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give it a pattern, and it'll be able to tell you if\n// a given path should be ignored.\n// Ignoring a path ignores its children if the pattern ends in /**\n// Ignores are always parsed in dot:true mode\n\nimport { Minimatch, MinimatchOptions } from 'minimatch'\nimport { Path } from 'path-scurry'\nimport { Pattern } from './pattern.js'\nimport { GlobWalkerOpts } from './walker.js'\n\nexport interface IgnoreLike {\n ignored?: (p: Path) => boolean\n childrenIgnored?: (p: Path) => boolean\n add?: (ignore: string) => void\n}\n\nconst defaultPlatform: NodeJS.Platform =\n (\n typeof process === 'object' &&\n process &&\n typeof process.platform === 'string'\n ) ?\n process.platform\n : 'linux'\n\n/**\n * Class used to process ignored patterns\n */\nexport class Ignore implements IgnoreLike {\n relative: Minimatch[]\n relativeChildren: Minimatch[]\n absolute: Minimatch[]\n absoluteChildren: Minimatch[]\n platform: NodeJS.Platform\n mmopts: MinimatchOptions\n\n constructor(\n ignored: string[],\n {\n nobrace,\n nocase,\n noext,\n noglobstar,\n platform = defaultPlatform,\n }: GlobWalkerOpts,\n ) {\n this.relative = []\n this.absolute = []\n this.relativeChildren = []\n this.absoluteChildren = []\n this.platform = platform\n this.mmopts = {\n dot: true,\n nobrace,\n nocase,\n noext,\n noglobstar,\n optimizationLevel: 2,\n platform,\n nocomment: true,\n nonegate: true,\n }\n for (const ign of ignored) this.add(ign)\n }\n\n add(ign: string) {\n // this is a little weird, but it gives us a clean set of optimized\n // minimatch matchers, without getting tripped up if one of them\n // ends in /** inside a brace section, and it's only inefficient at\n // the start of the walk, not along it.\n // It'd be nice if the Pattern class just had a .test() method, but\n // handling globstars is a bit of a pita, and that code already lives\n // in minimatch anyway.\n // Another way would be if maybe Minimatch could take its set/globParts\n // as an option, and then we could at least just use Pattern to test\n // for absolute-ness.\n // Yet another way, Minimatch could take an array of glob strings, and\n // a cwd option, and do the right thing.\n const mm = new Minimatch(ign, this.mmopts)\n for (let i = 0; i < mm.set.length; i++) {\n const parsed = mm.set[i]\n const globParts = mm.globParts[i]\n /* c8 ignore start */\n if (!parsed || !globParts) {\n throw new Error('invalid pattern object')\n }\n // strip off leading ./ portions\n // https://github.com/isaacs/node-glob/issues/570\n while (parsed[0] === '.' && globParts[0] === '.') {\n parsed.shift()\n globParts.shift()\n }\n /* c8 ignore stop */\n const p = new Pattern(parsed, globParts, 0, this.platform)\n const m = new Minimatch(p.globString(), this.mmopts)\n const children = globParts[globParts.length - 1] === '**'\n const absolute = p.isAbsolute()\n if (absolute) this.absolute.push(m)\n else this.relative.push(m)\n if (children) {\n if (absolute) this.absoluteChildren.push(m)\n else this.relativeChildren.push(m)\n }\n }\n }\n\n ignored(p: Path): boolean {\n const fullpath = p.fullpath()\n const fullpaths = `${fullpath}/`\n const relative = p.relative() || '.'\n const relatives = `${relative}/`\n for (const m of this.relative) {\n if (m.match(relative) || m.match(relatives)) return true\n }\n for (const m of this.absolute) {\n if (m.match(fullpath) || m.match(fullpaths)) return true\n }\n return false\n }\n\n childrenIgnored(p: Path): boolean {\n const fullpath = p.fullpath() + '/'\n const relative = (p.relative() || '.') + '/'\n for (const m of this.relativeChildren) {\n if (m.match(relative)) return true\n }\n for (const m of this.absoluteChildren) {\n if (m.match(fullpath)) return true\n }\n return false\n }\n}\n"]}