UNPKG

vite-pages-theme-doc

Version:
1,435 lines (1,390 loc) 1.73 MB
import './index.css'; import * as React from 'react'; import React__default, { createContext as createContext$1, useContext as useContext$1, useRef, useLayoutEffect as useLayoutEffect$2, useEffect, createRef, forwardRef, useMemo as useMemo$1, useState, Children, useCallback, useImperativeHandle, cloneElement as cloneElement$1, isValidElement as isValidElement$1, createElement } from 'react'; import { Link, useNavigate, useLocation, matchPath, NavLink } from 'react-router-dom'; import { _ as _typeof$1, u as useMemo, a as _classCallCheck, b as _createClass, c as _objectSpread2$1, w as warning$4, d as _extends$2, e as _toConsumableArray, f as _defineProperty$1, g as _arrayWithHoles, h as _iterableToArray, i as _unsupportedIterableToArray, j as _nonIterableRest, k as warningOnce, r as resetWarned, l as canUseDom, m as _slicedToArray, n as useStyleRegister, o as createTheme$1, p as useCacheToken, q as updateCSS, s as isEqual, t as _objectWithoutProperties$1, v as removeCSS, x as noteOnce, y as getComputedToken } from './legacyLogicalProperties-39uDlX8I.js'; import * as ReactDOM from 'react-dom'; import ReactDOM__default, { createPortal, unstable_batchedUpdates, flushSync } from 'react-dom'; import { MDXProvider } from '@mdx-js/react'; function _extends$1() { _extends$1 = Object.assign ? Object.assign.bind() : function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends$1.apply(this, arguments); } // this module exists so that users or themes can import utils from it: // import { useStaticData } from "vite-plugin-react-pages/client" // This module can be imported by theme. So: // - This module can't import vite-pages core. Otherwise vite will try to optimize vite-pages core during dev (when theme been optimized or built). // - This module can be duplicated (due to dep optimization, or built step of themes) and been executed multiple times // access globalThis['__vite_pages_use_static_data'] lazily const useStaticData = (...params) => { const actualUseStaticData = globalThis['__vite_pages_use_static_data']; return actualUseStaticData(...params); }; const useAllPagesOutlines = (...params) => { const actualHook = globalThis['__vite_pages_use_all_pages_outlines']; return actualHook(...params); }; const IS_SSR = process.env.VITE_PAGES_IS_SSR === 'true'; /** * With ssr plugins, users can hook into the ssr process. * * For example, you can extract style from css-in-js tools to render it in ssr output(HTML): * https://ant.design/docs/react/customize-theme#server-side-render-ssr * * Register ssr plugin with dynamic import function, * so that your ssr code will not increase client bundle size. */ function registerSSRPlugin(importSSRPlugin) { const impl = globalThis['register_vite_pages_ssr_plugin']; return impl === null || impl === void 0 ? void 0 : impl(importSSRPlugin); } function _setPrototypeOf$1(o, p) { _setPrototypeOf$1 = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf$1(o, p); } function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf$1(subClass, superClass); } function _getPrototypeOf$1(o) { _getPrototypeOf$1 = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf$1(o); } function _isNativeReflectConstruct$1() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } } function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; } function _possibleConstructorReturn(self, call) { if (call && (_typeof$1(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); } function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct$1(); return function _createSuperInternal() { var Super = _getPrototypeOf$1(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf$1(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; } function getDefaultExportFromCjs (x) { return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x; } var