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@@ -0,0 +1,4182 @@
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+/**
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+ * SimpleBar.js - v3.1.0
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+ * Scrollbars, simpler.
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+ * https://grsmto.github.io/simplebar/
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+ *
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+ * Made by Adrien Denat from a fork by Jonathan Nicol
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+ * Under MIT License
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+ */
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+
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+(function (global, factory) {
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+ typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
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+ typeof define === 'function' && define.amd ? define(factory) :
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+ (global.SimpleBar = factory());
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+}(this, (function () { 'use strict';
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+
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+ var _isObject = function (it) {
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+ return typeof it === 'object' ? it !== null : typeof it === 'function';
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+ };
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+
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+ var _anObject = function (it) {
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+ if (!_isObject(it)) throw TypeError(it + ' is not an object!');
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+ return it;
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+ };
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+
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+ var _fails = function (exec) {
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+ try {
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+ return !!exec();
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+ } catch (e) {
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+ return true;
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+ }
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+ };
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+
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+ // Thank's IE8 for his funny defineProperty
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+ var _descriptors = !_fails(function () {
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+ return Object.defineProperty({}, 'a', { get: function () { return 7; } }).a != 7;
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+ });
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+
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+ var commonjsGlobal = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
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+
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+ function createCommonjsModule(fn, module) {
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+ return module = { exports: {} }, fn(module, module.exports), module.exports;
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+ }
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+
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+ var _global = createCommonjsModule(function (module) {
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+ // https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
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+ var global = module.exports = typeof window != 'undefined' && window.Math == Math
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+ ? window : typeof self != 'undefined' && self.Math == Math ? self
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+ // eslint-disable-next-line no-new-func
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+ : Function('return this')();
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+ if (typeof __g == 'number') __g = global; // eslint-disable-line no-undef
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+ });
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+
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+ var document$1 = _global.document;
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+ // typeof document.createElement is 'object' in old IE
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+ var is = _isObject(document$1) && _isObject(document$1.createElement);
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+ var _domCreate = function (it) {
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+ return is ? document$1.createElement(it) : {};
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+ };
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+
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+ var _ie8DomDefine = !_descriptors && !_fails(function () {
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+ return Object.defineProperty(_domCreate('div'), 'a', { get: function () { return 7; } }).a != 7;
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+ });
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+
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+ // 7.1.1 ToPrimitive(input [, PreferredType])
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+
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+ // instead of the ES6 spec version, we didn't implement @@toPrimitive case
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+ // and the second argument - flag - preferred type is a string
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+ var _toPrimitive = function (it, S) {
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+ if (!_isObject(it)) return it;
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+ var fn, val;
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+ if (S && typeof (fn = it.toString) == 'function' && !_isObject(val = fn.call(it))) return val;
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+ if (typeof (fn = it.valueOf) == 'function' && !_isObject(val = fn.call(it))) return val;
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+ if (!S && typeof (fn = it.toString) == 'function' && !_isObject(val = fn.call(it))) return val;
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+ throw TypeError("Can't convert object to primitive value");
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+ };
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+
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+ var dP = Object.defineProperty;
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+
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+ var f = _descriptors ? Object.defineProperty : function defineProperty(O, P, Attributes) {
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+ _anObject(O);
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+ P = _toPrimitive(P, true);
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+ _anObject(Attributes);
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+ if (_ie8DomDefine) try {
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+ return dP(O, P, Attributes);
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+ } catch (e) { /* empty */ }
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+ if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported!');
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+ if ('value' in Attributes) O[P] = Attributes.value;
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+ return O;
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+ };
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+
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+ var _objectDp = {
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+ f: f
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+ };
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+
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+ var _propertyDesc = function (bitmap, value) {
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+ return {
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+ enumerable: !(bitmap & 1),
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+ configurable: !(bitmap & 2),
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+ writable: !(bitmap & 4),
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+ value: value
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+ };
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+ };
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+
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+ var _hide = _descriptors ? function (object, key, value) {
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+ return _objectDp.f(object, key, _propertyDesc(1, value));
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+ } : function (object, key, value) {
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+ object[key] = value;
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+ return object;
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+ };
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+
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+ var hasOwnProperty = {}.hasOwnProperty;
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+ var _has = function (it, key) {
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+ return hasOwnProperty.call(it, key);
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+ };
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+
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+ var id = 0;
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+ var px = Math.random();
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+ var _uid = function (key) {
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+ return 'Symbol('.concat(key === undefined ? '' : key, ')_', (++id + px).toString(36));
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+ };
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+
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+ var _core = createCommonjsModule(function (module) {
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+ var core = module.exports = { version: '2.5.7' };
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+ if (typeof __e == 'number') __e = core; // eslint-disable-line no-undef
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+ });
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+ var _core_1 = _core.version;
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+
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+ var _redefine = createCommonjsModule(function (module) {
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+ var SRC = _uid('src');
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+ var TO_STRING = 'toString';
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+ var $toString = Function[TO_STRING];
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+ var TPL = ('' + $toString).split(TO_STRING);
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+
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+ _core.inspectSource = function (it) {
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+ return $toString.call(it);
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+ };
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+
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+ (module.exports = function (O, key, val, safe) {
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+ var isFunction = typeof val == 'function';
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+ if (isFunction) _has(val, 'name') || _hide(val, 'name', key);
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+ if (O[key] === val) return;
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+ if (isFunction) _has(val, SRC) || _hide(val, SRC, O[key] ? '' + O[key] : TPL.join(String(key)));
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+ if (O === _global) {
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+ O[key] = val;
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+ } else if (!safe) {
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+ delete O[key];
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+ _hide(O, key, val);
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+ } else if (O[key]) {
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+ O[key] = val;
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+ } else {
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+ _hide(O, key, val);
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+ }
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+ // add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative
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+ })(Function.prototype, TO_STRING, function toString() {
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+ return typeof this == 'function' && this[SRC] || $toString.call(this);
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+ });
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+ });
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+
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+ // 7.2.1 RequireObjectCoercible(argument)
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+ var _defined = function (it) {
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+ if (it == undefined) throw TypeError("Can't call method on " + it);
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+ return it;
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+ };
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+
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+ var _library = false;
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+
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+ var _shared = createCommonjsModule(function (module) {
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+ var SHARED = '__core-js_shared__';
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+ var store = _global[SHARED] || (_global[SHARED] = {});
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+
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+ (module.exports = function (key, value) {
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+ return store[key] || (store[key] = value !== undefined ? value : {});
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+ })('versions', []).push({
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+ version: _core.version,
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+ mode: _library ? 'pure' : 'global',
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+ copyright: '© 2018 Denis Pushkarev (zloirock.ru)'
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+ });
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+ });
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+
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+ var _wks = createCommonjsModule(function (module) {
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+ var store = _shared('wks');
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+
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+ var Symbol = _global.Symbol;
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+ var USE_SYMBOL = typeof Symbol == 'function';
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+
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+ var $exports = module.exports = function (name) {
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+ return store[name] || (store[name] =
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+ USE_SYMBOL && Symbol[name] || (USE_SYMBOL ? Symbol : _uid)('Symbol.' + name));
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+ };
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+
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+ $exports.store = store;
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+ });
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+
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+ var _fixReWks = function (KEY, length, exec) {
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+ var SYMBOL = _wks(KEY);
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+ var fns = exec(_defined, SYMBOL, ''[KEY]);
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+ var strfn = fns[0];
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+ var rxfn = fns[1];
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+ if (_fails(function () {
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+ var O = {};
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+ O[SYMBOL] = function () { return 7; };
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+ return ''[KEY](O) != 7;
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+ })) {
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+ _redefine(String.prototype, KEY, strfn);
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+ _hide(RegExp.prototype, SYMBOL, length == 2
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+ // 21.2.5.8 RegExp.prototype[@@replace](string, replaceValue)
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+ // 21.2.5.11 RegExp.prototype[@@split](string, limit)
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+ ? function (string, arg) { return rxfn.call(string, this, arg); }
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+ // 21.2.5.6 RegExp.prototype[@@match](string)
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+ // 21.2.5.9 RegExp.prototype[@@search](string)
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+ : function (string) { return rxfn.call(string, this); }
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+ );
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+ }
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+ };
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+
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+ // @@replace logic
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+ _fixReWks('replace', 2, function (defined, REPLACE, $replace) {
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+ // 21.1.3.14 String.prototype.replace(searchValue, replaceValue)
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+ return [function replace(searchValue, replaceValue) {
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+ var O = defined(this);
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+ var fn = searchValue == undefined ? undefined : searchValue[REPLACE];
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+ return fn !== undefined
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+ ? fn.call(searchValue, O, replaceValue)
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+ : $replace.call(String(O), searchValue, replaceValue);
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+ }, $replace];
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+ });
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+
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+ var dP$1 = _objectDp.f;
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+ var FProto = Function.prototype;
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+ var nameRE = /^\s*function ([^ (]*)/;
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+ var NAME = 'name';
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+
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+ // 19.2.4.2 name
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+ NAME in FProto || _descriptors && dP$1(FProto, NAME, {
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+ configurable: true,
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+ get: function () {
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+ try {
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+ return ('' + this).match(nameRE)[1];
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+ } catch (e) {
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+ return '';
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+ }
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+ }
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+ });
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+
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+ // @@match logic
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+ _fixReWks('match', 1, function (defined, MATCH, $match) {
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+ // 21.1.3.11 String.prototype.match(regexp)
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+ return [function match(regexp) {
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+ var O = defined(this);
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+ var fn = regexp == undefined ? undefined : regexp[MATCH];
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+ return fn !== undefined ? fn.call(regexp, O) : new RegExp(regexp)[MATCH](String(O));
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+ }, $match];
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+ });
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+
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+ // 22.1.3.31 Array.prototype[@@unscopables]
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+ var UNSCOPABLES = _wks('unscopables');
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+ var ArrayProto = Array.prototype;
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+ if (ArrayProto[UNSCOPABLES] == undefined) _hide(ArrayProto, UNSCOPABLES, {});
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+ var _addToUnscopables = function (key) {
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+ ArrayProto[UNSCOPABLES][key] = true;
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+ };
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+
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+ var _iterStep = function (done, value) {
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+ return { value: value, done: !!done };
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+ };
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+
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+ var _iterators = {};
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+
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+ var toString = {}.toString;
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+
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+ var _cof = function (it) {
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+ return toString.call(it).slice(8, -1);
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+ };
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+
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+ // fallback for non-array-like ES3 and non-enumerable old V8 strings
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+
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+ // eslint-disable-next-line no-prototype-builtins
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+ var _iobject = Object('z').propertyIsEnumerable(0) ? Object : function (it) {
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+ return _cof(it) == 'String' ? it.split('') : Object(it);
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+ };
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+
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+ // to indexed object, toObject with fallback for non-array-like ES3 strings
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+
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+
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+ var _toIobject = function (it) {
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+ return _iobject(_defined(it));
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+ };
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+
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+ var _aFunction = function (it) {
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+ if (typeof it != 'function') throw TypeError(it + ' is not a function!');
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+ return it;
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+ };
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+
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+ // optional / simple context binding
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+
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+ var _ctx = function (fn, that, length) {
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+ _aFunction(fn);
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+ if (that === undefined) return fn;
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+ switch (length) {
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+ case 1: return function (a) {
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+ return fn.call(that, a);
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+ };
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+ case 2: return function (a, b) {
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+ return fn.call(that, a, b);
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+ };
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+ case 3: return function (a, b, c) {
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+ return fn.call(that, a, b, c);
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+ };
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+ }
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+ return function (/* ...args */) {
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+ return fn.apply(that, arguments);
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+ };
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+ };
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+
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+ var PROTOTYPE = 'prototype';
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+
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+ var $export = function (type, name, source) {
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+ var IS_FORCED = type & $export.F;
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+ var IS_GLOBAL = type & $export.G;
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+ var IS_STATIC = type & $export.S;
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+ var IS_PROTO = type & $export.P;
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+ var IS_BIND = type & $export.B;
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+ var target = IS_GLOBAL ? _global : IS_STATIC ? _global[name] || (_global[name] = {}) : (_global[name] || {})[PROTOTYPE];
