/home/mrjunejune/zenbu: third_party/bun/node_modules/scheduler/cjs/scheduler.development.js annotate

annotate third_party/bun/node_modules/scheduler/cjs/scheduler.development.js @ 103:f6d2f2eaaf84

Removed unneeded files.

author	June Park <parkjune1995@gmail.com>
date	Sat, 03 Jan 2026 10:10:40 -0800
parents	de54585a40f1
children

rev	line source
12 de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	1 /**
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	2 * @license React
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	3 * scheduler.development.js
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	4 *
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	5 * Copyright (c) Facebook, Inc. and its affiliates.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	6 *
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	7 * This source code is licensed under the MIT license found in the
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	8 * LICENSE file in the root directory of this source tree.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	9 */
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	10
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	11 'use strict';
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	12
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	13 if (process.env.NODE_ENV !== "production") {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	14 (function() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	15
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	16 'use strict';
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	17
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	18 /* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	19 if (
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	20 typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ !== 'undefined' &&
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	21 typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart ===
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	22 'function'
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	23 ) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	24 __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart(new Error());
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	25 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	26 var enableSchedulerDebugging = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	27 var enableProfiling = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	28 var frameYieldMs = 5;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	29
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	30 function push(heap, node) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	31 var index = heap.length;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	32 heap.push(node);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	33 siftUp(heap, node, index);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	34 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	35 function peek(heap) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	36 return heap.length === 0 ? null : heap[0];
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	37 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	38 function pop(heap) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	39 if (heap.length === 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	40 return null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	41 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	42
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	43 var first = heap[0];
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	44 var last = heap.pop();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	45
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	46 if (last !== first) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	47 heap[0] = last;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	48 siftDown(heap, last, 0);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	49 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	50
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	51 return first;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	52 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	53
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	54 function siftUp(heap, node, i) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	55 var index = i;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	56
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	57 while (index > 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	58 var parentIndex = index - 1 >>> 1;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	59 var parent = heap[parentIndex];
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	60
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	61 if (compare(parent, node) > 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	62 // The parent is larger. Swap positions.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	63 heap[parentIndex] = node;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	64 heap[index] = parent;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	65 index = parentIndex;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	66 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	67 // The parent is smaller. Exit.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	68 return;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	69 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	70 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	71 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	72
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	73 function siftDown(heap, node, i) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	74 var index = i;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	75 var length = heap.length;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	76 var halfLength = length >>> 1;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	77
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	78 while (index < halfLength) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	79 var leftIndex = (index + 1) * 2 - 1;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	80 var left = heap[leftIndex];
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	81 var rightIndex = leftIndex + 1;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	82 var right = heap[rightIndex]; // If the left or right node is smaller, swap with the smaller of those.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	83
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	84 if (compare(left, node) < 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	85 if (rightIndex < length && compare(right, left) < 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	86 heap[index] = right;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	87 heap[rightIndex] = node;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	88 index = rightIndex;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	89 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	90 heap[index] = left;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	91 heap[leftIndex] = node;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	92 index = leftIndex;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	93 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	94 } else if (rightIndex < length && compare(right, node) < 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	95 heap[index] = right;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	96 heap[rightIndex] = node;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	97 index = rightIndex;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	98 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	99 // Neither child is smaller. Exit.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	100 return;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	101 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	102 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	103 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	104
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	105 function compare(a, b) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	106 // Compare sort index first, then task id.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	107 var diff = a.sortIndex - b.sortIndex;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	108 return diff !== 0 ? diff : a.id - b.id;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	109 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	110
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	111 // TODO: Use symbols?
