aboutsummaryrefslogtreecommitdiff
path: root/node_modules/glob/sync.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/glob/sync.js')
-rw-r--r--node_modules/glob/sync.js486
1 files changed, 486 insertions, 0 deletions
diff --git a/node_modules/glob/sync.js b/node_modules/glob/sync.js
new file mode 100644
index 0000000..c952134
--- /dev/null
+++ b/node_modules/glob/sync.js
@@ -0,0 +1,486 @@
+module.exports = globSync
+globSync.GlobSync = GlobSync
+
+var fs = require('fs')
+var rp = require('fs.realpath')
+var minimatch = require('minimatch')
+var Minimatch = minimatch.Minimatch
+var Glob = require('./glob.js').Glob
+var util = require('util')
+var path = require('path')
+var assert = require('assert')
+var isAbsolute = require('path-is-absolute')
+var common = require('./common.js')
+var alphasort = common.alphasort
+var alphasorti = common.alphasorti
+var setopts = common.setopts
+var ownProp = common.ownProp
+var childrenIgnored = common.childrenIgnored
+var isIgnored = common.isIgnored
+
+function globSync (pattern, options) {
+ if (typeof options === 'function' || arguments.length === 3)
+ throw new TypeError('callback provided to sync glob\n'+
+ 'See: https://github.com/isaacs/node-glob/issues/167')
+
+ return new GlobSync(pattern, options).found
+}
+
+function GlobSync (pattern, options) {
+ if (!pattern)
+ throw new Error('must provide pattern')
+
+ if (typeof options === 'function' || arguments.length === 3)
+ throw new TypeError('callback provided to sync glob\n'+
+ 'See: https://github.com/isaacs/node-glob/issues/167')
+
+ if (!(this instanceof GlobSync))
+ return new GlobSync(pattern, options)
+
+ setopts(this, pattern, options)
+
+ if (this.noprocess)
+ return this
+
+ var n = this.minimatch.set.length
+ this.matches = new Array(n)
+ for (var i = 0; i < n; i ++) {
+ this._process(this.minimatch.set[i], i, false)
+ }
+ this._finish()
+}
+
+GlobSync.prototype._finish = function () {
+ assert(this instanceof GlobSync)
+ if (this.realpath) {
+ var self = this
+ this.matches.forEach(function (matchset, index) {
+ var set = self.matches[index] = Object.create(null)
+ for (var p in matchset) {
+ try {
+ p = self._makeAbs(p)
+ var real = rp.realpathSync(p, self.realpathCache)
+ set[real] = true
+ } catch (er) {
+ if (er.syscall === 'stat')
+ set[self._makeAbs(p)] = true
+ else
+ throw er
+ }
+ }
+ })
+ }
+ common.finish(this)
+}
+
+
+GlobSync.prototype._process = function (pattern, index, inGlobStar) {
+ assert(this instanceof GlobSync)
+
+ // Get the first [n] parts of pattern that are all strings.
+ var n = 0
+ while (typeof pattern[n] === 'string') {
+ n ++
+ }
+ // now n is the index of the first one that is *not* a string.
+
+ // See if there's anything else
+ var prefix
+ switch (n) {
+ // if not, then this is rather simple
+ case pattern.length:
+ this._processSimple(pattern.join('/'), index)
+ return
+
+ case 0:
+ // pattern *starts* with some non-trivial item.
+ // going to readdir(cwd), but not include the prefix in matches.
+ prefix = null
+ break
+
+ default:
+ // pattern has some string bits in the front.
+ // whatever it starts with, whether that's 'absolute' like /foo/bar,
+ // or 'relative' like '../baz'
+ prefix = pattern.slice(0, n).join('/')
+ break
+ }
+
+ var remain = pattern.slice(n)
+
+ // get the list of entries.
+ var read
+ if (prefix === null)
+ read = '.'
+ else if (isAbsolute(prefix) || isAbsolute(pattern.join('/'))) {
+ if (!prefix || !isAbsolute(prefix))
+ prefix = '/' + prefix
+ read = prefix
+ } else
+ read = prefix
+
+ var abs = this._makeAbs(read)
+
+ //if ignored, skip processing
+ if (childrenIgnored(this, read))
+ return
+
+ var isGlobStar = remain[0] === minimatch.GLOBSTAR
+ if (isGlobStar)
+ this._processGlobStar(prefix, read, abs, remain, index, inGlobStar)
+ else
+ this._processReaddir(prefix, read, abs, remain, index, inGlobStar)
+}
+
+
+GlobSync.prototype._processReaddir = function (prefix, read, abs, remain, index, inGlobStar) {
+ var entries = this._readdir(abs, inGlobStar)
+
+ // if the abs isn't a dir, then nothing can match!
+ if (!entries)
+ return
+
+ // It will only match dot entries if it starts with a dot, or if
+ // dot is set. Stuff like @(.foo|.bar) isn't allowed.
