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scheduler - npm Package Compare versions

Comparing version 0.0.0-experimental-28625c6f4 to 0.0.0-experimental-28668d39-20241023

cjs/scheduler-unstable_mock.production.js

1062

cjs/scheduler-unstable_mock.development.js

@@ -1,5 +0,6 @@

/** @license React vundefined
/**
* @license React
* scheduler-unstable_mock.development.js
*
* Copyright (c) Facebook, Inc. and its affiliates.
* Copyright (c) Meta Platforms, Inc. and affiliates.
*

@@ -10,685 +11,414 @@ * This source code is licensed under the MIT license found in the

'use strict';
if (process.env.NODE_ENV !== "production") {
(function() {
'use strict';
var enableSchedulerDebugging = false;
var enableProfiling = false;
function push(heap, node) {
var index = heap.length;
heap.push(node);
siftUp(heap, node, index);
}
function peek(heap) {
return heap.length === 0 ? null : heap[0];
}
function pop(heap) {
if (heap.length === 0) {
return null;
}
var first = heap[0];
var last = heap.pop();
if (last !== first) {
heap[0] = last;
siftDown(heap, last, 0);
}
return first;
}
function siftUp(heap, node, i) {
var index = i;
while (index > 0) {
var parentIndex = index - 1 >>> 1;
var parent = heap[parentIndex];
if (compare(parent, node) > 0) {
// The parent is larger. Swap positions.
heap[parentIndex] = node;
heap[index] = parent;
index = parentIndex;
} else {
// The parent is smaller. Exit.
return;
"use strict";
"production" !== process.env.NODE_ENV &&
(function () {
function push(heap, node) {
var index = heap.length;
heap.push(node);
a: for (; 0 < index; ) {
var parentIndex = (index - 1) >>> 1,
parent = heap[parentIndex];
if (0 < compare(parent, node))
(heap[parentIndex] = node),
(heap[index] = parent),
(index = parentIndex);
else break a;
}
}
}
}
function peek(heap) {
return 0 === heap.length ? null : heap[0];
}
function pop(heap) {
if (0 === heap.length) return null;
var first = heap[0],
last = heap.pop();
if (last !== first) {
heap[0] = last;
a: for (
var index = 0, length = heap.length, halfLength = length >>> 1;
index < halfLength;
function siftDown(heap, node, i) {
var index = i;
var length = heap.length;
var halfLength = length >>> 1;
while (index < halfLength) {
var leftIndex = (index + 1) * 2 - 1;
var left = heap[leftIndex];
var rightIndex = leftIndex + 1;
var right = heap[rightIndex]; // If the left or right node is smaller, swap with the smaller of those.
if (compare(left, node) < 0) {
if (rightIndex < length && compare(right, left) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
} else {
heap[index] = left;
heap[leftIndex] = node;
index = leftIndex;
) {
var leftIndex = 2 * (index + 1) - 1,
left = heap[leftIndex],
rightIndex = leftIndex + 1,
right = heap[rightIndex];
if (0 > compare(left, last))
rightIndex < length && 0 > compare(right, left)
? ((heap[index] = right),
(heap[rightIndex] = last),
(index = rightIndex))
: ((heap[index] = left),
(heap[leftIndex] = last),
(index = leftIndex));
else if (rightIndex < length && 0 > compare(right, last))
(heap[index] = right),
(heap[rightIndex] = last),
(index = rightIndex);
else break a;
}
}
} else if (rightIndex < length && compare(right, node) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
} else {
// Neither child is smaller. Exit.
return;
return first;
}
}
}
function compare(a, b) {
// Compare sort index first, then task id.
var diff = a.sortIndex - b.sortIndex;
return diff !== 0 ? diff : a.id - b.id;
}
// TODO: Use symbols?
var ImmediatePriority = 1;
var UserBlockingPriority = 2;
var NormalPriority = 3;
var LowPriority = 4;
var IdlePriority = 5;
function markTaskErrored(task, ms) {
}
/* eslint-disable no-var */
// Math.pow(2, 30) - 1
// 0b111111111111111111111111111111
var maxSigned31BitInt = 1073741823; // Times out immediately
var IMMEDIATE_PRIORITY_TIMEOUT = -1; // Eventually times out
var USER_BLOCKING_PRIORITY_TIMEOUT = 250;
var NORMAL_PRIORITY_TIMEOUT = 5000;
var LOW_PRIORITY_TIMEOUT = 10000; // Never times out
var IDLE_PRIORITY_TIMEOUT = maxSigned31BitInt; // Tasks are stored on a min heap
var taskQueue = [];
var timerQueue = []; // Incrementing id counter. Used to maintain insertion order.
var taskIdCounter = 1; // Pausing the scheduler is useful for debugging.
var currentTask = null;
var currentPriorityLevel = NormalPriority; // This is set while performing work, to prevent re-entrancy.
var isPerformingWork = false;
var isHostCallbackScheduled = false;
var isHostTimeoutScheduled = false;
var currentMockTime = 0;
var scheduledCallback = null;
var scheduledTimeout = null;
var timeoutTime = -1;
var yieldedValues = null;
var expectedNumberOfYields = -1;
var didStop = false;
var isFlushing = false;
var needsPaint = false;
var shouldYieldForPaint = false;
function advanceTimers(currentTime) {
// Check for tasks that are no longer delayed and add them to the queue.
var timer = peek(timerQueue);
while (timer !== null) {
if (timer.callback === null) {
// Timer was cancelled.
pop(timerQueue);
} else if (timer.startTime <= currentTime) {
// Timer fired. Transfer to the task queue.
