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Direktori : /proc/self/root/var/www/html/node_modules/classnames/ |
Current File : //proc/self/root/var/www/html/node_modules/classnames/dedupe.js |
/*! Copyright (c) 2018 Jed Watson. Licensed under the MIT License (MIT), see http://jedwatson.github.io/classnames */ /* global define */ (function () { 'use strict'; var classNames = (function () { // don't inherit from Object so we can skip hasOwnProperty check later // http://stackoverflow.com/questions/15518328/creating-js-object-with-object-createnull#answer-21079232 function StorageObject() {} StorageObject.prototype = Object.create(null); function _parseArray (resultSet, array) { var length = array.length; for (var i = 0; i < length; ++i) { _parse(resultSet, array[i]); } } var hasOwn = {}.hasOwnProperty; function _parseNumber (resultSet, num) { resultSet[num] = true; } function _parseObject (resultSet, object) { if (object.toString === Object.prototype.toString) { for (var k in object) { if (hasOwn.call(object, k)) { // set value to false instead of deleting it to avoid changing object structure // https://www.smashingmagazine.com/2012/11/writing-fast-memory-efficient-javascript/#de-referencing-misconceptions resultSet[k] = !!object[k]; } } } else { resultSet[object.toString()] = true; } } var SPACE = /\s+/; function _parseString (resultSet, str) { var array = str.split(SPACE); var length = array.length; for (var i = 0; i < length; ++i) { resultSet[array[i]] = true; } } function _parse (resultSet, arg) { if (!arg) return; var argType = typeof arg; // 'foo bar' if (argType === 'string') { _parseString(resultSet, arg); // ['foo', 'bar', ...] } else if (Array.isArray(arg)) { _parseArray(resultSet, arg); // { 'foo': true, ... } } else if (argType === 'object') { _parseObject(resultSet, arg); // '130' } else if (argType === 'number') { _parseNumber(resultSet, arg); } } function _classNames () { // don't leak arguments // https://github.com/petkaantonov/bluebird/wiki/Optimization-killers#32-leaking-arguments var len = arguments.length; var args = Array(len); for (var i = 0; i < len; i++) { args[i] = arguments[i]; } var classSet = new StorageObject(); _parseArray(classSet, args); var list = []; for (var k in classSet) { if (classSet[k]) { list.push(k) } } return list.join(' '); } return _classNames; })(); if (typeof module !== 'undefined' && module.exports) { classNames.default = classNames; module.exports = classNames; } else if (typeof define === 'function' && typeof define.amd === 'object' && define.amd) { // register as 'classnames', consistent with npm package name define('classnames', [], function () { return classNames; }); } else { window.classNames = classNames; } }());