classnames = {exports: {}}; /*! Copyright (c) 2018 Jed Watson. Licensed under the MIT License (MIT), see http://jedwatson.github.io/classnames */ (function (module) { /* global define */ (function () { var hasOwn = {}.hasOwnProperty; function classNames() { var classes = []; for (var i = 0; i < arguments.length; i++) { var arg = arguments[i]; if (!arg) continue; var argType = typeof arg; if (argType === 'string' || argType === 'number') { classes.push(arg); } else if (Array.isArray(arg)) { if (arg.length) { var inner = classNames.apply(null, arg); if (inner) { classes.push(inner); } } } else if (argType === 'object') { if (arg.toString !== Object.prototype.toString && !arg.toString.toString().includes('[native code]')) { classes.push(arg.toString()); continue; } for (var key in arg) { if (hasOwn.call(arg, key) && arg[key]) { classes.push(key); } } } } return classes.join(' '); } if (module.exports) { classNames.default = classNames; module.exports = classNames; } else { window.classNames = classNames; } })(); })(classnames); var classnamesExports = classnames.exports; var classNames = /*@__PURE__*/getDefaultExportFromCjs(classnamesExports); var reactIs = {exports: {}}; var reactIs_production_min = {}; /** @license React v16.13.1 * react-is.production.min.js * * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ var hasRequiredReactIs_production_min; function requireReactIs_production_min() { if (hasRequiredReactIs_production_min) return reactIs_production_min; hasRequiredReactIs_production_min = 1; var b = "function" === typeof Symbol && Symbol.for, c = b ? Symbol.for("react.element") : 60103, d = b ? Symbol.for("react.portal") : 60106, e = b ? Symbol.for("react.fragment") : 60107, f = b ? Symbol.for("react.strict_mode") : 60108, g = b ? Symbol.for("react.profiler") : 60114, h = b ? Symbol.for("react.provider") : 60109, k = b ? Symbol.for("react.context") : 60110, l = b ? Symbol.for("react.async_mode") : 60111, m = b ? Symbol.for("react.concurrent_mode") : 60111, n = b ? Symbol.for("react.forward_ref") : 60112, p = b ? Symbol.for("react.suspense") : 60113, q = b ? Symbol.for("react.suspense_list") : 60120, r = b ? Symbol.for("react.memo") : 60115, t = b ? Symbol.for("react.lazy") : 60116, v = b ? Symbol.for("react.block") : 60121, w = b ? Symbol.for("react.fundamental") : 60117, x = b ? Symbol.for("react.responder") : 60118, y = b ? Symbol.for("react.scope") : 60119; function z(a) { if ("object" === typeof a && null !== a) { var u = a.$$typeof; switch (u) { case c: switch (a = a.type, a) { case l: case m: case e: case g: case f: case p: return a; default: switch (a = a && a.$$typeof, a) { case k: case n: case t: case r: case h: return a; default: return u; } } case d: return u; } } } function A(a) { return z(a) === m; } reactIs_production_min.AsyncMode = l; reactIs_production_min.ConcurrentMode = m; reactIs_production_min.ContextConsumer = k; reactIs_production_min.ContextProvider = h; reactIs_production_min.Element = c; reactIs_production_min.ForwardRef = n; reactIs_production_min.Fragment = e; reactIs_production_min.Lazy = t; reactIs_production_min.Memo = r; reactIs_production_min.Portal = d; reactIs_production_min.Profiler = g; reactIs_production_min.StrictMode = f; reactIs_production_min.Suspense = p; reactIs_production_min.isAsyncMode = function (a) { return A(a) || z(a) === l; }; reactIs_production_min.isConcurrentMode = A; reactIs_production_min.isContextConsumer = function (a) { return z(a) === k; }; reactIs_production_min.isContextProvider = function (a) { return z(a) === h; }; reactIs_production_min.isElement = function (a) { return "object" === typeof a && null !== a && a.