d00e6e04ff
Added bigbuck.mp4, the sample file Install nodemon module for streaming Modified index.html to contain the video, and changed the title Modified index.js to add /video dir for the video streaming
105 lines
3.1 KiB
JavaScript
105 lines
3.1 KiB
JavaScript
'use strict';
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Object.defineProperty(exports, "__esModule", { value: true });
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const picomatch = require('picomatch');
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const normalizePath = require('normalize-path');
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/**
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* @typedef {(testString: string) => boolean} AnymatchFn
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* @typedef {string|RegExp|AnymatchFn} AnymatchPattern
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* @typedef {AnymatchPattern|AnymatchPattern[]} AnymatchMatcher
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*/
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const BANG = '!';
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const DEFAULT_OPTIONS = {returnIndex: false};
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const arrify = (item) => Array.isArray(item) ? item : [item];
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/**
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* @param {AnymatchPattern} matcher
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* @param {object} options
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* @returns {AnymatchFn}
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*/
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const createPattern = (matcher, options) => {
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if (typeof matcher === 'function') {
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return matcher;
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}
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if (typeof matcher === 'string') {
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const glob = picomatch(matcher, options);
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return (string) => matcher === string || glob(string);
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}
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if (matcher instanceof RegExp) {
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return (string) => matcher.test(string);
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}
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return (string) => false;
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};
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/**
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* @param {Array<Function>} patterns
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* @param {Array<Function>} negPatterns
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* @param {String|Array} args
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* @param {Boolean} returnIndex
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* @returns {boolean|number}
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*/
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const matchPatterns = (patterns, negPatterns, args, returnIndex) => {
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const isList = Array.isArray(args);
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const _path = isList ? args[0] : args;
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if (!isList && typeof _path !== 'string') {
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throw new TypeError('anymatch: second argument must be a string: got ' +
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Object.prototype.toString.call(_path))
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}
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const path = normalizePath(_path, false);
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for (let index = 0; index < negPatterns.length; index++) {
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const nglob = negPatterns[index];
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if (nglob(path)) {
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return returnIndex ? -1 : false;
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}
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}
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const applied = isList && [path].concat(args.slice(1));
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for (let index = 0; index < patterns.length; index++) {
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const pattern = patterns[index];
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if (isList ? pattern(...applied) : pattern(path)) {
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return returnIndex ? index : true;
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}
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}
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return returnIndex ? -1 : false;
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};
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/**
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* @param {AnymatchMatcher} matchers
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* @param {Array|string} testString
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* @param {object} options
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* @returns {boolean|number|Function}
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*/
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const anymatch = (matchers, testString, options = DEFAULT_OPTIONS) => {
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if (matchers == null) {
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throw new TypeError('anymatch: specify first argument');
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}
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const opts = typeof options === 'boolean' ? {returnIndex: options} : options;
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const returnIndex = opts.returnIndex || false;
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// Early cache for matchers.
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const mtchers = arrify(matchers);
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const negatedGlobs = mtchers
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.filter(item => typeof item === 'string' && item.charAt(0) === BANG)
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.map(item => item.slice(1))
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.map(item => picomatch(item, opts));
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const patterns = mtchers
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.filter(item => typeof item !== 'string' || (typeof item === 'string' && item.charAt(0) !== BANG))
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.map(matcher => createPattern(matcher, opts));
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if (testString == null) {
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return (testString, ri = false) => {
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const returnIndex = typeof ri === 'boolean' ? ri : false;
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return matchPatterns(patterns, negatedGlobs, testString, returnIndex);
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}
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}
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return matchPatterns(patterns, negatedGlobs, testString, returnIndex);
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};
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anymatch.default = anymatch;
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module.exports = anymatch;
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