })
      })
    }
  }).then((data) => cb(null, data), cb)
}

module.exports.createShrinkwrap = createShrinkwrap

function createShrinkwrap (tree, opts, cb) {
  opts = opts || {}
  lifecycle(tree.package, 'preshrinkwrap', tree.path, function () {
    const pkginfo = treeToShrinkwrap(tree)
    chain([
      [lifecycle, tree.package, 'shrinkwrap', tree.path],
      [shrinkwrap_, tree.path, pkginfo, opts],
      [lifecycle, tree.package, 'postshrinkwrap', tree.path]
    ], iferr(cb, function (data) {
      cb(null, pkginfo)
    }))
  })
}

function treeToShrinkwrap (tree) {
  validate('O', arguments)
  var pkginfo = {}
  if (tree.package.name) pkginfo.name = tree.package.name
  if (tree.package.version) pkginfo.version = tree.package.version
  if (tree.children.length) {
    pkginfo.requires = true
    shrinkwrapDeps(pkginfo.dependencies = {}, tree, tree)
  }
  return pkginfo
}

function shrinkwrapDeps (deps, top, tree, seen) {
  validate('OOO', [deps, top, tree])
  if (!seen) seen = new Set()
  if (seen.has(tree)) return
  seen.add(tree)
  sortModules(tree.children).forEach(function (child) {
    if (child.fakeChild) {
      deps[moduleName(child)] = child.fakeChild
      return
    }
    var childIsOnlyDev = isOnlyDev(child)
    var pkginfo = deps[moduleName(child)] = {}
    var requested = child.package._requested || getRequested(child) || {}
    pkginfo.version = childVersion(top, child, requested)
    if (child.fromBundle || child.isInLink) {
      pkginfo.bundled = true
    } else {
      if (isRegistry(requested)) {
        pkginfo.resolved = child.package._resolved
      }
      // no integrity for git deps as integirty hashes are based on the
      // tarball and we can't (yet) create consistent tarballs from a stable
      // source.
      if (requested.type !== 'git') {
        pkginfo.integrity = child.package._integrity
        if (!pkginfo.integrity && child.package._shasum) {
          pkginfo.integrity = ssri.fromHex(child.package._shasum, 'sha1')
        }
      }
    }
    if (childIsOnlyDev) pkginfo.dev = true
    if (isOnlyOptional(child)) pkginfo.optional = true
    if (child.requires.length) {
      pkginfo.requires = {}
      sortModules(child.requires).forEach((required) => {
        var requested = required.package._requested || getRequested(required) || {}
        pkginfo.requires[moduleName(required)] = childVersion(top, required, requested)
      })
    }
    if (child.children.length) {
      pkginfo.dependencies = {}
      shrinkwrapDeps(pkginfo.dependencies, top, child, seen)
    }
  })
}

function sortModules (modules) {
  // sort modules with the locale-agnostic Unicode sort
  var sortedModuleNames = modules.map(moduleName).sort()
  return modules.sort((a, b) => (
    sortedModuleNames.indexOf(moduleName(a)) - sortedModuleNames.indexOf(moduleName(b))
  ))
}

function childVersion (top, child, req) {
  if (req.type === 'directory' || req.type === 'file') {
    return 'file:' + unixFormatPath(path.relative(top.path, child.package._resolved || req.fetchSpec))
  } else if (!isRegistry(req) && !child.fromBundle) {
    return child.package._resolved || req.saveSpec || req.rawSpec
  } else {
    return child.package.version
  }
}

function shrinkwrap_ (dir, pkginfo, opts, cb) {
  save(dir, pkginfo, opts, cb)
}

function save (dir, pkginfo, opts, cb) {
  // copy the keys over in a well defined order
  // because javascript objects serialize arbitrarily
  BB.join(
    checkPackageFile(dir, SHRINKWRAP),
    checkPackageFile(dir, PKGLOCK),
    checkPackageFile(dir, 'package.json'),
    (shrinkwrap, lockfile, pkg) => {
      const info = (
        shrinkwrap ||
        lockfile ||
        {
          path: path.resolve(dir, opts.defaultFile || PKGLOCK),
          data: '{}',
          indent: pkg && pkg.indent,
          newline: pkg && pkg.newline
        }
      )
      const updated = updateLockfileMetadata(pkginfo, pkg && JSON.parse(pkg.raw))
      const swdata = stringifyPackage(updated, info.indent, info.newline)
      if (swdata === info.raw) {
        // skip writing if file is identical
        log.verbose('shrinkwrap', `skipping write for ${path.basename(info.path)} because there were no changes.`)
        cb(null, pkginfo)
      } else {
        writeFileAtomic(info.path, swdata, (err) => {
          if (err) return cb(err)
          if (opts.silent) return cb(null, pkginfo)
          if (!shrinkwrap && !lockfile) {
            log.notice('', `created a lockfile as ${path.basename(info.path)}. You should commit this file.`)
          }
          cb(null, pkginfo)
        })
      }
    }
  ).then((file) => {
  }, cb)
}

function updateLockfileMetadata (pkginfo, pkgJson) {
  // This is a lot of work just to make sure the extra metadata fields are
  // between version and dependencies fields, without affecting any other stuff
  const newPkg = {}
  let metainfoWritten = false
  const metainfo = new Set([
    'lockfileVersion',
    'preserveSymlinks'
  ])
  Object.keys(pkginfo).forEach((k) => {
    if (k === 'dependencies') {
      writeMetainfo(newPkg)
    }
    if (!metainfo.has(k)) {
      newPkg[k] = pkginfo[k]
    }
    if (k === 'version') {
      writeMetainfo(newPkg)
    }
  })
  if (!metainfoWritten) {
    writeMetainfo(newPkg)
  }
  function writeMetainfo (pkginfo) {
    pkginfo.lockfileVersion = PKGLOCK_VERSION
    if (process.env.NODE_PRESERVE_SYMLINKS) {
      pkginfo.preserveSymlinks = process.env.NODE_PRESERVE_SYMLINKS
    }
    metainfoWritten = true
  }
  return newPkg
}

function checkPackageFile (dir, name) {
  const file = path.resolve(dir, name)
  return readFile(
    file, 'utf8'
  ).then((data) => {
    return {
      path: file,
      raw: data,
      indent: detectIndent(data).indent,
      newline: detectNewline(data)
    }
  }).catch({code: 'ENOENT'}, () => {})
}

${this.title}

Code Editor : shrinkwrap.js