$$typeof === c; }; reactIs_production_min.isForwardRef = function (a) { return z(a) === n; }; reactIs_production_min.isFragment = function (a) { return z(a) === e; }; reactIs_production_min.isLazy = function (a) { return z(a) === t; }; reactIs_production_min.isMemo = function (a) { return z(a) === r; }; reactIs_production_min.isPortal = function (a) { return z(a) === d; }; reactIs_production_min.isProfiler = function (a) { return z(a) === g; }; reactIs_production_min.isStrictMode = function (a) { return z(a) === f; }; reactIs_production_min.isSuspense = function (a) { return z(a) === p; }; reactIs_production_min.isValidElementType = function (a) { return "string" === typeof a || "function" === typeof a || a === e || a === m || a === g || a === f || a === p || a === q || "object" === typeof a && null !== a && (a.$$typeof === t || a.$$typeof === r || a.$$typeof === h || a.$$typeof === k || a.$$typeof === n || a.$$typeof === w || a.$$typeof === x || a.$$typeof === y || a.$$typeof === v); }; reactIs_production_min.typeOf = z; return reactIs_production_min; } var reactIs_development = {}; /** @license React v16.13.1 * react-is.development.js * * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ var hasRequiredReactIs_development; function requireReactIs_development() { if (hasRequiredReactIs_development) return reactIs_development; hasRequiredReactIs_development = 1; if (process.env.NODE_ENV !== "production") { (function () { // The Symbol used to tag the ReactElement-like types. If there is no native Symbol // nor polyfill, then a plain number is used for performance. var hasSymbol = typeof Symbol === 'function' && Symbol.for; var REACT_ELEMENT_TYPE = hasSymbol ? Symbol.for('react.element') : 0xeac7; var REACT_PORTAL_TYPE = hasSymbol ? Symbol.for('react.portal') : 0xeaca; var REACT_FRAGMENT_TYPE = hasSymbol ? Symbol.for('react.fragment') : 0xeacb; var REACT_STRICT_MODE_TYPE = hasSymbol ? Symbol.for('react.strict_mode') : 0xeacc; var REACT_PROFILER_TYPE = hasSymbol ? Symbol.for('react.profiler') : 0xead2; var REACT_PROVIDER_TYPE = hasSymbol ? Symbol.for('react.provider') : 0xeacd; var REACT_CONTEXT_TYPE = hasSymbol ? Symbol.for('react.context') : 0xeace; // TODO: We don't use AsyncMode or ConcurrentMode anymore. They were temporary // (unstable) APIs that have been removed. Can we remove the symbols? var REACT_ASYNC_MODE_TYPE = hasSymbol ? Symbol.for('react.async_mode') : 0xeacf; var REACT_CONCURRENT_MODE_TYPE = hasSymbol ? Symbol.for('react.concurrent_mode') : 0xeacf; var REACT_FORWARD_REF_TYPE = hasSymbol ? Symbol.for('react.forward_ref') : 0xead0; var REACT_SUSPENSE_TYPE = hasSymbol ? Symbol.for('react.suspense') : 0xead1; var REACT_SUSPENSE_LIST_TYPE = hasSymbol ? Symbol.for('react.suspense_list') : 0xead8; var REACT_MEMO_TYPE = hasSymbol ? Symbol.for('react.memo') : 0xead3; var REACT_LAZY_TYPE = hasSymbol ? Symbol.for('react.lazy') : 0xead4; var REACT_BLOCK_TYPE = hasSymbol ? Symbol.for('react.block') : 0xead9; var REACT_FUNDAMENTAL_TYPE = hasSymbol ? Symbol.for('react.fundamental') : 0xead5; var REACT_RESPONDER_TYPE = hasSymbol ? Symbol.for('react.responder') : 0xead6; var REACT_SCOPE_TYPE = hasSymbol ? Symbol.for('react.scope') : 0xead7; function isValidElementType(type) { return typeof type === 'string' || typeof type === 'function' || // Note: its typeof might be other than 'symbol' or 'number' if it's a polyfill. type === REACT_FRAGMENT_TYPE || type === REACT_CONCURRENT_MODE_TYPE || type === REACT_PROFILER_TYPE || type === REACT_STRICT_MODE_TYPE || type === REACT_SUSPENSE_TYPE || type === REACT_SUSPENSE_LIST_TYPE || typeof type === 'object' && type !== null && (type.$$typeof === REACT_LAZY_TYPE || type.$$typeof === REACT_MEMO_TYPE || type.$$typeof === REACT_PROVIDER_TYPE || type.$$typeof === REACT_CONTEXT_TYPE || type.$$typeof === REACT_FORWARD_REF_TYPE || type.$$typeof === REACT_FUNDAMENTAL_TYPE || type.$$typeof === REACT_RESPONDER_TYPE || type.$$typeof === REACT_SCOPE_TYPE || type.$$typeof === REACT_BLOCK_TYPE); } function typeOf(object) { if (typeof object === 'object' && object !