pop(timerQueue);
timer.sortIndex = timer.expirationTime;
push(taskQueue, timer);
} else {
// Remaining timers are pending.
return;
function compare(a, b) {
var diff = a.sortIndex - b.sortIndex;
return 0 !== diff ? diff : a.id - b.id;
}
timer = peek(timerQueue);
}
}
function handleTimeout(currentTime) {
isHostTimeoutScheduled = false;
advanceTimers(currentTime);
if (!isHostCallbackScheduled) {
if (peek(taskQueue) !== null) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
} else {
var firstTimer = peek(timerQueue);
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
function advanceTimers(currentTime) {
for (var timer = peek(timerQueue); null !== timer; ) {
if (null === timer.callback) pop(timerQueue);
else if (timer.startTime <= currentTime)
pop(timerQueue),
(timer.sortIndex = timer.expirationTime),
push(taskQueue, timer);
else break;
timer = peek(timerQueue);
}
}
}
}
function flushWork(hasTimeRemaining, initialTime) {
isHostCallbackScheduled = false;
if (isHostTimeoutScheduled) {
// We scheduled a timeout but it's no longer needed. Cancel it.
isHostTimeoutScheduled = false;
cancelHostTimeout();
}
isPerformingWork = true;
var previousPriorityLevel = currentPriorityLevel;
try {
if (enableProfiling) {
try {
return workLoop(hasTimeRemaining, initialTime);
} catch (error) {
if (currentTask !== null) {
var currentTime = getCurrentTime();
markTaskErrored(currentTask, currentTime);
currentTask.isQueued = false;
function handleTimeout(currentTime) {
isHostTimeoutScheduled = !1;
advanceTimers(currentTime);
if (!isHostCallbackScheduled)
if (null !== peek(taskQueue))
(isHostCallbackScheduled = !0), (scheduledCallback = flushWork);
else {
var firstTimer = peek(timerQueue);
null !== firstTimer &&
((currentTime = firstTimer.startTime - currentTime),
(scheduledTimeout = handleTimeout),
(timeoutTime = currentMockTime + currentTime));
}
throw error;
}
} else {
// No catch in prod code path.
return workLoop(hasTimeRemaining, initialTime);
}
} finally {
currentTask = null;
currentPriorityLevel = previousPriorityLevel;
isPerformingWork = false;
}
}
function flushWork(hasTimeRemaining, initialTime) {
isHostCallbackScheduled = !1;
isHostTimeoutScheduled &&
((isHostTimeoutScheduled = !1),
(scheduledTimeout = null),
(timeoutTime = -1));
isPerformingWork = !0;
var previousPriorityLevel = currentPriorityLevel;
try {
a: {
advanceTimers(initialTime);
for (
currentTask = peek(taskQueue);
null !== currentTask &&
(!(currentTask.expirationTime > initialTime) ||
(hasTimeRemaining && !shouldYieldToHost()));
function workLoop(hasTimeRemaining, initialTime) {
var currentTime = initialTime;
advanceTimers(currentTime);
currentTask = peek(taskQueue);
while (currentTask !== null && !(enableSchedulerDebugging )) {
if (currentTask.expirationTime > currentTime && (!hasTimeRemaining || shouldYieldToHost())) {
// This currentTask hasn't expired, and we've reached the deadline.
break;
}
var callback = currentTask.callback;
if (typeof callback === 'function') {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
var continuationCallback = callback(didUserCallbackTimeout);
currentTime = getCurrentTime();
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
} else {
if (currentTask === peek(taskQueue)) {
pop(taskQueue);
) {
var callback = currentTask.callback;
if ("function" === typeof callback) {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var continuationCallback = callback(
currentTask.expirationTime <= initialTime
);
initialTime = currentMockTime;
if ("function" === typeof continuationCallback) {
if (
((currentTask.callback = continuationCallback),
advanceTimers(initialTime),
shouldYieldForPaint)
) {
var JSCompiler_inline_result = (needsPaint = !0);
break a;
}
} else
currentTask === peek(taskQueue) && pop(taskQueue),
advanceTimers(initialTime);
} else pop(taskQueue);
currentTask = peek(taskQueue);
}
if (null !== currentTask) JSCompiler_inline_result = !0;
else {
var firstTimer = peek(timerQueue);
if (null !== firstTimer) {
var ms = firstTimer.startTime - initialTime;
scheduledTimeout = handleTimeout;
timeoutTime = currentMockTime + ms;
}
JSCompiler_inline_result = !1;
}
}
return JSCompiler_inline_result;
} finally {
(currentTask = null),
(currentPriorityLevel = previousPriorityLevel),
(isPerformingWork = !1);
}
advanceTimers(currentTime);
} else {
pop(taskQueue);
}
currentTask = peek(taskQueue);
} // Return whether there's additional work
if (currentTask !== null) {
return true;
} else {
var firstTimer = peek(timerQueue);
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
function shouldYieldToHost() {
return (0 === expectedNumberOfYields && null === yieldedValues) ||
(-1 !== expectedNumberOfYields &&
null !== yieldedValues &&
yieldedValues.length >= expectedNumberOfYields) ||
(shouldYieldForPaint && needsPaint)
? (didStop = !0)
: !1;
}
return false;
}
}
function unstable_runWithPriority(priorityLevel, eventHandler) {
switch (priorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
case LowPriority:
case IdlePriority:
break;
default:
priorityLevel = NormalPriority;
