opusdev/vector-similarity-api

1'use strict';2 3Object.defineProperty(exports, "__esModule", { value: true });4 5const picomatch = require('picomatch');6const normalizePath = require('normalize-path');7 8/**9 * @typedef {(testString: string) => boolean} AnymatchFn10 * @typedef {string|RegExp|AnymatchFn} AnymatchPattern11 * @typedef {AnymatchPattern|AnymatchPattern[]} AnymatchMatcher12 */13const BANG = '!';14const DEFAULT_OPTIONS = {returnIndex: false};15const arrify = (item) => Array.isArray(item) ? item : [item];16 17/**18 * @param {AnymatchPattern} matcher19 * @param {object} options20 * @returns {AnymatchFn}21 */22const createPattern = (matcher, options) => {23  if (typeof matcher === 'function') {24    return matcher;25  }26  if (typeof matcher === 'string') {27    const glob = picomatch(matcher, options);28    return (string) => matcher === string || glob(string);29  }30  if (matcher instanceof RegExp) {31    return (string) => matcher.test(string);32  }33  return (string) => false;34};35 36/**37 * @param {Array<Function>} patterns38 * @param {Array<Function>} negPatterns39 * @param {String|Array} args40 * @param {Boolean} returnIndex41 * @returns {boolean|number}42 */43const matchPatterns = (patterns, negPatterns, args, returnIndex) => {44  const isList = Array.isArray(args);45  const _path = isList ? args[0] : args;46  if (!isList && typeof _path !== 'string') {47    throw new TypeError('anymatch: second argument must be a string: got ' +48      Object.prototype.toString.call(_path))49  }50  const path = normalizePath(_path, false);51 52  for (let index = 0; index < negPatterns.length; index++) {53    const nglob = negPatterns[index];54    if (nglob(path)) {55      return returnIndex ? -1 : false;56    }57  }58 59  const applied = isList && [path].concat(args.slice(1));60  for (let index = 0; index < patterns.length; index++) {61    const pattern = patterns[index];62    if (isList ? pattern(...applied) : pattern(path)) {63      return returnIndex ? index : true;64    }65  }66 67  return returnIndex ? -1 : false;68};69 70/**71 * @param {AnymatchMatcher} matchers72 * @param {Array|string} testString73 * @param {object} options74 * @returns {boolean|number|Function}75 */76const anymatch = (matchers, testString, options = DEFAULT_OPTIONS) => {77  if (matchers == null) {78    throw new TypeError('anymatch: specify first argument');79  }80  const opts = typeof options === 'boolean' ? {returnIndex: options} : options;81  const returnIndex = opts.returnIndex || false;82 83  // Early cache for matchers.84  const mtchers = arrify(matchers);85  const negatedGlobs = mtchers86    .filter(item => typeof item === 'string' && item.charAt(0) === BANG)87    .map(item => item.slice(1))88    .map(item => picomatch(item, opts));89  const patterns = mtchers90    .filter(item => typeof item !== 'string' || (typeof item === 'string' && item.charAt(0) !== BANG))91    .map(matcher => createPattern(matcher, opts));92 93  if (testString == null) {94    return (testString, ri = false) => {95      const returnIndex = typeof ri === 'boolean' ? ri : false;96      return matchPatterns(patterns, negatedGlobs, testString, returnIndex);97    }98  }99 100  return matchPatterns(patterns, negatedGlobs, testString, returnIndex);101};102 103anymatch.default = anymatch;104module.exports = anymatch;105