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66 regels
1.3 KiB
66 regels
1.3 KiB
module.exports = realpath
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realpath.realpath = realpath
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realpath.sync = realpathSync
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realpath.realpathSync = realpathSync
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realpath.monkeypatch = monkeypatch
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realpath.unmonkeypatch = unmonkeypatch
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var fs = require('fs')
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var origRealpath = fs.realpath
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var origRealpathSync = fs.realpathSync
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var version = process.version
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var ok = /^v[0-5]\./.test(version)
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var old = require('./old.js')
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function newError (er) {
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return er && er.syscall === 'realpath' && (
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er.code === 'ELOOP' ||
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er.code === 'ENOMEM' ||
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er.code === 'ENAMETOOLONG'
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)
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}
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function realpath (p, cache, cb) {
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if (ok) {
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return origRealpath(p, cache, cb)
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}
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if (typeof cache === 'function') {
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cb = cache
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cache = null
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}
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origRealpath(p, cache, function (er, result) {
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if (newError(er)) {
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old.realpath(p, cache, cb)
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} else {
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cb(er, result)
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}
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})
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}
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function realpathSync (p, cache) {
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if (ok) {
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return origRealpathSync(p, cache)
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}
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try {
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return origRealpathSync(p, cache)
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} catch (er) {
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if (newError(er)) {
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return old.realpathSync(p, cache)
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} else {
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throw er
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}
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}
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}
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function monkeypatch () {
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fs.realpath = realpath
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fs.realpathSync = realpathSync
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}
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function unmonkeypatch () {
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fs.realpath = origRealpath
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fs.realpathSync = origRealpathSync
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}
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