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+ var exports = IS_GLOBAL ? _core : _core[name] || (_core[name] = {});
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+ var expProto = exports[PROTOTYPE] || (exports[PROTOTYPE] = {});
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+ var key, own, out, exp;
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+ if (IS_GLOBAL) source = name;
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+ for (key in source) {
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+ // contains in native
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+ own = !IS_FORCED && target && target[key] !== undefined;
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+ // export native or passed
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+ out = (own ? target : source)[key];
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+ // bind timers to global for call from export context
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+ exp = IS_BIND && own ? _ctx(out, _global) : IS_PROTO && typeof out == 'function' ? _ctx(Function.call, out) : out;
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+ // extend global
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+ if (target) _redefine(target, key, out, type & $export.U);
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+ // export
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+ if (exports[key] != out) _hide(exports, key, exp);
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+ if (IS_PROTO && expProto[key] != out) expProto[key] = out;
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+ }
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+ };
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+ _global.core = _core;
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+ // type bitmap
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+ $export.F = 1; // forced
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+ $export.G = 2; // global
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+ $export.S = 4; // static
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+ $export.P = 8; // proto
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+ $export.B = 16; // bind
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+ $export.W = 32; // wrap
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+ $export.U = 64; // safe
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+ $export.R = 128; // real proto method for `library`
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+ var _export = $export;
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+
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+ // 7.1.4 ToInteger
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+ var ceil = Math.ceil;
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+ var floor = Math.floor;
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+ var _toInteger = function (it) {
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+ return isNaN(it = +it) ? 0 : (it > 0 ? floor : ceil)(it);
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+ };
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+
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+ // 7.1.15 ToLength
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+
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+ var min = Math.min;
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+ var _toLength = function (it) {
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+ return it > 0 ? min(_toInteger(it), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991
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+ };
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+
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+ var max = Math.max;
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+ var min$1 = Math.min;
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+ var _toAbsoluteIndex = function (index, length) {
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+ index = _toInteger(index);
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+ return index < 0 ? max(index + length, 0) : min$1(index, length);
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+ };
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+
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+ // false -> Array#indexOf
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+ // true -> Array#includes
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+
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+
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+
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+ var _arrayIncludes = function (IS_INCLUDES) {
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+ return function ($this, el, fromIndex) {
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+ var O = _toIobject($this);
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+ var length = _toLength(O.length);
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+ var index = _toAbsoluteIndex(fromIndex, length);
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+ var value;
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+ // Array#includes uses SameValueZero equality algorithm
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+ // eslint-disable-next-line no-self-compare
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|
|
+ if (IS_INCLUDES && el != el) while (length > index) {
|
|
|
+ value = O[index++];
|
|
|
+ // eslint-disable-next-line no-self-compare
|
|
|
+ if (value != value) return true;
|
|
|
+ // Array#indexOf ignores holes, Array#includes - not
|
|
|
+ } else for (;length > index; index++) if (IS_INCLUDES || index in O) {
|
|
|
+ if (O[index] === el) return IS_INCLUDES || index || 0;
|
|
|
+ } return !IS_INCLUDES && -1;
|
|
|
+ };
|
|
|
+ };
|
|
|
+
|
|
|
+ var shared = _shared('keys');
|
|
|
+
|
|
|
+ var _sharedKey = function (key) {
|
|
|
+ return shared[key] || (shared[key] = _uid(key));
|
|
|
+ };
|
|
|
+
|
|
|
+ var arrayIndexOf = _arrayIncludes(false);
|
|
|
+ var IE_PROTO = _sharedKey('IE_PROTO');
|
|
|
+
|
|
|
+ var _objectKeysInternal = function (object, names) {
|
|
|
+ var O = _toIobject(object);
|
|
|
+ var i = 0;
|
|
|
+ var result = [];
|
|
|
+ var key;
|
|
|
+ for (key in O) if (key != IE_PROTO) _has(O, key) && result.push(key);
|
|
|
+ // Don't enum bug & hidden keys
|
|
|
+ while (names.length > i) if (_has(O, key = names[i++])) {
|
|
|
+ ~arrayIndexOf(result, key) || result.push(key);
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ };
|
|
|
+
|
|
|
+ // IE 8- don't enum bug keys
|
|
|
+ var _enumBugKeys = (
|
|
|
+ 'constructor,hasOwnProperty,isPrototypeOf,propertyIsEnumerable,toLocaleString,toString,valueOf'
|
|
|
+ ).split(',');
|
|
|
+
|
|
|
+ // 19.1.2.14 / 15.2.3.14 Object.keys(O)
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ var _objectKeys = Object.keys || function keys(O) {
|
|
|
+ return _objectKeysInternal(O, _enumBugKeys);
|
|
|
+ };
|
|
|
+
|
|
|
+ var _objectDps = _descriptors ? Object.defineProperties : function defineProperties(O, Properties) {
|
|
|
+ _anObject(O);
|
|
|
+ var keys = _objectKeys(Properties);
|
|
|
+ var length = keys.length;
|
|
|
+ var i = 0;
|
|
|
+ var P;
|
|
|
+ while (length > i) _objectDp.f(O, P = keys[i++], Properties[P]);
|
|
|
+ return O;
|
|
|
+ };
|
|
|
+
|
|
|
+ var document$2 = _global.document;
|
|
|
+ var _html = document$2 && document$2.documentElement;
|
|
|
+
|
|
|
+ // 19.1.2.2 / 15.2.3.5 Object.create(O [, Properties])
|
|
|
+
|
|
|
+
|
|
|
+
|
|
|
+ var IE_PROTO$1 = _sharedKey('IE_PROTO');
|
|
|
+ var Empty = function () { /* empty */ };
|
|
|
+ var PROTOTYPE$1 = 'prototype';
|
|
|
+
|
|
|
+ // Create object with fake `null` prototype: use iframe Object with cleared prototype
|
|
|
+ var createDict = function () {
|
|
|
+ // Thrash, waste and sodomy: IE GC bug
|
|
|
+ var iframe = _domCreate('iframe');
|
|
|
+ var i = _enumBugKeys.length;
|
|
|
+ var lt = '<';
|
|
|
+ var gt = '>';
|
|
|
+ var iframeDocument;
|
|
|
+ iframe.style.display = 'none';
|
|
|
+ _html.appendChild(iframe);
|
|
|
+ iframe.src = 'javascript:'; // eslint-disable-line no-script-url
|
|
|
+ // createDict = iframe.contentWindow.Object;
|
|
|
+ // html.removeChild(iframe);
|
|
|
+ iframeDocument = iframe.contentWindow.document;
|
|
|
+ iframeDocument.open();
|
|
|
+ iframeDocument.write(lt + 'script' + gt + 'document.F=Object' + lt + '/script' + gt);
|
|
|
+ iframeDocument.close();
|
|
|
+ createDict = iframeDocument.F;
|
|
|
+ while (i--) delete createDict[PROTOTYPE$1][_enumBugKeys[i]];
|
|
|
+ return createDict();
|
|
|
+ };
|
|
|
+
|
|
|
+ var _objectCreate = Object.create || function create(O, Properties) {
|
|
|
+ var result;
|
|
|
+ if (O !== null) {
|
|
|
+ Empty[PROTOTYPE$1] = _anObject(O);
|
|
|
+ result = new Empty();
|
|
|
+ Empty[PROTOTYPE$1] = null;
|
|
|
+ // add "__proto__" for Object.getPrototypeOf polyfill
|
|
|
+ result[IE_PROTO$1] = O;
|
|
|
+ } else result = createDict();
|
|
|
+ return Properties === undefined ? result : _objectDps(result, Properties);
|
|
|
+ };
|
|
|
+
|
|
|
+ var def = _objectDp.f;
|
|
|
+
|
|
|
+ var TAG = _wks('toStringTag');
|
|
|
+
|
|
|
+ var _setToStringTag = function (it, tag, stat) {
|
|
|
+ if (it && !_has(it = stat ? it : it.prototype, TAG)) def(it, TAG, { configurable: true, value: tag });
|
|
|
+ };
|
|
|
+
|
|
|
+ var IteratorPrototype = {};
|
|
|
+
|
|
|
+ // 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
|
|
|
+ _hide(IteratorPrototype, _wks('iterator'), function () { return this; });
|
|
|
+
|
|
|
+ var _iterCreate = function (Constructor, NAME, next) {
|
|
|
+ Constructor.prototype = _objectCreate(IteratorPrototype, { next: _propertyDesc(1, next) });
|
|
|
+ _setToStringTag(Constructor, NAME + ' Iterator');
|
|
|
+ };
|
|
|
+
|
|
|
+ // 7.1.13 ToObject(argument)
|
|
|
+
|
|
|
+ var _toObject = function (it) {
|
|
|
+ return Object(_defined(it));
|
|
|
+ };
|
|
|
+
|
|
|
+ // 19.1.2.9 / 15.2.3.2 Object.getPrototypeOf(O)
|
|
|
+
|
|
|
+
|
|
|
+ var IE_PROTO$2 = _sharedKey('IE_PROTO');
|
|
|
+ var ObjectProto = Object.prototype;
|
|
|
+
|
|
|
+ var _objectGpo = Object.getPrototypeOf || function (O) {
|
|
|
+ O = _toObject(O);
|
|
|
+ if (_has(O, IE_PROTO$2)) return O[IE_PROTO$2];
|
|
|
+ if (typeof O.constructor == 'function' && O instanceof O.constructor) {
|
|
|
+ return O.constructor.prototype;
|
|
|
+ } return O instanceof Object ? ObjectProto : null;
|
|
|
+ };
|
|
|
+
|
|
|
+ var ITERATOR = _wks('iterator');
|
|
|
+ var BUGGY = !([].keys && 'next' in [].keys()); // Safari has buggy iterators w/o `next`
|
|
|
+ var FF_ITERATOR = '@@iterator';
|
|
|
+ var KEYS = 'keys';
|
|
|
+ var VALUES = 'values';
|
|
|
+
|
|
|
+ var returnThis = function () { return this; };
|
|
|
+
|
|
|
+ var _iterDefine = function (Base, NAME, Constructor, next, DEFAULT, IS_SET, FORCED) {
|
|
|
+ _iterCreate(Constructor, NAME, next);
|
|
|
+ var getMethod = function (kind) {
|
|
|
+ if (!BUGGY && kind in proto) return proto[kind];
|
|
|
+ switch (kind) {
|
|
|
+ case KEYS: return function keys() { return new Constructor(this, kind); };
|
|
|
+ case VALUES: return function values() { return new Constructor(this, kind); };
|
|
|
+ } return function entries() { return new Constructor(this, kind); };
|
|
|
+ };
|
|
|
+ var TAG = NAME + ' Iterator';
|
|
|
+ var DEF_VALUES = DEFAULT == VALUES;
|
|
|
+ var VALUES_BUG = false;
|
|
|
+ var proto = Base.prototype;
|
|
|
+ var $native = proto[ITERATOR] || proto[FF_ITERATOR] || DEFAULT && proto[DEFAULT];
|
|
|
+ var $default = $native || getMethod(DEFAULT);
|
|
|
+ var $entries = DEFAULT ? !DEF_VALUES ? $default : getMethod('entries') : undefined;
|
|
|
+ var $anyNative = NAME == 'Array' ? proto.entries || $native : $native;
|
|
|
+ var methods, key, IteratorPrototype;
|
|
|
+ // Fix native
|
|
|
+ if ($anyNative) {
|
|
|
+ IteratorPrototype = _objectGpo($anyNative.call(new Base()));
|
|
|
+ if (IteratorPrototype !== Object.prototype && IteratorPrototype.next) {
|
|
|
+ // Set @@toStringTag to native iterators
|
|
|
+ _setToStringTag(IteratorPrototype, TAG, true);
|
|
|
+ // fix for some old engines
|
|
|
+ if (!_library && typeof IteratorPrototype[ITERATOR] != 'function') _hide(IteratorPrototype, ITERATOR, returnThis);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ // fix Array#{values, @@iterator}.name in V8 / FF
|
|
|
+ if (DEF_VALUES && $native && $native.name !== VALUES) {
|
|
|
+ VALUES_BUG = true;
|
|
|
+ $default = function values() { return $native.call(this); };
|
|
|
+ }
|
|
|
+ // Define iterator
|
|
|
+ if ((!_library || FORCED) && (BUGGY || VALUES_BUG || !proto[ITERATOR])) {
|
|
|
+ _hide(proto, ITERATOR, $default);
|
|
|
+ }
|
|
|
+ // Plug for library
|
|
|
+ _iterators[NAME] = $default;
|
|
|
+ _iterators[TAG] = returnThis;
|
|
|
+ if (DEFAULT) {
|
|
|
+ methods = {
|
|
|
+ values: DEF_VALUES ? $default : getMethod(VALUES),
|
|
|
+ keys: IS_SET ? $default : getMethod(KEYS),
|
|
|
+ entries: $entries
|
|
|
+ };
|
|
|
+ if (FORCED) for (key in methods) {
|
|
|
+ if (!(key in proto)) _redefine(proto, key, methods[key]);
|
|
|
+ } else _export(_export.P + _export.F * (BUGGY || VALUES_BUG), NAME, methods);
|
|
|
+ }
|
|
|
+ return methods;
|
|
|
+ };
|
|
|
+
|
|
|
+ // 22.1.3.4 Array.prototype.entries()
|
|
|
+ // 22.1.3.13 Array.prototype.keys()
|
|
|
+ // 22.1.3.29 Array.prototype.values()
|
|
|
+ // 22.1.3.30 Array.prototype[@@iterator]()
|
|
|
+ var es6_array_iterator = _iterDefine(Array, 'Array', function (iterated, kind) {
|
|
|
+ this._t = _toIobject(iterated); // target
|
|
|
+ this._i = 0; // next index
|
|
|
+ this._k = kind; // kind
|
|
|
+ // 22.1.5.2.1 %ArrayIteratorPrototype%.next()
|
|
|
+ }, function () {
|
|
|
+ var O = this._t;
|
|
|
+ var kind = this._k;
|
|
|
+ var index = this._i++;
|
|
|
+ if (!O || index >= O.length) {
|
|
|
+ this._t = undefined;
|
|
|
+ return _iterStep(1);
|
|
|
+ }
|
|
|
+ if (kind == 'keys') return _iterStep(0, index);
|
|
|
+ if (kind == 'values') return _iterStep(0, O[index]);
|
|
|
+ return _iterStep(0, [index, O[index]]);
|
|
|
+ }, 'values');
|
|
|
+
|
|
|
+ // argumentsList[@@iterator] is %ArrayProto_values% (9.4.4.6, 9.4.4.7)
|
|
|
+ _iterators.Arguments = _iterators.Array;
|
|
|
+
|
|
|
+ _addToUnscopables('keys');
|
|
|
+ _addToUnscopables('values');
|
|
|
+ _addToUnscopables('entries');
|
|
|
+
|
|
|
+ var ITERATOR$1 = _wks('iterator');
|
|
|
+ var TO_STRING_TAG = _wks('toStringTag');
|
|
|
+ var ArrayValues = _iterators.Array;
|
|
|
+
|
|
|
+ var DOMIterables = {
|
|
|
+ CSSRuleList: true, // TODO: Not spec compliant, should be false.
|
|
|
+ CSSStyleDeclaration: false,
|
|
|
+ CSSValueList: false,
|
|
|
+ ClientRectList: false,
|
|
|
+ DOMRectList: false,
|
|
|
+ DOMStringList: false,
|
|
|
+ DOMTokenList: true,
|
|
|
+ DataTransferItemList: false,
|
|
|
+ FileList: false,
|
|
|
+ HTMLAllCollection: false,
|
|
|
+ HTMLCollection: false,
|
|
|
+ HTMLFormElement: false,
|
|
|
+ HTMLSelectElement: false,
|
|
|
+ MediaList: true, // TODO: Not spec compliant, should be false.
|
|
|
+ MimeTypeArray: false,
|
|
|
+ NamedNodeMap: false,
|
|
|
+ NodeList: true,
|
|
|
+ PaintRequestList: false,
|
|
|
+ Plugin: false,
|
|
|
+ PluginArray: false,
|
|
|
+ SVGLengthList: false,
|
|
|
+ SVGNumberList: false,
|
|
|
+ SVGPathSegList: false,
|
|
|
+ SVGPointList: false,
|
|
|
+ SVGStringList: false,
|
|
|
+ SVGTransformList: false,
|
|
|
+ SourceBufferList: false,
|
|
|
+ StyleSheetList: true, // TODO: Not spec compliant, should be false.
|
|
|
+ TextTrackCueList: false,
|
|
|
+ TextTrackList: false,
|
|
|
+ TouchList: false
|
|
|
+ };
|
|
|
+
|
|
|
+ for (var collections = _objectKeys(DOMIterables), i = 0; i < collections.length; i++) {
|
|
|
+ var NAME$1 = collections[i];
|
|
|
+ var explicit = DOMIterables[NAME$1];
|
|
|
+ var Collection = _global[NAME$1];
|
|
|
+ var proto = Collection && Collection.prototype;
|
|
|
+ var key;
|
|
|
+ if (proto) {
|
|
|
+ if (!proto[ITERATOR$1]) _hide(proto, ITERATOR$1, ArrayValues);
|
|
|
+ if (!proto[TO_STRING_TAG]) _hide(proto, TO_STRING_TAG, NAME$1);
|
|
|
+ _iterators[NAME$1] = ArrayValues;
|
|
|
+ if (explicit) for (key in es6_array_iterator) if (!proto[key]) _redefine(proto, key, es6_array_iterator[key], true);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // true -> String#at
|
|
|
+ // false -> String#codePointAt
|
|
|
+ var _stringAt = function (TO_STRING) {
|
|
|
+ return function (that, pos) {
|
|
|
+ var s = String(_defined(that));
|
|
|
+ var i = _toInteger(pos);
|
|
|
+ var l = s.length;
|
|
|
+ var a, b;
|
|
|
+ if (i < 0 || i >= l) return TO_STRING ? '' : undefined;
|
|
|
+ a = s.charCodeAt(i);
|
|
|
+ return a < 0xd800 || a > 0xdbff || i + 1 === l || (b = s.charCodeAt(i + 1)) < 0xdc00 || b > 0xdfff
|
|
|
+ ? TO_STRING ? s.charAt(i) : a
|
|
|
+ : TO_STRING ? s.slice(i, i + 2) : (a - 0xd800 << 10) + (b - 0xdc00) + 0x10000;
|
|
|
+ };
|
|
|
+ };
|
|
|
+
|
|
|
+ var $at = _stringAt(true);
|
|
|
+
|
|
|
+ // 21.1.3.27 String.prototype[@@iterator]()
|
|
|
+ _iterDefine(String, 'String', function (iterated) {
|
|
|
+ this._t = String(iterated); // target
|
|
|
+ this._i = 0; // next index
|
|
|
+ // 21.1.5.2.1 %StringIteratorPrototype%.next()
|
|
|
+ }, function () {
|
|
|
+ var O = this._t;
|
|
|
+ var index = this._i;
|
|
|
+ var point;
|
|
|
+ if (index >= O.length) return { value: undefined, done: true };
|
|
|
+ point = $at(O, index);
|
|
|
+ this._i += point.length;
|
|
|
+ return { value: point, done: false };
|
|
|
+ });
|
|
|
+
|
|
|
+ // call something on iterator step with safe closing on error
|
|
|
+
|
|
|
+ var _iterCall = function (iterator, fn, value, entries) {
|
|
|
+ try {
|
|
|
+ return entries ? fn(_anObject(value)[0], value[1]) : fn(value);
|
|
|
+ // 7.4.6 IteratorClose(iterator, completion)
|
|
|
+ } catch (e) {
|
|
|
+ var ret = iterator['return'];
|
|
|
+ if (ret !== undefined) _anObject(ret.call(iterator));
|
|
|
+ throw e;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ // check on default Array iterator
|
|
|
+
|
|
|
+ var ITERATOR$2 = _wks('iterator');
|
|
|
+ var ArrayProto$1 = Array.prototype;
|
|
|
+
|
|
|
+ var _isArrayIter = function (it) {
|
|
|
+ return it !== undefined && (_iterators.Array === it || ArrayProto$1[ITERATOR$2] === it);
|
|
|
+ };
|
|
|
+
|
|
|
+ var _createProperty = function (object, index, value) {
|
|
|
+ if (index in object) _objectDp.f(object, index, _propertyDesc(0, value));
|
|
|
+ else object[index] = value;
|
|
|
+ };
|
|
|
+
|
|
|
+ // getting tag from 19.1.3.6 Object.prototype.toString()
|
|
|
+
|
|
|
+ var TAG$1 = _wks('toStringTag');
|
|
|
+ // ES3 wrong here
|
|
|
+ var ARG = _cof(function () { return arguments; }()) == 'Arguments';
|
|
|
+
|
|
|
+ // fallback for IE11 Script Access Denied error
|
|
|
+ var tryGet = function (it, key) {
|
|
|
+ try {
|
|
|
+ return it[key];
|
|
|
+ } catch (e) { /* empty */ }
|
|
|
+ };
|
|
|
+
|
|
|
+ var _classof = function (it) {
|
|
|
+ var O, T, B;
|
|
|
+ return it === undefined ? 'Undefined' : it === null ? 'Null'
|
|
|
+ // @@toStringTag case
|
|
|
+ : typeof (T = tryGet(O = Object(it), TAG$1)) == 'string' ? T
|
|
|
+ // builtinTag case
|
|
|
+ : ARG ? _cof(O)
|
|
|
+ // ES3 arguments fallback
|
|
|
+ : (B = _cof(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : B;
|
|
|
+ };
|
|
|
+
|
|
|
+ var ITERATOR$3 = _wks('iterator');
|
|
|
+
|
|
|
+ var core_getIteratorMethod = _core.getIteratorMethod = function (it) {
|
|
|
+ if (it != undefined) return it[ITERATOR$3]
|
|
|
+ || it['@@iterator']
|
|
|
+ || _iterators[_classof(it)];
|
|
|
+ };
|
|
|
+
|
|
|
+ var ITERATOR$4 = _wks('iterator');
|
|
|
+ var SAFE_CLOSING = false;
|
|
|
+
|
|
|
+ try {
|
|
|
+ var riter = [7][ITERATOR$4]();
|
|
|
+ riter['return'] = function () { SAFE_CLOSING = true; };
|
|
|
+ } catch (e) { /* empty */ }
|
|
|
+
|
|
|
+ var _iterDetect = function (exec, skipClosing) {
|
|
|
+ if (!skipClosing && !SAFE_CLOSING) return false;
|
|
|
+ var safe = false;
|
|
|
+ try {
|
|
|
+ var arr = [7];
|
|
|
+ var iter = arr[ITERATOR$4]();
|
|
|
+ iter.next = function () { return { done: safe = true }; };
|
|
|
+ arr[ITERATOR$4] = function () { return iter; };
|
|
|
+ exec(arr);
|
|
|
+ } catch (e) { /* empty */ }
|
|
|
+ return safe;
|
|
|
+ };
|
|
|
+
|
|
|
+ _export(_export.S + _export.F * !_iterDetect(function (iter) { }), 'Array', {
|
|
|
+ // 22.1.2.1 Array.from(arrayLike, mapfn = undefined, thisArg = undefined)
|
|
|
+ from: function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {
|
|
|
+ var O = _toObject(arrayLike);
|
|
|
+ var C = typeof this == 'function' ? this : Array;
|
|
|
+ var aLen = arguments.length;
|
|
|
+ var mapfn = aLen > 1 ? arguments[1] : undefined;
|
|
|
+ var mapping = mapfn !== undefined;
|
|
|
+ var index = 0;
|
|
|
+ var iterFn = core_getIteratorMethod(O);
|
|
|
+ var length, result, step, iterator;
|
|
|
+ if (mapping) mapfn = _ctx(mapfn, aLen > 2 ? arguments[2] : undefined, 2);
|
|
|
+ // if object isn't iterable or it's array with default iterator - use simple case
|
|
|
+ if (iterFn != undefined && !(C == Array && _isArrayIter(iterFn))) {
|
|
|
+ for (iterator = iterFn.call(O), result = new C(); !(step = iterator.next()).done; index++) {
|
|
|
+ _createProperty(result, index, mapping ? _iterCall(iterator, mapfn, [step.value, index], true) : step.value);
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ length = _toLength(O.length);
|
|
|
+ for (result = new C(length); length > index; index++) {
|
|
|
+ _createProperty(result, index, mapping ? mapfn(O[index], index) : O[index]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ result.length = index;
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ function _classCallCheck(instance, Constructor) {
|
|
|
+ if (!(instance instanceof Constructor)) {
|
|
|
+ throw new TypeError("Cannot call a class as a function");
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function _defineProperties(target, props) {
|
|
|
+ for (var i = 0; i < props.length; i++) {
|
|
|
+ var descriptor = props[i];
|
|
|
+ descriptor.enumerable = descriptor.enumerable || false;
|
|
|
+ descriptor.configurable = true;
|
|
|
+ if ("value" in descriptor) descriptor.writable = true;
|
|
|
+ Object.defineProperty(target, descriptor.key, descriptor);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ function _createClass(Constructor, protoProps, staticProps) {
|
|
|
+ if (protoProps) _defineProperties(Constructor.prototype, protoProps);
|
|
|
+ if (staticProps) _defineProperties(Constructor, staticProps);
|
|
|
+ return Constructor;
|
|
|
+ }
|
|
|
+
|
|
|
+ function _defineProperty(obj, key, value) {
|
|
|
+ if (key in obj) {
|
|
|
+ Object.defineProperty(obj, key, {
|
|
|
+ value: value,
|
|
|
+ enumerable: true,
|
|
|
+ configurable: true,
|
|
|
+ writable: true
|
|
|
+ });
|
|
|
+ } else {
|
|
|
+ obj[key] = value;
|
|
|
+ }
|
|
|
+
|
|
|
+ return obj;
|
|
|
+ }
|
|
|
+
|
|
|
+ function _objectSpread(target) {
|
|
|
+ for (var i = 1; i < arguments.length; i++) {
|
|
|
+ var source = arguments[i] != null ? arguments[i] : {};
|
|
|
+ var ownKeys = Object.keys(source);
|
|
|
+
|
|
|
+ if (typeof Object.getOwnPropertySymbols === 'function') {
|
|
|
+ ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
|
|
|
+ return Object.getOwnPropertyDescriptor(source, sym).enumerable;
|
|
|
+ }));
|
|
|
+ }
|
|
|
+
|
|
|
+ ownKeys.forEach(function (key) {
|
|
|
+ _defineProperty(target, key, source[key]);
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ return target;
|
|
|
+ }
|
|
|
+
|
|
|
+ var scrollbarWidth = createCommonjsModule(function (module, exports) {
|
|
|
+ /*! scrollbarWidth.js v0.1.3 | felixexter | MIT | https://github.com/felixexter/scrollbarWidth */
|
|
|
+ (function (root, factory) {
|
|
|
+ {
|
|
|
+ module.exports = factory();
|
|
|
+ }
|
|
|
+ }(commonjsGlobal, function () {
|
|
|
+
|
|
|
+ function scrollbarWidth() {
|
|
|
+ if (typeof document === 'undefined') {
|
|
|
+ return 0
|
|
|
+ }
|
|
|
+
|
|
|
+ var
|
|
|
+ body = document.body,
|
|
|
+ box = document.createElement('div'),
|
|
|
+ boxStyle = box.style,
|
|
|
+ width;
|
|
|
+
|
|
|
+ boxStyle.position = 'absolute';
|
|
|
+ boxStyle.top = boxStyle.left = '-9999px';
|
|
|
+ boxStyle.width = boxStyle.height = '100px';
|
|
|
+ boxStyle.overflow = 'scroll';
|
|
|
+
|
|
|
+ body.appendChild(box);
|
|
|
+
|
|
|
+ width = box.offsetWidth - box.clientWidth;
|
|
|
+
|
|
|
+ body.removeChild(box);
|
|
|
+
|
|
|
+ return width;
|
|
|
+ }
|
|
|
+
|
|
|
+ return scrollbarWidth;
|
|
|
+ }));
|
|
|
+ });
|
|
|
+
|
|
|
+ /**
|
|
|
+ * lodash (Custom Build) <https://lodash.com/>
|
|
|
+ * Build: `lodash modularize exports="npm" -o ./`
|
|
|
+ * Copyright jQuery Foundation and other contributors <https://jquery.org/>
|
|
|
+ * Released under MIT license <https://lodash.com/license>
|
|
|
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
|
|
|
+ * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
|
|
|
+ */
|
|
|
+
|
|
|
+ /** Used as the `TypeError` message for "Functions" methods. */
|
|
|
+ var FUNC_ERROR_TEXT = 'Expected a function';
|
|
|
+
|
|
|
+ /** Used as references for various `Number` constants. */
|
|
|
+ var NAN = 0 / 0;
|
|
|
+
|
|
|
+ /** `Object#toString` result references. */
|
|
|
+ var symbolTag = '[object Symbol]';
|
|
|
+
|
|
|
+ /** Used to match leading and trailing whitespace. */
|
|
|
+ var reTrim = /^\s+|\s+$/g;
|
|
|
+
|
|
|
+ /** Used to detect bad signed hexadecimal string values. */
|
|
|
+ var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;
|
|
|
+
|
|
|
+ /** Used to detect binary string values. */
|
|
|
+ var reIsBinary = /^0b[01]+$/i;
|
|
|
+
|
|
|
+ /** Used to detect octal string values. */
|
|
|
+ var reIsOctal = /^0o[0-7]+$/i;
|
|
|
+
|
|
|
+ /** Built-in method references without a dependency on `root`. */
|
|
|
+ var freeParseInt = parseInt;
|
|
|
+
|
|
|
+ /** Detect free variable `global` from Node.js. */
|
|
|
+ var freeGlobal = typeof commonjsGlobal == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;
|
|
|
+
|
|
|
+ /** Detect free variable `self`. */
|
|
|
+ var freeSelf = typeof self == 'object' && self && self.Object === Object && self;
|
|
|
+
|
|
|
+ /** Used as a reference to the global object. */
|
|
|
+ var root = freeGlobal || freeSelf || Function('return this')();
|
|
|
+
|
|
|
+ /** Used for built-in method references. */
|
|
|
+ var objectProto = Object.prototype;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Used to resolve the
|
|
|
+ * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
|
|
|
+ * of values.
|
|
|
+ */
|
|
|
+ var objectToString = objectProto.toString;
|
|
|
+
|
|
|
+ /* Built-in method references for those with the same name as other `lodash` methods. */
|
|
|
+ var nativeMax = Math.max,
|
|
|
+ nativeMin = Math.min;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the timestamp of the number of milliseconds that have elapsed since
|
|
|
+ * the Unix epoch (1 January 1970 00:00:00 UTC).
