rejig config finder (#130)

package-lock.json

@@ -937,6 +937,32 @@
 				}
 			}
 		},
+		"@nodelib/fs.scandir": {
+			"version": "2.1.3",
+			"resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz",
+			"integrity": "sha512-eGmwYQn3gxo4r7jdQnkrrN6bY478C3P+a/y72IJukF8LjB6ZHeB3c+Ehacj3sYeSmUXGlnA67/PmbM9CVwL7Dw==",
+			"dev": true,
+			"requires": {
+				"@nodelib/fs.stat": "2.0.3",
+				"run-parallel": "^1.1.9"
+			}
+		},
+		"@nodelib/fs.stat": {
+			"version": "2.0.3",
+			"resolved": "https://registry.npmjs.org/@nodelib/fs.stat/-/fs.stat-2.0.3.tgz",
+			"integrity": "sha512-bQBFruR2TAwoevBEd/NWMoAAtNGzTRgdrqnYCc7dhzfoNvqPzLyqlEQnzZ3kVnNrSp25iyxE00/3h2fqGAGArA==",
+			"dev": true
+		},
+		"@nodelib/fs.walk": {
+			"version": "1.2.4",
+			"resolved": "https://registry.npmjs.org/@nodelib/fs.walk/-/fs.walk-1.2.4.tgz",
+			"integrity": "sha512-1V9XOY4rDW0rehzbrcqAmHnz8e7SKvX27gh8Gt2WgB0+pdzdiLV83p72kZPU+jvMbS1qU5mauP2iOvO8rhmurQ==",
+			"dev": true,
+			"requires": {
+				"@nodelib/fs.scandir": "2.1.3",
+				"fastq": "^1.6.0"
+			}
+		},
 		"@sinonjs/commons": {
 			"version": "1.7.2",
 			"resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-1.7.2.tgz",
@@ -2411,6 +2437,20 @@
 			"integrity": "sha512-8UEa58QDLauDNfpbrX55Q9jrGHThw2ZMdOky5Gl1CDtVeJDPVrG4Jxx1N8jw2gkWaff5UUuX1KJd+9zGe2B+ZA==",
 			"dev": true
 		},
+		"fast-glob": {
+			"version": "3.2.4",
+			"resolved": "https://registry.npmjs.org/fast-glob/-/fast-glob-3.2.4.tgz",
+			"integrity": "sha512-kr/Oo6PX51265qeuCYsyGypiO5uJFgBS0jksyG7FUeCyQzNwYnzrNIMR1NXfkZXsMYXYLRAHgISHBz8gQcxKHQ==",
+			"dev": true,
+			"requires": {
+				"@nodelib/fs.stat": "^2.0.2",
+				"@nodelib/fs.walk": "^1.2.3",
+				"glob-parent": "^5.1.0",
+				"merge2": "^1.3.0",
+				"micromatch": "^4.0.2",
+				"picomatch": "^2.2.1"
+			}
+		},
 		"fast-json-stable-stringify": {
 			"version": "2.1.0",
 			"resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz",
@@ -2423,6 +2463,15 @@
 			"integrity": "sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=",
 			"dev": true
 		},
+		"fastq": {
+			"version": "1.8.0",
+			"resolved": "https://registry.npmjs.org/fastq/-/fastq-1.8.0.tgz",
+			"integrity": "sha512-SMIZoZdLh/fgofivvIkmknUXyPnvxRE3DhtZ5Me3Mrsk5gyPL42F0xr51TdRXskBxHfMp+07bcYzfsYEsSQA9Q==",
+			"dev": true,
+			"requires": {
+				"reusify": "^1.0.4"
+			}
+		},
 		"fb-watchman": {
 			"version": "2.0.1",
 			"resolved": "https://registry.npmjs.org/fb-watchman/-/fb-watchman-2.0.1.tgz",
@@ -4870,6 +4919,12 @@
 			"integrity": "sha512-abv/qOcuPfk3URPfDzmZU1LKmuw8kT+0nIHvKrKgFrwifol/doWcdA4ZqsWQ8ENrFKkd67Mfpo/LovbIUsbt3w==",
 			"dev": true
 		},
+		"merge2": {
+			"version": "1.4.1",
+			"resolved": "https://registry.npmjs.org/merge2/-/merge2-1.4.1.tgz",
+			"integrity": "sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==",
+			"dev": true
+		},
 		"micromatch": {
 			"version": "4.0.2",
 			"resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.2.tgz",
@@ -5832,6 +5887,12 @@
 			"integrity": "sha512-TTlYpa+OL+vMMNG24xSlQGEJ3B/RzEfUlLct7b5G/ytav+wPrplCpVMFuwzXbkecJrb6IYo1iFb0S9v37754mg==",
 			"dev": true
 		},
+		"reusify": {
+			"version": "1.0.4",
+			"resolved": "https://registry.npmjs.org/reusify/-/reusify-1.0.4.tgz",
+			"integrity": "sha512-U9nH88a3fc/ekCF1l0/UP1IosiuIjyTh7hBvXVMHYgVcfGvt897Xguj2UOLDeI5BG2m7/uwyaLVT6fbtCwTyzw==",
+			"dev": true
+		},
 		"rimraf": {
 			"version": "3.0.2",
 			"resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
@@ -5847,6 +5908,12 @@
 			"integrity": "sha512-nfMOlASu9OnRJo1mbEk2cz0D56a1MBNrJ7orjRZQG10XDyuvwksKbuXNp6qa+kbn839HwjwhBzhFmdsaEAfauA==",
 			"dev": true
 		},
+		"run-parallel": {
+			"version": "1.1.9",
+			"resolved": "https://registry.npmjs.org/run-parallel/-/run-parallel-1.1.9.tgz",
+			"integrity": "sha512-DEqnSRTDw/Tc3FXf49zedI638Z9onwUotBMiUFKmrO2sdFKIbXamXGQ3Axd4qgphxKB4kw/qP1w5kTxnfU1B9Q==",
+			"dev": true
+		},
 		"rxjs": {
 			"version": "6.5.4",
 			"resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.5.4.tgz",