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	112 var ImmediatePriority = 1;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	113 var UserBlockingPriority = 2;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	114 var NormalPriority = 3;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	115 var LowPriority = 4;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	116 var IdlePriority = 5;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	117
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	118 function markTaskErrored(task, ms) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	119 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	120
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	121 /* eslint-disable no-var */
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	122
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	123 var hasPerformanceNow = typeof performance === 'object' && typeof performance.now === 'function';
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	124
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	125 if (hasPerformanceNow) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	126 var localPerformance = performance;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	127
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	128 exports.unstable_now = function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	129 return localPerformance.now();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	130 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	131 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	132 var localDate = Date;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	133 var initialTime = localDate.now();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	134
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	135 exports.unstable_now = function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	136 return localDate.now() - initialTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	137 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	138 } // Max 31 bit integer. The max integer size in V8 for 32-bit systems.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	139 // Math.pow(2, 30) - 1
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	140 // 0b111111111111111111111111111111
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	141
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	142
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	143 var maxSigned31BitInt = 1073741823; // Times out immediately
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	144
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	145 var IMMEDIATE_PRIORITY_TIMEOUT = -1; // Eventually times out
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	146
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	147 var USER_BLOCKING_PRIORITY_TIMEOUT = 250;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	148 var NORMAL_PRIORITY_TIMEOUT = 5000;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	149 var LOW_PRIORITY_TIMEOUT = 10000; // Never times out
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	150
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	151 var IDLE_PRIORITY_TIMEOUT = maxSigned31BitInt; // Tasks are stored on a min heap
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	152
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	153 var taskQueue = [];
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	154 var timerQueue = []; // Incrementing id counter. Used to maintain insertion order.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	155
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	156 var taskIdCounter = 1; // Pausing the scheduler is useful for debugging.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	157 var currentTask = null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	158 var currentPriorityLevel = NormalPriority; // This is set while performing work, to prevent re-entrance.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	159
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	160 var isPerformingWork = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	161 var isHostCallbackScheduled = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	162 var isHostTimeoutScheduled = false; // Capture local references to native APIs, in case a polyfill overrides them.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	163
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	164 var localSetTimeout = typeof setTimeout === 'function' ? setTimeout : null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	165 var localClearTimeout = typeof clearTimeout === 'function' ? clearTimeout : null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	166 var localSetImmediate = typeof setImmediate !== 'undefined' ? setImmediate : null; // IE and Node.js + jsdom
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	167
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	168 var isInputPending = typeof navigator !== 'undefined' && navigator.scheduling !== undefined && navigator.scheduling.isInputPending !== undefined ? navigator.scheduling.isInputPending.bind(navigator.scheduling) : null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	169
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	170 function advanceTimers(currentTime) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	171 // Check for tasks that are no longer delayed and add them to the queue.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	172 var timer = peek(timerQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	173
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	174 while (timer !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	175 if (timer.callback === null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	176 // Timer was cancelled.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	177 pop(timerQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	178 } else if (timer.startTime <= currentTime) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	179 // Timer fired. Transfer to the task queue.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	180 pop(timerQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	181 timer.sortIndex = timer.expirationTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	182 push(taskQueue, timer);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	183 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	184 // Remaining timers are pending.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	185 return;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	186 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	187
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	188 timer = peek(timerQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	189 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	190 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	191
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	192 function handleTimeout(currentTime) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	193 isHostTimeoutScheduled = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	194 advanceTimers(currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	195
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	196 if (!isHostCallbackScheduled) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	197 if (peek(taskQueue) !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	198 isHostCallbackScheduled = true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	199 requestHostCallback(flushWork);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	200 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	201 var firstTimer = peek(timerQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	202
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	203 if (firstTimer !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	204 requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	205 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	206 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	207 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	208 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	209
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	210 function flushWork(hasTimeRemaining, initialTime) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	211
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	212
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	213 isHostCallbackScheduled = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	214
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	215 if (isHostTimeoutScheduled) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	216 // We scheduled a timeout but it's no longer needed. Cancel it.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	217 isHostTimeoutScheduled = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	218 cancelHostTimeout();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	219 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	220
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	221 isPerformingWork = true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	222 var previousPriorityLevel = currentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	223
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	224 try {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	225 if (enableProfiling) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	226 try {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	227 return workLoop(hasTimeRemaining, initialTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	228 } catch (error) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	229 if (currentTask !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	230 var currentTime = exports.unstable_now();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	231 markTaskErrored(currentTask, currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	232 currentTask.isQueued = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	233 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	234
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	235 throw error;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	236 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	237 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	238 // No catch in prod code path.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	239 return workLoop(hasTimeRemaining, initialTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	240 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	241 } finally {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	242 currentTask = null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	243 currentPriorityLevel = previousPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	244 isPerformingWork = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	245 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	246 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	247
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	248 function workLoop(hasTimeRemaining, initialTime) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	249 var currentTime = initialTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	250 advanceTimers(currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	251 currentTask = peek(taskQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	252
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	253 while (currentTask !== null && !(enableSchedulerDebugging )) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	254 if (currentTask.expirationTime > currentTime && (!hasTimeRemaining \|\| shouldYieldToHost())) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	255 // This currentTask hasn't expired, and we've reached the deadline.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	256 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	257 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	258