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 2.4.0
|
|
|
+ * @category Date
|
|
|
+ * @returns {number} Returns the timestamp.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.defer(function(stamp) {
|
|
|
+ * console.log(_.now() - stamp);
|
|
|
+ * }, _.now());
|
|
|
+ * // => Logs the number of milliseconds it took for the deferred invocation.
|
|
|
+ */
|
|
|
+ var now = function() {
|
|
|
+ return root.Date.now();
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates a debounced function that delays invoking `func` until after `wait`
|
|
|
+ * milliseconds have elapsed since the last time the debounced function was
|
|
|
+ * invoked. The debounced function comes with a `cancel` method to cancel
|
|
|
+ * delayed `func` invocations and a `flush` method to immediately invoke them.
|
|
|
+ * Provide `options` to indicate whether `func` should be invoked on the
|
|
|
+ * leading and/or trailing edge of the `wait` timeout. The `func` is invoked
|
|
|
+ * with the last arguments provided to the debounced function. Subsequent
|
|
|
+ * calls to the debounced function return the result of the last `func`
|
|
|
+ * invocation.
|
|
|
+ *
|
|
|
+ * **Note:** If `leading` and `trailing` options are `true`, `func` is
|
|
|
+ * invoked on the trailing edge of the timeout only if the debounced function
|
|
|
+ * is invoked more than once during the `wait` timeout.
|
|
|
+ *
|
|
|
+ * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
|
|
|
+ * until to the next tick, similar to `setTimeout` with a timeout of `0`.
|
|
|
+ *
|
|
|
+ * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
|
|
|
+ * for details over the differences between `_.debounce` and `_.throttle`.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Function
|
|
|
+ * @param {Function} func The function to debounce.
|
|
|
+ * @param {number} [wait=0] The number of milliseconds to delay.
|
|
|
+ * @param {Object} [options={}] The options object.
|
|
|
+ * @param {boolean} [options.leading=false]
|
|
|
+ * Specify invoking on the leading edge of the timeout.
|
|
|
+ * @param {number} [options.maxWait]
|
|
|
+ * The maximum time `func` is allowed to be delayed before it's invoked.
|
|
|
+ * @param {boolean} [options.trailing=true]
|
|
|
+ * Specify invoking on the trailing edge of the timeout.
|
|
|
+ * @returns {Function} Returns the new debounced function.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * // Avoid costly calculations while the window size is in flux.
|
|
|
+ * jQuery(window).on('resize', _.debounce(calculateLayout, 150));
|
|
|
+ *
|
|
|
+ * // Invoke `sendMail` when clicked, debouncing subsequent calls.
|
|
|
+ * jQuery(element).on('click', _.debounce(sendMail, 300, {
|
|
|
+ * 'leading': true,
|
|
|
+ * 'trailing': false
|
|
|
+ * }));
|
|
|
+ *
|
|
|
+ * // Ensure `batchLog` is invoked once after 1 second of debounced calls.
|
|
|
+ * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });
|
|
|
+ * var source = new EventSource('/stream');
|
|
|
+ * jQuery(source).on('message', debounced);
|
|
|
+ *
|
|
|
+ * // Cancel the trailing debounced invocation.
|
|
|
+ * jQuery(window).on('popstate', debounced.cancel);
|
|
|
+ */
|
|
|
+ function debounce(func, wait, options) {
|
|
|
+ var lastArgs,
|
|
|
+ lastThis,
|
|
|
+ maxWait,
|
|
|
+ result,
|
|
|
+ timerId,
|
|
|
+ lastCallTime,
|
|
|
+ lastInvokeTime = 0,
|
|
|
+ leading = false,
|
|
|
+ maxing = false,
|
|
|
+ trailing = true;
|
|
|
+
|
|
|
+ if (typeof func != 'function') {
|
|
|
+ throw new TypeError(FUNC_ERROR_TEXT);
|
|
|
+ }
|
|
|
+ wait = toNumber(wait) || 0;
|
|
|
+ if (isObject(options)) {
|
|
|
+ leading = !!options.leading;
|
|
|
+ maxing = 'maxWait' in options;
|
|
|
+ maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;
|
|
|
+ trailing = 'trailing' in options ? !!options.trailing : trailing;
|
|
|
+ }
|
|
|
+
|
|
|
+ function invokeFunc(time) {
|
|
|
+ var args = lastArgs,
|
|
|
+ thisArg = lastThis;
|
|
|
+
|
|
|
+ lastArgs = lastThis = undefined;
|
|
|
+ lastInvokeTime = time;
|
|
|
+ result = func.apply(thisArg, args);
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function leadingEdge(time) {
|
|
|
+ // Reset any `maxWait` timer.
|
|
|
+ lastInvokeTime = time;
|
|
|
+ // Start the timer for the trailing edge.
|
|
|
+ timerId = setTimeout(timerExpired, wait);
|
|
|
+ // Invoke the leading edge.
|
|
|
+ return leading ? invokeFunc(time) : result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function remainingWait(time) {
|
|
|
+ var timeSinceLastCall = time - lastCallTime,
|
|
|
+ timeSinceLastInvoke = time - lastInvokeTime,
|
|
|
+ result = wait - timeSinceLastCall;
|
|
|
+
|
|
|
+ return maxing ? nativeMin(result, maxWait - timeSinceLastInvoke) : result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function shouldInvoke(time) {
|
|
|
+ var timeSinceLastCall = time - lastCallTime,
|
|
|
+ timeSinceLastInvoke = time - lastInvokeTime;
|
|
|
+
|
|
|
+ // Either this is the first call, activity has stopped and we're at the
|
|
|
+ // trailing edge, the system time has gone backwards and we're treating
|
|
|
+ // it as the trailing edge, or we've hit the `maxWait` limit.
|
|
|
+ return (lastCallTime === undefined || (timeSinceLastCall >= wait) ||
|
|
|
+ (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait));
|
|
|
+ }
|
|
|
+
|
|
|
+ function timerExpired() {
|
|
|
+ var time = now();
|
|
|
+ if (shouldInvoke(time)) {
|
|
|
+ return trailingEdge(time);
|
|
|
+ }
|
|
|
+ // Restart the timer.
|
|
|
+ timerId = setTimeout(timerExpired, remainingWait(time));
|
|
|
+ }
|
|
|
+
|
|
|
+ function trailingEdge(time) {
|
|
|
+ timerId = undefined;
|
|
|
+
|
|
|
+ // Only invoke if we have `lastArgs` which means `func` has been
|
|
|
+ // debounced at least once.
|
|
|
+ if (trailing && lastArgs) {
|
|
|
+ return invokeFunc(time);
|
|
|
+ }
|
|
|
+ lastArgs = lastThis = undefined;
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function cancel() {
|
|
|
+ if (timerId !== undefined) {
|
|
|
+ clearTimeout(timerId);
|
|
|
+ }
|
|
|
+ lastInvokeTime = 0;
|
|
|
+ lastArgs = lastCallTime = lastThis = timerId = undefined;
|
|
|
+ }
|
|
|
+
|
|
|
+ function flush() {
|
|
|
+ return timerId === undefined ? result : trailingEdge(now());
|
|
|
+ }
|
|
|
+
|
|
|
+ function debounced() {
|
|
|
+ var time = now(),
|
|
|
+ isInvoking = shouldInvoke(time);
|
|
|
+
|
|
|
+ lastArgs = arguments;
|
|
|
+ lastThis = this;
|
|
|
+ lastCallTime = time;
|
|
|
+
|
|
|
+ if (isInvoking) {
|
|
|
+ if (timerId === undefined) {
|
|
|
+ return leadingEdge(lastCallTime);
|
|
|
+ }
|
|
|
+ if (maxing) {
|
|
|
+ // Handle invocations in a tight loop.
|
|
|
+ timerId = setTimeout(timerExpired, wait);
|
|
|
+ return invokeFunc(lastCallTime);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (timerId === undefined) {
|
|
|
+ timerId = setTimeout(timerExpired, wait);
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+ debounced.cancel = cancel;
|
|
|
+ debounced.flush = flush;
|
|
|
+ return debounced;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates a throttled function that only invokes `func` at most once per
|
|
|
+ * every `wait` milliseconds. The throttled function comes with a `cancel`
|
|
|
+ * method to cancel delayed `func` invocations and a `flush` method to
|
|
|
+ * immediately invoke them. Provide `options` to indicate whether `func`
|
|
|
+ * should be invoked on the leading and/or trailing edge of the `wait`
|
|
|
+ * timeout. The `func` is invoked with the last arguments provided to the
|
|
|
+ * throttled function. Subsequent calls to the throttled function return the
|
|
|
+ * result of the last `func` invocation.
|
|
|
+ *
|
|
|
+ * **Note:** If `leading` and `trailing` options are `true`, `func` is
|
|
|
+ * invoked on the trailing edge of the timeout only if the throttled function
|
|
|
+ * is invoked more than once during the `wait` timeout.
|
|
|
+ *
|
|
|
+ * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
|
|
|
+ * until to the next tick, similar to `setTimeout` with a timeout of `0`.
|
|
|
+ *
|
|
|
+ * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
|
|
|
+ * for details over the differences between `_.throttle` and `_.debounce`.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Function
|
|
|
+ * @param {Function} func The function to throttle.
|
|
|
+ * @param {number} [wait=0] The number of milliseconds to throttle invocations to.
|
|
|
+ * @param {Object} [options={}] The options object.
|
|
|
+ * @param {boolean} [options.leading=true]
|
|
|
+ * Specify invoking on the leading edge of the timeout.
|
|
|
+ * @param {boolean} [options.trailing=true]
|
|
|
+ * Specify invoking on the trailing edge of the timeout.
|
|
|
+ * @returns {Function} Returns the new throttled function.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * // Avoid excessively updating the position while scrolling.
|
|
|
+ * jQuery(window).on('scroll', _.throttle(updatePosition, 100));
|
|
|
+ *
|
|
|
+ * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.
|
|
|
+ * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });
|
|
|
+ * jQuery(element).on('click', throttled);
|
|
|
+ *
|
|
|
+ * // Cancel the trailing throttled invocation.
|
|
|
+ * jQuery(window).on('popstate', throttled.cancel);
|
|
|
+ */
|
|
|
+ function throttle(func, wait, options) {
|
|
|
+ var leading = true,
|
|
|
+ trailing = true;
|
|
|
+
|
|
|
+ if (typeof func != 'function') {
|
|
|
+ throw new TypeError(FUNC_ERROR_TEXT);
|
|
|
+ }
|
|
|
+ if (isObject(options)) {
|
|
|
+ leading = 'leading' in options ? !!options.leading : leading;
|
|
|
+ trailing = 'trailing' in options ? !!options.trailing : trailing;
|
|
|
+ }
|
|
|
+ return debounce(func, wait, {
|
|
|
+ 'leading': leading,
|
|
|
+ 'maxWait': wait,
|
|
|
+ 'trailing': trailing
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is the
|
|
|
+ * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
|
|
|
+ * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isObject({});
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject([1, 2, 3]);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject(_.noop);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject(null);
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isObject(value) {
|
|
|
+ var type = typeof value;
|
|
|
+ return !!value && (type == 'object' || type == 'function');
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is object-like. A value is object-like if it's not `null`
|
|
|
+ * and has a `typeof` result of "object".
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 4.0.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isObjectLike({});
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObjectLike([1, 2, 3]);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObjectLike(_.noop);
|
|
|
+ * // => false
|
|
|
+ *
|
|
|
+ * _.isObjectLike(null);
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isObjectLike(value) {
|
|
|
+ return !!value && typeof value == 'object';
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is classified as a `Symbol` primitive or object.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 4.0.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isSymbol(Symbol.iterator);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isSymbol('abc');
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isSymbol(value) {
|
|
|
+ return typeof value == 'symbol' ||
|
|
|
+ (isObjectLike(value) && objectToString.call(value) == symbolTag);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Converts `value` to a number.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 4.0.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to process.
|
|
|
+ * @returns {number} Returns the number.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.toNumber(3.2);
|
|
|
+ * // => 3.2
|
|
|
+ *
|
|
|
+ * _.toNumber(Number.MIN_VALUE);
|
|
|
+ * // => 5e-324
|
|
|
+ *
|
|
|
+ * _.toNumber(Infinity);
|
|
|
+ * // => Infinity
|
|
|
+ *
|
|
|
+ * _.toNumber('3.2');
|
|
|
+ * // => 3.2
|
|
|
+ */
|
|
|
+ function toNumber(value) {
|
|
|
+ if (typeof value == 'number') {
|
|
|
+ return value;
|
|
|
+ }
|
|
|
+ if (isSymbol(value)) {
|
|
|
+ return NAN;
|
|
|
+ }
|
|
|
+ if (isObject(value)) {
|
|
|
+ var other = typeof value.valueOf == 'function' ? value.valueOf() : value;
|
|
|
+ value = isObject(other) ? (other + '') : other;
|
|
|
+ }
|
|
|
+ if (typeof value != 'string') {
|
|
|
+ return value === 0 ? value : +value;
|
|
|
+ }
|
|
|
+ value = value.replace(reTrim, '');
|
|
|
+ var isBinary = reIsBinary.test(value);
|
|
|
+ return (isBinary || reIsOctal.test(value))
|
|
|
+ ? freeParseInt(value.slice(2), isBinary ? 2 : 8)
|
|
|
+ : (reIsBadHex.test(value) ? NAN : +value);
|
|
|
+ }
|
|
|
+
|
|
|
+ var lodash_throttle = throttle;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * lodash (Custom Build) <https://lodash.com/>
|
|
|
+ * Build: `lodash modularize exports="npm" -o ./`
|
|
|
+ * Copyright jQuery Foundation and other contributors <https://jquery.org/>
|
|
|
+ * Released under MIT license <https://lodash.com/license>
|
|
|
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
|
|
|
+ * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
|
|
|
+ */
|
|
|
+
|
|
|
+ /** Used as the `TypeError` message for "Functions" methods. */
|
|
|
+ var FUNC_ERROR_TEXT$1 = 'Expected a function';
|
|
|
+
|
|
|
+ /** Used as references for various `Number` constants. */
|
|
|
+ var NAN$1 = 0 / 0;
|
|
|
+
|
|
|
+ /** `Object#toString` result references. */
|
|
|
+ var symbolTag$1 = '[object Symbol]';
|
|
|
+
|
|
|
+ /** Used to match leading and trailing whitespace. */
|
|
|
+ var reTrim$1 = /^\s+|\s+$/g;
|
|
|
+
|
|
|
+ /** Used to detect bad signed hexadecimal string values. */
|
|
|
+ var reIsBadHex$1 = /^[-+]0x[0-9a-f]+$/i;
|
|
|
+
|
|
|
+ /** Used to detect binary string values. */
|
|
|
+ var reIsBinary$1 = /^0b[01]+$/i;
|
|
|
+
|
|
|
+ /** Used to detect octal string values. */
|
|
|
+ var reIsOctal$1 = /^0o[0-7]+$/i;
|
|
|
+
|
|
|
+ /** Built-in method references without a dependency on `root`. */
|
|
|
+ var freeParseInt$1 = parseInt;
|
|
|
+
|
|
|
+ /** Detect free variable `global` from Node.js. */
|
|
|
+ var freeGlobal$1 = typeof commonjsGlobal == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;
|
|
|
+
|
|
|
+ /** Detect free variable `self`. */
|
|
|
+ var freeSelf$1 = typeof self == 'object' && self && self.Object === Object && self;
|
|
|
+
|
|
|
+ /** Used as a reference to the global object. */
|
|
|
+ var root$1 = freeGlobal$1 || freeSelf$1 || Function('return this')();
|
|
|
+
|
|
|
+ /** Used for built-in method references. */
|
|
|
+ var objectProto$1 = Object.prototype;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Used to resolve the
|
|
|
+ * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
|
|
|
+ * of values.
|
|
|
+ */
|
|
|
+ var objectToString$1 = objectProto$1.toString;
|
|
|
+
|
|
|
+ /* Built-in method references for those with the same name as other `lodash` methods. */
|
|
|
+ var nativeMax$1 = Math.max,
|
|
|
+ nativeMin$1 = Math.min;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the timestamp of the number of milliseconds that have elapsed since
|
|
|
+ * the Unix epoch (1 January 1970 00:00:00 UTC).
