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			909 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			909 lines
		
	
	
		
			27 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| const minimatch = module.exports = (p, pattern, options = {}) => {
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|   assertValidPattern(pattern)
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| 
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|   // shortcut: comments match nothing.
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|   if (!options.nocomment && pattern.charAt(0) === '#') {
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|     return false
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|   }
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| 
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|   return new Minimatch(pattern, options).match(p)
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| }
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| 
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| module.exports = minimatch
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| 
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| const isWindows = typeof process === 'object' &&
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|   process &&
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|   process.platform === 'win32'
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| const path = isWindows ? { sep: '\\' } : { sep: '/' }
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| minimatch.sep = path.sep
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| 
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| const GLOBSTAR = Symbol('globstar **')
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| minimatch.GLOBSTAR = GLOBSTAR
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| const expand = require('../braceExpansion')
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| 
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| const plTypes = {
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|   '!': { open: '(?:(?!(?:', close: '))[^/]*?)' },
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|   '?': { open: '(?:', close: ')?' },
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|   '+': { open: '(?:', close: ')+' },
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|   '*': { open: '(?:', close: ')*' },
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|   '@': { open: '(?:', close: ')' }
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| }
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| 
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| // any single thing other than /
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| // don't need to escape / when using new RegExp()
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| const qmark = '[^/]'
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| 
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| // * => any number of characters
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| const star = qmark + '*?'
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| 
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| // ** when dots are allowed.  Anything goes, except .. and .
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| // not (^ or / followed by one or two dots followed by $ or /),
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| // followed by anything, any number of times.
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| const twoStarDot = '(?:(?!(?:\\\/|^)(?:\\.{1,2})($|\\\/)).)*?'
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| 
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| // not a ^ or / followed by a dot,
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| // followed by anything, any number of times.
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| const twoStarNoDot = '(?:(?!(?:\\\/|^)\\.).)*?'
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| 
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| // "abc" -> { a:true, b:true, c:true }
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| const charSet = s => s.split('').reduce((set, c) => {
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|   set[c] = true
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|   return set
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| }, {})
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| 
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| // characters that need to be escaped in RegExp.
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| const reSpecials = charSet('().*{}+?[]^$\\!')
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| 
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| // characters that indicate we have to add the pattern start
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| const addPatternStartSet = charSet('[.(')
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| 
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| // normalizes slashes.
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| const slashSplit = /\/+/
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| 
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| minimatch.filter = (pattern, options = {}) =>
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|   (p, i, list) => minimatch(p, pattern, options)
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| 
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| const ext = (a, b = {}) => {
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|   const t = {}
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|   Object.keys(a).forEach(k => t[k] = a[k])
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|   Object.keys(b).forEach(k => t[k] = b[k])
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|   return t
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| }
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| 
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| minimatch.defaults = def => {
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|   if (!def || typeof def !== 'object' || !Object.keys(def).length) {
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|     return minimatch
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|   }
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| 
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|   const orig = minimatch
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| 
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|   const m = (p, pattern, options) => orig(p, pattern, ext(def, options))
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|   m.Minimatch = class Minimatch extends orig.Minimatch {
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|     constructor(pattern, options) {
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|       super(pattern, ext(def, options))
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|     }
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|   }
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|   m.Minimatch.defaults = options => orig.defaults(ext(def, options)).Minimatch
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|   m.filter = (pattern, options) => orig.filter(pattern, ext(def, options))
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|   m.defaults = options => orig.defaults(ext(def, options))
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|   m.makeRe = (pattern, options) => orig.makeRe(pattern, ext(def, options))
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|   m.braceExpand = (pattern, options) => orig.braceExpand(pattern, ext(def, options))
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|   m.match = (list, pattern, options) => orig.match(list, pattern, ext(def, options))
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| 
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|   return m
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| }
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| 
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| 
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| 
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| 
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| 
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| // Brace expansion:
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| // a{b,c}d -> abd acd
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| // a{b,}c -> abc ac
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| // a{0..3}d -> a0d a1d a2d a3d
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| // a{b,c{d,e}f}g -> abg acdfg acefg
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| // a{b,c}d{e,f}g -> abdeg acdeg abdeg abdfg
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| //
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| // Invalid sets are not expanded.
