67 lines
1.3 KiB
JavaScript
Vendored
67 lines
1.3 KiB
JavaScript
Vendored
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
|
|
}
|