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 2.4.0
|
|
|
+ * @category Date
|
|
|
+ * @returns {number} Returns the timestamp.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.defer(function(stamp) {
|
|
|
+ * console.log(_.now() - stamp);
|
|
|
+ * }, _.now());
|
|
|
+ * // => Logs the number of milliseconds it took for the deferred invocation.
|
|
|
+ */
|
|
|
+ var now$1 = function() {
|
|
|
+ return root$1.Date.now();
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates a debounced function that delays invoking `func` until after `wait`
|
|
|
+ * milliseconds have elapsed since the last time the debounced function was
|
|
|
+ * invoked. The debounced function comes with a `cancel` method to cancel
|
|
|
+ * delayed `func` invocations and a `flush` method to immediately invoke them.
|
|
|
+ * Provide `options` to indicate whether `func` should be invoked on the
|
|
|
+ * leading and/or trailing edge of the `wait` timeout. The `func` is invoked
|
|
|
+ * with the last arguments provided to the debounced function. Subsequent
|
|
|
+ * calls to the debounced function return the result of the last `func`
|
|
|
+ * invocation.
|
|
|
+ *
|
|
|
+ * **Note:** If `leading` and `trailing` options are `true`, `func` is
|
|
|
+ * invoked on the trailing edge of the timeout only if the debounced function
|
|
|
+ * is invoked more than once during the `wait` timeout.
|
|
|
+ *
|
|
|
+ * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
|
|
|
+ * until to the next tick, similar to `setTimeout` with a timeout of `0`.
|
|
|
+ *
|
|
|
+ * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
|
|
|
+ * for details over the differences between `_.debounce` and `_.throttle`.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Function
|
|
|
+ * @param {Function} func The function to debounce.
|
|
|
+ * @param {number} [wait=0] The number of milliseconds to delay.
|
|
|
+ * @param {Object} [options={}] The options object.
|
|
|
+ * @param {boolean} [options.leading=false]
|
|
|
+ * Specify invoking on the leading edge of the timeout.
|
|
|
+ * @param {number} [options.maxWait]
|
|
|
+ * The maximum time `func` is allowed to be delayed before it's invoked.
|
|
|
+ * @param {boolean} [options.trailing=true]
|
|
|
+ * Specify invoking on the trailing edge of the timeout.
|
|
|
+ * @returns {Function} Returns the new debounced function.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * // Avoid costly calculations while the window size is in flux.
|
|
|
+ * jQuery(window).on('resize', _.debounce(calculateLayout, 150));
|
|
|
+ *
|
|
|
+ * // Invoke `sendMail` when clicked, debouncing subsequent calls.
|
|
|
+ * jQuery(element).on('click', _.debounce(sendMail, 300, {
|
|
|
+ * 'leading': true,
|
|
|
+ * 'trailing': false
|
|
|
+ * }));
|
|
|
+ *
|
|
|
+ * // Ensure `batchLog` is invoked once after 1 second of debounced calls.
|
|
|
+ * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });
|
|
|
+ * var source = new EventSource('/stream');
|
|
|
+ * jQuery(source).on('message', debounced);
|
|
|
+ *
|
|
|
+ * // Cancel the trailing debounced invocation.
|
|
|
+ * jQuery(window).on('popstate', debounced.cancel);
|
|
|
+ */
|
|
|
+ function debounce$1(func, wait, options) {
|
|
|
+ var lastArgs,
|
|
|
+ lastThis,
|
|
|
+ maxWait,
|
|
|
+ result,
|
|
|
+ timerId,
|
|
|
+ lastCallTime,
|
|
|
+ lastInvokeTime = 0,
|
|
|
+ leading = false,
|
|
|
+ maxing = false,
|
|
|
+ trailing = true;
|
|
|
+
|
|
|
+ if (typeof func != 'function') {
|
|
|
+ throw new TypeError(FUNC_ERROR_TEXT$1);
|
|
|
+ }
|
|
|
+ wait = toNumber$1(wait) || 0;
|
|
|
+ if (isObject$1(options)) {
|
|
|
+ leading = !!options.leading;
|
|
|
+ maxing = 'maxWait' in options;
|
|
|
+ maxWait = maxing ? nativeMax$1(toNumber$1(options.maxWait) || 0, wait) : maxWait;
|
|
|
+ trailing = 'trailing' in options ? !!options.trailing : trailing;
|
|
|
+ }
|
|
|
+
|
|
|
+ function invokeFunc(time) {
|
|
|
+ var args = lastArgs,
|
|
|
+ thisArg = lastThis;
|
|
|
+
|
|
|
+ lastArgs = lastThis = undefined;
|
|
|
+ lastInvokeTime = time;
|
|
|
+ result = func.apply(thisArg, args);
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function leadingEdge(time) {
|
|
|
+ // Reset any `maxWait` timer.
|
|
|
+ lastInvokeTime = time;
|
|
|
+ // Start the timer for the trailing edge.
|
|
|
+ timerId = setTimeout(timerExpired, wait);
|
|
|
+ // Invoke the leading edge.
|
|
|
+ return leading ? invokeFunc(time) : result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function remainingWait(time) {
|
|
|
+ var timeSinceLastCall = time - lastCallTime,
|
|
|
+ timeSinceLastInvoke = time - lastInvokeTime,
|
|
|
+ result = wait - timeSinceLastCall;
|
|
|
+
|
|
|
+ return maxing ? nativeMin$1(result, maxWait - timeSinceLastInvoke) : result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function shouldInvoke(time) {
|
|
|
+ var timeSinceLastCall = time - lastCallTime,
|
|
|
+ timeSinceLastInvoke = time - lastInvokeTime;
|
|
|
+
|
|
|
+ // Either this is the first call, activity has stopped and we're at the
|
|
|
+ // trailing edge, the system time has gone backwards and we're treating
|
|
|
+ // it as the trailing edge, or we've hit the `maxWait` limit.
|
|
|
+ return (lastCallTime === undefined || (timeSinceLastCall >= wait) ||
|
|
|
+ (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait));
|
|
|
+ }
|
|
|
+
|
|
|
+ function timerExpired() {
|
|
|
+ var time = now$1();
|
|
|
+ if (shouldInvoke(time)) {
|
|
|
+ return trailingEdge(time);
|
|
|
+ }
|
|
|
+ // Restart the timer.
|
|
|
+ timerId = setTimeout(timerExpired, remainingWait(time));
|
|
|
+ }
|
|
|
+
|
|
|
+ function trailingEdge(time) {
|
|
|
+ timerId = undefined;
|
|
|
+
|
|
|
+ // Only invoke if we have `lastArgs` which means `func` has been
|
|
|
+ // debounced at least once.
|
|
|
+ if (trailing && lastArgs) {
|
|
|
+ return invokeFunc(time);
|
|
|
+ }
|
|
|
+ lastArgs = lastThis = undefined;
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ function cancel() {
|
|
|
+ if (timerId !== undefined) {
|
|
|
+ clearTimeout(timerId);
|
|
|
+ }
|
|
|
+ lastInvokeTime = 0;
|
|
|
+ lastArgs = lastCallTime = lastThis = timerId = undefined;
|
|
|
+ }
|
|
|
+
|
|
|
+ function flush() {
|
|
|
+ return timerId === undefined ? result : trailingEdge(now$1());
|
|
|
+ }
|
|
|
+
|
|
|
+ function debounced() {
|
|
|
+ var time = now$1(),
|
|
|
+ isInvoking = shouldInvoke(time);
|
|
|
+
|
|
|
+ lastArgs = arguments;
|
|
|
+ lastThis = this;
|
|
|
+ lastCallTime = time;
|
|
|
+
|
|
|
+ if (isInvoking) {
|
|
|
+ if (timerId === undefined) {
|
|
|
+ return leadingEdge(lastCallTime);
|
|
|
+ }
|
|
|
+ if (maxing) {
|
|
|
+ // Handle invocations in a tight loop.
|
|
|
+ timerId = setTimeout(timerExpired, wait);
|
|
|
+ return invokeFunc(lastCallTime);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (timerId === undefined) {
|
|
|
+ timerId = setTimeout(timerExpired, wait);
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+ debounced.cancel = cancel;
|
|
|
+ debounced.flush = flush;
|
|
|
+ return debounced;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is the
|
|
|
+ * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
|
|
|
+ * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isObject({});
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject([1, 2, 3]);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject(_.noop);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject(null);
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isObject$1(value) {
|
|
|
+ var type = typeof value;
|
|
|
+ return !!value && (type == 'object' || type == 'function');
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is object-like. A value is object-like if it's not `null`
|
|
|
+ * and has a `typeof` result of "object".
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 4.0.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isObjectLike({});
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObjectLike([1, 2, 3]);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObjectLike(_.noop);
|
|
|
+ * // => false
|
|
|
+ *
|
|
|
+ * _.isObjectLike(null);
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isObjectLike$1(value) {
|
|
|
+ return !!value && typeof value == 'object';
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is classified as a `Symbol` primitive or object.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 4.0.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isSymbol(Symbol.iterator);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isSymbol('abc');
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isSymbol$1(value) {
|
|
|
+ return typeof value == 'symbol' ||
|
|
|
+ (isObjectLike$1(value) && objectToString$1.call(value) == symbolTag$1);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Converts `value` to a number.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 4.0.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to process.
|
|
|
+ * @returns {number} Returns the number.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.toNumber(3.2);
|
|
|
+ * // => 3.2
|
|
|
+ *
|
|
|
+ * _.toNumber(Number.MIN_VALUE);
|
|
|
+ * // => 5e-324
|
|
|
+ *
|
|
|
+ * _.toNumber(Infinity);
|
|
|
+ * // => Infinity
|
|
|
+ *
|
|
|
+ * _.toNumber('3.2');
|
|
|
+ * // => 3.2
|
|
|
+ */
|
|
|
+ function toNumber$1(value) {
|
|
|
+ if (typeof value == 'number') {
|
|
|
+ return value;
|
|
|
+ }
|
|
|
+ if (isSymbol$1(value)) {
|
|
|
+ return NAN$1;
|
|
|
+ }
|
|
|
+ if (isObject$1(value)) {
|
|
|
+ var other = typeof value.valueOf == 'function' ? value.valueOf() : value;
|
|
|
+ value = isObject$1(other) ? (other + '') : other;
|
|
|
+ }
|
|
|
+ if (typeof value != 'string') {
|
|
|
+ return value === 0 ? value : +value;
|
|
|
+ }
|
|
|
+ value = value.replace(reTrim$1, '');
|
|
|
+ var isBinary = reIsBinary$1.test(value);
|
|
|
+ return (isBinary || reIsOctal$1.test(value))
|
|
|
+ ? freeParseInt$1(value.slice(2), isBinary ? 2 : 8)
|
|
|
+ : (reIsBadHex$1.test(value) ? NAN$1 : +value);
|
|
|
+ }
|
|
|
+
|
|
|
+ var lodash_debounce = debounce$1;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * lodash (Custom Build) <https://lodash.com/>
|
|
|
+ * Build: `lodash modularize exports="npm" -o ./`
|
|
|
+ * Copyright jQuery Foundation and other contributors <https://jquery.org/>
|
|
|
+ * Released under MIT license <https://lodash.com/license>
|
|
|
+ * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
|
|
|
+ * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
|
|
|
+ */
|
|
|
+
|
|
|
+ /** Used as the `TypeError` message for "Functions" methods. */
|
|
|
+ var FUNC_ERROR_TEXT$2 = 'Expected a function';
|
|
|
+
|
|
|
+ /** Used to stand-in for `undefined` hash values. */
|
|
|
+ var HASH_UNDEFINED = '__lodash_hash_undefined__';
|
|
|
+
|
|
|
+ /** `Object#toString` result references. */
|
|
|
+ var funcTag = '[object Function]',
|
|
|
+ genTag = '[object GeneratorFunction]';
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Used to match `RegExp`
|
|
|
+ * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
|
|
|
+ */
|
|
|
+ var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;
|
|
|
+
|
|
|
+ /** Used to detect host constructors (Safari). */
|
|
|
+ var reIsHostCtor = /^\[object .+?Constructor\]$/;
|
|
|
+
|
|
|
+ /** Detect free variable `global` from Node.js. */
|
|
|
+ var freeGlobal$2 = typeof commonjsGlobal == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;
|
|
|
+
|
|
|
+ /** Detect free variable `self`. */
|
|
|
+ var freeSelf$2 = typeof self == 'object' && self && self.Object === Object && self;
|
|
|
+
|
|
|
+ /** Used as a reference to the global object. */
|
|
|
+ var root$2 = freeGlobal$2 || freeSelf$2 || Function('return this')();
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the value at `key` of `object`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {Object} [object] The object to query.
|
|
|
+ * @param {string} key The key of the property to get.
|
|
|
+ * @returns {*} Returns the property value.
|
|
|
+ */
|
|
|
+ function getValue(object, key) {
|
|
|
+ return object == null ? undefined : object[key];
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is a host object in IE < 9.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is a host object, else `false`.
|
|
|
+ */
|
|
|
+ function isHostObject(value) {
|
|
|
+ // Many host objects are `Object` objects that can coerce to strings
|
|
|
+ // despite having improperly defined `toString` methods.
|
|
|
+ var result = false;
|
|
|
+ if (value != null && typeof value.toString != 'function') {
|
|
|
+ try {
|
|
|
+ result = !!(value + '');
|
|
|
+ } catch (e) {}
|
|
|
+ }
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ /** Used for built-in method references. */
|
|
|
+ var arrayProto = Array.prototype,
|
|
|
+ funcProto = Function.prototype,
|
|
|
+ objectProto$2 = Object.prototype;
|
|
|
+
|
|
|
+ /** Used to detect overreaching core-js shims. */
|
|
|
+ var coreJsData = root$2['__core-js_shared__'];
|
|
|
+
|
|
|
+ /** Used to detect methods masquerading as native. */
|
|
|
+ var maskSrcKey = (function() {
|
|
|
+ var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
|
|
|
+ return uid ? ('Symbol(src)_1.' + uid) : '';
|
|
|
+ }());
|
|
|
+
|
|
|
+ /** Used to resolve the decompiled source of functions. */
|
|
|
+ var funcToString = funcProto.toString;
|
|
|
+
|
|
|
+ /** Used to check objects for own properties. */
|
|
|
+ var hasOwnProperty$1 = objectProto$2.hasOwnProperty;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Used to resolve the
|
|
|
+ * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
|
|
|
+ * of values.
|
|
|
+ */
|
|
|
+ var objectToString$2 = objectProto$2.toString;
|
|
|
+
|
|
|
+ /** Used to detect if a method is native. */
|
|
|
+ var reIsNative = RegExp('^' +
|
|
|
+ funcToString.call(hasOwnProperty$1).replace(reRegExpChar, '\\$&')
|
|
|
+ .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
|
|
|
+ );
|
|
|
+
|
|
|
+ /** Built-in value references. */
|
|
|
+ var splice = arrayProto.splice;
|
|
|
+
|
|
|
+ /* Built-in method references that are verified to be native. */
|
|
|
+ var Map$1 = getNative(root$2, 'Map'),
|
|
|
+ nativeCreate = getNative(Object, 'create');
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates a hash object.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @constructor
|
|
|
+ * @param {Array} [entries] The key-value pairs to cache.
|
|
|
+ */
|
|
|
+ function Hash(entries) {
|
|
|
+ var index = -1,
|
|
|
+ length = entries ? entries.length : 0;
|
|
|
+
|
|
|
+ this.clear();
|
|
|
+ while (++index < length) {
|
|
|
+ var entry = entries[index];
|
|
|
+ this.set(entry[0], entry[1]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes all key-value entries from the hash.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name clear
|
|
|
+ * @memberOf Hash
|
|
|
+ */
|
|
|
+ function hashClear() {
|
|
|
+ this.__data__ = nativeCreate ? nativeCreate(null) : {};
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes `key` and its value from the hash.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name delete
|
|
|
+ * @memberOf Hash
|
|
|
+ * @param {Object} hash The hash to modify.
|
|
|
+ * @param {string} key The key of the value to remove.
|
|
|
+ * @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
|
|
+ */
|
|
|
+ function hashDelete(key) {
|
|
|
+ return this.has(key) && delete this.__data__[key];
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the hash value for `key`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name get
|
|
|
+ * @memberOf Hash
|
|
|
+ * @param {string} key The key of the value to get.
|
|
|
+ * @returns {*} Returns the entry value.
|
|
|
+ */
|
|
|
+ function hashGet(key) {
|
|
|
+ var data = this.__data__;
|
|
|
+ if (nativeCreate) {
|
|
|
+ var result = data[key];
|
|
|
+ return result === HASH_UNDEFINED ? undefined : result;
|
|
|
+ }
|
|
|
+ return hasOwnProperty$1.call(data, key) ? data[key] : undefined;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if a hash value for `key` exists.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name has
|
|
|
+ * @memberOf Hash
|
|
|
+ * @param {string} key The key of the entry to check.
|
|
|
+ * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
|
+ */
|
|
|
+ function hashHas(key) {
|
|
|
+ var data = this.__data__;
|
|
|
+ return nativeCreate ? data[key] !== undefined : hasOwnProperty$1.call(data, key);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Sets the hash `key` to `value`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name set
|
|
|
+ * @memberOf Hash
|
|
|
+ * @param {string} key The key of the value to set.
|
|
|
+ * @param {*} value The value to set.
|
|
|
+ * @returns {Object} Returns the hash instance.
|
|
|
+ */
|
|
|
+ function hashSet(key, value) {
|
|
|
+ var data = this.__data__;
|
|
|
+ data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
|
|
|
+ return this;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Add methods to `Hash`.
|
|
|
+ Hash.prototype.clear = hashClear;
|
|
|
+ Hash.prototype['delete'] = hashDelete;
|
|
|
+ Hash.prototype.get = hashGet;
|
|
|
+ Hash.prototype.has = hashHas;
|
|
|
+ Hash.prototype.set = hashSet;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates an list cache object.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @constructor
|
|
|
+ * @param {Array} [entries] The key-value pairs to cache.
|
|
|
+ */
|
|
|
+ function ListCache(entries) {
|
|
|
+ var index = -1,
|
|
|
+ length = entries ? entries.length : 0;
|
|
|
+
|
|
|
+ this.clear();
|
|
|
+ while (++index < length) {
|
|
|
+ var entry = entries[index];
|
|
|
+ this.set(entry[0], entry[1]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes all key-value entries from the list cache.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name clear
|
|
|
+ * @memberOf ListCache
|
|
|
+ */
|
|
|
+ function listCacheClear() {
|
|
|
+ this.__data__ = [];
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes `key` and its value from the list cache.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name delete
|
|
|
+ * @memberOf ListCache
|
|
|
+ * @param {string} key The key of the value to remove.
|
|
|
+ * @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
|
|
+ */
|
|
|
+ function listCacheDelete(key) {
|
|
|
+ var data = this.__data__,
|
|
|
+ index = assocIndexOf(data, key);
|
|
|
+
|
|
|
+ if (index < 0) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ var lastIndex = data.length - 1;
|
|
|
+ if (index == lastIndex) {
|
|
|
+ data.pop();
|
|
|
+ } else {
|
|
|
+ splice.call(data, index, 1);
|
|
|
+ }
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the list cache value for `key`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name get
|
|
|
+ * @memberOf ListCache
|
|
|
+ * @param {string} key The key of the value to get.
|
|
|
+ * @returns {*} Returns the entry value.
|
|
|
+ */
|
|
|
+ function listCacheGet(key) {
|
|
|
+ var data = this.__data__,
|
|
|
+ index = assocIndexOf(data, key);
|
|
|
+
|
|
|
+ return index < 0 ? undefined : data[index][1];
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if a list cache value for `key` exists.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name has
|
|
|
+ * @memberOf ListCache
|
|
|
+ * @param {string} key The key of the entry to check.
|
|
|
+ * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
|
+ */
|
|
|
+ function listCacheHas(key) {
|
|
|
+ return assocIndexOf(this.__data__, key) > -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Sets the list cache `key` to `value`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name set
|
|
|
+ * @memberOf ListCache
|
|
|
+ * @param {string} key The key of the value to set.
|
|
|
+ * @param {*} value The value to set.
|
|
|
+ * @returns {Object} Returns the list cache instance.
|
|
|
+ */
|
|
|
+ function listCacheSet(key, value) {
|
|
|
+ var data = this.__data__,
|
|
|
+ index = assocIndexOf(data, key);
|
|
|
+
|
|
|
+ if (index < 0) {
|
|
|
+ data.push([key, value]);
|
|
|
+ } else {
|
|
|
+ data[index][1] = value;
|
|
|
+ }
|
|
|
+ return this;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Add methods to `ListCache`.
|
|
|
+ ListCache.prototype.clear = listCacheClear;
|
|
|
+ ListCache.prototype['delete'] = listCacheDelete;
|
|
|
+ ListCache.prototype.get = listCacheGet;
|
|
|
+ ListCache.prototype.has = listCacheHas;
|
|
|
+ ListCache.prototype.set = listCacheSet;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates a map cache object to store key-value pairs.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @constructor
|
|
|
+ * @param {Array} [entries] The key-value pairs to cache.
|
|
|
+ */
|
|
|
+ function MapCache(entries) {
|
|
|
+ var index = -1,
|
|
|
+ length = entries ? entries.length : 0;
|
|
|
+
|
|
|
+ this.clear();
|
|
|
+ while (++index < length) {
|
|
|
+ var entry = entries[index];
|
|
|
+ this.set(entry[0], entry[1]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes all key-value entries from the map.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name clear
|
|
|
+ * @memberOf MapCache
|
|
|
+ */
|
|
|
+ function mapCacheClear() {
|
|
|
+ this.__data__ = {
|
|
|
+ 'hash': new Hash,
|
|
|
+ 'map': new (Map$1 || ListCache),
|
|
|
+ 'string': new Hash
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes `key` and its value from the map.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name delete
|
|
|
+ * @memberOf MapCache
|
|
|
+ * @param {string} key The key of the value to remove.
|
|
|
+ * @returns {boolean} Returns `true` if the entry was removed, else `false`.
|
|
|
+ */
|
|
|
+ function mapCacheDelete(key) {
|
|
|
+ return getMapData(this, key)['delete'](key);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the map value for `key`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name get
|
|
|
+ * @memberOf MapCache
|
|
|
+ * @param {string} key The key of the value to get.
|
|
|
+ * @returns {*} Returns the entry value.
|
|
|
+ */
|
|
|
+ function mapCacheGet(key) {
|
|
|
+ return getMapData(this, key).get(key);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if a map value for `key` exists.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name has
|
|
|
+ * @memberOf MapCache
|
|
|
+ * @param {string} key The key of the entry to check.
|
|
|
+ * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
|
|
|
+ */
|
|
|
+ function mapCacheHas(key) {
|
|
|
+ return getMapData(this, key).has(key);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Sets the map `key` to `value`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @name set
|
|
|
+ * @memberOf MapCache
|
|
|
+ * @param {string} key The key of the value to set.
|
|
|
+ * @param {*} value The value to set.
|
|
|
+ * @returns {Object} Returns the map cache instance.
|
|
|
+ */
|
|
|
+ function mapCacheSet(key, value) {
|
|
|
+ getMapData(this, key).set(key, value);
|
|
|
+ return this;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Add methods to `MapCache`.
|
|
|
+ MapCache.prototype.clear = mapCacheClear;
|
|
|
+ MapCache.prototype['delete'] = mapCacheDelete;
|
|
|
+ MapCache.prototype.get = mapCacheGet;
|
|
|
+ MapCache.prototype.has = mapCacheHas;
|
|
|
+ MapCache.prototype.set = mapCacheSet;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the index at which the `key` is found in `array` of key-value pairs.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {Array} array The array to inspect.