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| // a{2..}b -> a{2..}b
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| // a{b}c -> a{b}c
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| minimatch.braceExpand = (pattern, options) => braceExpand(pattern, options)
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| 
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| const braceExpand = (pattern, options = {}) => {
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|   assertValidPattern(pattern)
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| 
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|   // Thanks to Yeting Li <https://github.com/yetingli> for
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|   // improving this regexp to avoid a ReDOS vulnerability.
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|   if (options.nobrace || !/\{(?:(?!\{).)*\}/.test(pattern)) {
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|     // shortcut. no need to expand.
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|     return [pattern]
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|   }
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| 
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|   return expand(pattern)
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| }
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| 
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| const MAX_PATTERN_LENGTH = 1024 * 64
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| const assertValidPattern = pattern => {
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|   if (typeof pattern !== 'string') {
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|     throw new TypeError('invalid pattern')
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|   }
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| 
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|   if (pattern.length > MAX_PATTERN_LENGTH) {
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|     throw new TypeError('pattern is too long')
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|   }
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| }
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| 
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| // parse a component of the expanded set.
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| // At this point, no pattern may contain "/" in it
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| // so we're going to return a 2d array, where each entry is the full
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| // pattern, split on '/', and then turned into a regular expression.
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| // A regexp is made at the end which joins each array with an
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| // escaped /, and another full one which joins each regexp with |.
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| //
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| // Following the lead of Bash 4.1, note that "**" only has special meaning
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| // when it is the *only* thing in a path portion.  Otherwise, any series
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| // of * is equivalent to a single *.  Globstar behavior is enabled by
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| // default, and can be disabled by setting options.noglobstar.
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| const SUBPARSE = Symbol('subparse')
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| 
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| minimatch.makeRe = (pattern, options) =>
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|   new Minimatch(pattern, options || {}).makeRe()
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| 
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| minimatch.match = (list, pattern, options = {}) => {
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|   const mm = new Minimatch(pattern, options)
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|   list = list.filter(f => mm.match(f))
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|   if (mm.options.nonull && !list.length) {
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|     list.push(pattern)
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|   }
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|   return list
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| }
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| 
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| // replace stuff like \* with *
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| const globUnescape = s => s.replace(/\\(.)/g, '$1')
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| const regExpEscape = s => s.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&')
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| 
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| class Minimatch {
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|   constructor(pattern, options) {
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|     assertValidPattern(pattern)
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| 
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|     if (!options) options = {}
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| 
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|     this.options = options
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|     this.set = []
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|     this.pattern = pattern
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|     this.windowsPathsNoEscape = !!options.windowsPathsNoEscape ||
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|       options.allowWindowsEscape === false
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|     if (this.windowsPathsNoEscape) {
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|       this.pattern = this.pattern.replace(/\\/g, '/')
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|     }
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|     this.regexp = null
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|     this.negate = false
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|     this.comment = false
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|     this.empty = false
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|     this.partial = !!options.partial
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| 
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|     // make the set of regexps etc.
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|     this.make()
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|   }
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| 
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|   debug() { }
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| 
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|   make() {
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|     const pattern = this.pattern
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|     const options = this.options
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| 
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|     // empty patterns and comments match nothing.
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|     if (!options.nocomment && pattern.charAt(0) === '#') {
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|       this.comment = true
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|       return
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|     }
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|     if (!pattern) {
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|       this.empty = true
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|       return
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|     }
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| 
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|     // step 1: figure out negation, etc.
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|     this.parseNegate()
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| 
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|     // step 2: expand braces
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|     let set = this.globSet = this.braceExpand()
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| 
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|     if (options.debug) this.debug = (...args) => console.error(...args)
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| 
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|     this.debug(this.pattern, set)
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| 
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|     // step 3: now we have a set, so turn each one into a series of path-portion
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|     // matching patterns.
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|     // These will be regexps, except in the case of "**", which is
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|     // set to the GLOBSTAR object for globstar behavior,
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|     // and will not contain any / characters
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|     set = this.globParts = set.map(s => s.split(slashSplit))
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| 
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|     this.debug(this.pattern, set)
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| 
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|     // glob --> regexps
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|     set = set.map((s, si, set) => s.map(this.parse, this))
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| 
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|     this.debug(this.pattern, set)
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| 
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|     // filter out everything that didn't compile properly.