}
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
}
function unstable_next(eventHandler) {
var priorityLevel;
switch (currentPriorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
// Shift down to normal priority
priorityLevel = NormalPriority;
break;
default:
// Anything lower than normal priority should remain at the current level.
priorityLevel = currentPriorityLevel;
break;
}
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
}
function unstable_wrapCallback(callback) {
var parentPriorityLevel = currentPriorityLevel;
return function () {
// This is a fork of runWithPriority, inlined for performance.
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = parentPriorityLevel;
try {
return callback.apply(this, arguments);
} finally {
currentPriorityLevel = previousPriorityLevel;
function unstable_flushAllWithoutAsserting() {
if (isFlushing) throw Error("Already flushing work.");
if (null !== scheduledCallback) {
var cb = scheduledCallback;
isFlushing = !0;
try {
var hasMoreWork = !0;
do hasMoreWork = cb(!0, currentMockTime);
while (hasMoreWork);
hasMoreWork || (scheduledCallback = null);
return !0;
} finally {
isFlushing = !1;
}
} else return !1;
}
};
}
function unstable_scheduleCallback(priorityLevel, callback, options) {
var currentTime = getCurrentTime();
var startTime;
if (typeof options === 'object' && options !== null) {
var delay = options.delay;
if (typeof delay === 'number' && delay > 0) {
startTime = currentTime + delay;
} else {
startTime = currentTime;
}
} else {
startTime = currentTime;
}
var timeout;
switch (priorityLevel) {
case ImmediatePriority:
timeout = IMMEDIATE_PRIORITY_TIMEOUT;
break;
case UserBlockingPriority:
timeout = USER_BLOCKING_PRIORITY_TIMEOUT;
break;
case IdlePriority:
timeout = IDLE_PRIORITY_TIMEOUT;
break;
case LowPriority:
timeout = LOW_PRIORITY_TIMEOUT;
break;
case NormalPriority:
default:
timeout = NORMAL_PRIORITY_TIMEOUT;
break;
}
var expirationTime = startTime + timeout;
var newTask = {
id: taskIdCounter++,
callback: callback,
priorityLevel: priorityLevel,
startTime: startTime,
expirationTime: expirationTime,
sortIndex: -1
};
if (startTime > currentTime) {
// This is a delayed task.
newTask.sortIndex = startTime;
push(timerQueue, newTask);
if (peek(taskQueue) === null && newTask === peek(timerQueue)) {
// All tasks are delayed, and this is the task with the earliest delay.
if (isHostTimeoutScheduled) {
// Cancel an existing timeout.
cancelHostTimeout();
} else {
isHostTimeoutScheduled = true;
} // Schedule a timeout.
requestHostTimeout(handleTimeout, startTime - currentTime);
}
} else {
newTask.sortIndex = expirationTime;
push(taskQueue, newTask);
// wait until the next time we yield.
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
}
}
return newTask;
}
function unstable_pauseExecution() {
}
function unstable_continueExecution() {
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
}
}
function unstable_getFirstCallbackNode() {
return peek(taskQueue);
}
function unstable_cancelCallback(task) {
// remove from the queue because you can't remove arbitrary nodes from an
// array based heap, only the first one.)
task.callback = null;
}
function unstable_getCurrentPriorityLevel() {
return currentPriorityLevel;
}
function requestHostCallback(callback) {
scheduledCallback = callback;
}
function requestHostTimeout(callback, ms) {
scheduledTimeout = callback;
timeoutTime = currentMockTime + ms;
}
function cancelHostTimeout() {
scheduledTimeout = null;
timeoutTime = -1;
}
function shouldYieldToHost() {
if (expectedNumberOfYields === 0 && yieldedValues === null || expectedNumberOfYields !== -1 && yieldedValues !== null && yieldedValues.length >= expectedNumberOfYields || shouldYieldForPaint && needsPaint) {
// We yielded at least as many values as expected. Stop flushing.
didStop = true;
return true;
}
return false;
}
function getCurrentTime() {
return currentMockTime;
}
function forceFrameRate() {// No-op
}
function reset() {
if (isFlushing) {
throw new Error('Cannot reset while already flushing work.');
}
currentMockTime = 0;
scheduledCallback = null;
scheduledTimeout = null;
timeoutTime = -1;
yieldedValues = null;
expectedNumberOfYields = -1;
didStop = false;
isFlushing = false;
needsPaint = false;
} // Should only be used via an assertion helper that inspects the yielded values.
function unstable_flushNumberOfYields(count) {
if (isFlushing) {
throw new Error('Already flushing work.');
}
if (scheduledCallback !== null) {
var cb = scheduledCallback;
expectedNumberOfYields = count;
isFlushing = true;
try {
var hasMoreWork = true;
do {
hasMoreWork = cb(true, currentMockTime);
} while (hasMoreWork && !didStop);
if (!hasMoreWork) {
scheduledCallback = null;
}
} finally {
var taskQueue = [],
timerQueue = [],
taskIdCounter = 1,
currentTask = null,
currentPriorityLevel = 3,
isPerformingWork = !1,
isHostCallbackScheduled = !1,
isHostTimeoutScheduled = !1,
currentMockTime = 0,
scheduledCallback = null,
scheduledTimeout = null,
timeoutTime = -1,
yieldedValues = null,
expectedNumberOfYields = -1,
didStop = !1,
isFlushing = !1,
needsPaint = !1,
shouldYieldForPaint = !1,
disableYieldValue = !1;
exports.log = function (value) {
"disabledLog" === console.log.name ||
disableYieldValue ||
(null === yieldedValues
? (yieldedValues = [value])
: yieldedValues.push(value));
};
exports.reset = function () {
if (isFlushing) throw Error("Cannot reset while already flushing work.");
currentMockTime = 0;
scheduledTimeout = scheduledCallback = null;
timeoutTime = -1;
yieldedValues = null;
expectedNumberOfYields = -1;
didStop = false;
isFlushing = false;
}
}
}
function unstable_flushUntilNextPaint() {
if (isFlushing) {
throw new Error('Already flushing work.');
}
if (scheduledCallback !== null) {
var cb = scheduledCallback;
shouldYieldForPaint = true;
needsPaint = false;
isFlushing = true;
try {
var hasMoreWork = true;
do {
hasMoreWork = cb(true, currentMockTime);
} while (hasMoreWork && !didStop);
if (!hasMoreWork) {
scheduledCallback = null;
needsPaint = isFlushing = didStop = !1;
};
exports.unstable_IdlePriority = 5;
exports.unstable_ImmediatePriority = 1;
exports.unstable_LowPriority = 4;
exports.unstable_NormalPriority = 3;
exports.unstable_Profiling = null;
exports.unstable_UserBlockingPriority = 2;
exports.unstable_advanceTime = function (ms) {
"disabledLog" === console.log.name ||
disableYieldValue ||
((currentMockTime += ms),
null !== scheduledTimeout &&
timeoutTime <= currentMockTime &&
(scheduledTimeout(currentMockTime),
(timeoutTime = -1),
(scheduledTimeout = null)));
};
exports.unstable_cancelCallback = function (task) {
task.callback = null;
};
exports.unstable_clearLog = function () {
if (null === yieldedValues) return [];
var values = yieldedValues;
yieldedValues = null;
return values;
};
exports.unstable_continueExecution = function () {
isHostCallbackScheduled ||
isPerformingWork ||
((isHostCallbackScheduled = !0), (scheduledCallback = flushWork));
};
exports.unstable_flushAll = function () {
if (null !== yieldedValues)
throw Error(
"Log is not empty. Assert on the log of yielded values before flushing additional work."
);
unstable_flushAllWithoutAsserting();
if (null !== yieldedValues)
throw Error(
"While flushing work, something yielded a value. Use an assertion helper to assert on the log of yielded values, e.g. expect(Scheduler).toFlushAndYield([...])"
);
};
exports.unstable_flushAllWithoutAsserting =
unstable_flushAllWithoutAsserting;
exports.unstable_flushExpired = function () {
if (isFlushing) throw Error("Already flushing work.");
if (null !== scheduledCallback) {
isFlushing = !0;
try {
scheduledCallback(!1, currentMockTime) || (scheduledCallback = null);
} finally {
isFlushing = !1;
}
}
} finally {
shouldYieldForPaint = false;
didStop = false;
isFlushing = false;
}
}
}
function unstable_flushExpired() {
if (isFlushing) {
throw new Error('Already flushing work.');
}
if (scheduledCallback !== null) {
isFlushing = true;
try {
var hasMoreWork = scheduledCallback(false, currentMockTime);
if (!hasMoreWork) {
scheduledCallback = null;
};
exports.unstable_flushNumberOfYields = function (count) {
if (isFlushing) throw Error("Already flushing work.");
if (null !== scheduledCallback) {
var cb = scheduledCallback;
expectedNumberOfYields = count;
isFlushing = !0;
try {
count = !0;
do count = cb(!0, currentMockTime);
while (count && !didStop);
count || (scheduledCallback = null);
} finally {
(expectedNumberOfYields = -1), (isFlushing = didStop = !1);
}
}
} finally {
isFlushing = false;
}
}
}
function unstable_flushAllWithoutAsserting() {
// Returns false if no work was flushed.
if (isFlushing) {
throw new Error('Already flushing work.');
}
if (scheduledCallback !== null) {
var cb = scheduledCallback;
isFlushing = true;
try {
var hasMoreWork = true;
do {
hasMoreWork = cb(true, currentMockTime);
} while (hasMoreWork);
if (!hasMoreWork) {
scheduledCallback = null;
};
exports.unstable_flushUntilNextPaint = function () {
if (isFlushing) throw Error("Already flushing work.");
if (null !== scheduledCallback) {
var cb = scheduledCallback;
shouldYieldForPaint = !0;
needsPaint = !1;
isFlushing = !0;
try {
var hasMoreWork = !0;
do hasMoreWork = cb(!0, currentMockTime);
while (hasMoreWork && !didStop);
hasMoreWork || (scheduledCallback = null);
} finally {
isFlushing = didStop = shouldYieldForPaint = !1;
}
}
return true;
} finally {
isFlushing = false;
}
} else {
return false;
}
}
function unstable_clearYields() {
if (yieldedValues === null) {
return [];
}
var values = yieldedValues;
yieldedValues = null;
return values;
}
function unstable_flushAll() {
if (yieldedValues !== null) {
throw new Error('Log is not empty. Assert on the log of yielded values before ' + 'flushing additional work.');
}
unstable_flushAllWithoutAsserting();
if (yieldedValues !== null) {
throw new Error('While flushing work, something yielded a value. Use an ' + 'assertion helper to assert on the log of yielded values, e.g. ' + 'expect(Scheduler).toFlushAndYield([...])');
}
}
function unstable_yieldValue(value) {
// eslint-disable-next-line react-internal/no-production-logging