|
|
|
+ * @param {*} key The key to search for.
|
|
|
+ * @returns {number} Returns the index of the matched value, else `-1`.
|
|
|
+ */
|
|
|
+ function assocIndexOf(array, key) {
|
|
|
+ var length = array.length;
|
|
|
+ while (length--) {
|
|
|
+ if (eq(array[length][0], key)) {
|
|
|
+ return length;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * The base implementation of `_.isNative` without bad shim checks.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is a native function,
|
|
|
+ * else `false`.
|
|
|
+ */
|
|
|
+ function baseIsNative(value) {
|
|
|
+ if (!isObject$2(value) || isMasked(value)) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ var pattern = (isFunction(value) || isHostObject(value)) ? reIsNative : reIsHostCtor;
|
|
|
+ return pattern.test(toSource(value));
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the data for `map`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {Object} map The map to query.
|
|
|
+ * @param {string} key The reference key.
|
|
|
+ * @returns {*} Returns the map data.
|
|
|
+ */
|
|
|
+ function getMapData(map, key) {
|
|
|
+ var data = map.__data__;
|
|
|
+ return isKeyable(key)
|
|
|
+ ? data[typeof key == 'string' ? 'string' : 'hash']
|
|
|
+ : data.map;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Gets the native function at `key` of `object`.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {Object} object The object to query.
|
|
|
+ * @param {string} key The key of the method to get.
|
|
|
+ * @returns {*} Returns the function if it's native, else `undefined`.
|
|
|
+ */
|
|
|
+ function getNative(object, key) {
|
|
|
+ var value = getValue(object, key);
|
|
|
+ return baseIsNative(value) ? value : undefined;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is suitable for use as unique object key.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is suitable, else `false`.
|
|
|
+ */
|
|
|
+ function isKeyable(value) {
|
|
|
+ var type = typeof value;
|
|
|
+ return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
|
|
|
+ ? (value !== '__proto__')
|
|
|
+ : (value === null);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `func` has its source masked.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {Function} func The function to check.
|
|
|
+ * @returns {boolean} Returns `true` if `func` is masked, else `false`.
|
|
|
+ */
|
|
|
+ function isMasked(func) {
|
|
|
+ return !!maskSrcKey && (maskSrcKey in func);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Converts `func` to its source code.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {Function} func The function to process.
|
|
|
+ * @returns {string} Returns the source code.
|
|
|
+ */
|
|
|
+ function toSource(func) {
|
|
|
+ if (func != null) {
|
|
|
+ try {
|
|
|
+ return funcToString.call(func);
|
|
|
+ } catch (e) {}
|
|
|
+ try {
|
|
|
+ return (func + '');
|
|
|
+ } catch (e) {}
|
|
|
+ }
|
|
|
+ return '';
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates a function that memoizes the result of `func`. If `resolver` is
|
|
|
+ * provided, it determines the cache key for storing the result based on the
|
|
|
+ * arguments provided to the memoized function. By default, the first argument
|
|
|
+ * provided to the memoized function is used as the map cache key. The `func`
|
|
|
+ * is invoked with the `this` binding of the memoized function.
|
|
|
+ *
|
|
|
+ * **Note:** The cache is exposed as the `cache` property on the memoized
|
|
|
+ * function. Its creation may be customized by replacing the `_.memoize.Cache`
|
|
|
+ * constructor with one whose instances implement the
|
|
|
+ * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)
|
|
|
+ * method interface of `delete`, `get`, `has`, and `set`.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Function
|
|
|
+ * @param {Function} func The function to have its output memoized.
|
|
|
+ * @param {Function} [resolver] The function to resolve the cache key.
|
|
|
+ * @returns {Function} Returns the new memoized function.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * var object = { 'a': 1, 'b': 2 };
|
|
|
+ * var other = { 'c': 3, 'd': 4 };
|
|
|
+ *
|
|
|
+ * var values = _.memoize(_.values);
|
|
|
+ * values(object);
|
|
|
+ * // => [1, 2]
|
|
|
+ *
|
|
|
+ * values(other);
|
|
|
+ * // => [3, 4]
|
|
|
+ *
|
|
|
+ * object.a = 2;
|
|
|
+ * values(object);
|
|
|
+ * // => [1, 2]
|
|
|
+ *
|
|
|
+ * // Modify the result cache.
|
|
|
+ * values.cache.set(object, ['a', 'b']);
|
|
|
+ * values(object);
|
|
|
+ * // => ['a', 'b']
|
|
|
+ *
|
|
|
+ * // Replace `_.memoize.Cache`.
|
|
|
+ * _.memoize.Cache = WeakMap;
|
|
|
+ */
|
|
|
+ function memoize(func, resolver) {
|
|
|
+ if (typeof func != 'function' || (resolver && typeof resolver != 'function')) {
|
|
|
+ throw new TypeError(FUNC_ERROR_TEXT$2);
|
|
|
+ }
|
|
|
+ var memoized = function() {
|
|
|
+ var args = arguments,
|
|
|
+ key = resolver ? resolver.apply(this, args) : args[0],
|
|
|
+ cache = memoized.cache;
|
|
|
+
|
|
|
+ if (cache.has(key)) {
|
|
|
+ return cache.get(key);
|
|
|
+ }
|
|
|
+ var result = func.apply(this, args);
|
|
|
+ memoized.cache = cache.set(key, result);
|
|
|
+ return result;
|
|
|
+ };
|
|
|
+ memoized.cache = new (memoize.Cache || MapCache);
|
|
|
+ return memoized;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Assign cache to `_.memoize`.
|
|
|
+ memoize.Cache = MapCache;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Performs a
|
|
|
+ * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
|
|
|
+ * comparison between two values to determine if they are equivalent.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 4.0.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to compare.
|
|
|
+ * @param {*} other The other value to compare.
|
|
|
+ * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * var object = { 'a': 1 };
|
|
|
+ * var other = { 'a': 1 };
|
|
|
+ *
|
|
|
+ * _.eq(object, object);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.eq(object, other);
|
|
|
+ * // => false
|
|
|
+ *
|
|
|
+ * _.eq('a', 'a');
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.eq('a', Object('a'));
|
|
|
+ * // => false
|
|
|
+ *
|
|
|
+ * _.eq(NaN, NaN);
|
|
|
+ * // => true
|
|
|
+ */
|
|
|
+ function eq(value, other) {
|
|
|
+ return value === other || (value !== value && other !== other);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is classified as a `Function` object.
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is a function, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isFunction(_);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isFunction(/abc/);
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isFunction(value) {
|
|
|
+ // The use of `Object#toString` avoids issues with the `typeof` operator
|
|
|
+ // in Safari 8-9 which returns 'object' for typed array and other constructors.
|
|
|
+ var tag = isObject$2(value) ? objectToString$2.call(value) : '';
|
|
|
+ return tag == funcTag || tag == genTag;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks if `value` is the
|
|
|
+ * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
|
|
|
+ * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
|
|
|
+ *
|
|
|
+ * @static
|
|
|
+ * @memberOf _
|
|
|
+ * @since 0.1.0
|
|
|
+ * @category Lang
|
|
|
+ * @param {*} value The value to check.
|
|
|
+ * @returns {boolean} Returns `true` if `value` is an object, else `false`.
|
|
|
+ * @example
|
|
|
+ *
|
|
|
+ * _.isObject({});
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject([1, 2, 3]);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject(_.noop);
|
|
|
+ * // => true
|
|
|
+ *
|
|
|
+ * _.isObject(null);
|
|
|
+ * // => false
|
|
|
+ */
|
|
|
+ function isObject$2(value) {
|
|
|
+ var type = typeof value;
|
|
|
+ return !!value && (type == 'object' || type == 'function');
|
|
|
+ }
|
|
|
+
|
|
|
+ var lodash_memoize = memoize;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * A collection of shims that provide minimal functionality of the ES6 collections.
|
|
|
+ *
|
|
|
+ * These implementations are not meant to be used outside of the ResizeObserver
|
|
|
+ * modules as they cover only a limited range of use cases.
|
|
|
+ */
|
|
|
+ /* eslint-disable require-jsdoc, valid-jsdoc */
|
|
|
+ var MapShim = (function () {
|
|
|
+ if (typeof Map !== 'undefined') {
|
|
|
+ return Map;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns index in provided array that matches the specified key.
|
|
|
+ *
|
|
|
+ * @param {Array<Array>} arr
|
|
|
+ * @param {*} key
|
|
|
+ * @returns {number}
|
|
|
+ */
|
|
|
+ function getIndex(arr, key) {
|
|
|
+ var result = -1;
|
|
|
+
|
|
|
+ arr.some(function (entry, index) {
|
|
|
+ if (entry[0] === key) {
|
|
|
+ result = index;
|
|
|
+
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+
|
|
|
+ return false;
|
|
|
+ });
|
|
|
+
|
|
|
+ return result;
|
|
|
+ }
|
|
|
+
|
|
|
+ return (function () {
|
|
|
+ function anonymous() {
|
|
|
+ this.__entries__ = [];
|
|
|
+ }
|
|
|
+
|
|
|
+ var prototypeAccessors = { size: { configurable: true } };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @returns {boolean}
|
|
|
+ */
|
|
|
+ prototypeAccessors.size.get = function () {
|
|
|
+ return this.__entries__.length;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @param {*} key
|
|
|
+ * @returns {*}
|
|
|
+ */
|
|
|
+ anonymous.prototype.get = function (key) {
|
|
|
+ var index = getIndex(this.__entries__, key);
|
|
|
+ var entry = this.__entries__[index];
|
|
|
+
|
|
|
+ return entry && entry[1];
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @param {*} key
|
|
|
+ * @param {*} value
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ anonymous.prototype.set = function (key, value) {
|
|
|
+ var index = getIndex(this.__entries__, key);
|
|
|
+
|
|
|
+ if (~index) {
|
|
|
+ this.__entries__[index][1] = value;
|
|
|
+ } else {
|
|
|
+ this.__entries__.push([key, value]);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @param {*} key
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ anonymous.prototype.delete = function (key) {
|
|
|
+ var entries = this.__entries__;
|
|
|
+ var index = getIndex(entries, key);
|
|
|
+
|
|
|
+ if (~index) {
|
|
|
+ entries.splice(index, 1);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @param {*} key
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ anonymous.prototype.has = function (key) {
|
|
|
+ return !!~getIndex(this.__entries__, key);
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ anonymous.prototype.clear = function () {
|
|
|
+ this.__entries__.splice(0);
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @param {Function} callback
|
|
|
+ * @param {*} [ctx=null]
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ anonymous.prototype.forEach = function (callback, ctx) {
|
|
|
+ var this$1 = this;
|
|
|
+ if ( ctx === void 0 ) ctx = null;
|
|
|
+
|
|
|
+ for (var i = 0, list = this$1.__entries__; i < list.length; i += 1) {
|
|
|
+ var entry = list[i];
|
|
|
+
|
|
|
+ callback.call(ctx, entry[1], entry[0]);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ Object.defineProperties( anonymous.prototype, prototypeAccessors );
|
|
|
+
|
|
|
+ return anonymous;
|
|
|
+ }());
|
|
|
+ })();
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Detects whether window and document objects are available in current environment.
|
|
|
+ */
|
|
|
+ var isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined' && window.document === document;
|
|
|
+
|
|
|
+ // Returns global object of a current environment.
|
|
|
+ var global$1 = (function () {
|
|
|
+ if (typeof global !== 'undefined' && global.Math === Math) {
|
|
|
+ return global;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (typeof self !== 'undefined' && self.Math === Math) {
|
|
|
+ return self;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (typeof window !== 'undefined' && window.Math === Math) {
|
|
|
+ return window;
|
|
|
+ }
|
|
|
+
|
|
|
+ // eslint-disable-next-line no-new-func
|
|
|
+ return Function('return this')();
|
|
|
+ })();
|
|
|
+
|
|
|
+ /**
|
|
|
+ * A shim for the requestAnimationFrame which falls back to the setTimeout if
|
|
|
+ * first one is not supported.
|
|
|
+ *
|
|
|
+ * @returns {number} Requests' identifier.
|
|
|
+ */
|
|
|
+ var requestAnimationFrame$1 = (function () {
|
|
|
+ if (typeof requestAnimationFrame === 'function') {
|
|
|
+ // It's required to use a bounded function because IE sometimes throws
|
|
|
+ // an "Invalid calling object" error if rAF is invoked without the global
|
|
|
+ // object on the left hand side.
|
|
|
+ return requestAnimationFrame.bind(global$1);
|
|
|
+ }
|
|
|
+
|
|
|
+ return function (callback) { return setTimeout(function () { return callback(Date.now()); }, 1000 / 60); };
|
|
|
+ })();
|
|
|
+
|
|
|
+ // Defines minimum timeout before adding a trailing call.
|
|
|
+ var trailingTimeout = 2;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates a wrapper function which ensures that provided callback will be
|
|
|
+ * invoked only once during the specified delay period.
|
|
|
+ *
|
|
|
+ * @param {Function} callback - Function to be invoked after the delay period.
|
|
|
+ * @param {number} delay - Delay after which to invoke callback.
|
|
|
+ * @returns {Function}
|
|
|
+ */
|
|
|
+ var throttle$1 = function (callback, delay) {
|
|
|
+ var leadingCall = false,
|
|
|
+ trailingCall = false,
|
|
|
+ lastCallTime = 0;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Invokes the original callback function and schedules new invocation if
|
|
|
+ * the "proxy" was called during current request.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ function resolvePending() {
|
|
|
+ if (leadingCall) {
|
|
|
+ leadingCall = false;
|
|
|
+
|
|
|
+ callback();
|
|
|
+ }
|
|
|
+
|
|
|
+ if (trailingCall) {
|
|
|
+ proxy();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Callback invoked after the specified delay. It will further postpone
|
|
|
+ * invocation of the original function delegating it to the
|
|
|
+ * requestAnimationFrame.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ function timeoutCallback() {
|
|
|
+ requestAnimationFrame$1(resolvePending);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Schedules invocation of the original function.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ function proxy() {
|
|
|
+ var timeStamp = Date.now();
|
|
|
+
|
|
|
+ if (leadingCall) {
|
|
|
+ // Reject immediately following calls.
|
|
|
+ if (timeStamp - lastCallTime < trailingTimeout) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Schedule new call to be in invoked when the pending one is resolved.
|
|
|
+ // This is important for "transitions" which never actually start
|
|
|
+ // immediately so there is a chance that we might miss one if change
|
|
|
+ // happens amids the pending invocation.
|
|
|
+ trailingCall = true;
|
|
|
+ } else {
|
|
|
+ leadingCall = true;
|
|
|
+ trailingCall = false;
|
|
|
+
|
|
|
+ setTimeout(timeoutCallback, delay);
|
|
|
+ }
|
|
|
+
|
|
|
+ lastCallTime = timeStamp;
|
|
|
+ }
|
|
|
+
|
|
|
+ return proxy;
|
|
|
+ };
|
|
|
+
|
|
|
+ // Minimum delay before invoking the update of observers.
|
|
|
+ var REFRESH_DELAY = 20;
|
|
|
+
|
|
|
+ // A list of substrings of CSS properties used to find transition events that
|
|
|
+ // might affect dimensions of observed elements.
|
|
|
+ var transitionKeys = ['top', 'right', 'bottom', 'left', 'width', 'height', 'size', 'weight'];
|
|
|
+
|
|
|
+ // Check if MutationObserver is available.
|
|
|
+ var mutationObserverSupported = typeof MutationObserver !== 'undefined';
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Singleton controller class which handles updates of ResizeObserver instances.
|
|
|
+ */
|
|
|
+ var ResizeObserverController = function() {
|
|
|
+ this.connected_ = false;
|
|
|
+ this.mutationEventsAdded_ = false;
|
|
|
+ this.mutationsObserver_ = null;
|
|
|
+ this.observers_ = [];
|
|
|
+
|
|
|
+ this.onTransitionEnd_ = this.onTransitionEnd_.bind(this);
|
|
|
+ this.refresh = throttle$1(this.refresh.bind(this), REFRESH_DELAY);
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Adds observer to observers list.
|
|
|
+ *
|
|
|
+ * @param {ResizeObserverSPI} observer - Observer to be added.
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Holds reference to the controller's instance.
|
|
|
+ *
|
|
|
+ * @private {ResizeObserverController}
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Keeps reference to the instance of MutationObserver.
|
|
|
+ *
|
|
|
+ * @private {MutationObserver}
|
|
|
+ */
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Indicates whether DOM listeners have been added.
|
|
|
+ *
|
|
|
+ * @private {boolean}
|
|
|
+ */
|
|
|
+ ResizeObserverController.prototype.addObserver = function (observer) {
|
|
|
+ if (!~this.observers_.indexOf(observer)) {
|
|
|
+ this.observers_.push(observer);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Add listeners if they haven't been added yet.
|
|
|
+ if (!this.connected_) {
|
|
|
+ this.connect_();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes observer from observers list.
|
|
|
+ *
|
|
|
+ * @param {ResizeObserverSPI} observer - Observer to be removed.
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverController.prototype.removeObserver = function (observer) {
|
|
|
+ var observers = this.observers_;
|
|
|
+ var index = observers.indexOf(observer);
|
|
|
+
|
|
|
+ // Remove observer if it's present in registry.
|
|
|
+ if (~index) {
|
|
|
+ observers.splice(index, 1);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Remove listeners if controller has no connected observers.
|
|
|
+ if (!observers.length && this.connected_) {
|
|
|
+ this.disconnect_();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Invokes the update of observers. It will continue running updates insofar
|
|
|
+ * it detects changes.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverController.prototype.refresh = function () {
|
|
|
+ var changesDetected = this.updateObservers_();
|
|
|
+
|
|
|
+ // Continue running updates if changes have been detected as there might
|
|
|
+ // be future ones caused by CSS transitions.
|
|
|
+ if (changesDetected) {
|
|
|
+ this.refresh();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Updates every observer from observers list and notifies them of queued
|
|
|
+ * entries.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @returns {boolean} Returns "true" if any observer has detected changes in
|
|
|
+ * dimensions of it's elements.
|
|
|
+ */
|
|
|
+ ResizeObserverController.prototype.updateObservers_ = function () {
|
|
|
+ // Collect observers that have active observations.
|
|
|
+ var activeObservers = this.observers_.filter(function (observer) {
|
|
|
+ return observer.gatherActive(), observer.hasActive();
|
|
|
+ });
|
|
|
+
|
|
|
+ // Deliver notifications in a separate cycle in order to avoid any
|
|
|
+ // collisions between observers, e.g. when multiple instances of
|
|
|
+ // ResizeObserver are tracking the same element and the callback of one
|
|
|
+ // of them changes content dimensions of the observed target. Sometimes
|
|
|
+ // this may result in notifications being blocked for the rest of observers.
|
|
|
+ activeObservers.forEach(function (observer) { return observer.broadcastActive(); });
|
|
|
+
|
|
|
+ return activeObservers.length > 0;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Initializes DOM listeners.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverController.prototype.connect_ = function () {
|
|
|
+ // Do nothing if running in a non-browser environment or if listeners
|
|
|
+ // have been already added.
|
|
|
+ if (!isBrowser || this.connected_) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Subscription to the "Transitionend" event is used as a workaround for
|
|
|
+ // delayed transitions. This way it's possible to capture at least the
|
|
|
+ // final state of an element.
|
|
|
+ document.addEventListener('transitionend', this.onTransitionEnd_);
|
|
|
+
|
|
|
+ window.addEventListener('resize', this.refresh);
|
|
|
+
|
|
|
+ if (mutationObserverSupported) {
|
|
|
+ this.mutationsObserver_ = new MutationObserver(this.refresh);
|
|
|
+
|
|
|
+ this.mutationsObserver_.observe(document, {
|
|
|
+ attributes: true,
|
|
|
+ childList: true,
|
|
|
+ characterData: true,
|
|
|
+ subtree: true
|
|
|
+ });
|
|
|
+ } else {
|
|
|
+ document.addEventListener('DOMSubtreeModified', this.refresh);
|
|
|
+
|
|
|
+ this.mutationEventsAdded_ = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ this.connected_ = true;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Removes DOM listeners.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverController.prototype.disconnect_ = function () {
|
|
|
+ // Do nothing if running in a non-browser environment or if listeners
|
|
|
+ // have been already removed.