package.json

@@ -170,6 +170,7 @@
     "dlv": "^1.1.3",
     "dset": "^2.0.1",
     "esm": "^3.2.25",
+    "fast-glob": "^3.2.4",
     "glob-exec": "^0.1.1",
     "globalyzer": "^0.1.4",
     "globrex": "^0.1.2",
@@ -179,6 +180,7 @@
     "mitt": "^1.2.0",
     "mkdirp": "^1.0.3",
     "moo": "^0.5.1",
+    "normalize-path": "^3.0.0",
     "pkg-up": "^3.1.0",
     "postcss": "^7.0.27",
     "postcss-selector-parser": "^6.0.2",

src/class-names/glob.js

@@ -1,22 +0,0 @@
-import nodeGlob from 'glob'
-import dlv from 'dlv'
-import * as path from 'path'
-
-export function glob(pattern, options = {}) {
-  return new Promise((resolve, reject) => {
-    let g = new nodeGlob.Glob(pattern, options)
-    let matches = []
-    let max = dlv(options, 'max', Infinity)
-    g.on('match', (match) => {
-      matches.push(path.resolve(options.cwd || process.cwd(), match))
-      if (matches.length === max) {
-        g.abort()
-        resolve(matches)
-      }
-    })
-    g.on('end', () => {
-      resolve(matches)
-    })
-    g.on('error', reject)
-  })
-}