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|     set = set.filter(s => s.indexOf(false) === -1)
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| 
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|     this.debug(this.pattern, set)
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| 
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|     this.set = set
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|   }
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| 
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|   parseNegate() {
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|     if (this.options.nonegate) return
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| 
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|     const pattern = this.pattern
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|     let negate = false
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|     let negateOffset = 0
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| 
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|     for (let i = 0; i < pattern.length && pattern.charAt(i) === '!'; i++) {
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|       negate = !negate
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|       negateOffset++
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|     }
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| 
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|     if (negateOffset) this.pattern = pattern.substr(negateOffset)
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|     this.negate = negate
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|   }
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| 
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|   // set partial to true to test if, for example,
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|   // "/a/b" matches the start of "/*/b/*/d"
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|   // Partial means, if you run out of file before you run
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|   // out of pattern, then that's fine, as long as all
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|   // the parts match.
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|   matchOne(file, pattern, partial) {
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|     var options = this.options
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| 
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|     this.debug('matchOne',
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|       { 'this': this, file: file, pattern: pattern })
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| 
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|     this.debug('matchOne', file.length, pattern.length)
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| 
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|     for (var fi = 0,
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|       pi = 0,
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|       fl = file.length,
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|       pl = pattern.length
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|       ; (fi < fl) && (pi < pl)
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|       ; fi++, pi++) {
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|       this.debug('matchOne loop')
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|       var p = pattern[pi]
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|       var f = file[fi]
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| 
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|       this.debug(pattern, p, f)
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| 
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|       // should be impossible.
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|       // some invalid regexp stuff in the set.
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|       /* istanbul ignore if */
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|       if (p === false) return false
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| 
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|       if (p === GLOBSTAR) {
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|         this.debug('GLOBSTAR', [pattern, p, f])
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| 
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|         // "**"
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|         // a/**/b/**/c would match the following:
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|         // a/b/x/y/z/c
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|         // a/x/y/z/b/c
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|         // a/b/x/b/x/c
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|         // a/b/c
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|         // To do this, take the rest of the pattern after
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|         // the **, and see if it would match the file remainder.
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|         // If so, return success.
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|         // If not, the ** "swallows" a segment, and try again.
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|         // This is recursively awful.
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|         //
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|         // a/**/b/**/c matching a/b/x/y/z/c
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|         // - a matches a
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|         // - doublestar
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|         //   - matchOne(b/x/y/z/c, b/**/c)
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|         //     - b matches b
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|         //     - doublestar
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|         //       - matchOne(x/y/z/c, c) -> no
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|         //       - matchOne(y/z/c, c) -> no
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|         //       - matchOne(z/c, c) -> no
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|         //       - matchOne(c, c) yes, hit
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|         var fr = fi
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|         var pr = pi + 1
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|         if (pr === pl) {
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|           this.debug('** at the end')
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|           // a ** at the end will just swallow the rest.
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|           // We have found a match.
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|           // however, it will not swallow /.x, unless
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|           // options.dot is set.
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|           // . and .. are *never* matched by **, for explosively
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|           // exponential reasons.
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|           for (; fi < fl; fi++) {
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|             if (file[fi] === '.' || file[fi] === '..' ||
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|               (!options.dot && file[fi].charAt(0) === '.')) return false
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|           }
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|           return true
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|         }
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| 
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|         // ok, let's see if we can swallow whatever we can.
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|         while (fr < fl) {
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|           var swallowee = file[fr]
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| 
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|           this.debug('\nglobstar while', file, fr, pattern, pr, swallowee)
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| 
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|           // XXX remove this slice.  Just pass the start index.
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|           if (this.matchOne(file.slice(fr), pattern.slice(pr), partial)) {
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|             this.debug('globstar found match!', fr, fl, swallowee)
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|             // found a match.
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|             return true
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|           } else {
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|             // can't swallow "." or ".." ever.
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|             // can only swallow ".foo" when explicitly asked.
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|             if (swallowee === '.' || swallowee === '..' ||
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|               (!options.dot && swallowee.charAt(0) === '.')) {
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|               this.debug('dot detected!', file, fr, pattern, pr)
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|               break
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|             }
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| 
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|             // ** swallows a segment, and continue.
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|             this.debug('globstar swallow a segment, and continue')
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|             fr++
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|           }
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|         }
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| 
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|         // no match was found.
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|         // However, in partial mode, we can't say this is necessarily over.
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|         // If there's more *pattern* left, then
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|         /* istanbul ignore if */
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|         if (partial) {
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|           // ran out of file
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|           this.debug('\n>>> no match, partial?', file, fr, pattern, pr)
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|           if (fr === fl) return true
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|         }
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|         return false
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|       }
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| 
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|       // something other than **
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|       // non-magic patterns just have to match exactly
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|       // patterns with magic have been turned into regexps.