|
|
|
+ if (!isBrowser || !this.connected_) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ document.removeEventListener('transitionend', this.onTransitionEnd_);
|
|
|
+ window.removeEventListener('resize', this.refresh);
|
|
|
+
|
|
|
+ if (this.mutationsObserver_) {
|
|
|
+ this.mutationsObserver_.disconnect();
|
|
|
+ }
|
|
|
+
|
|
|
+ if (this.mutationEventsAdded_) {
|
|
|
+ document.removeEventListener('DOMSubtreeModified', this.refresh);
|
|
|
+ }
|
|
|
+
|
|
|
+ this.mutationsObserver_ = null;
|
|
|
+ this.mutationEventsAdded_ = false;
|
|
|
+ this.connected_ = false;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * "Transitionend" event handler.
|
|
|
+ *
|
|
|
+ * @private
|
|
|
+ * @param {TransitionEvent} event
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverController.prototype.onTransitionEnd_ = function (ref) {
|
|
|
+ var propertyName = ref.propertyName; if ( propertyName === void 0 ) propertyName = '';
|
|
|
+
|
|
|
+ // Detect whether transition may affect dimensions of an element.
|
|
|
+ var isReflowProperty = transitionKeys.some(function (key) {
|
|
|
+ return !!~propertyName.indexOf(key);
|
|
|
+ });
|
|
|
+
|
|
|
+ if (isReflowProperty) {
|
|
|
+ this.refresh();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns instance of the ResizeObserverController.
|
|
|
+ *
|
|
|
+ * @returns {ResizeObserverController}
|
|
|
+ */
|
|
|
+ ResizeObserverController.getInstance = function () {
|
|
|
+ if (!this.instance_) {
|
|
|
+ this.instance_ = new ResizeObserverController();
|
|
|
+ }
|
|
|
+
|
|
|
+ return this.instance_;
|
|
|
+ };
|
|
|
+
|
|
|
+ ResizeObserverController.instance_ = null;
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Defines non-writable/enumerable properties of the provided target object.
|
|
|
+ *
|
|
|
+ * @param {Object} target - Object for which to define properties.
|
|
|
+ * @param {Object} props - Properties to be defined.
|
|
|
+ * @returns {Object} Target object.
|
|
|
+ */
|
|
|
+ var defineConfigurable = (function (target, props) {
|
|
|
+ for (var i = 0, list = Object.keys(props); i < list.length; i += 1) {
|
|
|
+ var key = list[i];
|
|
|
+
|
|
|
+ Object.defineProperty(target, key, {
|
|
|
+ value: props[key],
|
|
|
+ enumerable: false,
|
|
|
+ writable: false,
|
|
|
+ configurable: true
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ return target;
|
|
|
+ });
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Returns the global object associated with provided element.
|
|
|
+ *
|
|
|
+ * @param {Object} target
|
|
|
+ * @returns {Object}
|
|
|
+ */
|
|
|
+ var getWindowOf = (function (target) {
|
|
|
+ // Assume that the element is an instance of Node, which means that it
|
|
|
+ // has the "ownerDocument" property from which we can retrieve a
|
|
|
+ // corresponding global object.
|
|
|
+ var ownerGlobal = target && target.ownerDocument && target.ownerDocument.defaultView;
|
|
|
+
|
|
|
+ // Return the local global object if it's not possible extract one from
|
|
|
+ // provided element.
|
|
|
+ return ownerGlobal || global$1;
|
|
|
+ });
|
|
|
+
|
|
|
+ // Placeholder of an empty content rectangle.
|
|
|
+ var emptyRect = createRectInit(0, 0, 0, 0);
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Converts provided string to a number.
|
|
|
+ *
|
|
|
+ * @param {number|string} value
|
|
|
+ * @returns {number}
|
|
|
+ */
|
|
|
+ function toFloat(value) {
|
|
|
+ return parseFloat(value) || 0;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Extracts borders size from provided styles.
|
|
|
+ *
|
|
|
+ * @param {CSSStyleDeclaration} styles
|
|
|
+ * @param {...string} positions - Borders positions (top, right, ...)
|
|
|
+ * @returns {number}
|
|
|
+ */
|
|
|
+ function getBordersSize(styles) {
|
|
|
+ var positions = [], len = arguments.length - 1;
|
|
|
+ while ( len-- > 0 ) positions[ len ] = arguments[ len + 1 ];
|
|
|
+
|
|
|
+ return positions.reduce(function (size, position) {
|
|
|
+ var value = styles['border-' + position + '-width'];
|
|
|
+
|
|
|
+ return size + toFloat(value);
|
|
|
+ }, 0);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Extracts paddings sizes from provided styles.
|
|
|
+ *
|
|
|
+ * @param {CSSStyleDeclaration} styles
|
|
|
+ * @returns {Object} Paddings box.
|
|
|
+ */
|
|
|
+ function getPaddings(styles) {
|
|
|
+ var positions = ['top', 'right', 'bottom', 'left'];
|
|
|
+ var paddings = {};
|
|
|
+
|
|
|
+ for (var i = 0, list = positions; i < list.length; i += 1) {
|
|
|
+ var position = list[i];
|
|
|
+
|
|
|
+ var value = styles['padding-' + position];
|
|
|
+
|
|
|
+ paddings[position] = toFloat(value);
|
|
|
+ }
|
|
|
+
|
|
|
+ return paddings;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Calculates content rectangle of provided SVG element.
|
|
|
+ *
|
|
|
+ * @param {SVGGraphicsElement} target - Element content rectangle of which needs
|
|
|
+ * to be calculated.
|
|
|
+ * @returns {DOMRectInit}
|
|
|
+ */
|
|
|
+ function getSVGContentRect(target) {
|
|
|
+ var bbox = target.getBBox();
|
|
|
+
|
|
|
+ return createRectInit(0, 0, bbox.width, bbox.height);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Calculates content rectangle of provided HTMLElement.
|
|
|
+ *
|
|
|
+ * @param {HTMLElement} target - Element for which to calculate the content rectangle.
|
|
|
+ * @returns {DOMRectInit}
|
|
|
+ */
|
|
|
+ function getHTMLElementContentRect(target) {
|
|
|
+ // Client width & height properties can't be
|
|
|
+ // used exclusively as they provide rounded values.
|
|
|
+ var clientWidth = target.clientWidth;
|
|
|
+ var clientHeight = target.clientHeight;
|
|
|
+
|
|
|
+ // By this condition we can catch all non-replaced inline, hidden and
|
|
|
+ // detached elements. Though elements with width & height properties less
|
|
|
+ // than 0.5 will be discarded as well.
|
|
|
+ //
|
|
|
+ // Without it we would need to implement separate methods for each of
|
|
|
+ // those cases and it's not possible to perform a precise and performance
|
|
|
+ // effective test for hidden elements. E.g. even jQuery's ':visible' filter
|
|
|
+ // gives wrong results for elements with width & height less than 0.5.
|
|
|
+ if (!clientWidth && !clientHeight) {
|
|
|
+ return emptyRect;
|
|
|
+ }
|
|
|
+
|
|
|
+ var styles = getWindowOf(target).getComputedStyle(target);
|
|
|
+ var paddings = getPaddings(styles);
|
|
|
+ var horizPad = paddings.left + paddings.right;
|
|
|
+ var vertPad = paddings.top + paddings.bottom;
|
|
|
+
|
|
|
+ // Computed styles of width & height are being used because they are the
|
|
|
+ // only dimensions available to JS that contain non-rounded values. It could
|
|
|
+ // be possible to utilize the getBoundingClientRect if only it's data wasn't
|
|
|
+ // affected by CSS transformations let alone paddings, borders and scroll bars.
|
|
|
+ var width = toFloat(styles.width),
|
|
|
+ height = toFloat(styles.height);
|
|
|
+
|
|
|
+ // Width & height include paddings and borders when the 'border-box' box
|
|
|
+ // model is applied (except for IE).
|
|
|
+ if (styles.boxSizing === 'border-box') {
|
|
|
+ // Following conditions are required to handle Internet Explorer which
|
|
|
+ // doesn't include paddings and borders to computed CSS dimensions.
|
|
|
+ //
|
|
|
+ // We can say that if CSS dimensions + paddings are equal to the "client"
|
|
|
+ // properties then it's either IE, and thus we don't need to subtract
|
|
|
+ // anything, or an element merely doesn't have paddings/borders styles.
|
|
|
+ if (Math.round(width + horizPad) !== clientWidth) {
|
|
|
+ width -= getBordersSize(styles, 'left', 'right') + horizPad;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (Math.round(height + vertPad) !== clientHeight) {
|
|
|
+ height -= getBordersSize(styles, 'top', 'bottom') + vertPad;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // Following steps can't be applied to the document's root element as its
|
|
|
+ // client[Width/Height] properties represent viewport area of the window.
|
|
|
+ // Besides, it's as well not necessary as the <html> itself neither has
|
|
|
+ // rendered scroll bars nor it can be clipped.
|
|
|
+ if (!isDocumentElement(target)) {
|
|
|
+ // In some browsers (only in Firefox, actually) CSS width & height
|
|
|
+ // include scroll bars size which can be removed at this step as scroll
|
|
|
+ // bars are the only difference between rounded dimensions + paddings
|
|
|
+ // and "client" properties, though that is not always true in Chrome.
|
|
|
+ var vertScrollbar = Math.round(width + horizPad) - clientWidth;
|
|
|
+ var horizScrollbar = Math.round(height + vertPad) - clientHeight;
|
|
|
+
|
|
|
+ // Chrome has a rather weird rounding of "client" properties.
|
|
|
+ // E.g. for an element with content width of 314.2px it sometimes gives
|
|
|
+ // the client width of 315px and for the width of 314.7px it may give
|
|
|
+ // 314px. And it doesn't happen all the time. So just ignore this delta
|
|
|
+ // as a non-relevant.
|
|
|
+ if (Math.abs(vertScrollbar) !== 1) {
|
|
|
+ width -= vertScrollbar;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (Math.abs(horizScrollbar) !== 1) {
|
|
|
+ height -= horizScrollbar;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return createRectInit(paddings.left, paddings.top, width, height);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks whether provided element is an instance of the SVGGraphicsElement.
|
|
|
+ *
|
|
|
+ * @param {Element} target - Element to be checked.
|
|
|
+ * @returns {boolean}
|
|
|
+ */
|
|
|
+ var isSVGGraphicsElement = (function () {
|
|
|
+ // Some browsers, namely IE and Edge, don't have the SVGGraphicsElement
|
|
|
+ // interface.
|
|
|
+ if (typeof SVGGraphicsElement !== 'undefined') {
|
|
|
+ return function (target) { return target instanceof getWindowOf(target).SVGGraphicsElement; };
|
|
|
+ }
|
|
|
+
|
|
|
+ // If it's so, then check that element is at least an instance of the
|
|
|
+ // SVGElement and that it has the "getBBox" method.
|
|
|
+ // eslint-disable-next-line no-extra-parens
|
|
|
+ return function (target) { return target instanceof getWindowOf(target).SVGElement && typeof target.getBBox === 'function'; };
|
|
|
+ })();
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks whether provided element is a document element (<html>).
|
|
|
+ *
|
|
|
+ * @param {Element} target - Element to be checked.
|
|
|
+ * @returns {boolean}
|
|
|
+ */
|
|
|
+ function isDocumentElement(target) {
|
|
|
+ return target === getWindowOf(target).document.documentElement;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Calculates an appropriate content rectangle for provided html or svg element.
|
|
|
+ *
|
|
|
+ * @param {Element} target - Element content rectangle of which needs to be calculated.
|
|
|
+ * @returns {DOMRectInit}
|
|
|
+ */
|
|
|
+ function getContentRect(target) {
|
|
|
+ if (!isBrowser) {
|
|
|
+ return emptyRect;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (isSVGGraphicsElement(target)) {
|
|
|
+ return getSVGContentRect(target);
|
|
|
+ }
|
|
|
+
|
|
|
+ return getHTMLElementContentRect(target);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates rectangle with an interface of the DOMRectReadOnly.
|
|
|
+ * Spec: https://drafts.fxtf.org/geometry/#domrectreadonly
|
|
|
+ *
|
|
|
+ * @param {DOMRectInit} rectInit - Object with rectangle's x/y coordinates and dimensions.
|
|
|
+ * @returns {DOMRectReadOnly}
|
|
|
+ */
|
|
|
+ function createReadOnlyRect(ref) {
|
|
|
+ var x = ref.x;
|
|
|
+ var y = ref.y;
|
|
|
+ var width = ref.width;
|
|
|
+ var height = ref.height;
|
|
|
+
|
|
|
+ // If DOMRectReadOnly is available use it as a prototype for the rectangle.
|
|
|
+ var Constr = typeof DOMRectReadOnly !== 'undefined' ? DOMRectReadOnly : Object;
|
|
|
+ var rect = Object.create(Constr.prototype);
|
|
|
+
|
|
|
+ // Rectangle's properties are not writable and non-enumerable.
|
|
|
+ defineConfigurable(rect, {
|
|
|
+ x: x, y: y, width: width, height: height,
|
|
|
+ top: y,
|
|
|
+ right: x + width,
|
|
|
+ bottom: height + y,
|
|
|
+ left: x
|
|
|
+ });
|
|
|
+
|
|
|
+ return rect;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Creates DOMRectInit object based on the provided dimensions and the x/y coordinates.
|
|
|
+ * Spec: https://drafts.fxtf.org/geometry/#dictdef-domrectinit
|
|
|
+ *
|
|
|
+ * @param {number} x - X coordinate.
|
|
|
+ * @param {number} y - Y coordinate.
|
|
|
+ * @param {number} width - Rectangle's width.
|
|
|
+ * @param {number} height - Rectangle's height.
|
|
|
+ * @returns {DOMRectInit}
|
|
|
+ */
|
|
|
+ function createRectInit(x, y, width, height) {
|
|
|
+ return { x: x, y: y, width: width, height: height };
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Class that is responsible for computations of the content rectangle of
|
|
|
+ * provided DOM element and for keeping track of it's changes.
|
|
|
+ */
|
|
|
+ var ResizeObservation = function(target) {
|
|
|
+ this.broadcastWidth = 0;
|
|
|
+ this.broadcastHeight = 0;
|
|
|
+ this.contentRect_ = createRectInit(0, 0, 0, 0);
|
|
|
+
|
|
|
+ this.target = target;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Updates content rectangle and tells whether it's width or height properties
|
|
|
+ * have changed since the last broadcast.
|
|
|
+ *
|
|
|
+ * @returns {boolean}
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Reference to the last observed content rectangle.
|
|
|
+ *
|
|
|
+ * @private {DOMRectInit}
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Broadcasted width of content rectangle.
|
|
|
+ *
|
|
|
+ * @type {number}
|
|
|
+ */
|
|
|
+ ResizeObservation.prototype.isActive = function () {
|
|
|
+ var rect = getContentRect(this.target);
|
|
|
+
|
|
|
+ this.contentRect_ = rect;
|
|
|
+
|
|
|
+ return rect.width !== this.broadcastWidth || rect.height !== this.broadcastHeight;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Updates 'broadcastWidth' and 'broadcastHeight' properties with a data
|
|
|
+ * from the corresponding properties of the last observed content rectangle.
|
|
|
+ *
|
|
|
+ * @returns {DOMRectInit} Last observed content rectangle.
|
|
|
+ */
|
|
|
+ ResizeObservation.prototype.broadcastRect = function () {
|
|
|
+ var rect = this.contentRect_;
|
|
|
+
|
|
|
+ this.broadcastWidth = rect.width;
|
|
|
+ this.broadcastHeight = rect.height;
|
|
|
+
|
|
|
+ return rect;
|
|
|
+ };
|
|
|
+
|
|
|
+ var ResizeObserverEntry = function(target, rectInit) {
|
|
|
+ var contentRect = createReadOnlyRect(rectInit);
|
|
|
+
|
|
|
+ // According to the specification following properties are not writable
|
|
|
+ // and are also not enumerable in the native implementation.
|
|
|
+ //
|
|
|
+ // Property accessors are not being used as they'd require to define a
|
|
|
+ // private WeakMap storage which may cause memory leaks in browsers that
|
|
|
+ // don't support this type of collections.
|
|
|
+ defineConfigurable(this, { target: target, contentRect: contentRect });
|
|
|
+ };
|
|
|
+
|
|
|
+ var ResizeObserverSPI = function(callback, controller, callbackCtx) {
|
|
|
+ this.activeObservations_ = [];
|
|
|
+ this.observations_ = new MapShim();
|
|
|
+
|
|
|
+ if (typeof callback !== 'function') {
|
|
|
+ throw new TypeError('The callback provided as parameter 1 is not a function.');
|
|
|
+ }
|
|
|
+
|
|
|
+ this.callback_ = callback;
|
|
|
+ this.controller_ = controller;
|
|
|
+ this.callbackCtx_ = callbackCtx;
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Starts observing provided element.
|
|
|
+ *
|
|
|
+ * @param {Element} target - Element to be observed.
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Registry of the ResizeObservation instances.
|
|
|
+ *
|
|
|
+ * @private {Map<Element, ResizeObservation>}
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Public ResizeObserver instance which will be passed to the callback
|
|
|
+ * function and used as a value of it's "this" binding.
|
|
|
+ *
|
|
|
+ * @private {ResizeObserver}
|
|
|
+ */
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Collection of resize observations that have detected changes in dimensions
|
|
|
+ * of elements.
|
|
|
+ *
|
|
|
+ * @private {Array<ResizeObservation>}
|
|
|
+ */
|
|
|
+ ResizeObserverSPI.prototype.observe = function (target) {
|
|
|
+ if (!arguments.length) {
|
|
|
+ throw new TypeError('1 argument required, but only 0 present.');
|
|
|
+ }
|
|
|
+
|
|
|
+ // Do nothing if current environment doesn't have the Element interface.
|
|
|
+ if (typeof Element === 'undefined' || !(Element instanceof Object)) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!(target instanceof getWindowOf(target).Element)) {
|
|
|
+ throw new TypeError('parameter 1 is not of type "Element".');
|
|
|
+ }
|
|
|
+
|
|
|
+ var observations = this.observations_;
|
|
|
+
|
|
|
+ // Do nothing if element is already being observed.
|
|
|
+ if (observations.has(target)) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ observations.set(target, new ResizeObservation(target));
|
|
|
+
|
|
|
+ this.controller_.addObserver(this);
|
|
|
+
|
|
|
+ // Force the update of observations.
|
|
|
+ this.controller_.refresh();
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Stops observing provided element.
|
|
|
+ *
|
|
|
+ * @param {Element} target - Element to stop observing.
