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| 1 | -/******/ (function() { // webpackBootstrap | |
| 2 | -/******/ "use strict"; | |
| 3 | -/******/ // The require scope | |
| 4 | -/******/ var __webpack_require__ = {}; | |
| 5 | -/******/ | |
| 6 | -/************************************************************************/ | |
| 7 | -/******/ /* webpack/runtime/define property getters */ | |
| 8 | -/******/ !function() { | |
| 9 | -/******/ // define getter functions for harmony exports | |
| 10 | -/******/ __webpack_require__.d = function(exports, definition) { | |
| 11 | -/******/ for(var key in definition) { | |
| 12 | -/******/ if(__webpack_require__.o(definition, key) && !__webpack_require__.o(exports, key)) { | |
| 13 | -/******/ Object.defineProperty(exports, key, { enumerable: true, get: definition[key] }); | |
| 14 | -/******/ } | |
| 15 | -/******/ } | |
| 16 | -/******/ }; | |
| 17 | -/******/ }(); | |
| 18 | -/******/ | |
| 19 | -/******/ /* webpack/runtime/hasOwnProperty shorthand */ | |
| 20 | -/******/ !function() { | |
| 21 | -/******/ __webpack_require__.o = function(obj, prop) { return Object.prototype.hasOwnProperty.call(obj, prop); } | |
| 22 | -/******/ }(); | |
| 23 | -/******/ | |
| 24 | -/******/ /* webpack/runtime/make namespace object */ | |
| 25 | -/******/ !function() { | |
| 26 | -/******/ // define __esModule on exports | |
| 27 | -/******/ __webpack_require__.r = function(exports) { | |
| 28 | -/******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { | |
| 29 | -/******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); | |
| 30 | -/******/ } | |
| 31 | -/******/ Object.defineProperty(exports, '__esModule', { value: true }); | |
| 32 | -/******/ }; | |
| 33 | -/******/ }(); | |
| 34 | -/******/ | |
| 35 | -/************************************************************************/ | |
| 36 | -var __webpack_exports__ = {}; | |
| 37 | -// ESM COMPAT FLAG | |
| 38 | -__webpack_require__.r(__webpack_exports__); | |
| 39 | - | |
| 40 | -// EXPORTS | |
| 41 | -__webpack_require__.d(__webpack_exports__, { | |
| 42 | - "createQueue": function() { return /* binding */ createQueue; } | |
| 43 | -}); | |
| 44 | - | |
| 45 | -;// CONCATENATED MODULE: ./packages/priority-queue/build-module/request-idle-callback.js | |
| 46 | -/** | |
| 47 | - * @typedef {( timeOrDeadline: IdleDeadline | number ) => void} Callback | |
| 48 | - */ | |
| 49 | - | |
| 50 | -/** | |
| 51 | - * @return {(callback: Callback) => void} RequestIdleCallback | |
| 52 | - */ | |
| 53 | -function createRequestIdleCallback() { | |
| 54 | - if (typeof window === 'undefined') { | |
| 55 | - return callback => { | |
| 56 | - setTimeout(() => callback(Date.now()), 0); | |
| 57 | - }; | |
| 58 | - } | |
| 59 | - | |
| 60 | - return window.requestIdleCallback || window.requestAnimationFrame; | |
| 61 | -} | |
| 62 | -/* harmony default export */ var request_idle_callback = (createRequestIdleCallback()); | |
| 63 | -//# sourceMappingURL=request-idle-callback.js.map | |
| 64 | -;// CONCATENATED MODULE: ./packages/priority-queue/build-module/index.js | |
| 65 | -/** | |
| 66 | - * Internal dependencies | |
| 67 | - */ | |
| 68 | - | |
| 69 | -/** | |
| 70 | - * Enqueued callback to invoke once idle time permits. | |
| 71 | - * | |
| 72 | - * @typedef {()=>void} WPPriorityQueueCallback | |
| 73 | - */ | |
| 74 | - | |
| 75 | -/** | |
| 76 | - * An object used to associate callbacks in a particular context grouping. | |
| 77 | - * | |
| 78 | - * @typedef {{}} WPPriorityQueueContext | |
| 79 | - */ | |
| 80 | - | |
| 81 | -/** | |
| 82 | - * Function to add callback to priority queue. | |
| 83 | - * | |
| 84 | - * @typedef {(element:WPPriorityQueueContext,item:WPPriorityQueueCallback)=>void} WPPriorityQueueAdd | |
| 85 | - */ | |
| 86 | - | |
| 87 | -/** | |
| 88 | - * Function to flush callbacks from priority queue. | |
| 89 | - * | |
| 90 | - * @typedef {(element:WPPriorityQueueContext)=>boolean} WPPriorityQueueFlush | |
| 91 | - */ | |
| 92 | - | |
| 93 | -/** | |
| 94 | - * Reset the queue. | |
| 95 | - * | |
| 96 | - * @typedef {()=>void} WPPriorityQueueReset | |
| 97 | - */ | |
| 98 | - | |
| 99 | -/** | |
| 100 | - * Priority queue instance. | |
| 101 | - * | |
| 102 | - * @typedef {Object} WPPriorityQueue | |
| 103 | - * | |
| 104 | - * @property {WPPriorityQueueAdd} add Add callback to queue for context. | |
| 105 | - * @property {WPPriorityQueueFlush} flush Flush queue for context. | |
| 106 | - * @property {WPPriorityQueueReset} reset Reset queue. | |
| 107 | - */ | |
| 108 | - | |
| 109 | -/** | |
| 110 | - * Creates a context-aware queue that only executes | |
| 111 | - * the last task of a given context. | |
| 112 | - * | |
| 113 | - * @example | |
| 114 | - *```js | |