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|       var hit
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|       if (typeof p === 'string') {
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|         hit = f === p
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|         this.debug('string match', p, f, hit)
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|       } else {
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|         hit = f.match(p)
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|         this.debug('pattern match', p, f, hit)
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|       }
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| 
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|       if (!hit) return false
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|     }
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| 
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|     // Note: ending in / means that we'll get a final ""
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|     // at the end of the pattern.  This can only match a
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|     // corresponding "" at the end of the file.
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|     // If the file ends in /, then it can only match a
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|     // a pattern that ends in /, unless the pattern just
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|     // doesn't have any more for it. But, a/b/ should *not*
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|     // match "a/b/*", even though "" matches against the
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|     // [^/]*? pattern, except in partial mode, where it might
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|     // simply not be reached yet.
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|     // However, a/b/ should still satisfy a/*
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| 
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|     // now either we fell off the end of the pattern, or we're done.
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|     if (fi === fl && pi === pl) {
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|       // ran out of pattern and filename at the same time.
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|       // an exact hit!
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|       return true
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|     } else if (fi === fl) {
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|       // ran out of file, but still had pattern left.
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|       // this is ok if we're doing the match as part of
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|       // a glob fs traversal.
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|       return partial
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|     } else /* istanbul ignore else */ if (pi === pl) {
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|       // ran out of pattern, still have file left.
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|       // this is only acceptable if we're on the very last
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|       // empty segment of a file with a trailing slash.
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|       // a/* should match a/b/
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|       return (fi === fl - 1) && (file[fi] === '')
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|     }
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| 
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|     // should be unreachable.
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|     /* istanbul ignore next */
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|     throw new Error('wtf?')
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|   }
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| 
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|   braceExpand() {
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|     return braceExpand(this.pattern, this.options)
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|   }
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| 
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|   parse(pattern, isSub) {
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|     assertValidPattern(pattern)
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| 
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|     const options = this.options
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| 
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|     // shortcuts
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|     if (pattern === '**') {
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|       if (!options.noglobstar)
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|         return GLOBSTAR
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|       else
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|         pattern = '*'
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|     }
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|     if (pattern === '') return ''
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| 
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|     let re = ''
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|     let hasMagic = !!options.nocase
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|     let escaping = false
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|     // ? => one single character
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|     const patternListStack = []
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|     const negativeLists = []
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|     let stateChar
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|     let inClass = false
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|     let reClassStart = -1
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|     let classStart = -1
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|     let cs
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|     let pl
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|     let sp
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|     // . and .. never match anything that doesn't start with .,
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|     // even when options.dot is set.
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|     const patternStart = pattern.charAt(0) === '.' ? '' // anything
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|       // not (start or / followed by . or .. followed by / or end)
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|       : options.dot ? '(?!(?:^|\\\/)\\.{1,2}(?:$|\\\/))'
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|         : '(?!\\.)'
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| 
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|     const clearStateChar = () => {
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|       if (stateChar) {
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|         // we had some state-tracking character
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|         // that wasn't consumed by this pass.
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|         switch (stateChar) {
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|           case '*':
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|             re += star
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|             hasMagic = true
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|             break
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|           case '?':
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|             re += qmark
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|             hasMagic = true
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|             break
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|           default:
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|             re += '\\' + stateChar
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|             break
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|         }
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|         this.debug('clearStateChar %j %j', stateChar, re)
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|         stateChar = false
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|       }
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|     }
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| 
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|     for (let i = 0, c; (i < pattern.length) && (c = pattern.charAt(i)); i++) {
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|       this.debug('%s\t%s %s %j', pattern, i, re, c)
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| 
 | |
|       // skip over any that are escaped.
 | |
|       if (escaping) {
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|         /* istanbul ignore next - completely not allowed, even escaped. */
 | |
|         if (c === '/') {
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|           return false
 | |
|         }
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| 
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|         if (reSpecials[c]) {
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|           re += '\\'
 | |
|         }
 | |
|         re += c
 | |
|         escaping = false
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|         continue
 | |
|       }
 | |
| 
 | |
|       switch (c) {
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|         /* istanbul ignore next */
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|         case '/': {
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|           // Should already be path-split by now.