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverSPI.prototype.unobserve = function (target) {
|
|
|
+ if (!arguments.length) {
|
|
|
+ throw new TypeError('1 argument required, but only 0 present.');
|
|
|
+ }
|
|
|
+
|
|
|
+ // Do nothing if current environment doesn't have the Element interface.
|
|
|
+ if (typeof Element === 'undefined' || !(Element instanceof Object)) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!(target instanceof getWindowOf(target).Element)) {
|
|
|
+ throw new TypeError('parameter 1 is not of type "Element".');
|
|
|
+ }
|
|
|
+
|
|
|
+ var observations = this.observations_;
|
|
|
+
|
|
|
+ // Do nothing if element is not being observed.
|
|
|
+ if (!observations.has(target)) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ observations.delete(target);
|
|
|
+
|
|
|
+ if (!observations.size) {
|
|
|
+ this.controller_.removeObserver(this);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Stops observing all elements.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverSPI.prototype.disconnect = function () {
|
|
|
+ this.clearActive();
|
|
|
+ this.observations_.clear();
|
|
|
+ this.controller_.removeObserver(this);
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Collects observation instances the associated element of which has changed
|
|
|
+ * it's content rectangle.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverSPI.prototype.gatherActive = function () {
|
|
|
+ var this$1 = this;
|
|
|
+
|
|
|
+ this.clearActive();
|
|
|
+
|
|
|
+ this.observations_.forEach(function (observation) {
|
|
|
+ if (observation.isActive()) {
|
|
|
+ this$1.activeObservations_.push(observation);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Invokes initial callback function with a list of ResizeObserverEntry
|
|
|
+ * instances collected from active resize observations.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverSPI.prototype.broadcastActive = function () {
|
|
|
+ // Do nothing if observer doesn't have active observations.
|
|
|
+ if (!this.hasActive()) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ var ctx = this.callbackCtx_;
|
|
|
+
|
|
|
+ // Create ResizeObserverEntry instance for every active observation.
|
|
|
+ var entries = this.activeObservations_.map(function (observation) {
|
|
|
+ return new ResizeObserverEntry(observation.target, observation.broadcastRect());
|
|
|
+ });
|
|
|
+
|
|
|
+ this.callback_.call(ctx, entries, ctx);
|
|
|
+ this.clearActive();
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Clears the collection of active observations.
|
|
|
+ *
|
|
|
+ * @returns {void}
|
|
|
+ */
|
|
|
+ ResizeObserverSPI.prototype.clearActive = function () {
|
|
|
+ this.activeObservations_.splice(0);
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Tells whether observer has active observations.
|
|
|
+ *
|
|
|
+ * @returns {boolean}
|
|
|
+ */
|
|
|
+ ResizeObserverSPI.prototype.hasActive = function () {
|
|
|
+ return this.activeObservations_.length > 0;
|
|
|
+ };
|
|
|
+
|
|
|
+ // Registry of internal observers. If WeakMap is not available use current shim
|
|
|
+ // for the Map collection as it has all required methods and because WeakMap
|
|
|
+ // can't be fully polyfilled anyway.
|
|
|
+ var observers = typeof WeakMap !== 'undefined' ? new WeakMap() : new MapShim();
|
|
|
+
|
|
|
+ /**
|
|
|
+ * ResizeObserver API. Encapsulates the ResizeObserver SPI implementation
|
|
|
+ * exposing only those methods and properties that are defined in the spec.
|
|
|
+ */
|
|
|
+ var ResizeObserver = function(callback) {
|
|
|
+ if (!(this instanceof ResizeObserver)) {
|
|
|
+ throw new TypeError('Cannot call a class as a function.');
|
|
|
+ }
|
|
|
+ if (!arguments.length) {
|
|
|
+ throw new TypeError('1 argument required, but only 0 present.');
|
|
|
+ }
|
|
|
+
|
|
|
+ var controller = ResizeObserverController.getInstance();
|
|
|
+ var observer = new ResizeObserverSPI(callback, controller, this);
|
|
|
+
|
|
|
+ observers.set(this, observer);
|
|
|
+ };
|
|
|
+
|
|
|
+ // Expose public methods of ResizeObserver.
|
|
|
+ ['observe', 'unobserve', 'disconnect'].forEach(function (method) {
|
|
|
+ ResizeObserver.prototype[method] = function () {
|
|
|
+ return (ref = observers.get(this))[method].apply(ref, arguments);
|
|
|
+ var ref;
|
|
|
+ };
|
|
|
+ });
|
|
|
+
|
|
|
+ var index = (function () {
|
|
|
+ // Export existing implementation if available.
|
|
|
+ if (typeof global$1.ResizeObserver !== 'undefined') {
|
|
|
+ return global$1.ResizeObserver;
|
|
|
+ }
|
|
|
+
|
|
|
+ return ResizeObserver;
|
|
|
+ })();
|
|
|
+
|
|
|
+ var canUseDOM = !!(
|
|
|
+ typeof window !== 'undefined' &&
|
|
|
+ window.document &&
|
|
|
+ window.document.createElement
|
|
|
+ );
|
|
|
+
|
|
|
+ var canUseDom = canUseDOM;
|
|
|
+
|
|
|
+ var SimpleBar =
|
|
|
+ /*#__PURE__*/
|
|
|
+ function () {
|
|
|
+ function SimpleBar(element, options) {
|
|
|
+ var _this = this;
|
|
|
+
|
|
|
+ _classCallCheck(this, SimpleBar);
|
|
|
+
|
|
|
+ this.onScroll = function () {
|
|
|
+ if (!_this.scrollXTicking) {
|
|
|
+ window.requestAnimationFrame(_this.scrollX);
|
|
|
+ _this.scrollXTicking = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!_this.scrollYTicking) {
|
|
|
+ window.requestAnimationFrame(_this.scrollY);
|
|
|
+ _this.scrollYTicking = true;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.scrollX = function () {
|
|
|
+ if (_this.axis.x.isOverflowing) {
|
|
|
+ _this.showScrollbar('x');
|
|
|
+
|
|
|
+ _this.positionScrollbar('x');
|
|
|
+ }
|
|
|
+
|
|
|
+ _this.scrollXTicking = false;
|
|
|
+ };
|
|
|
+
|
|
|
+ this.scrollY = function () {
|
|
|
+ if (_this.axis.y.isOverflowing) {
|
|
|
+ _this.showScrollbar('y');
|
|
|
+
|
|
|
+ _this.positionScrollbar('y');
|
|
|
+ }
|
|
|
+
|
|
|
+ _this.scrollYTicking = false;
|
|
|
+ };
|
|
|
+
|
|
|
+ this.onMouseEnter = function () {
|
|
|
+ _this.showScrollbar('x');
|
|
|
+
|
|
|
+ _this.showScrollbar('y');
|
|
|
+ };
|
|
|
+
|
|
|
+ this.onMouseMove = function (e) {
|
|
|
+ _this.mouseX = e.clientX;
|
|
|
+ _this.mouseY = e.clientY;
|
|
|
+
|
|
|
+ if (_this.axis.x.isOverflowing || _this.axis.x.forceVisible) {
|
|
|
+ _this.onMouseMoveForAxis('x');
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_this.axis.y.isOverflowing || _this.axis.y.forceVisible) {
|
|
|
+ _this.onMouseMoveForAxis('y');
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.onMouseLeave = function () {
|
|
|
+ _this.onMouseMove.cancel();
|
|
|
+
|
|
|
+ if (_this.axis.x.isOverflowing || _this.axis.x.forceVisible) {
|
|
|
+ _this.onMouseLeaveForAxis('x');
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_this.axis.y.isOverflowing || _this.axis.y.forceVisible) {
|
|
|
+ _this.onMouseLeaveForAxis('y');
|
|
|
+ }
|
|
|
+
|
|
|
+ _this.mouseX = -1;
|
|
|
+ _this.mouseY = -1;
|
|
|
+ };
|
|
|
+
|
|
|
+ this.onWindowResize = function () {
|
|
|
+ // Recalculate scrollbarWidth in case it's a zoom
|
|
|
+ _this.scrollbarWidth = scrollbarWidth();
|
|
|
+
|
|
|
+ _this.hideNativeScrollbar();
|
|
|
+ };
|
|
|
+
|
|
|
+ this.hideScrollbars = function () {
|
|
|
+ _this.axis.x.track.rect = _this.axis.x.track.el.getBoundingClientRect();
|
|
|
+ _this.axis.y.track.rect = _this.axis.y.track.el.getBoundingClientRect();
|
|
|
+
|
|
|
+ if (!_this.isWithinBounds(_this.axis.y.track.rect)) {
|
|
|
+ _this.axis.y.scrollbar.el.classList.remove(_this.classNames.visible);
|
|
|
+
|
|
|
+ _this.axis.y.isVisible = false;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!_this.isWithinBounds(_this.axis.x.track.rect)) {
|
|
|
+ _this.axis.x.scrollbar.el.classList.remove(_this.classNames.visible);
|
|
|
+
|
|
|
+ _this.axis.x.isVisible = false;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.onPointerEvent = function (e) {
|
|
|
+ var isWithinBoundsY, isWithinBoundsX;
|
|
|
+
|
|
|
+ if (_this.axis.x.isOverflowing || _this.axis.x.forceVisible) {
|
|
|
+ isWithinBoundsX = _this.isWithinBounds(_this.axis.x.scrollbar.rect);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (_this.axis.y.isOverflowing || _this.axis.y.forceVisible) {
|
|
|
+ isWithinBoundsY = _this.isWithinBounds(_this.axis.y.scrollbar.rect);
|
|
|
+ } // If any pointer event is called on the scrollbar
|
|
|
+
|
|
|
+
|
|
|
+ if (isWithinBoundsY || isWithinBoundsX) {
|
|
|
+ // Preventing the event's default action stops text being
|
|
|
+ // selectable during the drag.
|
|
|
+ e.preventDefault(); // Prevent event leaking
|
|
|
+
|
|
|
+ e.stopPropagation();
|
|
|
+
|
|
|
+ if (e.type === 'mousedown') {
|
|
|
+ if (isWithinBoundsY) {
|
|
|
+ _this.onDragStart(e, 'y');
|
|
|
+ }
|
|
|
+
|
|
|
+ if (isWithinBoundsX) {
|
|
|
+ _this.onDragStart(e, 'x');
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ this.drag = function (e) {
|
|
|
+ var eventOffset;
|
|
|
+ var track = _this.axis[_this.draggedAxis].track;
|
|
|
+ var trackSize = track.rect[_this.axis[_this.draggedAxis].sizeAttr];
|
|
|
+ var scrollbar = _this.axis[_this.draggedAxis].scrollbar;
|
|
|
+ e.preventDefault();
|
|
|
+ e.stopPropagation();
|
|
|
+
|
|
|
+ if (_this.draggedAxis === 'y') {
|
|
|
+ eventOffset = e.pageY;
|
|
|
+ } else {
|
|
|
+ eventOffset = e.pageX;
|
|
|
+ } // Calculate how far the user's mouse is from the top/left of the scrollbar (minus the dragOffset).
|
|
|
+
|
|
|
+
|
|
|
+ var dragPos = eventOffset - track.rect[_this.axis[_this.draggedAxis].offsetAttr] - _this.axis[_this.draggedAxis].dragOffset; // Convert the mouse position into a percentage of the scrollbar height/width.
|
|
|
+
|
|
|
+ var dragPerc = dragPos / track.rect[_this.axis[_this.draggedAxis].sizeAttr]; // Scroll the content by the same percentage.
|
|
|
+
|
|
|
+ var scrollPos = dragPerc * _this.contentEl[_this.axis[_this.draggedAxis].scrollSizeAttr]; // Fix browsers inconsistency on RTL
|
|
|
+
|
|
|
+ if (_this.draggedAxis === 'x') {
|
|
|
+ scrollPos = _this.isRtl && SimpleBar.getRtlHelpers().isRtlScrollbarInverted ? scrollPos - (trackSize + scrollbar.size) : scrollPos;
|
|
|
+ scrollPos = _this.isRtl && SimpleBar.getRtlHelpers().isRtlScrollingInverted ? -scrollPos : scrollPos;
|
|
|
+ }
|
|
|
+
|
|
|
+ _this.contentEl[_this.axis[_this.draggedAxis].scrollOffsetAttr] = scrollPos;
|
|
|
+ };
|
|
|
+
|
|
|
+ this.onEndDrag = function (e) {
|
|
|
+ e.preventDefault();
|
|
|
+ e.stopPropagation();
|
|
|
+ document.removeEventListener('mousemove', _this.drag);
|
|
|
+ document.removeEventListener('mouseup', _this.onEndDrag);
|
|
|
+ };
|
|
|
+
|
|
|
+ this.el = element;
|
|
|
+ this.flashTimeout;
|
|
|
+ this.contentEl;
|
|
|
+ this.offsetEl;
|
|
|
+ this.maskEl;
|
|
|
+ this.globalObserver;
|
|
|
+ this.mutationObserver;
|
|
|
+ this.resizeObserver;
|
|
|
+ this.scrollbarWidth;
|
|
|
+ this.minScrollbarWidth = 20;
|
|
|
+ this.options = _objectSpread({}, SimpleBar.defaultOptions, options);
|
|
|
+ this.classNames = _objectSpread({}, SimpleBar.defaultOptions.classNames, this.options.classNames);
|
|
|
+ this.isRtl;
|
|
|
+ this.axis = {
|
|
|
+ x: {
|
|
|
+ scrollOffsetAttr: 'scrollLeft',
|
|
|
+ sizeAttr: 'width',
|
|
|
+ scrollSizeAttr: 'scrollWidth',
|
|
|
+ offsetAttr: 'left',
|
|
|
+ overflowAttr: 'overflowX',
|
|
|
+ dragOffset: 0,
|
|
|
+ isOverflowing: true,
|
|
|
+ isVisible: false,
|
|
|
+ forceVisible: false,
|
|
|
+ track: {},
|
|
|
+ scrollbar: {}
|
|
|
+ },
|
|
|
+ y: {
|
|
|
+ scrollOffsetAttr: 'scrollTop',
|
|
|
+ sizeAttr: 'height',
|
|
|
+ scrollSizeAttr: 'scrollHeight',
|
|
|
+ offsetAttr: 'top',
|
|
|
+ overflowAttr: 'overflowY',
|
|
|
+ dragOffset: 0,
|
|
|
+ isOverflowing: true,
|
|
|
+ isVisible: false,
|
|
|
+ forceVisible: false,
|
|
|
+ track: {},
|
|
|
+ scrollbar: {}
|
|
|
+ }
|
|
|
+ };
|
|
|
+ this.recalculate = lodash_throttle(this.recalculate.bind(this), 64);
|
|
|
+ this.onMouseMove = lodash_throttle(this.onMouseMove.bind(this), 64);
|
|
|
+ this.hideScrollbars = lodash_debounce(this.hideScrollbars.bind(this), this.options.timeout);
|
|
|
+ this.onWindowResize = lodash_debounce(this.onWindowResize.bind(this), 64, {
|
|
|
+ leading: true
|
|
|
+ });
|
|
|
+ SimpleBar.getRtlHelpers = lodash_memoize(SimpleBar.getRtlHelpers); // getContentElement is deprecated
|
|
|
+
|
|
|
+ this.getContentElement = this.getScrollElement;
|
|
|
+ this.init();
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Static properties
|
|
|
+ */
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Helper to fix browsers inconsistency on RTL:
|
|
|
+ * - Firefox inverts the scrollbar initial position
|
|
|
+ * - IE11 inverts both scrollbar position and scrolling offset
|
|
|
+ * Directly inspired by @KingSora's OverlayScrollbars https://github.com/KingSora/OverlayScrollbars/blob/master/js/OverlayScrollbars.js#L1634
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ _createClass(SimpleBar, [{
|
|
|
+ key: "init",
|
|
|
+ value: function init() {
|
|
|
+ // Save a reference to the instance, so we know this DOM node has already been instancied
|
|
|
+ this.el.SimpleBar = this;
|
|
|
+ this.initDOM(); // We stop here on server-side
|
|
|
+
|
|
|
+ if (canUseDom) {
|
|
|
+ // Recalculate scrollbarWidth in case it's a zoom
|
|
|
+ this.scrollbarWidth = scrollbarWidth();
|
|
|
+ this.recalculate();
|
|
|
+ this.initListeners();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "initDOM",
|
|
|
+ value: function initDOM() {
|
|
|
+ var _this2 = this;
|
|
|
+
|
|
|
+ // make sure this element doesn't have the elements yet
|
|
|
+ if (Array.from(this.el.children).filter(function (child) {
|
|
|
+ return child.classList.contains(_this2.classNames.wrapper);
|
|
|
+ }).length) {
|
|
|
+ // assume that element has his DOM already initiated
|
|
|
+ this.wrapperEl = this.el.querySelector(".".concat(this.classNames.wrapper));
|
|
|
+ this.contentEl = this.el.querySelector(".".concat(this.classNames.content));
|
|
|
+ this.offsetEl = this.el.querySelector(".".concat(this.classNames.offset));
|
|
|
+ this.maskEl = this.el.querySelector(".".concat(this.classNames.mask));
|
|
|
+ this.placeholderEl = this.el.querySelector(".".concat(this.classNames.placeholder));
|
|
|
+ this.heightAutoObserverWrapperEl = this.el.querySelector(".".concat(this.classNames.heightAutoObserverWrapperEl));
|
|
|
+ this.heightAutoObserverEl = this.el.querySelector(".".concat(this.classNames.heightAutoObserverEl));
|
|
|
+ this.axis.x.track.el = this.el.querySelector(".".concat(this.classNames.track, ".").concat(this.classNames.horizontal));
|
|
|
+ this.axis.y.track.el = this.el.querySelector(".".concat(this.classNames.track, ".").concat(this.classNames.vertical));
|
|
|
+ } else {
|
|
|
+ // Prepare DOM
|
|
|
+ this.wrapperEl = document.createElement('div');
|
|
|
+ this.contentEl = document.createElement('div');
|
|
|
+ this.offsetEl = document.createElement('div');
|
|
|
+ this.maskEl = document.createElement('div');
|
|
|
+ this.placeholderEl = document.createElement('div');
|
|
|
+ this.heightAutoObserverWrapperEl = document.createElement('div');
|
|
|
+ this.heightAutoObserverEl = document.createElement('div');
|
|
|
+ this.wrapperEl.classList.add(this.classNames.wrapper);
|
|
|
+ this.contentEl.classList.add(this.classNames.content);
|
|
|
+ this.offsetEl.classList.add(this.classNames.offset);
|
|
|
+ this.maskEl.classList.add(this.classNames.mask);
|
|
|
+ this.placeholderEl.classList.add(this.classNames.placeholder);
|
|
|
+ this.heightAutoObserverWrapperEl.classList.add(this.classNames.heightAutoObserverWrapperEl);
|
|
|
+ this.heightAutoObserverEl.classList.add(this.classNames.heightAutoObserverEl);
|
|
|
+
|
|
|
+ while (this.el.firstChild) {
|
|
|
+ this.contentEl.appendChild(this.el.firstChild);
|
|
|
+ }
|
|
|
+
|
|
|
+ this.offsetEl.appendChild(this.contentEl);
|
|
|
+ this.maskEl.appendChild(this.offsetEl);
|
|
|
+ this.heightAutoObserverWrapperEl.appendChild(this.heightAutoObserverEl);
|
|
|
+ this.wrapperEl.appendChild(this.heightAutoObserverWrapperEl);
|
|
|
+ this.wrapperEl.appendChild(this.maskEl);
|
|
|
+ this.wrapperEl.appendChild(this.placeholderEl);
|
|
|
+ this.el.appendChild(this.wrapperEl);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!this.axis.x.track.el || !this.axis.y.track.el) {
|
|
|
+ var track = document.createElement('div');
|
|
|
+ var scrollbar = document.createElement('div');
|
|
|
+ track.classList.add(this.classNames.track);
|
|
|
+ scrollbar.classList.add(this.classNames.scrollbar);
|
|
|
+
|
|
|
+ if (!this.options.autoHide) {
|
|
|
+ scrollbar.classList.add(this.classNames.visible);
|
|
|
+ }
|
|
|
+
|
|
|
+ track.appendChild(scrollbar);
|
|
|
+ this.axis.x.track.el = track.cloneNode(true);
|
|
|
+ this.axis.x.track.el.classList.add(this.classNames.horizontal);
|
|
|
+ this.axis.y.track.el = track.cloneNode(true);
|
|
|
+ this.axis.y.track.el.classList.add(this.classNames.vertical);
|
|
|
+ this.el.appendChild(this.axis.x.track.el);
|
|
|
+ this.el.appendChild(this.axis.y.track.el);
|
|
|
+ }
|
|
|
+
|
|
|
+ this.axis.x.scrollbar.el = this.axis.x.track.el.querySelector(".".concat(this.classNames.scrollbar));
|
|
|
+ this.axis.y.scrollbar.el = this.axis.y.track.el.querySelector(".".concat(this.classNames.scrollbar));
|
|
|
+ this.el.setAttribute('data-simplebar', 'init');
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "initListeners",
|
|
|
+ value: function initListeners() {
|
|
|
+ var _this3 = this;
|
|
|
+
|
|
|
+ // Event listeners
|
|
|
+ if (this.options.autoHide) {
|
|
|
+ this.el.addEventListener('mouseenter', this.onMouseEnter);
|
|
|
+ }
|
|
|
+
|
|
|
+ ['mousedown', 'click', 'dblclick', 'touchstart', 'touchend', 'touchmove'].forEach(function (e) {
|
|
|
+ _this3.el.addEventListener(e, _this3.onPointerEvent, true);
|
|
|
+ });
|
|
|
+ this.el.addEventListener('mousemove', this.onMouseMove);
|
|
|
+ this.el.addEventListener('mouseleave', this.onMouseLeave);
|
|
|
+ this.contentEl.addEventListener('scroll', this.onScroll); // Browser zoom triggers a window resize
|
|
|
+
|
|
|
+ window.addEventListener('resize', this.onWindowResize); // MutationObserver is IE11+
|
|
|
+
|
|
|
+ if (typeof MutationObserver !== 'undefined') {
|
|
|
+ // create an observer instance
|
|
|
+ this.mutationObserver = new MutationObserver(function (mutations) {
|
|
|
+ mutations.forEach(function (mutation) {
|
|
|
+ if (mutation.target === _this3.el || !_this3.isChildNode(mutation.target) || mutation.addedNodes.length) {
|
|
|
+ _this3.recalculate();
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }); // pass in the target node, as well as the observer options
|
|
|
+
|
|
|
+ this.mutationObserver.observe(this.el, {
|
|
|
+ attributes: true,
|
|
|
+ childList: true,
|
|
|
+ characterData: true,
|
|
|
+ subtree: true
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ this.resizeObserver = new index(this.recalculate);
|
|
|
+ this.resizeObserver.observe(this.el);
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "recalculate",
|
|
|
+ value: function recalculate() {
|
|
|
+ var isHeightAuto = this.heightAutoObserverEl.offsetHeight <= 1;
|
|
|
+ this.elStyles = window.getComputedStyle(this.el);
|
|
|
+ this.isRtl = this.elStyles.direction === 'rtl';
|
|
|
+ this.contentEl.style.padding = "".concat(this.elStyles.paddingTop, " ").concat(this.elStyles.paddingRight, " ").concat(this.elStyles.paddingBottom, " ").concat(this.elStyles.paddingLeft);
|
|
|
+ this.contentEl.style.height = isHeightAuto ? 'auto' : '100%';
|
|
|
+ this.placeholderEl.style.width = "".concat(this.contentEl.scrollWidth, "px");
|
|
|
+ this.placeholderEl.style.height = "".concat(this.contentEl.scrollHeight, "px");
|
|
|
+ this.wrapperEl.style.margin = "-".concat(this.elStyles.paddingTop, " -").concat(this.elStyles.paddingRight, " -").concat(this.elStyles.paddingBottom, " -").concat(this.elStyles.paddingLeft);
|
|
|
+ this.axis.x.track.rect = this.axis.x.track.el.getBoundingClientRect();
|
|
|
+ this.axis.y.track.rect = this.axis.y.track.el.getBoundingClientRect(); // Set isOverflowing to false if scrollbar is not necessary (content is shorter than offset)
|
|
|
+
|
|
|
+ this.axis.x.isOverflowing = (this.scrollbarWidth ? this.contentEl.scrollWidth : this.contentEl.scrollWidth - this.minScrollbarWidth) > Math.ceil(this.axis.x.track.rect.width);
|
|
|
+ this.axis.y.isOverflowing = (this.scrollbarWidth ? this.contentEl.scrollHeight : this.contentEl.scrollHeight - this.minScrollbarWidth) > Math.ceil(this.axis.y.track.rect.height); // Set isOverflowing to false if user explicitely set hidden overflow
|
|
|
+
|
|
|
+ this.axis.x.isOverflowing = this.elStyles.overflowX === 'hidden' ? false : this.axis.x.isOverflowing;
|
|
|
+ this.axis.y.isOverflowing = this.elStyles.overflowY === 'hidden' ? false : this.axis.y.isOverflowing;
|
|
|
+ this.axis.x.forceVisible = this.options.forceVisible === "x" || this.options.forceVisible === true;
|
|
|
+ this.axis.y.forceVisible = this.options.forceVisible === "y" || this.options.forceVisible === true;
|
|
|
+ this.axis.x.scrollbar.size = this.getScrollbarSize('x');
|
|
|
+ this.axis.y.scrollbar.size = this.getScrollbarSize('y');
|
|
|
+ this.axis.x.scrollbar.el.style.width = "".concat(this.axis.x.scrollbar.size, "px");
|
|
|
+ this.axis.y.scrollbar.el.style.height = "".concat(this.axis.y.scrollbar.size, "px");
|
|
|
+ this.positionScrollbar('x');
|
|
|
+ this.positionScrollbar('y');
|
|
|
+ this.toggleTrackVisibility('x');
|
|
|
+ this.toggleTrackVisibility('y');
|
|
|
+ this.hideNativeScrollbar();
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Calculate scrollbar size
|
|
|
+ */
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "getScrollbarSize",
|
|
|
+ value: function getScrollbarSize() {
|
|
|
+ var axis = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'y';
|
|
|
+ var contentSize = this.scrollbarWidth ? this.contentEl[this.axis[axis].scrollSizeAttr] : this.contentEl[this.axis[axis].scrollSizeAttr] - this.minScrollbarWidth;
|
|
|
+ var trackSize = this.axis[axis].track.rect[this.axis[axis].sizeAttr];
|
|
|
+ var scrollbarSize;
|
|
|
+
|
|
|
+ if (!this.axis[axis].isOverflowing) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ var scrollbarRatio = trackSize / contentSize; // Calculate new height/position of drag handle.