if (console.log.name === 'disabledLog') {
// If console.log has been patched, we assume we're in render
// replaying and we ignore any values yielding in the second pass.
return;
}
if (yieldedValues === null) {
yieldedValues = [value];
} else {
yieldedValues.push(value);
}
}
function unstable_advanceTime(ms) {
// eslint-disable-next-line react-internal/no-production-logging
if (console.log.name === 'disabledLog') {
// If console.log has been patched, we assume we're in render
// replaying and we ignore any time advancing in the second pass.
return;
}
currentMockTime += ms;
if (scheduledTimeout !== null && timeoutTime <= currentMockTime) {
scheduledTimeout(currentMockTime);
timeoutTime = -1;
scheduledTimeout = null;
}
}
function requestPaint() {
needsPaint = true;
}
var unstable_Profiling = null;
exports.reset = reset;
exports.unstable_IdlePriority = IdlePriority;
exports.unstable_ImmediatePriority = ImmediatePriority;
exports.unstable_LowPriority = LowPriority;
exports.unstable_NormalPriority = NormalPriority;
exports.unstable_Profiling = unstable_Profiling;
exports.unstable_UserBlockingPriority = UserBlockingPriority;
exports.unstable_advanceTime = unstable_advanceTime;
exports.unstable_cancelCallback = unstable_cancelCallback;
exports.unstable_clearYields = unstable_clearYields;
exports.unstable_continueExecution = unstable_continueExecution;
exports.unstable_flushAll = unstable_flushAll;
exports.unstable_flushAllWithoutAsserting = unstable_flushAllWithoutAsserting;
exports.unstable_flushExpired = unstable_flushExpired;
exports.unstable_flushNumberOfYields = unstable_flushNumberOfYields;
exports.unstable_flushUntilNextPaint = unstable_flushUntilNextPaint;
exports.unstable_forceFrameRate = forceFrameRate;
exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel;
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
exports.unstable_next = unstable_next;
exports.unstable_now = getCurrentTime;
exports.unstable_pauseExecution = unstable_pauseExecution;
exports.unstable_requestPaint = requestPaint;
exports.unstable_runWithPriority = unstable_runWithPriority;
exports.unstable_scheduleCallback = unstable_scheduleCallback;
exports.unstable_shouldYield = shouldYieldToHost;
exports.unstable_wrapCallback = unstable_wrapCallback;
exports.unstable_yieldValue = unstable_yieldValue;
return !1;
};
exports.unstable_forceFrameRate = function () {};
exports.unstable_getCurrentPriorityLevel = function () {
return currentPriorityLevel;
};
exports.unstable_getFirstCallbackNode = function () {
return peek(taskQueue);
};
exports.unstable_hasPendingWork = function () {
return null !== scheduledCallback;
};
exports.unstable_next = function (eventHandler) {
switch (currentPriorityLevel) {
case 1:
case 2:
case 3:
var priorityLevel = 3;
break;
default:
priorityLevel = currentPriorityLevel;
}
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
};
exports.unstable_now = function () {
return currentMockTime;
};
exports.unstable_pauseExecution = function () {};
exports.unstable_requestPaint = function () {
needsPaint = !0;
};
exports.unstable_runWithPriority = function (priorityLevel, eventHandler) {
switch (priorityLevel) {
case 1:
case 2:
case 3:
case 4:
case 5:
break;
default:
priorityLevel = 3;
}
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
};
exports.unstable_scheduleCallback = function (
priorityLevel,
callback,
options
) {
var currentTime = currentMockTime;
"object" === typeof options && null !== options
? ((options = options.delay),
(options =
"number" === typeof options && 0 < options
? currentTime + options
: currentTime))
: (options = currentTime);
switch (priorityLevel) {
case 1:
var timeout = -1;
break;
case 2:
timeout = 250;
break;
case 5:
timeout = 1073741823;
break;
case 4:
timeout = 1e4;
break;
default:
timeout = 5e3;
}
timeout = options + timeout;
priorityLevel = {
id: taskIdCounter++,
callback: callback,
priorityLevel: priorityLevel,
startTime: options,
expirationTime: timeout,
sortIndex: -1
};
options > currentTime
? ((priorityLevel.sortIndex = options),
push(timerQueue, priorityLevel),
null === peek(taskQueue) &&
priorityLevel === peek(timerQueue) &&
(isHostTimeoutScheduled
? ((scheduledTimeout = null), (timeoutTime = -1))
: (isHostTimeoutScheduled = !0),
(scheduledTimeout = handleTimeout),
(timeoutTime = currentMockTime + (options - currentTime))))
: ((priorityLevel.sortIndex = timeout),
push(taskQueue, priorityLevel),
isHostCallbackScheduled ||
isPerformingWork ||
((isHostCallbackScheduled = !0), (scheduledCallback = flushWork)));
return priorityLevel;
};
exports.unstable_setDisableYieldValue = function (newValue) {
disableYieldValue = newValue;
};
exports.unstable_shouldYield = shouldYieldToHost;
exports.unstable_wrapCallback = function (callback) {
var parentPriorityLevel = currentPriorityLevel;
return function () {
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = parentPriorityLevel;
try {
return callback.apply(this, arguments);
} finally {
currentPriorityLevel = previousPriorityLevel;
}
};
};
})();
}