== null) { var $$typeof = object.$$typeof; switch ($$typeof) { case REACT_ELEMENT_TYPE: var type = object.type; switch (type) { case REACT_ASYNC_MODE_TYPE: case REACT_CONCURRENT_MODE_TYPE: case REACT_FRAGMENT_TYPE: case REACT_PROFILER_TYPE: case REACT_STRICT_MODE_TYPE: case REACT_SUSPENSE_TYPE: return type; default: var $$typeofType = type && type.$$typeof; switch ($$typeofType) { case REACT_CONTEXT_TYPE: case REACT_FORWARD_REF_TYPE: case REACT_LAZY_TYPE: case REACT_MEMO_TYPE: case REACT_PROVIDER_TYPE: return $$typeofType; default: return $$typeof; } } case REACT_PORTAL_TYPE: return $$typeof; } } return undefined; } // AsyncMode is deprecated along with isAsyncMode var AsyncMode = REACT_ASYNC_MODE_TYPE; var ConcurrentMode = REACT_CONCURRENT_MODE_TYPE; var ContextConsumer = REACT_CONTEXT_TYPE; var ContextProvider = REACT_PROVIDER_TYPE; var Element = REACT_ELEMENT_TYPE; var ForwardRef = REACT_FORWARD_REF_TYPE; var Fragment = REACT_FRAGMENT_TYPE; var Lazy = REACT_LAZY_TYPE; var Memo = REACT_MEMO_TYPE; var Portal = REACT_PORTAL_TYPE; var Profiler = REACT_PROFILER_TYPE; var StrictMode = REACT_STRICT_MODE_TYPE; var Suspense = REACT_SUSPENSE_TYPE; var hasWarnedAboutDeprecatedIsAsyncMode = false; // AsyncMode should be deprecated function isAsyncMode(object) { { if (!hasWarnedAboutDeprecatedIsAsyncMode) { hasWarnedAboutDeprecatedIsAsyncMode = true; // Using console['warn'] to evade Babel and ESLint console['warn']('The ReactIs.isAsyncMode() alias has been deprecated, ' + 'and will be removed in React 17+. Update your code to use ' + 'ReactIs.isConcurrentMode() instead. It has the exact same API.'); } } return isConcurrentMode(object) || typeOf(object) === REACT_ASYNC_MODE_TYPE; } function isConcurrentMode(object) { return typeOf(object) === REACT_CONCURRENT_MODE_TYPE; } function isContextConsumer(object) { return typeOf(object) === REACT_CONTEXT_TYPE; } function isContextProvider(object) { return typeOf(object) === REACT_PROVIDER_TYPE; } function isElement(object) { return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE; } function isForwardRef(object) { return typeOf(object) === REACT_FORWARD_REF_TYPE; } function isFragment(object) { return typeOf(object) === REACT_FRAGMENT_TYPE; } function isLazy(object) { return typeOf(object) === REACT_LAZY_TYPE; } function isMemo(object) { return typeOf(object) === REACT_MEMO_TYPE; } function isPortal(object) { return typeOf(object) === REACT_PORTAL_TYPE; } function isProfiler(object) { return typeOf(object) === REACT_PROFILER_TYPE; } function isStrictMode(object) { return typeOf(object) === REACT_STRICT_MODE_TYPE; } function isSuspense(object) { return typeOf(object) === REACT_SUSPENSE_TYPE; } reactIs_development.AsyncMode = AsyncMode; reactIs_development.ConcurrentMode = ConcurrentMode; reactIs_development.ContextConsumer = ContextConsumer; reactIs_development.ContextProvider = ContextProvider; reactIs_development.Element = Element; reactIs_development.ForwardRef = ForwardRef; reactIs_development.Fragment = Fragment; reactIs_development.Lazy = Lazy; reactIs_development.Memo = Memo; reactIs_development.Portal = Portal; reactIs_development.Profiler = Profiler; reactIs_development.StrictMode = StrictMode; reactIs_development.Suspense = Suspense; reactIs_development.isAsyncMode = isAsyncMode; reactIs_development.isConcurrentMode = isConcurrentMode; reactIs_development.isContextConsumer = isContextConsumer; reactIs_development.isContextProvider = isContextProvider; reactIs_development.isElement = isElement; reactIs_development.isForwardRef = isForwardRef; reactIs_development.isFragment = isFragment; reactIs_development.isLazy = isLazy; reactIs_development.isMemo = isMemo; reactIs_development.isPortal = isPortal; reactIs_development.isProfiler = isProfiler; reactIs_development.isStrictMode = isStrictMode; reactIs_development.isSuspense = isSuspense; reactIs_development.isValidElementType = isValidElementType; reactIs_development.typeOf = typeOf; })(); } return reactIs_development; } if (process.env.NODE_ENV === 'production') { reactIs.exports = requireReactIs_production_min(); } else { reactIs.exports = requireReactIs_development(); } var reactIsExports = reactIs.exports; function toArray$4(children) { var option = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; var ret = []; React__default.Children.forEach(children, function (child) { if ((child === undefined || child === null) && !option.keepEmpty) { return; } if (Array.isArray(child)) { ret = ret.concat(toArray$4(child)); } else if (reactIsExports.isFragment(child) && child.props) { ret = ret.concat(toArray$4(child.props.children, option)); } else { ret.push(child); } }); return ret; } function fillRef(ref, node) { if (typeof ref === 'function') { ref(node); } else if (_typeof$1(ref) === 'object' && ref && 'current' in ref) { ref.current = node; } } /** * Merge refs into one ref function to support ref passing. */ function composeRef() { for (var _len = arguments.length, refs = new Array(_len), _key = 0; _key < _len; _key++) { refs[_key] = arguments[_key]; } var refList = refs.filter(function (ref) { return ref; }); if (refList.length <= 1) { return refList[0]; } return function (node) { refs.forEach(function (ref) { fillRef(ref, node); }); }; } function useComposeRef() { for (var _len2 = arguments.length, refs = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { refs[_key2] = arguments[_key2]; } return useMemo(function () { return composeRef.apply(void 0, refs); }, refs, function (prev, next) { return prev.length === next.length && prev.every(function (ref, i) { return ref === next[i]; }); }); } function supportRef(nodeOrComponent) { var _type$prototype, _nodeOrComponent$prot; var type = reactIsExports.isMemo(nodeOrComponent) ? nodeOrComponent.type.type : nodeOrComponent.type; // Function component node if (typeof type === 'function' && !((_type$prototype = type.prototype) !== null && _type$prototype !== void 0 && _type$prototype.render)) { return false; } // Class component if (typeof nodeOrComponent === 'function' && !((_nodeOrComponent$prot = nodeOrComponent.prototype) !== null && _nodeOrComponent$prot !== void 0 && _nodeOrComponent$prot.render)) { return false; } return true; } /* eslint-enable */ function isDOM(node) { // https://developer.mozilla.org/en-US/docs/Web/API/Element // Since XULElement is also subclass of Element, we only need HTMLElement and SVGElement return node instanceof HTMLElement || node instanceof SVGElement; } /** * Return if a node is a DOM node. Else will return by `findDOMNode` */ function findDOMNode(node) { if (isDOM(node)) { return node; } if (node instanceof React__default.Component) { return ReactDOM__default.findDOMNode(node); } return null; } /** * 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 /** @class */function () { function class_1() { this.__entries__ = []; } Object.defineProperty(class_1.prototype, "size", { /** * @returns {boolean} */ get: function () { return this.__entries__.length; }, enumerable: true, configurable: true }); /** * @param {*} key * @returns {*} */ class_1.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} */ class_1.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} */ class_1.prototype.delete = function (key) { var entries = this.__entries__; var index = getIndex(entries, key); if (~index) { entries.splice(index, 1); } }; /** * @param {*} key * @returns {void} */ class_1.prototype.has = function (key) { return !!~getIndex(this.__entries__, key); }; /** * @returns {void} */ class_1.prototype.clear = function () { this.__entries__.splice(0); }; /** * @param {Function} callback * @param {*} [ctx=null] * @returns {void} */ class_1.prototype.forEach = function (callback, ctx) { if (ctx === void 0) { ctx = null; } for (var _i = 0, _a = this.