Current Dev State

static/js/ketcher2/node_modules/classnames/dedupe.js

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+/*!
+  Copyright (c) 2016 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) {
+			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];
+				}
+			}
+		}
+
+		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) {
+		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;
+	}
+}());