@@ -1,5 +0,6 @@

/** @license React vundefined
/**
* @license React
* scheduler-unstable_post_task.development.js
*
* Copyright (c) Facebook, Inc. and its affiliates.
* Copyright (c) Meta Platforms, Inc. and affiliates.
*

@@ -10,198 +11,146 @@ * This source code is licensed under the MIT license found in the

'use strict';
if (process.env.NODE_ENV !== "production") {
(function() {
'use strict';
// TODO: Use symbols?
var ImmediatePriority = 1;
var UserBlockingPriority = 2;
var NormalPriority = 3;
var LowPriority = 4;
var IdlePriority = 5;
var perf = window.performance;
var setTimeout = window.setTimeout; // Use experimental Chrome Scheduler postTask API.
var scheduler = global.scheduler;
var getCurrentTime = perf.now.bind(perf);
var unstable_now = getCurrentTime; // Scheduler periodically yields in case there is other work on the main
// thread, like user events. By default, it yields multiple times per frame.
// It does not attempt to align with frame boundaries, since most tasks don't
// need to be frame aligned; for those that do, use requestAnimationFrame.
var yieldInterval = 5;
var deadline = 0;
var currentPriorityLevel_DEPRECATED = NormalPriority; // `isInputPending` is not available. Since we have no way of knowing if
// there's pending input, always yield at the end of the frame.
function unstable_shouldYield() {
return getCurrentTime() >= deadline;
}
function unstable_requestPaint() {// Since we yield every frame regardless, `requestPaint` has no effect.
}
function unstable_scheduleCallback(priorityLevel, callback, options) {
var postTaskPriority;
switch (priorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
postTaskPriority = 'user-blocking';
break;
case LowPriority:
case NormalPriority:
postTaskPriority = 'user-visible';
break;
case IdlePriority:
postTaskPriority = 'background';
break;
default:
postTaskPriority = 'user-visible';
break;
}
var controller = new TaskController();
var postTaskOptions = {
priority: postTaskPriority,
delay: typeof options === 'object' && options !== null ? options.delay : 0,
signal: controller.signal
};
var node = {
_controller: controller
};
scheduler.postTask(runTask.bind(null, priorityLevel, postTaskPriority, node, callback), postTaskOptions).catch(handleAbortError);
return node;
}
function runTask(priorityLevel, postTaskPriority, node, callback) {
deadline = getCurrentTime() + yieldInterval;
try {
currentPriorityLevel_DEPRECATED = priorityLevel;
var _didTimeout_DEPRECATED = false;
var result = callback(_didTimeout_DEPRECATED);
if (typeof result === 'function') {
// Assume this is a continuation
var continuation = result;
var continuationController = new TaskController();
var continuationOptions = {
priority: postTaskPriority,
signal: continuationController.signal
}; // Update the original callback node's controller, since even though we're
// posting a new task, conceptually it's the same one.
node._controller = continuationController;
scheduler.postTask(runTask.bind(null, priorityLevel, postTaskPriority, node, continuation), continuationOptions).catch(handleAbortError);
"use strict";
"production" !== process.env.NODE_ENV &&
(function () {
function runTask(priorityLevel, postTaskPriority, node, callback) {
deadline = getCurrentTime() + 5;
try {
currentPriorityLevel_DEPRECATED = priorityLevel;
var result = callback(!1);
if ("function" === typeof result) {
var continuationOptions = { signal: node._controller.signal },
nextTask = runTask.bind(
null,
priorityLevel,
postTaskPriority,
node,
result
);
void 0 !== scheduler.yield
? scheduler
.yield(continuationOptions)
.then(nextTask)
.catch(handleAbortError)
: scheduler
.postTask(nextTask, continuationOptions)
.catch(handleAbortError);
}
} catch (error) {
setTimeout(function () {
throw error;
});
} finally {
currentPriorityLevel_DEPRECATED = 3;
}
}
} catch (error) {
// We're inside a `postTask` promise. If we don't handle this error, then it
// will trigger an "Unhandled promise rejection" error. We don't want that,
// but we do want the default error reporting behavior that normal
// (non-Promise) tasks get for unhandled errors.
//
// So we'll re-throw the error inside a regular browser task.
setTimeout(function () {
throw error;
});
} finally {
currentPriorityLevel_DEPRECATED = NormalPriority;
}
}
function handleAbortError(error) {// Abort errors are an implementation detail. We don't expose the
// TaskController to the user, nor do we expose the promise that is returned
// from `postTask`. So we should suppress them, since there's no way for the
// user to handle them.
}
function unstable_cancelCallback(node) {
var controller = node._controller;
controller.abort();
}
function unstable_runWithPriority(priorityLevel, callback) {
var previousPriorityLevel = currentPriorityLevel_DEPRECATED;
currentPriorityLevel_DEPRECATED = priorityLevel;
try {
return callback();
} finally {
currentPriorityLevel_DEPRECATED = previousPriorityLevel;
}
}
function unstable_getCurrentPriorityLevel() {
