gorillajs/app/plugins/ssl/node_modules/fs.realpath/index.js

A smart development environment designed to easily install and neatly manage web applications. Gorilla JS frees you from the repetitive daily tasks like apps installation, database management, creation of virtual environment, server configuration… And it

module.exports = realpath
realpath.realpath = realpath
realpath.sync = realpathSync
realpath.realpathSync = realpathSync
realpath.monkeypatch = monkeypatch
realpath.unmonkeypatch = unmonkeypatch

var fs = require('fs')
var origRealpath = fs.realpath
var origRealpathSync = fs.realpathSync

var version = process.version
var ok = /^v[0-5]\./.test(version)
var old = require('./old.js')

function newError (er) {
  return er && er.syscall === 'realpath' && (
    er.code === 'ELOOP' ||
    er.code === 'ENOMEM' ||
    er.code === 'ENAMETOOLONG'
  )
}

function realpath (p, cache, cb) {
  if (ok) {
    return origRealpath(p, cache, cb)
  }

  if (typeof cache === 'function') {
    cb = cache
    cache = null
  }
  origRealpath(p, cache, function (er, result) {
    if (newError(er)) {
      old.realpath(p, cache, cb)
    } else {
      cb(er, result)
    }
  })
}

function realpathSync (p, cache) {
  if (ok) {
    return origRealpathSync(p, cache)
  }

  try {
    return origRealpathSync(p, cache)
  } catch (er) {
    if (newError(er)) {
      return old.realpathSync(p, cache)
    } else {
      throw er
    }
  }
}

function monkeypatch () {
  fs.realpath = realpath
  fs.realpathSync = realpathSync
}

function unmonkeypatch () {
  fs.realpath = origRealpath
  fs.realpathSync = origRealpathSync
}