Acme.BookStore.HttpApi.Host/node_modules/expand-brackets/index.js

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'use strict';

/**
 * Local dependencies
 */

var compilers = require('./lib/compilers');
var parsers = require('./lib/parsers');

/**
 * Module dependencies
 */

var debug = require('debug')('expand-brackets');
var extend = require('extend-shallow');
var Snapdragon = require('snapdragon');
var toRegex = require('to-regex');

/**
 * Parses the given POSIX character class `pattern` and returns a
 * string that can be used for creating regular expressions for matching.
 *
 * @param {String} `pattern`
 * @param {Object} `options`
 * @return {Object}
 * @api public
 */

function brackets(pattern, options) {
  debug('initializing from <%s>', __filename);
  var res = brackets.create(pattern, options);
  return res.output;
}

/**
 * Takes an array of strings and a POSIX character class pattern, and returns a new
 * array with only the strings that matched the pattern.
 *
 * ```js
 * var brackets = require('expand-brackets');
 * console.log(brackets.match(['1', 'a', 'ab'], '[[:alpha:]]'));
 * //=> ['a']
 *
 * console.log(brackets.match(['1', 'a', 'ab'], '[[:alpha:]]+'));
 * //=> ['a', 'ab']
 * ```
 * @param {Array} `arr` Array of strings to match
 * @param {String} `pattern` POSIX character class pattern(s)
 * @param {Object} `options`
 * @return {Array}
 * @api public
 */

brackets.match = function(arr, pattern, options) {
  arr = [].concat(arr);
  var opts = extend({}, options);
  var isMatch = brackets.matcher(pattern, opts);
  var len = arr.length;
  var idx = -1;
  var res = [];