return currentPriorityLevel_DEPRECATED;
}
function unstable_next(callback) {
var priorityLevel;
switch (currentPriorityLevel_DEPRECATED) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
// Shift down to normal priority
priorityLevel = NormalPriority;
break;
default:
// Anything lower than normal priority should remain at the current level.
priorityLevel = currentPriorityLevel_DEPRECATED;
break;
}
var previousPriorityLevel = currentPriorityLevel_DEPRECATED;
currentPriorityLevel_DEPRECATED = priorityLevel;
try {
return callback();
} finally {
currentPriorityLevel_DEPRECATED = previousPriorityLevel;
}
}
function unstable_wrapCallback(callback) {
var parentPriorityLevel = currentPriorityLevel_DEPRECATED;
return function () {
var previousPriorityLevel = currentPriorityLevel_DEPRECATED;
currentPriorityLevel_DEPRECATED = parentPriorityLevel;
try {
return callback();
} finally {
currentPriorityLevel_DEPRECATED = previousPriorityLevel;
}
};
}
function unstable_forceFrameRate() {}
function unstable_pauseExecution() {}
function unstable_continueExecution() {}
function unstable_getFirstCallbackNode() {
return null;
} // Currently no profiling build
var unstable_Profiling = null;
exports.unstable_IdlePriority = IdlePriority;
exports.unstable_ImmediatePriority = ImmediatePriority;
exports.unstable_LowPriority = LowPriority;
exports.unstable_NormalPriority = NormalPriority;
exports.unstable_Profiling = unstable_Profiling;
exports.unstable_UserBlockingPriority = UserBlockingPriority;
exports.unstable_cancelCallback = unstable_cancelCallback;
exports.unstable_continueExecution = unstable_continueExecution;
exports.unstable_forceFrameRate = unstable_forceFrameRate;
exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel;
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
exports.unstable_next = unstable_next;
exports.unstable_now = unstable_now;
exports.unstable_pauseExecution = unstable_pauseExecution;
exports.unstable_requestPaint = unstable_requestPaint;
exports.unstable_runWithPriority = unstable_runWithPriority;
exports.unstable_scheduleCallback = unstable_scheduleCallback;
exports.unstable_shouldYield = unstable_shouldYield;
exports.unstable_wrapCallback = unstable_wrapCallback;
function handleAbortError() {}
var perf = window.performance,
setTimeout = window.setTimeout,
scheduler = global.scheduler,
getCurrentTime = perf.now.bind(perf),
deadline = 0,
currentPriorityLevel_DEPRECATED = 3;
exports.unstable_IdlePriority = 5;
exports.unstable_ImmediatePriority = 1;
exports.unstable_LowPriority = 4;
exports.unstable_NormalPriority = 3;
exports.unstable_Profiling = null;
exports.unstable_UserBlockingPriority = 2;
exports.unstable_cancelCallback = function (node) {
node._controller.abort();
};
exports.unstable_continueExecution = function () {};
exports.unstable_forceFrameRate = function () {};
exports.unstable_getCurrentPriorityLevel = function () {
return currentPriorityLevel_DEPRECATED;
};
exports.unstable_getFirstCallbackNode = function () {
return null;
};
exports.unstable_next = function (callback) {
switch (currentPriorityLevel_DEPRECATED) {
case 1:
case 2:
case 3:
var priorityLevel = 3;
break;
default:
priorityLevel = currentPriorityLevel_DEPRECATED;
}
var previousPriorityLevel = currentPriorityLevel_DEPRECATED;
currentPriorityLevel_DEPRECATED = priorityLevel;
try {
return callback();
} finally {
currentPriorityLevel_DEPRECATED = previousPriorityLevel;
}
};
exports.unstable_now = getCurrentTime;
exports.unstable_pauseExecution = function () {};
exports.unstable_requestPaint = function () {};
exports.unstable_runWithPriority = function (priorityLevel, callback) {
var previousPriorityLevel = currentPriorityLevel_DEPRECATED;
currentPriorityLevel_DEPRECATED = priorityLevel;
try {
return callback();
} finally {
currentPriorityLevel_DEPRECATED = previousPriorityLevel;
}
};
exports.unstable_scheduleCallback = function (
priorityLevel,
callback,
options
) {
switch (priorityLevel) {
case 1:
case 2:
var postTaskPriority = "user-blocking";
break;
case 4:
case 3:
postTaskPriority = "user-visible";
break;
case 5:
postTaskPriority = "background";
break;
default:
postTaskPriority = "user-visible";
}
var controller = new TaskController({ priority: postTaskPriority });
options = {
delay:
"object" === typeof options && null !== options ? options.delay : 0,
signal: controller.signal
};
controller = { _controller: controller };
scheduler
.postTask(
runTask.bind(
null,
priorityLevel,
postTaskPriority,
controller,
callback
),
options
)
.catch(handleAbortError);
return controller;
};
exports.unstable_shouldYield = function () {
return getCurrentTime() >= deadline;
};
exports.unstable_wrapCallback = function (callback) {
var parentPriorityLevel = currentPriorityLevel_DEPRECATED;
return function () {
var previousPriorityLevel = currentPriorityLevel_DEPRECATED;
currentPriorityLevel_DEPRECATED = parentPriorityLevel;
try {
return callback();
} finally {
currentPriorityLevel_DEPRECATED = previousPriorityLevel;
}
};
};
})();
}

