1
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{"version":3,"file":"processor.js","sourceRoot":"","sources":["../../src/processor.ts"],"names":[],"mappings":"AAAA,qEAAqE;AAErE,OAAO,EAAE,QAAQ,EAAY,MAAM,WAAW,CAAA;AAK9C;;GAEG;AACH,MAAM,OAAO,cAAc;IACzB,KAAK,CAA0B;IAC/B,YAAY,QAAkC,IAAI,GAAG,EAAE;QACrD,IAAI,CAAC,KAAK,GAAG,KAAK,CAAA;IACpB,CAAC;IACD,IAAI;QACF,OAAO,IAAI,cAAc,CAAC,IAAI,GAAG,CAAC,IAAI,CAAC,KAAK,CAAC,CAAC,CAAA;IAChD,CAAC;IACD,SAAS,CAAC,MAAY,EAAE,OAAgB;QACtC,OAAO,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,QAAQ,EAAE,CAAC,EAAE,GAAG,CAAC,OAAO,CAAC,UAAU,EAAE,CAAC,CAAA;IACrE,CAAC;IACD,WAAW,CAAC,MAAY,EAAE,OAAgB;QACxC,MAAM,QAAQ,GAAG,MAAM,CAAC,QAAQ,EAAE,CAAA;QAClC,MAAM,MAAM,GAAG,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,QAAQ,CAAC,CAAA;QACvC,IAAI,MAAM;YAAE,MAAM,CAAC,GAAG,CAAC,OAAO,CAAC,UAAU,EAAE,CAAC,CAAA;;YACvC,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,QAAQ,EAAE,IAAI,GAAG,CAAC,CAAC,OAAO,CAAC,UAAU,EAAE,CAAC,CAAC,CAAC,CAAA;IAChE,CAAC;CACF;AAED;;;;GAIG;AACH,MAAM,OAAO,WAAW;IACtB,KAAK,GAAsB,IAAI,GAAG,EAAE,CAAA;IACpC,GAAG,CAAC,MAAY,EAAE,QAAiB,EAAE,KAAc;QACjD,MAAM,CAAC,GAAG,CAAC,QAAQ,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAA;QAC9C,MAAM,OAAO,GAAG,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,CAAA;QACtC,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,EAAE,OAAO,KAAK,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,GAAG,OAAO,CAAC,CAAA;IACjE,CAAC;IACD,yBAAyB;IACzB,OAAO;QACL,OAAO,CAAC,GAAG,IAAI,CAAC,KAAK,CAAC,OAAO,EAAE,CAAC,CAAC,GAAG,CAAC,CAAC,CAAC,IAAI,EAAE,CAAC,CAAC,EAAE,EAAE,CAAC;YAClD,IAAI;YACJ,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;YACT,CAAC,CAAC,CAAC,CAAC,GAAG,CAAC,CAAC;SACV,CAAC,CAAA;IACJ,CAAC;CACF;AAED;;;GAGG;AACH,MAAM,OAAO,QAAQ;IACnB,KAAK,GAAyB,IAAI,GAAG,EAAE,CAAA;IACvC,GAAG,CAAC,MAAY,EAAE,OAAgB;QAChC,IAAI,CAAC,MAAM,CAAC,UAAU,EAAE,EAAE;YACxB,OAAM;SACP;QACD,MAAM,IAAI,GAAG,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,CAAA;QACnC,IAAI,IAAI,EAAE;YACR,IAAI,CAAC,IAAI,CAAC,IAAI,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,UAAU,EAAE,KAAK,OAAO,CAAC,UAAU,EAAE,CAAC,EAAE;gBAC5D,IAAI,CAAC,IAAI,CAAC,OAAO,CAAC,CAAA;aACnB;SACF;;YAAM,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,EAAE,CAAC,OAAO,CAAC,CAAC,CAAA;IAC1C,CAAC;IACD,GAAG,CAAC,MAAY;QACd,MAAM,IAAI,GAAG,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,CAAA;QACnC,qBAAqB;QACrB,IAAI,CAAC,IAAI,EAAE;YACT,MAAM,IAAI,KAAK,CAAC,iCAAiC,CAAC,CAAA;SACnD;QACD,oBAAoB;QACpB,OAAO,IAAI,CAAA;IACb,CAAC;IACD,OAAO;QACL,OAAO,IAAI,CAAC,IAAI,EAAE,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,EAAE,IAAI,CAAC,KAAK,CAAC,GAAG,CAAC,CAAC,CAAc,CAAC,CAAC,CAAA;IAClE,CAAC;IACD,IAAI;QACF,OAAO,CAAC,GAAG,IAAI,CAAC,KAAK,CAAC,IAAI,EAAE,CAAC,CAAC,MAAM,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,UAAU,EAAE,CAAC,CAAA;IAC3D,CAAC;CACF;AAED;;;;;GAKG;AACH,MAAM,OAAO,SAAS;IACpB,cAAc,CAAgB;IAC9B,OAAO,GAAG,IAAI,WAAW,EAAE,CAAA;IAC3B,QAAQ,GAAG,IAAI,QAAQ,EAAE,CAAA;IACzB,QAAQ,CAAY;IACpB,MAAM,CAAS;IACf,GAAG,CAAS;IACZ,IAAI,CAAgB;IAEpB,YAAY,IAAoB,EAAE,cAA+B;QAC/D,IAAI,CAAC,IAAI,GAAG,IAAI,CAAA;QAChB,IAAI,CAAC,MAAM,GAAG,CAAC,CAAC,IAAI,CAAC,MAAM,CAAA;QAC3B,IAAI,CAAC,GAAG,GAAG,CAAC,CAAC,IAAI,CAAC,GAAG,CAAA;QACrB,IAAI,CAAC,cAAc,GAAG,cAAc;YAClC,CAAC,CAAC,cAAc,CAAC,IAAI,EAAE;YACvB,CAAC,CAAC,IAAI,cAAc,EAAE,CAAA;IAC1B,CAAC;IAED,eAAe,CAAC,MAAY,EAAE,QAAmB;QAC/C,IAAI,CAAC,QAAQ,GAAG,QAAQ,CAAA;QACxB,MAAM,aAAa,GAAsB,QAAQ,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,MAAM,EAAE,CAAC,CAAC,CAAC,CAAA;QAEvE,gEAAgE;QAChE,uCAAuC;QAEvC,KAAK,IAAI,CAAC,CAAC,EAAE,OAAO,CAAC,IAAI,aAAa,EAAE;YACtC,IAAI,CAAC,cAAc,CAAC,WAAW,CAAC,CAAC,EAAE,OAAO,CAAC,CAAA;YAE3C,MAAM,IAAI,GAAG,OAAO,CAAC,IAAI,EAAE,CAAA;YAC3B,MAAM,QAAQ,GAAG,OAAO,CAAC,UAAU,EAAE,IAAI,IAAI,CAAC,IAAI,CAAC,QAAQ,KAAK,KAAK,CAAA;YAErE,kCAAkC;YAClC,IAAI,IAAI,EAAE;gBACR,CAAC,GAAG,CAAC,CAAC,OAAO,CACX,IAAI,KAAK,GAAG,IAAI,IAAI,CAAC,IAAI,CAAC,IAAI,KAAK,SAAS;oBAC1C,CAAC,CAAC,IAAI,CAAC,IAAI,CAAC,IAAI;oBAChB,CAAC,CAAC,IAAI,CACT,CAAA;gBACD,MAAM,IAAI,GAAG,OAAO,CAAC,IAAI,EAAE,CAAA;gBAC3B,IAAI,CAAC,IAAI,EAAE;oBACT,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,CAAC,EAAE,IAAI,EAAE,KAAK,CAAC,CAAA;oBAChC,SAAQ;iBACT;qBAAM;oBACL,OAAO,GAAG,IAAI,CAAA;iBACf;aACF;YAED,IAAI,CAAC,CAAC,QAAQ,EAAE;gBAAE,SAAQ;YAE1B,IAAI,CAAY,CAAA;YAChB,IAAI,IAAoB,CAAA;YACxB,IAAI,OAAO,GAAG,KAAK,CAAA;YACnB,OACE,OAAO,CAAC,CAAC,GAAG,OAAO,CAAC,OAAO,EAAE,CAAC,KAAK,QAAQ;gBAC3C,CAAC,IAAI,GAAG,OAAO,CAAC,IAAI,EAAE,CAAC,EACvB;gBACA,MAAM,CAAC,GAAG,CAAC,CAAC,OAAO,CAAC,CAAC,CAAC,CAAA;gBACtB,sDAAsD;gBACtD,IAAI,CAAC,CAAC,SAAS,EAAE,IAAI,CAAC,KAAK,IAAI;oBAAE,MAAK;gBACtC,CAAC,GAAG,CAAC,CAAA;gBACL,OAAO,GAAG,IAAI,CAAA;gBACd,OAAO,GAAG,IAAI,CAAA;aACf;YACD,CAAC,GAAG,OAAO,CAAC,OAAO,EAAE,CAAA;YACrB,IAAI,GAAG,OAAO,CAAC,IAAI,EAAE,CAAA;YACrB,IAAI,OAAO,EAAE;gBACX,IAAI,IAAI,CAAC,cAAc,CAAC,SAAS,CAAC,CAAC,EAAE,OAAO,CAAC;oBAAE,SAAQ;gBACvD,IAAI,CAAC,cAAc,CAAC,WAAW,CAAC,CAAC,EAAE,OAAO,CAAC,CAAA;aAC5C;YAED,uDAAuD;YACvD,qCAAqC;YACrC,kDAAkD;YAClD,IAAI,OAAO,CAAC,KAAK,QAAQ,EAAE;gBACzB,sBAAsB;gBACtB,IAAI,CAAC,IAAI,EAAE;oBACT,MAAM,KAAK,GAAG,CAAC,KAAK,IAAI,IAAI,CAAC,KAAK,EAAE,IAAI,CAAC,KAAK,GAAG,CAAA;oBACjD,IAAI,CAAC,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,OAAO,CAAC,CAAC,CAAC,EAAE,QAAQ,EAAE,KAAK,CAAC,CAAA;iBAChD;qBAAM;oBACL,IAAI,CAAC,QAAQ,CAAC,GAAG,CAAC,CAAC,EAAE,OAAO,CAAC,CAAA;iBAC9B;gBACD,SAAQ;aACT;iBAAM,IAA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synchronous utility for filtering entries and calculating subwalks\n\nimport { GLOBSTAR, MMRegExp } from 'minimatch'\nimport { Path } from 'path-scurry'\nimport { MMPattern, Pattern } from './pattern.js'\nimport { GlobWalkerOpts } from './walker.js'\n\n/**\n * A cache of