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|           return false
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|         }
 | |
| 
 | |
|         case '\\':
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|           clearStateChar()
 | |
|           escaping = true
 | |
|           continue
 | |
| 
 | |
|         // the various stateChar values
 | |
|         // for the "extglob" stuff.
 | |
|         case '?':
 | |
|         case '*':
 | |
|         case '+':
 | |
|         case '@':
 | |
|         case '!':
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|           this.debug('%s\t%s %s %j <-- stateChar', pattern, i, re, c)
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| 
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|           // all of those are literals inside a class, except that
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|           // the glob [!a] means [^a] in regexp
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|           if (inClass) {
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|             this.debug('  in class')
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|             if (c === '!' && i === classStart + 1) c = '^'
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|             re += c
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|             continue
 | |
|           }
 | |
| 
 | |
|           // if we already have a stateChar, then it means
 | |
|           // that there was something like ** or +? in there.
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|           // Handle the stateChar, then proceed with this one.
 | |
|           this.debug('call clearStateChar %j', stateChar)
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|           clearStateChar()
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|           stateChar = c
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|           // if extglob is disabled, then +(asdf|foo) isn't a thing.
 | |
|           // just clear the statechar *now*, rather than even diving into
 | |
|           // the patternList stuff.
 | |
|           if (options.noext) clearStateChar()
 | |
|           continue
 | |
| 
 | |
|         case '(':
 | |
|           if (inClass) {
 | |
|             re += '('
 | |
|             continue
 | |
|           }
 | |
| 
 | |
|           if (!stateChar) {
 | |
|             re += '\\('
 | |
|             continue
 | |
|           }
 | |
| 
 | |
|           patternListStack.push({
 | |
|             type: stateChar,
 | |
|             start: i - 1,
 | |
|             reStart: re.length,
 | |
|             open: plTypes[stateChar].open,
 | |
|             close: plTypes[stateChar].close
 | |
|           })
 | |
|           // negation is (?:(?!js)[^/]*)
 | |
|           re += stateChar === '!' ? '(?:(?!(?:' : '(?:'
 | |
|           this.debug('plType %j %j', stateChar, re)
 | |
|           stateChar = false
 | |
|           continue
 | |
| 
 | |
|         case ')':
 | |
|           if (inClass || !patternListStack.length) {
 | |
|             re += '\\)'
 | |
|             continue
 | |
|           }
 | |
| 
 | |
|           clearStateChar()
 | |
|           hasMagic = true
 | |
|           pl = patternListStack.pop()
 | |
|           // negation is (?:(?!js)[^/]*)
 | |
|           // The others are (?:<pattern>)<type>
 | |
|           re += pl.close
 | |
|           if (pl.type === '!') {
 | |
|             negativeLists.push(pl)
 | |
|           }
 | |
|           pl.reEnd = re.length
 | |
|           continue
 | |
| 
 | |
|         case '|':
 | |
|           if (inClass || !patternListStack.length) {
 | |
|             re += '\\|'
 | |
|             continue
 | |
|           }
 | |
| 
 | |
|           clearStateChar()
 | |
|           re += '|'
 | |
|           continue
 | |
| 
 | |
|         // these are mostly the same in regexp and glob
 | |
|         case '[':
 | |
|           // swallow any state-tracking char before the [
 | |
|           clearStateChar()
 | |
| 
 | |
|           if (inClass) {
 | |
|             re += '\\' + c
 | |
|             continue
 | |
|           }
 | |
| 
 | |
|           inClass = true
 | |
|           classStart = i
 | |
|           reClassStart = re.length
 | |
|           re += c
 | |
|           continue
 | |
| 
 | |
|         case ']':
 | |
|           //  a right bracket shall lose its special
 | |
|           //  meaning and represent itself in
 | |
|           //  a bracket expression if it occurs
 | |
|           //  first in the list.  -- POSIX.2 2.8.3.2
 | |
|           if (i === classStart + 1 || !inClass) {
 | |
|             re += '\\' + c
 | |
|             continue
 | |
|           }
 | |
| 
 | |
|           // handle the case where we left a class open.
 | |
|           // "[z-a]" is valid, equivalent to "\[z-a\]"
 | |
|           // split where the last [ was, make sure we don't have
 | |
|           // an invalid re. if so, re-walk the contents of the
 | |
|           // would-be class to re-translate any characters that
 | |
|           // were passed through as-is
 | |
|           // TODO: It would probably be faster to determine this
 | |
|           // without a try/catch and a new RegExp, but it's tricky
 | |
|           // to do safely.  For now, this is safe and works.
