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authorDimitri Staessens <dimitri@ouroboros.rocks>2019-10-06 21:37:45 +0200
committerDimitri Staessens <dimitri@ouroboros.rocks>2019-10-06 21:37:45 +0200
commit3c51c3be85bb0d1bdb87ea0d6632f1c256912f27 (patch)
treec7ccc8279b12c4f7bdbbb4270d617e48f51722e4 /node_modules/braces/index.js
parent412c104bebc507bea9c94fd53b5bdc4b64cbfe31 (diff)
downloadwebsite-3c51c3be85bb0d1bdb87ea0d6632f1c256912f27.tar.gz
website-3c51c3be85bb0d1bdb87ea0d6632f1c256912f27.zip
build: Add some required modules for node
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+'use strict';
+
+/**
+ * Module dependencies
+ */
+
+var toRegex = require('to-regex');
+var unique = require('array-unique');
+var extend = require('extend-shallow');
+
+/**
+ * Local dependencies
+ */
+
+var compilers = require('./lib/compilers');
+var parsers = require('./lib/parsers');
+var Braces = require('./lib/braces');
+var utils = require('./lib/utils');
+var MAX_LENGTH = 1024 * 64;
+var cache = {};
+
+/**
+ * Convert the given `braces` pattern into a regex-compatible string. By default, only one string is generated for every input string. Set `options.expand` to true to return an array of patterns (similar to Bash or minimatch. Before using `options.expand`, it's recommended that you read the [performance notes](#performance)).
+ *
+ * ```js
+ * var braces = require('braces');
+ * console.log(braces('{a,b,c}'));
+ * //=> ['(a|b|c)']
+ *
+ * console.log(braces('{a,b,c}', {expand: true}));
+ * //=> ['a', 'b', 'c']
+ * ```
+ * @param {String} `str`
+ * @param {Object} `options`
+ * @return {String}
+ * @api public
+ */
+
+function braces(pattern, options) {
+ var key = utils.createKey(String(pattern), options);
+ var arr = [];
+
+ var disabled = options && options.cache === false;
+ if (!disabled && cache.hasOwnProperty(key)) {
+ return cache[key];
+ }
+
+ if (Array.isArray(pattern)) {
+ for (var i = 0; i < pattern.length; i++) {
+ arr.push.apply(arr, braces.create(pattern[i], options));
+ }
+ } else {
+ arr = braces.create(pattern, options);
+ }
+
+ if (options && options.nodupes === true) {
+ arr = unique(arr);
+ }
+
+ if (!disabled) {
+ cache[key] = arr;
+ }
+ return arr;
+}
+
+/**
+ * Expands a brace pattern into an array. This method is called by the main [braces](#braces) function when `options.expand` is true. Before using this method it's recommended that you read the [performance notes](#performance)) and advantages of using [.optimize](#optimize) instead.
+ *
+ * ```js
+ * var braces = require('braces');
+ * console.log(braces.expand('a/{b,c}/d'));
+ * //=> ['a/b/d', 'a/c/d'];
+ * ```
+ * @param {String} `pattern` Brace pattern
+ * @param {Object} `options`
+ * @return {Array} Returns an array of expanded values.
+ * @api public
+ */
+
+braces.expand = function(pattern, options) {
+ return braces.create(pattern, extend({}, options, {expand: true}));
+};
+
+/**
+ * Expands a brace pattern into a regex-compatible, optimized string. This method is called by the main [braces](#braces) function by default.
+ *
+ * ```js
+ * var braces = require('braces');
+ * console.log(braces.expand('a/{b,c}/d'));
+ * //=> ['a/(b|c)/d']
+ * ```
+ * @param {String} `pattern` Brace pattern
+ * @param {Object} `options`
+ * @return {Array} Returns an array of expanded values.
+ * @api public
+ */
+
+braces.optimize = function(pattern, options) {
+ return braces.create(pattern, options);
+};
+
+/**
+ * Processes a brace pattern and returns either an expanded array (if `options.expand` is true), a highly optimized regex-compatible string. This method is called by the main [braces](#braces) function.
+ *
+ * ```js
+ * var braces = require('braces');
+ * console.log(braces.create('user-{200..300}/project-{a,b,c}-{1..10}'))
+ * //=> 'user-(20[0-9]|2[1-9][0-9]|300)/project-(a|b|c)-([1-9]|10)'
+ * ```
+ * @param {String} `pattern` Brace pattern
+ * @param {Object} `options`
+ * @return {Array} Returns an array of expanded values.