which patterns have been processed for a given Path\n */\nexport class HasWalkedCache {\n store: Map<string, Set<string>>\n constructor(store: Map<string, Set<string>> = new Map()) {\n this.store = store\n }\n copy() {\n return new HasWalkedCache(new Map(this.store))\n }\n hasWalked(target: Path, pattern: Pattern) {\n return this.store.get(target.fullpath())?.has(pattern.globString())\n }\n storeWalked(target: Path, pattern: Pattern) {\n const fullpath = target.fullpath()\n const cached = this.store.get(fullpath)\n if (cached) cached.add(pattern.globString())\n else this.store.set(fullpath, new Set([pattern.globString()]))\n }\n}\n\n/**\n * A record of which paths have been matched in a given walk step,\n * and whether they only are considered a match if they are a directory,\n * and whether their absolute or relative path should be returned.\n */\nexport class MatchRecord {\n store: Map<Path, number> = new Map()\n add(target: Path, absolute: boolean, ifDir: boolean) {\n const n = (absolute ? 2 : 0) | (ifDir ? 1 : 0)\n const current = this.store.get(target)\n this.store.set(target, current === undefined ? n : n & current)\n }\n // match, absolute, ifdir\n entries(): [Path, boolean, boolean][] {\n return [...this.store.entries()].map(([path, n]) => [\n path,\n !!(n & 2),\n !!(n & 1),\n ])\n }\n}\n\n/**\n * A collection of patterns that must be processed in a subsequent step\n * for a given path.\n */\nexport class SubWalks {\n store: Map<Path, Pattern[]> = new Map()\n add(target: Path, pattern: Pattern) {\n if (!target.canReaddir()) {\n return\n }\n const subs = this.store.get(target)\n if (subs) {\n if (!subs.find(p => p.globString() === pattern.globString())) {\n subs.push(pattern)\n }\n } else this.store.set(target, [pattern])\n }\n get(target: Path): Pattern[] {\n const subs = this.store.get(target)\n /* c8 ignore start */\n if (!subs) {\n throw new Error('attempting to walk unknown path')\n }\n /* c8 ignore stop */\n return subs\n }\n entries(): [Path, Pattern[]][] {\n return this.keys().map(k => [k, this.store.get(k) as Pattern[]])\n }\n keys(): Path[] {\n return [...this.store.keys()].filter(t => t.canReaddir())\n }\n}\n\n/**\n * The class that processes patterns for a given path.\n *\n * Handles child entry filtering, and determining whether a path's\n * directory contents must be read.\n */\nexport class Processor {\n hasWalkedCache: HasWalkedCache\n matches = new MatchRecord()\n subwalks = new SubWalks()\n patterns?: Pattern[]\n follow: boolean\n dot: boolean\n opts: GlobWalkerOpts\n\n constructor(opts: GlobWalkerOpts, hasWalkedCache?: HasWalkedCache) {\n this.opts = opts\n this.follow = !!opts.follow\n this.dot = !!opts.dot\n this.hasWalkedCache = hasWalkedCache\n ? hasWalkedCache.copy()\n : new HasWalkedCache()\n }\n\n processPatterns(target: Path, patterns: Pattern[]) {\n this.patterns = patterns\n const processingSet: [Path, Pattern][] = patterns.map(p => [target, p])\n\n // map of paths to the magic-starting subwalks they need to walk\n // first item in patterns is the filter\n\n for (let [t, pattern] of processingSet) {\n this.hasWalkedCache.storeWalked(t, pattern)\n\n const root = pattern.root()\n const absolute = pattern.isAbsolute() && this.opts.absolute !== false\n\n // start absolute patterns at root\n if (root) {\n t = t.resolve(\n root === '/' && this.opts.root !== undefined\n ? this.opts.root\n : root\n )\n const rest = pattern.rest()\n if (!rest) {\n this.matches.add(t, true, false)\n continue\n } else {\n pattern = rest\n }\n }\n\n if (t.isENOENT()) continue\n\n let p: MMPattern\n let rest: Pattern | null\n let changed = false\n while (\n typeof (p = pattern.pattern()) === 'string' &&\n (rest = pattern.rest())\n ) {\n const c = t.resolve(p)\n // we can be reasonably sure that .. is a readable dir\n if (c.isUnknown() && p !== '..') break\n t = c\n pattern = rest\n changed = true\n }\n p = pattern.pattern()\n rest = pattern.rest()\n if (changed) {\n if (this.hasWalkedCache.hasWalked(t, pattern)) continue\n this.hasWalkedCache.storeWalked(t, pattern)\n }\n\n // now we have either a final string for a known entry,\n // more strings for an unknown entry,\n // or a pattern starting with magic, mounted on t.\n if (typeof p === 'string') {\n // must be final entry\n if (!rest) {\n const ifDir = p === '..' || p === '' || p === '.'\n this.matches.add(t.resolve(p), absolute, ifDir)\n } else {\n this.subwalks.add(t, pattern)\n }\n continue\n } else if (p === GLOBSTAR) {\n // if no rest, match and subwalk pattern\n // if rest, process rest and subwalk pattern\n // if it's a symlink, but we didn't get here by way of a\n // globstar match (meaning it's the first time THIS globstar\n // has traversed a symlink), then we follow it. Otherwise, stop.\n if (\n !t.isSymbolicLink() ||\n this.follow ||\n pattern.checkFollowGlobstar()\n ) {\n this.subwalks.add(t, pattern)\n }\n const rp = rest?.pattern()\n const rrest = rest?.rest()\n if (!rest || ((rp === '' || rp === '.') && !rrest)) {\n // only HAS to be a dir if it ends in **/ or **/.\n // but ending in ** will match files as well.\n this.matches.add(t, absolute, rp === '' || rp === '.')\n } else {\n if (rp === '..') {\n // this would mean you're matching **/.. at the fs root,\n // and no thanks, I'm not gonna test that specific case.