 | |
|           cs = pattern.substring(classStart + 1, i)
 | |
|           try {
 | |
|             RegExp('[' + cs + ']')
 | |
|           } catch (er) {
 | |
|             // not a valid class!
 | |
|             sp = this.parse(cs, SUBPARSE)
 | |
|             re = re.substr(0, reClassStart) + '\\[' + sp[0] + '\\]'
 | |
|             hasMagic = hasMagic || sp[1]
 | |
|             inClass = false
 | |
|             continue
 | |
|           }
 | |
| 
 | |
|           // finish up the class.
 | |
|           hasMagic = true
 | |
|           inClass = false
 | |
|           re += c
 | |
|           continue
 | |
| 
 | |
|         default:
 | |
|           // swallow any state char that wasn't consumed
 | |
|           clearStateChar()
 | |
| 
 | |
|           if (reSpecials[c] && !(c === '^' && inClass)) {
 | |
|             re += '\\'
 | |
|           }
 | |
| 
 | |
|           re += c
 | |
|           break
 | |
| 
 | |
|       } // switch
 | |
|     } // for
 | |
| 
 | |
|     // handle the case where we left a class open.
 | |
|     // "[abc" is valid, equivalent to "\[abc"
 | |
|     if (inClass) {
 | |
|       // split where the last [ was, and escape it
 | |
|       // this is a huge pita.  We now have to re-walk
 | |
|       // the contents of the would-be class to re-translate
 | |
|       // any characters that were passed through as-is
 | |
|       cs = pattern.substr(classStart + 1)
 | |
|       sp = this.parse(cs, SUBPARSE)
 | |
|       re = re.substr(0, reClassStart) + '\\[' + sp[0]
 | |
|       hasMagic = hasMagic || sp[1]
 | |
|     }
 | |
| 
 | |
|     // handle the case where we had a +( thing at the *end*
 | |
|     // of the pattern.
 | |
|     // each pattern list stack adds 3 chars, and we need to go through
 | |
|     // and escape any | chars that were passed through as-is for the regexp.
 | |
|     // Go through and escape them, taking care not to double-escape any
 | |
|     // | chars that were already escaped.
 | |
|     for (pl = patternListStack.pop(); pl; pl = patternListStack.pop()) {
 | |
|       let tail
 | |
|       tail = re.slice(pl.reStart + pl.open.length)
 | |
|       this.debug('setting tail', re, pl)
 | |
|       // maybe some even number of \, then maybe 1 \, followed by a |
 | |
|       tail = tail.replace(/((?:\\{2}){0,64})(\\?)\|/g, (_, $1, $2) => {
 | |
|         /* istanbul ignore else - should already be done */
 | |
|         if (!$2) {
 | |
|           // the | isn't already escaped, so escape it.
 | |
|           $2 = '\\'
 | |
|         }
 | |
| 
 | |
|         // need to escape all those slashes *again*, without escaping the
 | |
|         // one that we need for escaping the | character.  As it works out,
 | |
|         // escaping an even number of slashes can be done by simply repeating
 | |
|         // it exactly after itself.  That's why this trick works.
 | |
|         //
 | |
|         // I am sorry that you have to see this.
 | |
|         return $1 + $1 + $2 + '|'
 | |
|       })
 | |
| 
 | |
|       this.debug('tail=%j\n   %s', tail, tail, pl, re)
 | |
|       const t = pl.type === '*' ? star
 | |
|         : pl.type === '?' ? qmark
 | |
|           : '\\' + pl.type
 | |
| 
 | |
|       hasMagic = true
 | |
|       re = re.slice(0, pl.reStart) + t + '\\(' + tail
 | |
|     }
 | |
| 
 | |
|     // handle trailing things that only matter at the very end.
 | |
|     clearStateChar()
 | |
|     if (escaping) {
 | |
|       // trailing \\
 | |
|       re += '\\\\'
 | |
|     }
 | |
| 
 | |
|     // only need to apply the nodot start if the re starts with
 | |
|     // something that could conceivably capture a dot
 | |
|     const addPatternStart = addPatternStartSet[re.charAt(0)]
 | |
| 
 | |
|     // Hack to work around lack of negative lookbehind in JS
 | |
|     // A pattern like: *.!(x).!(y|z) needs to ensure that a name
 | |
|     // like 'a.xyz.yz' doesn't match.  So, the first negative
 | |
|     // lookahead, has to look ALL the way ahead, to the end of
 | |
|     // the pattern.