+ var pn = remain[0]
+ var negate = !!this.minimatch.negate
+ var rawGlob = pn._glob
+ var dotOk = this.dot || rawGlob.charAt(0) === '.'
+
+ var matchedEntries = []
+ for (var i = 0; i < entries.length; i++) {
+ var e = entries[i]
+ if (e.charAt(0) !== '.' || dotOk) {
+ var m
+ if (negate && !prefix) {
+ m = !e.match(pn)
+ } else {
+ m = e.match(pn)
+ }
+ if (m)
+ matchedEntries.push(e)
+ }
+ }
+
+ var len = matchedEntries.length
+ // If there are no matched entries, then nothing matches.
+ if (len === 0)
+ return
+
+ // if this is the last remaining pattern bit, then no need for
+ // an additional stat *unless* the user has specified mark or
+ // stat explicitly. We know they exist, since readdir returned
+ // them.
+
+ if (remain.length === 1 && !this.mark && !this.stat) {
+ if (!this.matches[index])
+ this.matches[index] = Object.create(null)
+
+ for (var i = 0; i < len; i ++) {
+ var e = matchedEntries[i]
+ if (prefix) {
+ if (prefix.slice(-1) !== '/')
+ e = prefix + '/' + e
+ else
+ e = prefix + e
+ }
+
+ if (e.charAt(0) === '/' && !this.nomount) {
+ e = path.join(this.root, e)
+ }
+ this._emitMatch(index, e)
+ }
+ // This was the last one, and no stats were needed
+ return
+ }
+
+ // now test all matched entries as stand-ins for that part
+ // of the pattern.
+ remain.shift()
+ for (var i = 0; i < len; i ++) {
+ var e = matchedEntries[i]
+ var newPattern
+ if (prefix)
+ newPattern = [prefix, e]
+ else
+ newPattern = [e]
+ this._process(newPattern.concat(remain), index, inGlobStar)
+ }
+}
+
+
+GlobSync.prototype._emitMatch = function (index, e) {
+ if (isIgnored(this, e))
+ return
+
+ var abs = this._makeAbs(e)
+
+ if (this.mark)
+ e = this._mark(e)
+
+ if (this.absolute) {
+ e = abs
+ }
+
+ if (this.matches[index][e])
+ return
+
+ if (this.nodir) {
+ var c = this.cache[abs]
+ if (c === 'DIR' || Array.isArray(c))
+ return
+ }
+
+ this.matches[index][e] = true
+
+ if (this.stat)
+ this._stat(e)
+}
+
+
+GlobSync.prototype._readdirInGlobStar = function (abs) {
+ // follow all symlinked directories forever
+ // just proceed as if this is a non-globstar situation
+ if (this.follow)
+ return this._readdir(abs, false)
+
+ var entries
+ var lstat
+ var stat
+ try {
+ lstat = fs.lstatSync(abs)
+ } catch (er) {
+ if (er.code === 'ENOENT') {
+ // lstat failed, doesn't exist
+ return null
+ }
+ }
+
+ var isSym = lstat && lstat.isSymbolicLink()
+ this.symlinks[abs] = isSym
+
+ // If it's not a symlink or a dir, then it's definitely a regular file.
+ // don't bother doing a readdir in that case.
+ if (!isSym && lstat && !lstat.isDirectory())
+ this.cache[abs] = 'FILE'
+ else
+ entries = this._readdir(abs, false)
+
+ return entries
+}
+
+GlobSync.prototype._readdir = function (abs, inGlobStar) {
+ var entries
+
+ if (inGlobStar && !ownProp(this.symlinks, abs))
+ return this._readdirInGlobStar(abs)
+
+ if (ownProp(this.cache, abs)) {
+ var c = this.cache[abs]
+ if (!c || c === 'FILE')
+ return null
+
+ if (Array.isArray(c))
+ return c
+ }
+
+ try {
+ return this._readdirEntries(abs, fs.readdirSync(abs))
+ } catch (er) {
+ this._readdirError(abs, er)
+ return null
+ }
+}
+
+GlobSync.prototype._readdirEntries = function (abs, entries) {
+ // if we haven't asked to stat everything, then just
+ // assume that everything in there exists, so we can avoid
+ // having to stat it a second time.
+ if (!this.mark && !this.stat) {
+ for (var i = 0; i < entries.length; i ++) {
+ var e = entries[i]
+ if (abs === '/')
+ e = abs + e
+ else
+ e = abs + '/' + e
+ this.cache[e] = true
+ }
+ }
+
+ this.cache[abs] = entries
+
+ // mark and cache dir-ness
+ return entries
+}
+
+GlobSync.prototype._readdirError = function (f, er) {
+ // handle errors, and cache the information
+ switch (er.code) {
+ case 'ENOTSUP': // https://github.com/isaacs/node-glob/issues/205
+ case 'ENOTDIR': // totally normal. means it *does* exist.