__entries__; _i < _a.length; _i++) { var entry = _a[_i]; callback.call(ctx, entry[1], entry[0]); } }; return class_1; }(); }(); /** * 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} */ function throttle$1(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 = /** @class */function () { /** * Creates a new instance of ResizeObserverController. * * @private */ function ResizeObserverController() { /** * Indicates whether DOM listeners have been added. * * @private {boolean} */ this.connected_ = false; /** * Tells that controller has subscribed for Mutation Events. * * @private {boolean} */ this.mutationEventsAdded_ = false; /** * Keeps reference to the instance of MutationObserver. * * @private {MutationObserver} */ this.mutationsObserver_ = null; /** * A list of connected observers. * * @private {Array<ResizeObserverSPI>} */ 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} */ 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 (_a) { var _b = _a.propertyName, propertyName = _b === void 0 ? '' : _b; // 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_; }; /** * Holds reference to the controller's instance. * * @private {ResizeObserverController} */ ResizeObserverController.instance_ = null; return ResizeObserverController; }(); /** * 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, _a = Object.keys(props); _i < _a.length; _i++) { var key = _a[_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 = []; for (var _i = 1; _i < arguments.length; _i++) { positions[_i - 1] = arguments[_i]; } 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, positions_1 = positions; _i < positions_1.length; _i++) { var position = positions_1[_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, 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(_a) { var x = _a.x, y = _a.y, width = _a.width, height = _a.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 = /** @class */function () { /** * Creates an instance of ResizeObservation. * * @param {Element} target - Element to be observed. */ function ResizeObservation(target) { /** * Broadcasted width of content rectangle. * * @type {number} */ this.broadcastWidth = 0; /** * Broadcasted height of content rectangle. * * @type {number} */ this.broadcastHeight = 0; /** * Reference to the last observed content rectangle. * * @private {DOMRectInit} */ 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} */ 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; }; return ResizeObservation; }(); var ResizeObserverEntry = /** @class */function () { /** * Creates an instance of ResizeObserverEntry. * * @param {Element} target - Element that is being observed. * @param {DOMRectInit} rectInit - Data of the element's content rectangle. */ function ResizeObserverEntry(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 }); } return ResizeObserverEntry; }(); var ResizeObserverSPI = /** @class */function () { /** * Creates a new instance of ResizeObserver. * * @param {ResizeObserverCallback} callback - Callback function that is invoked * when one of the observed elements changes it's content dimensions. * @param {ResizeObserverController} controller - Controller instance which * is responsible for the updates of observer. * @param {ResizeObserver} callbackCtx - Reference to the public * ResizeObserver instance which will be passed to callback function. */ function ResizeObserverSPI(callback, controller, callbackCtx) { /** * Collection of resize observations that have detected changes in dimensions * of elements. * * @private {Array<ResizeObservation>} */ this.activeObservations_ = []; /** * Registry of the ResizeObservation instances. * * @private {Map<Element, ResizeObservation>} */ 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} */ 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_.removeOb