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	259 var callback = currentTask.callback;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	260
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	261 if (typeof callback === 'function') {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	262 currentTask.callback = null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	263 currentPriorityLevel = currentTask.priorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	264 var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	265
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	266 var continuationCallback = callback(didUserCallbackTimeout);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	267 currentTime = exports.unstable_now();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	268
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	269 if (typeof continuationCallback === 'function') {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	270 currentTask.callback = continuationCallback;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	271 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	272
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	273 if (currentTask === peek(taskQueue)) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	274 pop(taskQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	275 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	276 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	277
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	278 advanceTimers(currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	279 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	280 pop(taskQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	281 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	282
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	283 currentTask = peek(taskQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	284 } // Return whether there's additional work
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	285
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	286
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	287 if (currentTask !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	288 return true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	289 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	290 var firstTimer = peek(timerQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	291
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	292 if (firstTimer !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	293 requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	294 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	295
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	296 return false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	297 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	298 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	299
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	300 function unstable_runWithPriority(priorityLevel, eventHandler) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	301 switch (priorityLevel) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	302 case ImmediatePriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	303 case UserBlockingPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	304 case NormalPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	305 case LowPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	306 case IdlePriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	307 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	308
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	309 default:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	310 priorityLevel = NormalPriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	311 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	312
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	313 var previousPriorityLevel = currentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	314 currentPriorityLevel = priorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	315
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	316 try {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	317 return eventHandler();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	318 } finally {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	319 currentPriorityLevel = previousPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	320 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	321 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	322
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	323 function unstable_next(eventHandler) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	324 var priorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	325
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	326 switch (currentPriorityLevel) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	327 case ImmediatePriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	328 case UserBlockingPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	329 case NormalPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	330 // Shift down to normal priority
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	331 priorityLevel = NormalPriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	332 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	333
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	334 default:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	335 // Anything lower than normal priority should remain at the current level.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	336 priorityLevel = currentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	337 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	338 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	339
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	340 var previousPriorityLevel = currentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	341 currentPriorityLevel = priorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	342
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	343 try {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	344 return eventHandler();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	345 } finally {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	346 currentPriorityLevel = previousPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	347 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	348 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	349
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	350 function unstable_wrapCallback(callback) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	351 var parentPriorityLevel = currentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	352 return function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	353 // This is a fork of runWithPriority, inlined for performance.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	354 var previousPriorityLevel = currentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	355 currentPriorityLevel = parentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	356
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	357 try {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	358 return callback.apply(this, arguments);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	359 } finally {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	360 currentPriorityLevel = previousPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	361 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	362 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	363 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	364
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	365 function unstable_scheduleCallback(priorityLevel, callback, options) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	366 var currentTime = exports.unstable_now();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	367 var startTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	368
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	369 if (typeof options === 'object' && options !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	370 var delay = options.delay;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	371
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	372 if (typeof delay === 'number' && delay > 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	373 startTime = currentTime + delay;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	374 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	375 startTime = currentTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	376 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	377 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	378 startTime = currentTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	379 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	380
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	381 var timeout;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	382
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	383 switch (priorityLevel) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	384 case ImmediatePriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	385 timeout = IMMEDIATE_PRIORITY_TIMEOUT;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	386 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	387
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	388 case UserBlockingPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	389 timeout = USER_BLOCKING_PRIORITY_TIMEOUT;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	390 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	391
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	392 case IdlePriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	393 timeout = IDLE_PRIORITY_TIMEOUT;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	394 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	395
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	396 case LowPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	397 timeout = LOW_PRIORITY_TIMEOUT;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	398 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	399
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	400 case NormalPriority:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	401 default:
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	402 timeout = NORMAL_PRIORITY_TIMEOUT;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	403 break;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	404 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	405
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	406 var expirationTime = startTime + timeout;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	407 var newTask = {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	408 id: taskIdCounter++,
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	409 callback: callback,
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	410 priorityLevel: priorityLevel,
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	411 startTime: startTime,
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	412 expirationTime: expirationTime,
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	413 sortIndex: -1
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	414 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	415