+ * @api public
+ */
+
+braces.create = function(pattern, options) {
+ if (typeof pattern !== 'string') {
+ throw new TypeError('expected a string');
+ }
+
+ var maxLength = (options && options.maxLength) || MAX_LENGTH;
+ if (pattern.length >= maxLength) {
+ throw new Error('expected pattern to be less than ' + maxLength + ' characters');
+ }
+
+ function create() {
+ if (pattern === '' || pattern.length < 3) {
+ return [pattern];
+ }
+
+ if (utils.isEmptySets(pattern)) {
+ return [];
+ }
+
+ if (utils.isQuotedString(pattern)) {
+ return [pattern.slice(1, -1)];
+ }
+
+ var proto = new Braces(options);
+ var result = !options || options.expand !== true
+ ? proto.optimize(pattern, options)
+ : proto.expand(pattern, options);
+
+ // get the generated pattern(s)
+ var arr = result.output;
+
+ // filter out empty strings if specified
+ if (options && options.noempty === true) {
+ arr = arr.filter(Boolean);
+ }
+
+ // filter out duplicates if specified
+ if (options && options.nodupes === true) {
+ arr = unique(arr);
+ }
+
+ Object.defineProperty(arr, 'result', {
+ enumerable: false,
+ value: result
+ });
+
+ return arr;
+ }
+
+ return memoize('create', pattern, options, create);
+};
+
+/**
+ * Create a regular expression from the given string `pattern`.
+ *
+ * ```js
+ * var braces = require('braces');
+ *
+ * console.log(braces.makeRe('id-{200..300}'));
+ * //=> /^(?:id-(20[0-9]|2[1-9][0-9]|300))$/
+ * ```
+ * @param {String} `pattern` The pattern to convert to regex.
+ * @param {Object} `options`
+ * @return {RegExp}
+ * @api public
+ */
+
+braces.makeRe = function(pattern, options) {
+ if (typeof pattern !== 'string') {
+ throw new TypeError('expected a string');
+ }
+
+ var maxLength = (options && options.maxLength) || MAX_LENGTH;
+ if (pattern.length >= maxLength) {
+ throw new Error('expected pattern to be less than ' + maxLength + ' characters');
+ }
+
+ function makeRe() {
+ var arr = braces(pattern, options);
+ var opts = extend({strictErrors: false}, options);
+ return toRegex(arr, opts);
+ }
+
+ return memoize('makeRe', pattern, options, makeRe);
+};
+
+/**
+ * Parse the given `str` with the given `options`.
+ *
+ * ```js
+ * var braces = require('braces');
+ * var ast = braces.parse('a/{b,c}/d');
+ * console.log(ast);
+ * // { type: 'root',
+ * // errors: [],
+ * // input: 'a/{b,c}/d',
+ * // nodes:
+ * // [ { type: 'bos', val: '' },
+ * // { type: 'text', val: 'a/' },
+ * // { type: 'brace',
+ * // nodes:
+ * // [ { type: 'brace.open', val: '{' },
+ * // { type: 'text', val: 'b,c' },
+ * // { type: 'brace.close', val: '}' } ] },
+ * // { type: 'text', val: '/d' },
+ * // { type: 'eos', val: '' } ] }
+ * ```
+ * @param {String} `pattern` Brace pattern to parse
+ * @param {Object} `options`
+ * @return {Object} Returns an AST
+ * @api public
+ */
+
+braces.parse = function(pattern, options) {
+ var proto = new Braces(options);
+ return proto.parse(pattern, options);
+};
+
+/**
+ * Compile the given `ast` or string with the given `options`.
+ *
+ * ```js
+ * var braces = require('braces');
+ * var ast = braces.parse('a/{b,c}/d');
+ * console.log(braces.compile(ast));
+ * // { options: { source: 'string' },
+ * // state: {},
+ * // compilers:
+ * // { eos: [Function],
+ * // noop: [Function],
+ * // bos: [Function],
+ * // brace: [Function],
+ * // 'brace.open': [Function],
+ * // text: [Function],
+ * // 'brace.close': [Function] },
+ * // output: [ 'a/(b|c)/d' ],
+ * // ast:
+ * // { ... },
+ * // parsingErrors: [] }
+ * ```
+ * @param {Object|String} `ast` AST from [.parse](#parse). If a string is passed it will be parsed first.
+ * @param {Object} `options`
+ * @return {Object} Returns an object that has an `output` property with the compiled string.
+ * @api public
+ */
+
+braces.compile = function(ast, options) {
+ var proto = new Braces(options);
+ return proto.compile(ast, options);
+};
+
+/**
+ * Clear the regex cache.
+ *
+ * ```js
+ * braces.clearCache();
+ * ```
+ * @api public
+ */
+
+braces.clearCache = function() {
+ cache = braces.cache = {};
+};
+
+/**
+ * Memoize a generated regex or function. A unique key is generated
+ * from the method name, pattern, and user-defined options. Set
+ * options.memoize to false to disable.
+ */
+
+function memoize(type, pattern, options, fn) {
+ var key = utils.createKey(type + ':' + pattern, options);
+ var disabled = options && options.cache === false;
+ if (disabled) {
+ braces.clearCache();
+ return fn(pattern, options);
+ }
+
+ if (cache.hasOwnProperty(key)) {
+ return cache[key];
+ }
+
+ var res = fn(pattern, options);
+ cache[key] = res;
+ return res;
+}
+
+/**
+ * Expose `Braces` constructor and methods
+ * @type {Function}
+ */
+
+braces.Braces = Braces;
+braces.compilers = compilers;
+braces.parsers = parsers;
+braces.cache = cache;
+
+/**
+ * Expose `braces`
+ * @type {Function}
+ */
+
+module.exports = braces;