+ var abs = this._makeAbs(f)
+ this.cache[abs] = 'FILE'
+ if (abs === this.cwdAbs) {
+ var error = new Error(er.code + ' invalid cwd ' + this.cwd)
+ error.path = this.cwd
+ error.code = er.code
+ throw error
+ }
+ break
+
+ case 'ENOENT': // not terribly unusual
+ case 'ELOOP':
+ case 'ENAMETOOLONG':
+ case 'UNKNOWN':
+ this.cache[this._makeAbs(f)] = false
+ break
+
+ default: // some unusual error. Treat as failure.
+ this.cache[this._makeAbs(f)] = false
+ if (this.strict)
+ throw er
+ if (!this.silent)
+ console.error('glob error', er)
+ break
+ }
+}
+
+GlobSync.prototype._processGlobStar = function (prefix, read, abs, remain, index, inGlobStar) {
+
+ var entries = this._readdir(abs, inGlobStar)
+
+ // no entries means not a dir, so it can never have matches
+ // foo.txt/** doesn't match foo.txt
+ if (!entries)
+ return
+
+ // test without the globstar, and with every child both below
+ // and replacing the globstar.
+ var remainWithoutGlobStar = remain.slice(1)
+ var gspref = prefix ? [ prefix ] : []
+ var noGlobStar = gspref.concat(remainWithoutGlobStar)
+
+ // the noGlobStar pattern exits the inGlobStar state
+ this._process(noGlobStar, index, false)
+
+ var len = entries.length
+ var isSym = this.symlinks[abs]
+
+ // If it's a symlink, and we're in a globstar, then stop
+ if (isSym && inGlobStar)
+ return
+
+ for (var i = 0; i < len; i++) {
+ var e = entries[i]
+ if (e.charAt(0) === '.' && !this.dot)
+ continue
+
+ // these two cases enter the inGlobStar state
+ var instead = gspref.concat(entries[i], remainWithoutGlobStar)
+ this._process(instead, index, true)
+
+ var below = gspref.concat(entries[i], remain)
+ this._process(below, index, true)
+ }
+}
+
+GlobSync.prototype._processSimple = function (prefix, index) {
+ // XXX review this. Shouldn't it be doing the mounting etc
+ // before doing stat? kinda weird?
+ var exists = this._stat(prefix)
+
+ if (!this.matches[index])
+ this.matches[index] = Object.create(null)
+
+ // If it doesn't exist, then just mark the lack of results
+ if (!exists)
+ return
+
+ if (prefix && isAbsolute(prefix) && !this.nomount) {
+ var trail = /[\/\\]$/.test(prefix)
+ if (prefix.charAt(0) === '/') {
+ prefix = path.join(this.root, prefix)
+ } else {
+ prefix = path.resolve(this.root, prefix)
+ if (trail)
+ prefix += '/'
+ }
+ }
+
+ if (process.platform === 'win32')
+ prefix = prefix.replace(/\\/g, '/')
+
+ // Mark this as a match
+ this._emitMatch(index, prefix)
+}
+
+// Returns either 'DIR', 'FILE', or false
+GlobSync.prototype._stat = function (f) {
+ var abs = this._makeAbs(f)
+ var needDir = f.slice(-1) === '/'
+
+ if (f.length > this.maxLength)
+ return false
+
+ if (!this.stat && ownProp(this.cache, abs)) {
+ var c = this.cache[abs]
+
+ if (Array.isArray(c))
+ c = 'DIR'
+
+ // It exists, but maybe not how we need it
+ if (!needDir || c === 'DIR')
+ return c
+
+ if (needDir && c === 'FILE')
+ return false
+
+ // otherwise we have to stat, because maybe c=true
+ // if we know it exists, but not what it is.
+ }
+
+ var exists
+ var stat = this.statCache[abs]
+ if (!stat) {
+ var lstat
+ try {
+ lstat = fs.lstatSync(abs)
+ } catch (er) {
+ if (er && (er.code === 'ENOENT' || er.code === 'ENOTDIR')) {
+ this.statCache[abs] = false
+ return false
+ }
+ }
+
+ if (lstat && lstat.isSymbolicLink()) {
+ try {
+ stat = fs.statSync(abs)
+ } catch (er) {
+ stat = lstat
+ }
+ } else {
+ stat = lstat
+ }
+ }
+
+ this.statCache[abs] = stat
+
+ var c = true
+ if (stat)
+ c = stat.isDirectory() ? 'DIR' : 'FILE'
+
+ this.cache[abs] = this.cache[abs] || c
+
+ if (needDir && c === 'FILE')
+ return false
+
+ return c
+}
+
+GlobSync.prototype._mark = function (p) {
+ return common.mark(this, p)
+}
+
+GlobSync.prototype._makeAbs = function (f) {
+ return common.makeAbs(this, f)
+}