src/class-names/globSingle.js

@@ -1,105 +0,0 @@
-const fs = require('fs')
-const globrex = require('globrex')
-const { promisify } = require('util')
-const globalyzer = require('globalyzer')
-const { join, resolve, relative } = require('path')
-const isHidden = /(^|[\\\/])\.[^\\\/\.]/g
-const readdir = promisify(fs.readdir)
-const stat = promisify(fs.stat)
-let CACHE = {}
-
-async function walk(output, prefix, lexer, opts, dirname = '', level = 0) {
-  if (output.length === 1) return
-  const rgx = lexer.segments[level]
-  const dir = join(opts.cwd, prefix, dirname)
-  const files = await readdir(dir)
-  const { dot, filesOnly } = opts
-
-  let i = 0,
-    len = files.length,
-    file
-  let fullpath, relpath, stats, isMatch
-
-  for (; i < len; i++) {
-    file = files[i]
-    if (file === 'node_modules') continue
-    fullpath = join(dir, file)
-    relpath = dirname ? join(dirname, file) : file
-    if (!dot && isHidden.test(relpath)) continue
-    isMatch = lexer.regex.test(relpath)
-
-    if ((stats = CACHE[relpath]) === void 0) {
-      CACHE[relpath] = stats = fs.lstatSync(fullpath)
-    }
-
-    if (!stats.isDirectory()) {
-      if (isMatch) {
-        output.push(relative(opts.cwd, fullpath))
-        return
-      }
-      continue
-    }
-
-    if (rgx && !rgx.test(file)) continue
-    if (!filesOnly && isMatch) {
-      output.push(join(prefix, relpath))
-      return
-    }
-
-    await walk(
-      output,
-      prefix,
-      lexer,
-      opts,
-      relpath,
-      rgx && rgx.toString() !== lexer.globstar && ++level
-    )
-  }
-}
-
-/**
- * Find files using bash-like globbing.
- * All paths are normalized compared to node-glob.
- * @param {String} str Glob string
- * @param {String} [options.cwd='.'] Current working directory
- * @param {Boolean} [options.dot=false] Include dotfile matches
- * @param {Boolean} [options.absolute=false] Return absolute paths
- * @param {Boolean} [options.filesOnly=false] Do not include folders if true
- * @param {Boolean} [options.flush=false] Reset cache object
- * @returns {Array} array containing matching files
- */
-export async function globSingle(str, opts = {}) {
-  if (!str) return []
-
-  let glob = globalyzer(str)
-
-  opts.cwd = opts.cwd || '.'
-
-  if (!glob.isGlob) {
-    try {
-      let resolved = resolve(opts.cwd, str)
-      let dirent = await stat(resolved)
-      if (opts.filesOnly && !dirent.isFile()) return []
-
-      return opts.absolute ? [resolved] : [str]
-    } catch (err) {
-      if (err.code != 'ENOENT') throw err
-
-      return []
-    }
-  }
-
-  if (opts.flush) CACHE = {}
-
-  let matches = []
-  const { path } = globrex(glob.glob, {
-    filepath: true,
-    globstar: true,
-    extended: true,
-  })
-
-  path.globstar = path.globstar.toString()
-  await walk(matches, glob.base, path, opts, '.', 0)
-
-  return opts.absolute ? matches.map((x) => resolve(opts.cwd, x)) : matches
-}

src/class-names/index.js

@@ -12,8 +12,9 @@ import getVariants from './getVariants'
 import resolveConfig from './resolveConfig'
 import * as util from 'util'
 import * as path from 'path'
-import { globSingle } from './globSingle'
 import { getUtilityConfigMap } from './getUtilityConfigMap'
+import glob from 'fast-glob'
+import normalizePath from 'normalize-path'
 
 function TailwindConfigError(error) {
   Error.call(this)
@@ -41,20 +42,25 @@ export default async function getClassNames(
   { onChange = () => {} } = {}
 ) {
   async function run() {
-    let configPath
     let postcss
     let tailwindcss
     let browserslistModule
     let version
 
-    configPath = await globSingle(CONFIG_GLOB, {
+    const configPaths = (
-      cwd,
+      await glob(CONFIG_GLOB, {
-      filesOnly: true,
+        cwd,
-      absolute: true,
+        ignore: ['**/node_modules'],
-      flush: true,
+        onlyFiles: true,
-    })
+        absolute: true,
-    invariant(configPath.length === 1, 'No Tailwind CSS config found.')
+      })
-    configPath = configPath[0]
+    )
+      .map(normalizePath)
+      .sort((a, b) => a.split('/').length - b.split('/').length)
+      .map(path.normalize)
+
+    invariant(configPaths.length > 0, 'No Tailwind CSS config found.')
+    const configPath = configPaths[0]
     const configDir = path.dirname(configPath)
     const tailwindBase = path.dirname(
       resolveFrom(configDir, 'tailwindcss/package.json')