 | |
|     for (let n = negativeLists.length - 1; n > -1; n--) {
 | |
|       const nl = negativeLists[n]
 | |
| 
 | |
|       const nlBefore = re.slice(0, nl.reStart)
 | |
|       const nlFirst = re.slice(nl.reStart, nl.reEnd - 8)
 | |
|       let nlAfter = re.slice(nl.reEnd)
 | |
|       const nlLast = re.slice(nl.reEnd - 8, nl.reEnd) + nlAfter
 | |
| 
 | |
|       // Handle nested stuff like *(*.js|!(*.json)), where open parens
 | |
|       // mean that we should *not* include the ) in the bit that is considered
 | |
|       // "after" the negated section.
 | |
|       const openParensBefore = nlBefore.split('(').length - 1
 | |
|       let cleanAfter = nlAfter
 | |
|       for (let i = 0; i < openParensBefore; i++) {
 | |
|         cleanAfter = cleanAfter.replace(/\)[+*?]?/, '')
 | |
|       }
 | |
|       nlAfter = cleanAfter
 | |
| 
 | |
|       const dollar = nlAfter === '' && isSub !== SUBPARSE ? '$' : ''
 | |
|       re = nlBefore + nlFirst + nlAfter + dollar + nlLast
 | |
|     }
 | |
| 
 | |
|     // if the re is not "" at this point, then we need to make sure
 | |
|     // it doesn't match against an empty path part.
 | |
|     // Otherwise a/* will match a/, which it should not.
 | |
|     if (re !== '' && hasMagic) {
 | |
|       re = '(?=.)' + re
 | |
|     }
 | |
| 
 | |
|     if (addPatternStart) {
 | |
|       re = patternStart + re
 | |
|     }
 | |
| 
 | |
|     // parsing just a piece of a larger pattern.
 | |
|     if (isSub === SUBPARSE) {
 | |
|       return [re, hasMagic]
 | |
|     }
 | |
| 
 | |
|     // skip the regexp for non-magical patterns
 | |
|     // unescape anything in it, though, so that it'll be
 | |
|     // an exact match against a file etc.
 | |
|     if (!hasMagic) {
 | |
|       return globUnescape(pattern)
 | |
|     }
 | |
| 
 | |
|     const flags = options.nocase ? 'i' : ''
 | |
|     try {
 | |
|       return Object.assign(new RegExp('^' + re + '$', flags), {
 | |
|         _glob: pattern,
 | |
|         _src: re,
 | |
|       })
 | |
|     } catch (er) /* istanbul ignore next - should be impossible */ {
 | |
|       // If it was an invalid regular expression, then it can't match
 | |
|       // anything.  This trick looks for a character after the end of
 | |
|       // the string, which is of course impossible, except in multi-line
 | |
|       // mode, but it's not a /m regex.
 | |
|       return new RegExp('$.')
 | |
|     }
 | |
|   }
 | |
| 
 | |
|   makeRe() {
 | |
|     if (this.regexp || this.regexp === false) return this.regexp
 | |
| 
 | |
|     // at this point, this.set is a 2d array of partial
 | |
|     // pattern strings, or "**".
 | |
|     //
 | |
|     // It's better to use .match().  This function shouldn't
 | |
|     // be used, really, but it's pretty convenient sometimes,
 | |
|     // when you just want to work with a regex.