| 115 | - * import { createQueue } from '@wordpress/priority-queue'; | |
| 116 | - * | |
| 117 | - * const queue = createQueue(); | |
| 118 | - * | |
| 119 | - * // Context objects. | |
| 120 | - * const ctx1 = {}; | |
| 121 | - * const ctx2 = {}; | |
| 122 | - * | |
| 123 | - * // For a given context in the queue, only the last callback is executed. | |
| 124 | - * queue.add( ctx1, () => console.log( 'This will be printed first' ) ); | |
| 125 | - * queue.add( ctx2, () => console.log( 'This won\'t be printed' ) ); | |
| 126 | - * queue.add( ctx2, () => console.log( 'This will be printed second' ) ); | |
| 127 | - *``` | |
| 128 | - * | |
| 129 | - * @return {WPPriorityQueue} Queue object with `add`, `flush` and `reset` methods. | |
| 130 | - */ | |
| 131 | - | |
| 132 | -const createQueue = () => { | |
| 133 | - /** @type {WPPriorityQueueContext[]} */ | |
| 134 | - let waitingList = []; | |
| 135 | - /** @type {WeakMap<WPPriorityQueueContext,WPPriorityQueueCallback>} */ | |
| 136 | - | |
| 137 | - let elementsMap = new WeakMap(); | |
| 138 | - let isRunning = false; | |
| 139 | - /** | |
| 140 | - * Callback to process as much queue as time permits. | |
| 141 | - * | |
| 142 | - * @param {IdleDeadline|number} deadline Idle callback deadline object, or | |
| 143 | - * animation frame timestamp. | |
| 144 | - */ | |
| 145 | - | |
| 146 | - const runWaitingList = deadline => { | |
| 147 | - const hasTimeRemaining = typeof deadline === 'number' ? () => false : () => deadline.timeRemaining() > 0; | |
| 148 | - | |
| 149 | - do { | |
| 150 | - if (waitingList.length === 0) { | |
| 151 | - isRunning = false; | |
| 152 | - return; | |
| 153 | - } | |
| 154 | - | |
| 155 | - const nextElement = | |
| 156 | - /** @type {WPPriorityQueueContext} */ | |
| 157 | - waitingList.shift(); | |
| 158 | - const callback = | |
| 159 | - /** @type {WPPriorityQueueCallback} */ | |
| 160 | - elementsMap.get(nextElement); // If errors with undefined callbacks are encountered double check that all of your useSelect calls | |
| 161 | - // have all dependecies set correctly in second parameter. Missing dependencies can cause unexpected | |
| 162 | - // loops and race conditions in the queue. | |
| 163 | - | |
| 164 | - callback(); | |
| 165 | - elementsMap.delete(nextElement); | |
| 166 | - } while (hasTimeRemaining()); | |
| 167 | - | |
| 168 | - request_idle_callback(runWaitingList); | |
| 169 | - }; | |
| 170 | - /** | |
| 171 | - * Add a callback to the queue for a given context. | |
| 172 | - * | |
| 173 | - * @type {WPPriorityQueueAdd} | |
| 174 | - * | |
| 175 | - * @param {WPPriorityQueueContext} element Context object. | |
| 176 | - * @param {WPPriorityQueueCallback} item Callback function. | |
| 177 | - */ | |
| 178 | - | |
| 179 | - | |
| 180 | - const add = (element, item) => { | |
| 181 | - if (!elementsMap.has(element)) { | |
| 182 | - waitingList.push(element); | |
| 183 | - } | |
| 184 | - | |
| 185 | - elementsMap.set(element, item); | |
| 186 | - | |
| 187 | - if (!isRunning) { | |
| 188 | - isRunning = true; | |
| 189 | - request_idle_callback(runWaitingList); | |
| 190 | - } | |
| 191 | - }; | |
| 192 | - /** | |
| 193 | - * Flushes queue for a given context, returning true if the flush was | |
| 194 | - * performed, or false if there is no queue for the given context. | |
| 195 | - * | |
| 196 | - * @type {WPPriorityQueueFlush} | |
| 197 | - * | |
| 198 | - * @param {WPPriorityQueueContext} element Context object. | |
| 199 | - * | |
| 200 | - * @return {boolean} Whether flush was performed. | |
| 201 | - */ | |
| 202 | - | |
| 203 | - | |
| 204 | - const flush = element => { | |
| 205 | - if (!elementsMap.has(element)) { | |
| 206 | - return false; | |
| 207 | - } | |
| 208 | - | |
| 209 | - const index = waitingList.indexOf(element); | |
| 210 | - waitingList.splice(index, 1); | |
| 211 | - const callback = | |
| 212 | - /** @type {WPPriorityQueueCallback} */ | |
| 213 | - elementsMap.get(element); | |
| 214 | - elementsMap.delete(element); | |
| 215 | - callback(); | |
| 216 | - return true; | |
| 217 | - }; | |
| 218 | - /** | |
| 219 | - * Reset the queue without running the pending callbacks. | |
| 220 | - * | |
| 221 | - * @type {WPPriorityQueueReset} | |
| 222 | - */ | |
| 223 | - | |
| 224 | - | |
| 225 | - const reset = () => { | |
| 226 | - waitingList = []; | |
| 227 | - elementsMap = new WeakMap(); | |
| 228 | - isRunning = false; | |
| 229 | - }; | |
| 230 | - | |
| 231 | - return { | |
| 232 | - add, | |
| 233 | - flush, | |
| 234 | - reset | |
| 235 | - }; | |
| 236 | -}; | |
| 237 | -//# sourceMappingURL=index.js.map | |
| 238 | -(window.wp = window.wp || {}).priorityQueue = __webpack_exports__; | |
| 239 | -/******/ })() | |
| 240 | -; | |
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