|
|
|
+
|
|
|
+ scrollbarSize = Math.max(~~(scrollbarRatio * trackSize), this.options.scrollbarMinSize);
|
|
|
+
|
|
|
+ if (this.options.scrollbarMaxSize) {
|
|
|
+ scrollbarSize = Math.min(scrollbarSize, this.options.scrollbarMaxSize);
|
|
|
+ }
|
|
|
+
|
|
|
+ return scrollbarSize;
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "positionScrollbar",
|
|
|
+ value: function positionScrollbar() {
|
|
|
+ var axis = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'y';
|
|
|
+ var contentSize = this.contentEl[this.axis[axis].scrollSizeAttr];
|
|
|
+ var trackSize = this.axis[axis].track.rect[this.axis[axis].sizeAttr];
|
|
|
+ var hostSize = parseInt(this.elStyles[this.axis[axis].sizeAttr], 10);
|
|
|
+ var scrollbar = this.axis[axis].scrollbar;
|
|
|
+ var scrollOffset = this.contentEl[this.axis[axis].scrollOffsetAttr];
|
|
|
+ scrollOffset = axis === 'x' && this.isRtl && SimpleBar.getRtlHelpers().isRtlScrollingInverted ? -scrollOffset : scrollOffset;
|
|
|
+ var scrollPourcent = scrollOffset / (contentSize - hostSize);
|
|
|
+ var handleOffset = ~~((trackSize - scrollbar.size) * scrollPourcent);
|
|
|
+ handleOffset = axis === 'x' && this.isRtl && SimpleBar.getRtlHelpers().isRtlScrollbarInverted ? handleOffset + (trackSize - scrollbar.size) : handleOffset;
|
|
|
+ scrollbar.el.style.transform = axis === 'x' ? "translate3d(".concat(handleOffset, "px, 0, 0)") : "translate3d(0, ".concat(handleOffset, "px, 0)");
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "toggleTrackVisibility",
|
|
|
+ value: function toggleTrackVisibility() {
|
|
|
+ var axis = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'y';
|
|
|
+ var track = this.axis[axis].track.el;
|
|
|
+ var scrollbar = this.axis[axis].scrollbar.el;
|
|
|
+
|
|
|
+ if (this.axis[axis].isOverflowing || this.axis[axis].forceVisible) {
|
|
|
+ track.style.visibility = 'visible';
|
|
|
+ this.contentEl.style[this.axis[axis].overflowAttr] = 'scroll';
|
|
|
+ } else {
|
|
|
+ track.style.visibility = 'hidden';
|
|
|
+ this.contentEl.style[this.axis[axis].overflowAttr] = 'hidden';
|
|
|
+ } // Even if forceVisible is enabled, scrollbar itself should be hidden
|
|
|
+
|
|
|
+
|
|
|
+ if (this.axis[axis].isOverflowing) {
|
|
|
+ scrollbar.style.visibility = 'visible';
|
|
|
+ } else {
|
|
|
+ scrollbar.style.visibility = 'hidden';
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "hideNativeScrollbar",
|
|
|
+ value: function hideNativeScrollbar() {
|
|
|
+ this.offsetEl.style[this.isRtl ? 'left' : 'right'] = this.axis.y.isOverflowing || this.axis.y.forceVisible ? "-".concat(this.scrollbarWidth || this.minScrollbarWidth, "px") : 0;
|
|
|
+ this.offsetEl.style.bottom = this.axis.x.isOverflowing || this.axis.x.forceVisible ? "-".concat(this.scrollbarWidth || this.minScrollbarWidth, "px") : 0; // If floating scrollbar
|
|
|
+
|
|
|
+ if (!this.scrollbarWidth) {
|
|
|
+ var paddingDirection = [this.isRtl ? 'paddingLeft' : 'paddingRight'];
|
|
|
+ this.contentEl.style[paddingDirection] = this.axis.y.isOverflowing || this.axis.y.forceVisible ? "calc(".concat(this.elStyles[paddingDirection], " + ").concat(this.minScrollbarWidth, "px)") : this.elStyles[paddingDirection];
|
|
|
+ this.contentEl.style.paddingBottom = this.axis.x.isOverflowing || this.axis.x.forceVisible ? "calc(".concat(this.elStyles.paddingBottom, " + ").concat(this.minScrollbarWidth, "px)") : this.elStyles.paddingBottom;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * On scroll event handling
|
|
|
+ */
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "onMouseMoveForAxis",
|
|
|
+ value: function onMouseMoveForAxis() {
|
|
|
+ var axis = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'y';
|
|
|
+ this.axis[axis].track.rect = this.axis[axis].track.el.getBoundingClientRect();
|
|
|
+ this.axis[axis].scrollbar.rect = this.axis[axis].scrollbar.el.getBoundingClientRect();
|
|
|
+ var isWithinScrollbarBoundsX = this.isWithinBounds(this.axis[axis].scrollbar.rect);
|
|
|
+
|
|
|
+ if (isWithinScrollbarBoundsX) {
|
|
|
+ this.axis[axis].scrollbar.el.classList.add(this.classNames.hover);
|
|
|
+ } else {
|
|
|
+ this.axis[axis].scrollbar.el.classList.remove(this.classNames.hover);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (this.isWithinBounds(this.axis[axis].track.rect)) {
|
|
|
+ this.showScrollbar(axis);
|
|
|
+ this.axis[axis].track.el.classList.add(this.classNames.hover);
|
|
|
+ } else {
|
|
|
+ this.axis[axis].track.el.classList.remove(this.classNames.hover);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "onMouseLeaveForAxis",
|
|
|
+ value: function onMouseLeaveForAxis() {
|
|
|
+ var axis = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'y';
|
|
|
+ this.axis[axis].track.el.classList.remove(this.classNames.hover);
|
|
|
+ this.axis[axis].scrollbar.el.classList.remove(this.classNames.hover);
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "showScrollbar",
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Show scrollbar
|
|
|
+ */
|
|
|
+ value: function showScrollbar() {
|
|
|
+ var axis = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'y';
|
|
|
+ var scrollbar = this.axis[axis].scrollbar.el;
|
|
|
+
|
|
|
+ if (!this.axis[axis].isVisible) {
|
|
|
+ scrollbar.classList.add(this.classNames.visible);
|
|
|
+ this.axis[axis].isVisible = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (this.options.autoHide) {
|
|
|
+ this.hideScrollbars();
|
|
|
+ }
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Hide Scrollbar
|
|
|
+ */
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "onDragStart",
|
|
|
+
|
|
|
+ /**
|
|
|
+ * on scrollbar handle drag movement starts
|
|
|
+ */
|
|
|
+ value: function onDragStart(e) {
|
|
|
+ var axis = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'y';
|
|
|
+ var scrollbar = this.axis[axis].scrollbar.el; // Measure how far the user's mouse is from the top of the scrollbar drag handle.
|
|
|
+
|
|
|
+ var eventOffset = axis === 'y' ? e.pageY : e.pageX;
|
|
|
+ this.axis[axis].dragOffset = eventOffset - scrollbar.getBoundingClientRect()[this.axis[axis].offsetAttr];
|
|
|
+ this.draggedAxis = axis;
|
|
|
+ document.addEventListener('mousemove', this.drag);
|
|
|
+ document.addEventListener('mouseup', this.onEndDrag);
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Drag scrollbar handle
|
|
|
+ */
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "getScrollElement",
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Getter for original scrolling element
|
|
|
+ */
|
|
|
+ value: function getScrollElement() {
|
|
|
+ return this.contentEl;
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "removeListeners",
|
|
|
+ value: function removeListeners() {
|
|
|
+ // Event listeners
|
|
|
+ if (this.options.autoHide) {
|
|
|
+ this.el.removeEventListener('mouseenter', this.onMouseEnter);
|
|
|
+ }
|
|
|
+
|
|
|
+ this.contentEl.removeEventListener('scroll', this.onScroll);
|
|
|
+ window.removeEventListener('resize', this.onWindowResize);
|
|
|
+ this.mutationObserver && this.mutationObserver.disconnect();
|
|
|
+ this.resizeObserver.disconnect();
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * UnMount mutation observer and delete SimpleBar instance from DOM element
|
|
|
+ */
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "unMount",
|
|
|
+ value: function unMount() {
|
|
|
+ this.removeListeners();
|
|
|
+ this.el.SimpleBar = null;
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Recursively walks up the parent nodes looking for this.el
|
|
|
+ */
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "isChildNode",
|
|
|
+ value: function isChildNode(el) {
|
|
|
+ if (el === null) return false;
|
|
|
+ if (el === this.el) return true;
|
|
|
+ return this.isChildNode(el.parentNode);
|
|
|
+ }
|
|
|
+ /**
|
|
|
+ * Check if mouse is within bounds
|
|
|
+ */
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "isWithinBounds",
|
|
|
+ value: function isWithinBounds(bbox) {
|
|
|
+ return this.mouseX >= bbox.left && this.mouseX <= bbox.left + bbox.width && this.mouseY >= bbox.top && this.mouseY <= bbox.top + bbox.height;
|
|
|
+ }
|
|
|
+ }], [{
|
|
|
+ key: "getRtlHelpers",
|
|
|
+ value: function getRtlHelpers() {
|
|
|
+ var dummyDiv = document.createElement('div');
|
|
|
+ dummyDiv.innerHTML = '<div class="hs-dummy-scrollbar-size"><div style="height: 200%; width: 200%; margin: 10px 0;"></div></div>';
|
|
|
+ var scrollbarDummyEl = dummyDiv.firstElementChild;
|
|
|
+ document.body.appendChild(scrollbarDummyEl);
|
|
|
+ var dummyContainerChild = scrollbarDummyEl.firstElementChild;
|
|
|
+ scrollbarDummyEl.scrollLeft = 0;
|
|
|
+ var dummyContainerOffset = SimpleBar.getOffset(scrollbarDummyEl);
|
|
|
+ var dummyContainerChildOffset = SimpleBar.getOffset(dummyContainerChild);
|
|
|
+ scrollbarDummyEl.scrollLeft = 999;
|
|
|
+ var dummyContainerScrollOffsetAfterScroll = SimpleBar.getOffset(dummyContainerChild);
|
|
|
+ return {
|
|
|
+ // determines if the scrolling is responding with negative values
|
|
|
+ isRtlScrollingInverted: dummyContainerOffset.left !== dummyContainerChildOffset.left && dummyContainerChildOffset.left - dummyContainerScrollOffsetAfterScroll.left !== 0,
|
|
|
+ // determines if the origin scrollbar position is inverted or not (positioned on left or right)
|
|
|
+ isRtlScrollbarInverted: dummyContainerOffset.left !== dummyContainerChildOffset.left
|
|
|
+ };
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "initHtmlApi",
|
|
|
+ value: function initHtmlApi() {
|
|
|
+ this.initDOMLoadedElements = this.initDOMLoadedElements.bind(this); // MutationObserver is IE11+
|
|
|
+
|
|
|
+ if (typeof MutationObserver !== 'undefined') {
|
|
|
+ // Mutation observer to observe dynamically added elements
|
|
|
+ this.globalObserver = new MutationObserver(function (mutations) {
|
|
|
+ mutations.forEach(function (mutation) {
|
|
|
+ Array.from(mutation.addedNodes).forEach(function (addedNode) {
|
|
|
+ if (addedNode.nodeType === 1) {
|
|
|
+ if (addedNode.hasAttribute('data-simplebar')) {
|
|
|
+ !addedNode.SimpleBar && new SimpleBar(addedNode, SimpleBar.getElOptions(addedNode));
|
|
|
+ } else {
|
|
|
+ Array.from(addedNode.querySelectorAll('[data-simplebar]')).forEach(function (el) {
|
|
|
+ !el.SimpleBar && new SimpleBar(el, SimpleBar.getElOptions(el));
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+ Array.from(mutation.removedNodes).forEach(function (removedNode) {
|
|
|
+ if (removedNode.nodeType === 1) {
|
|
|
+ if (removedNode.hasAttribute('data-simplebar')) {
|
|
|
+ removedNode.SimpleBar && removedNode.SimpleBar.unMount();
|
|
|
+ } else {
|
|
|
+ Array.from(removedNode.querySelectorAll('[data-simplebar]')).forEach(function (el) {
|
|
|
+ el.SimpleBar && el.SimpleBar.unMount();
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }
|
|
|
+ });
|
|
|
+ });
|
|
|
+ });
|
|
|
+ this.globalObserver.observe(document, {
|
|
|
+ childList: true,
|
|
|
+ subtree: true
|
|
|
+ });
|
|
|
+ } // Taken from jQuery `ready` function
|
|
|
+ // Instantiate elements already present on the page
|
|
|
+
|
|
|
+
|
|
|
+ if (document.readyState === 'complete' || document.readyState !== 'loading' && !document.documentElement.doScroll) {
|
|
|
+ // Handle it asynchronously to allow scripts the opportunity to delay init
|
|
|
+ window.setTimeout(this.initDOMLoadedElements);
|
|
|
+ } else {
|
|
|
+ document.addEventListener('DOMContentLoaded', this.initDOMLoadedElements);
|
|
|
+ window.addEventListener('load', this.initDOMLoadedElements);
|
|
|
+ }
|
|
|
+ } // Helper function to retrieve options from element attributes
|
|
|
+
|
|
|
+ }, {
|
|
|
+ key: "getElOptions",
|
|
|
+ value: function getElOptions(el) {
|
|
|
+ var options = Array.from(el.attributes).reduce(function (acc, attribute) {
|
|
|
+ var option = attribute.name.match(/data-simplebar-(.+)/);
|
|
|
+
|
|
|
+ if (option) {
|
|
|
+ var key = option[1].replace(/\W+(.)/g, function (x, chr) {
|
|
|
+ return chr.toUpperCase();
|
|
|
+ });
|
|
|
+
|
|
|
+ switch (attribute.value) {
|
|
|
+ case 'true':
|
|
|
+ acc[key] = true;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case 'false':
|
|
|
+ acc[key] = false;
|
|
|
+ break;
|
|
|
+
|
|
|
+ case undefined:
|
|
|
+ acc[key] = true;
|
|
|
+ break;
|
|
|
+
|
|
|
+ default:
|
|
|
+ acc[key] = attribute.value;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return acc;
|
|
|
+ }, {});
|
|
|
+ return options;
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "removeObserver",
|
|
|
+ value: function removeObserver() {
|
|
|
+ this.globalObserver.disconnect();
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "initDOMLoadedElements",
|
|
|
+ value: function initDOMLoadedElements() {
|
|
|
+ document.removeEventListener('DOMContentLoaded', this.initDOMLoadedElements);
|
|
|
+ window.removeEventListener('load', this.initDOMLoadedElements);
|
|
|
+ Array.from(document.querySelectorAll('[data-simplebar]')).forEach(function (el) {
|
|
|
+ if (!el.SimpleBar) new SimpleBar(el, SimpleBar.getElOptions(el));
|
|
|
+ });
|
|
|
+ }
|
|
|
+ }, {
|
|
|
+ key: "getOffset",
|
|
|
+ value: function getOffset(el) {
|
|
|
+ var rect = el.getBoundingClientRect();
|
|
|
+ return {
|
|
|
+ top: rect.top + (window.pageYOffset || document.documentElement.scrollTop),
|
|
|
+ left: rect.left + (window.pageXOffset || document.documentElement.scrollLeft)
|
|
|
+ };
|
|
|
+ }
|
|
|
+ }]);
|
|
|
+
|
|
|
+ return SimpleBar;
|
|
|
+ }();
|
|
|
+ /**
|
|
|
+ * HTML API
|
|
|
+ * Called only in a browser env.
|
|
|
+ */
|
|
|
+
|
|
|
+
|
|
|
+ SimpleBar.defaultOptions = {
|
|
|
+ autoHide: true,
|
|
|
+ forceVisible: false,
|
|
|
+ classNames: {
|
|
|
+ content: 'simplebar-content',
|
|
|
+ offset: 'simplebar-offset',
|
|
|
+ mask: 'simplebar-mask',
|
|
|
+ wrapper: 'simplebar-wrapper',
|
|
|
+ placeholder: 'simplebar-placeholder',
|
|
|
+ scrollbar: 'simplebar-scrollbar',
|
|
|
+ track: 'simplebar-track',
|
|
|
+ heightAutoObserverWrapperEl: 'simplebar-height-auto-observer-wrapper',
|
|
|
+ heightAutoObserverEl: 'simplebar-height-auto-observer',
|
|
|
+ visible: 'simplebar-visible',
|
|
|
+ horizontal: 'simplebar-horizontal',
|
|
|
+ vertical: 'simplebar-vertical',
|
|
|
+ hover: 'simplebar-hover'
|
|
|
+ },
|
|
|
+ scrollbarMinSize: 25,
|
|
|
+ scrollbarMaxSize: 0,
|
|
|
+ timeout: 1000
|
|
|
+ };
|
|
|
+
|
|
|
+ if (canUseDom) {
|
|
|
+ SimpleBar.initHtmlApi();
|
|
|
+ }
|
|
|
+
|
|
|
+ return SimpleBar;
|
|
|
+
|
|
|
+})));
|