 | |
|     const set = this.set
 | |
| 
 | |
|     if (!set.length) {
 | |
|       this.regexp = false
 | |
|       return this.regexp
 | |
|     }
 | |
|     const options = this.options
 | |
| 
 | |
|     const twoStar = options.noglobstar ? star
 | |
|       : options.dot ? twoStarDot
 | |
|         : twoStarNoDot
 | |
|     const flags = options.nocase ? 'i' : ''
 | |
| 
 | |
|     // coalesce globstars and regexpify non-globstar patterns
 | |
|     // if it's the only item, then we just do one twoStar
 | |
|     // if it's the first, and there are more, prepend (\/|twoStar\/)? to next
 | |
|     // if it's the last, append (\/twoStar|) to previous
 | |
|     // if it's in the middle, append (\/|\/twoStar\/) to previous
 | |
|     // then filter out GLOBSTAR symbols
 | |
|     let re = set.map(pattern => {
 | |
|       pattern = pattern.map(p =>
 | |
|         typeof p === 'string' ? regExpEscape(p)
 | |
|           : p === GLOBSTAR ? GLOBSTAR
 | |
|             : p._src
 | |
|       ).reduce((set, p) => {
 | |
|         if (!(set[set.length - 1] === GLOBSTAR && p === GLOBSTAR)) {
 | |
|           set.push(p)
 | |
|         }
 | |
|         return set
 | |
|       }, [])
 | |
|       pattern.forEach((p, i) => {
 | |
|         if (p !== GLOBSTAR || pattern[i - 1] === GLOBSTAR) {
 | |
|           return
 | |
|         }
 | |
|         if (i === 0) {
 | |
|           if (pattern.length > 1) {
 | |
|             pattern[i + 1] = '(?:\\\/|' + twoStar + '\\\/)?' + pattern[i + 1]
 | |
|           } else {
 | |
|             pattern[i] = twoStar
 | |
|           }
 | |
|         } else if (i === pattern.length - 1) {
 | |
|           pattern[i - 1] += '(?:\\\/|' + twoStar + ')?'
 | |
|         } else {
 | |
|           pattern[i - 1] += '(?:\\\/|\\\/' + twoStar + '\\\/)' + pattern[i + 1]
 | |
|           pattern[i + 1] = GLOBSTAR
 | |
|         }
 | |
|       })
 | |
|       return pattern.filter(p => p !== GLOBSTAR).join('/')
 | |
|     }).join('|')
 | |
| 
 | |
|     // must match entire pattern
 | |
|     // ending in a * or ** will make it less strict.
 | |
|     re = '^(?:' + re + ')$'
 | |
| 
 | |
|     // can match anything, as long as it's not this.
 | |
|     if (this.negate) re = '^(?!' + re + ').*$'
 | |
| 
 | |
|     try {
 | |
|       this.regexp = new RegExp(re, flags)
 | |
|     } catch (ex) /* istanbul ignore next - should be impossible */ {
 | |
|       this.regexp = false
 | |
|     }
 | |
|     return this.regexp
 | |
|   }
 | |
| 
 | |
|   match(f, partial = this.partial) {
 | |
|     this.debug('match', f, this.pattern)
 | |
|     // short-circuit in the case of busted things.
 | |
|     // comments, etc.
 | |
|     if (this.comment) return false
 | |
|     if (this.empty) return f === ''
 | |
| 
 | |
|     if (f === '/' && partial) return true
 | |
| 
 | |
|     const options = this.options
 | |
| 
 | |
|     // windows: need to use /, not \
 | |
|     if (path.sep !== '/') {
 | |
|       f = f.split(path.sep).join('/')
 | |
|     }
 | |
| 
 | |
|     // treat the test path as a set of pathparts.
 | |
|     f = f.split(slashSplit)
 | |
|     this.debug(this.pattern, 'split', f)
 | |
| 
 | |
|     // just ONE of the pattern sets in this.set needs to match
 | |
|     // in order for it to be valid.  If negating, then just one
 | |
|     // match means that we have failed.
 | |
|     // Either way, return on the first hit.
 | |
| 
 | |
|     const set = this.set
 | |
|     this.debug(this.pattern, 'set', set)
 | |
| 
 | |
|     // Find the basename of the path by looking for the last non-empty segment
 | |
|     let filename
 | |
|     for (let i = f.length - 1; i >= 0; i--) {
 | |
|       filename = f[i]
 | |
|       if (filename) break
 | |
|     }
 | |
| 
 | |
|     for (let i = 0; i < set.length; i++) {
 | |
|       const pattern = set[i]
 | |
|       let file = f
 | |
|       if (options.matchBase && pattern.length === 1) {
 | |
|         file = [filename]
 | |
|       }
 | |
|       const hit = this.matchOne(file, pattern, partial)
 | |
|       if (hit) {
 | |
|         if (options.flipNegate) return true
 | |
|         return !this.negate
 | |
|       }
 | |
|     }
 | |
| 
 | |
|     // didn't get any hits.  this is success if it's a negative
 | |
|     // pattern, failure otherwise.
 | |
|     if (options.flipNegate) return false
 | |
|     return this.negate
 | |
|   }
 | |
| 
 | |
|   static defaults(def) {
 | |
|     return minimatch.defaults(def).Minimatch
 | |
|   }
 | |
| }
 | |
| 
 | |
| minimatch.Minimatch = Minimatch |