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	416 if (startTime > currentTime) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	417 // This is a delayed task.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	418 newTask.sortIndex = startTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	419 push(timerQueue, newTask);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	420
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	421 if (peek(taskQueue) === null && newTask === peek(timerQueue)) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	422 // All tasks are delayed, and this is the task with the earliest delay.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	423 if (isHostTimeoutScheduled) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	424 // Cancel an existing timeout.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	425 cancelHostTimeout();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	426 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	427 isHostTimeoutScheduled = true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	428 } // Schedule a timeout.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	429
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	430
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	431 requestHostTimeout(handleTimeout, startTime - currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	432 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	433 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	434 newTask.sortIndex = expirationTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	435 push(taskQueue, newTask);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	436 // wait until the next time we yield.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	437
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	438
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	439 if (!isHostCallbackScheduled && !isPerformingWork) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	440 isHostCallbackScheduled = true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	441 requestHostCallback(flushWork);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	442 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	443 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	444
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	445 return newTask;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	446 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	447
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	448 function unstable_pauseExecution() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	449 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	450
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	451 function unstable_continueExecution() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	452
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	453 if (!isHostCallbackScheduled && !isPerformingWork) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	454 isHostCallbackScheduled = true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	455 requestHostCallback(flushWork);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	456 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	457 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	458
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	459 function unstable_getFirstCallbackNode() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	460 return peek(taskQueue);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	461 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	462
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	463 function unstable_cancelCallback(task) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	464 // remove from the queue because you can't remove arbitrary nodes from an
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	465 // array based heap, only the first one.)
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	466
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	467
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	468 task.callback = null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	469 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	470
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	471 function unstable_getCurrentPriorityLevel() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	472 return currentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	473 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	474
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	475 var isMessageLoopRunning = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	476 var scheduledHostCallback = null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	477 var taskTimeoutID = -1; // Scheduler periodically yields in case there is other work on the main
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	478 // thread, like user events. By default, it yields multiple times per frame.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	479 // It does not attempt to align with frame boundaries, since most tasks don't
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	480 // need to be frame aligned; for those that do, use requestAnimationFrame.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	481
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	482 var frameInterval = frameYieldMs;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	483 var startTime = -1;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	484
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	485 function shouldYieldToHost() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	486 var timeElapsed = exports.unstable_now() - startTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	487
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	488 if (timeElapsed < frameInterval) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	489 // The main thread has only been blocked for a really short amount of time;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	490 // smaller than a single frame. Don't yield yet.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	491 return false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	492 } // The main thread has been blocked for a non-negligible amount of time. We
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	493
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	494
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	495 return true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	496 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	497
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	498 function requestPaint() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	499
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	500 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	501
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	502 function forceFrameRate(fps) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	503 if (fps < 0 \|\| fps > 125) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	504 // Using console['error'] to evade Babel and ESLint
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	505 console['error']('forceFrameRate takes a positive int between 0 and 125, ' + 'forcing frame rates higher than 125 fps is not supported');
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	506 return;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	507 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	508
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	509 if (fps > 0) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	510 frameInterval = Math.floor(1000 / fps);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	511 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	512 // reset the framerate
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	513 frameInterval = frameYieldMs;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	514 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	515 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	516
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	517 var performWorkUntilDeadline = function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	518 if (scheduledHostCallback !== null) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	519 var currentTime = exports.unstable_now(); // Keep track of the start time so we can measure how long the main thread
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	520 // has been blocked.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	521
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	522 startTime = currentTime;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	523 var hasTimeRemaining = true; // If a scheduler task throws, exit the current browser task so the
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	524 // error can be observed.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	525 //
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	526 // Intentionally not using a try-catch, since that makes some debugging
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	527 // techniques harder. Instead, if `scheduledHostCallback` errors, then
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	528 // `hasMoreWork` will remain true, and we'll continue the work loop.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	529
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	530 var hasMoreWork = true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	531
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	532 try {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	533 hasMoreWork = scheduledHostCallback(hasTimeRemaining, currentTime);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	534 } finally {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	535 if (hasMoreWork) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	536 // If there's more work, schedule the next message event at the end
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	537 // of the preceding one.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	538 schedulePerformWorkUntilDeadline();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	539 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	540 isMessageLoopRunning = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	541 scheduledHostCallback = null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	542 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	543 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	544 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	545 isMessageLoopRunning = false;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	546 } // Yielding to the browser will give it a chance to paint, so we can
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	547 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	548
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	549 var schedulePerformWorkUntilDeadline;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	550
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	551 if (typeof localSetImmediate === 'function') {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	552 // Node.js and old IE.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	553 // There's a few reasons for why we prefer setImmediate.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	554 //
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	555 // Unlike MessageChannel, it doesn't prevent a Node.js process from exiting.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	556 // (Even though this is a DOM fork of the Scheduler, you could get here
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	557 // with a mix of Node.js 15+, which has a MessageChannel, and jsdom.)