\n /* c8 ignore start */\n const tp = t.parent || t\n /* c8 ignore stop */\n if (!rrest) this.matches.add(tp, absolute, true)\n else if (!this.hasWalkedCache.hasWalked(tp, rrest)) {\n this.subwalks.add(tp, rrest)\n }\n }\n }\n } else if (p instanceof RegExp) {\n this.subwalks.add(t, pattern)\n }\n }\n\n return this\n }\n\n subwalkTargets(): Path[] {\n return this.subwalks.keys()\n }\n\n child() {\n return new Processor(this.opts, this.hasWalkedCache)\n }\n\n // return a new Processor containing the subwalks for each\n // child entry, and a set of matches, and\n // a hasWalkedCache that's a copy of this one\n // then we're going to call\n filterEntries(parent: Path, entries: Path[]): Processor {\n const patterns = this.subwalks.get(parent)\n // put matches and entry walks into the results processor\n const results = this.child()\n for (const e of entries) {\n for (const pattern of patterns) {\n const absolute = pattern.isAbsolute()\n const p = pattern.pattern()\n const rest = pattern.rest()\n if (p === GLOBSTAR) {\n results.testGlobstar(e, pattern, rest, absolute)\n } else if (p instanceof RegExp) {\n results.testRegExp(e, p, rest, absolute)\n } else {\n results.testString(e, p, rest, absolute)\n }\n }\n }\n return results\n }\n\n testGlobstar(\n e: Path,\n pattern: Pattern,\n rest: Pattern | null,\n absolute: boolean\n ) {\n if (this.dot || !e.name.startsWith('.')) {\n if (!pattern.hasMore()) {\n this.matches.add(e, absolute, false)\n }\n if (e.canReaddir()) {\n // if we're in follow mode or it's not a symlink, just keep\n // testing the same pattern. If there's more after the globstar,\n // then this symlink consumes the globstar. If not, then we can\n // follow at most ONE symlink along the way, so we mark it, which\n // also checks to ensure that it wasn't already marked.\n if (this.follow || !e.isSymbolicLink()) {\n this.subwalks.add(e, pattern)\n } else if (e.isSymbolicLink()) {\n if (rest && pattern.checkFollowGlobstar()) {\n this.subwalks.add(e, rest)\n } else if (pattern.markFollowGlobstar()) {\n this.subwalks.add(e, pattern)\n }\n }\n }\n }\n // if the NEXT thing matches this entry, then also add\n // the rest.\n if (rest) {\n const rp = rest.pattern()\n if (\n typeof rp === 'string' &&\n // dots and empty were handled already\n rp !== '..' &&\n rp !== '' &&\n rp !== '.'\n ) {\n this.testString(e, rp, rest.rest(), absolute)\n } else if (rp === '..') {\n /* c8 ignore start */\n const ep = e.parent || e\n /* c8 ignore stop */\n this.subwalks.add(ep, rest)\n } else if (rp instanceof RegExp) {\n this.testRegExp(e, rp, rest.rest(), absolute)\n }\n }\n }\n\n testRegExp(\n e: Path,\n p: MMRegExp,\n rest: Pattern | null,\n absolute: boolean\n ) {\n if (!p.test(e.name)) return\n if (!rest) {\n this.matches.add(e, absolute, false)\n } else {\n this.subwalks.add(e, rest)\n }\n }\n\n testString(e: Path, p: string, rest: Pattern | null, absolute: boolean) {\n // should never happen?\n if (!e.isNamed(p)) return\n if (!rest) {\n this.matches.add(e, absolute, false)\n } else {\n this.subwalks.add(e, rest)\n }\n }\n}\n"]}
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