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	558 // https://github.com/facebook/react/issues/20756
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	559 //
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	560 // But also, it runs earlier which is the semantic we want.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	561 // If other browsers ever implement it, it's better to use it.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	562 // Although both of these would be inferior to native scheduling.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	563 schedulePerformWorkUntilDeadline = function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	564 localSetImmediate(performWorkUntilDeadline);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	565 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	566 } else if (typeof MessageChannel !== 'undefined') {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	567 // DOM and Worker environments.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	568 // We prefer MessageChannel because of the 4ms setTimeout clamping.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	569 var channel = new MessageChannel();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	570 var port = channel.port2;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	571 channel.port1.onmessage = performWorkUntilDeadline;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	572
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	573 schedulePerformWorkUntilDeadline = function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	574 port.postMessage(null);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	575 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	576 } else {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	577 // We should only fallback here in non-browser environments.
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	578 schedulePerformWorkUntilDeadline = function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	579 localSetTimeout(performWorkUntilDeadline, 0);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	580 };
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	581 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	582
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	583 function requestHostCallback(callback) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	584 scheduledHostCallback = callback;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	585
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	586 if (!isMessageLoopRunning) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	587 isMessageLoopRunning = true;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	588 schedulePerformWorkUntilDeadline();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	589 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	590 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	591
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	592 function requestHostTimeout(callback, ms) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	593 taskTimeoutID = localSetTimeout(function () {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	594 callback(exports.unstable_now());
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	595 }, ms);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	596 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	597
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	598 function cancelHostTimeout() {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	599 localClearTimeout(taskTimeoutID);
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	600 taskTimeoutID = -1;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	601 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	602
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	603 var unstable_requestPaint = requestPaint;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	604 var unstable_Profiling = null;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	605
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	606 exports.unstable_IdlePriority = IdlePriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	607 exports.unstable_ImmediatePriority = ImmediatePriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	608 exports.unstable_LowPriority = LowPriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	609 exports.unstable_NormalPriority = NormalPriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	610 exports.unstable_Profiling = unstable_Profiling;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	611 exports.unstable_UserBlockingPriority = UserBlockingPriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	612 exports.unstable_cancelCallback = unstable_cancelCallback;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	613 exports.unstable_continueExecution = unstable_continueExecution;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	614 exports.unstable_forceFrameRate = forceFrameRate;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	615 exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	616 exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	617 exports.unstable_next = unstable_next;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	618 exports.unstable_pauseExecution = unstable_pauseExecution;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	619 exports.unstable_requestPaint = unstable_requestPaint;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	620 exports.unstable_runWithPriority = unstable_runWithPriority;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	621 exports.unstable_scheduleCallback = unstable_scheduleCallback;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	622 exports.unstable_shouldYield = shouldYieldToHost;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	623 exports.unstable_wrapCallback = unstable_wrapCallback;
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	624 /* global __REACT_DEVTOOLS_GLOBAL_HOOK__ */
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	625 if (
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	626 typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ !== 'undefined' &&
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	627 typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop ===
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	628 'function'
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	629 ) {
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	630 __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop(new Error());
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	631 }
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	632
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	633 })();
de54585a40f1 Adding bun and node modules. June Park <parkjune1995@gmail.com> parents: diff changeset	634 }