@@ -1,5 +0,6 @@

/** @license React vundefined
/**
* @license React
* scheduler.development.js
*
* Copyright (c) Facebook, Inc. and its affiliates.
* Copyright (c) Meta Platforms, Inc. and affiliates.
*

@@ -10,600 +11,355 @@ * This source code is licensed under the MIT license found in the

'use strict';
"use strict";
"production" !== process.env.NODE_ENV &&
(function () {
function performWorkUntilDeadline() {
if (isMessageLoopRunning) {
var currentTime = exports.unstable_now();
startTime = currentTime;
var hasMoreWork = !0;
try {
a: {
isHostCallbackScheduled = !1;
isHostTimeoutScheduled &&
((isHostTimeoutScheduled = !1),
localClearTimeout(taskTimeoutID),
(taskTimeoutID = -1));
isPerformingWork = !0;
var previousPriorityLevel = currentPriorityLevel;
try {
b: {
advanceTimers(currentTime);
for (
currentTask = peek(taskQueue);
null !== currentTask &&
!(
currentTask.expirationTime > currentTime &&
shouldYieldToHost()
);
if (process.env.NODE_ENV !== "production") {
(function() {
'use strict';
var enableSchedulerDebugging = false;
var enableProfiling = false;
function push(heap, node) {
var index = heap.length;
heap.push(node);
siftUp(heap, node, index);
}
function peek(heap) {
return heap.length === 0 ? null : heap[0];
}
function pop(heap) {
if (heap.length === 0) {
return null;
}
var first = heap[0];
var last = heap.pop();
if (last !== first) {
heap[0] = last;
siftDown(heap, last, 0);
}
return first;
}
function siftUp(heap, node, i) {
var index = i;
while (index > 0) {
var parentIndex = index - 1 >>> 1;
var parent = heap[parentIndex];
if (compare(parent, node) > 0) {
// The parent is larger. Swap positions.
heap[parentIndex] = node;
heap[index] = parent;
index = parentIndex;
} else {
// The parent is smaller. Exit.
return;
) {
var callback = currentTask.callback;
if ("function" === typeof callback) {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var continuationCallback = callback(
currentTask.expirationTime <= currentTime
);
currentTime = exports.unstable_now();
if ("function" === typeof continuationCallback) {
currentTask.callback = continuationCallback;
advanceTimers(currentTime);
hasMoreWork = !0;
break b;
}
currentTask === peek(taskQueue) && pop(taskQueue);
advanceTimers(currentTime);
} else pop(taskQueue);
currentTask = peek(taskQueue);
}
if (null !== currentTask) hasMoreWork = !0;
else {
var firstTimer = peek(timerQueue);
null !== firstTimer &&
requestHostTimeout(
handleTimeout,
firstTimer.startTime - currentTime
);
hasMoreWork = !1;
}
}
break a;
} finally {
(currentTask = null),
(currentPriorityLevel = previousPriorityLevel),
(isPerformingWork = !1);
}
hasMoreWork = void 0;
}
} finally {
hasMoreWork
? schedulePerformWorkUntilDeadline()
: (isMessageLoopRunning = !1);
}
}
}
}
}
function siftDown(heap, node, i) {
var index = i;
var length = heap.length;
var halfLength = length >>> 1;
while (index < halfLength) {
var leftIndex = (index + 1) * 2 - 1;
var left = heap[leftIndex];
var rightIndex = leftIndex + 1;
var right = heap[rightIndex]; // If the left or right node is smaller, swap with the smaller of those.
if (compare(left, node) < 0) {
if (rightIndex < length && compare(right, left) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
} else {
heap[index] = left;
heap[leftIndex] = node;
index = leftIndex;
function push(heap, node) {
var index = heap.length;
heap.push(node);
a: for (; 0 < index; ) {
var parentIndex = (index - 1) >>> 1,
parent = heap[parentIndex];
if (0 < compare(parent, node))
(heap[parentIndex] = node),
(heap[index] = parent),
(index = parentIndex);
else break a;
}
} else if (rightIndex < length && compare(right, node) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
} else {
// Neither child is smaller. Exit.
return;
}
}
}
function compare(a, b) {
// Compare sort index first, then task id.
var diff = a.sortIndex - b.sortIndex;
return diff !== 0 ? diff : a.id - b.id;
}
// TODO: Use symbols?
var ImmediatePriority = 1;
var UserBlockingPriority = 2;
var NormalPriority = 3;
var LowPriority = 4;
var IdlePriority = 5;
function markTaskErrored(task, ms) {
}
/* eslint-disable no-var */
var hasPerformanceNow = typeof performance === 'object' && typeof performance.now === 'function';
if (hasPerformanceNow) {
var localPerformance = performance;
exports.unstable_now = function () {
return localPerformance.now();
};
} else {
var localDate = Date;
var initialTime = localDate.now();
exports.unstable_now = function () {
return localDate.now() - initialTime;
};
} // Max 31 bit integer. The max integer size in V8 for 32-bit systems.
// Math.pow(2, 30) - 1
// 0b111111111111111111111111111111
var maxSigned31BitInt = 1073741823; // Times out immediately
var IMMEDIATE_PRIORITY_TIMEOUT = -1; // Eventually times out
var USER_BLOCKING_PRIORITY_TIMEOUT = 250;
var NORMAL_PRIORITY_TIMEOUT = 5000;
var LOW_PRIORITY_TIMEOUT = 10000; // Never times out
var IDLE_PRIORITY_TIMEOUT = maxSigned31BitInt; // Tasks are stored on a min heap
var taskQueue = [];
var timerQueue = []; // Incrementing id counter. Used to maintain insertion order.
var taskIdCounter = 1; // Pausing the scheduler is useful for debugging.
var currentTask = null;
var currentPriorityLevel = NormalPriority; // This is set while performing work, to prevent re-entrancy.
var isPerformingWork = false;
var isHostCallbackScheduled = false;
var isHostTimeoutScheduled = false; // Capture local references to native APIs, in case a polyfill overrides them.
var localSetTimeout = typeof setTimeout === 'function' ? setTimeout : null;
var localClearTimeout = typeof clearTimeout === 'function' ? clearTimeout : null;
var localSetImmediate = typeof setImmediate !== 'undefined' ? setImmediate : null; // IE and Node.js + jsdom
function advanceTimers(currentTime) {
// Check for tasks that are no longer delayed and add them to the queue.
var timer = peek(timerQueue);
while (timer !== null) {
if (timer.callback === null) {
// Timer was cancelled.
pop(timerQueue);
} else if (timer.startTime <= currentTime) {
// Timer fired. Transfer to the task queue.
pop(timerQueue);
timer.sortIndex = timer.expirationTime;
push(taskQueue, timer);
} else {
// Remaining timers are pending.
return;
function peek(heap) {
return 0 === heap.length ? null : heap[0];
}
function pop(heap) {
if (0 === heap.length) return null;
var first = heap[0],
last = heap.pop();
if (last !== first) {
heap[0] = last;
a: for (
var index = 0, length = heap.length, halfLength = length >>> 1;
index < halfLength;
timer = peek(timerQueue);
}
}
function handleTimeout(currentTime) {
isHostTimeoutScheduled = false;
advanceTimers(currentTime);
if (!isHostCallbackScheduled) {
if (peek(taskQueue) !== null) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
} else {
var firstTimer = peek(timerQueue);
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
}
}
}
}
function flushWork(hasTimeRemaining, initialTime) {
isHostCallbackScheduled = false;
if (isHostTimeoutScheduled) {
// We scheduled a timeout but it's no longer needed. Cancel it.
isHostTimeoutScheduled = false;
cancelHostTimeout();
}
isPerformingWork = true;
var previousPriorityLevel = currentPriorityLevel;
try {
if (enableProfiling) {
try {
return workLoop(hasTimeRemaining, initialTime);
} catch (error) {
if (currentTask !== null) {
var currentTime = exports.unstable_now();
markTaskErrored(currentTask, currentTime);
currentTask.isQueued = false;
) {
var leftIndex = 2 * (index + 1) - 1,
left = heap[leftIndex],
rightIndex = leftIndex + 1,
right = heap[rightIndex];
if (0 > compare(left, last))
rightIndex < length && 0 > compare(right, left)
? ((heap[index] = right),
(heap[rightIndex] = last),
(index = rightIndex))
: ((heap[index] = left),
(heap[leftIndex] = last),
(index = leftIndex));
else if (rightIndex < length && 0 > compare(right, last))
(heap[index] = right),
(heap[rightIndex] = last),
(index = rightIndex);
else break a;
}
throw error;
}
} else {
// No catch in prod code path.
return workLoop(hasTimeRemaining, initialTime);
return first;
}
} finally {
currentTask = null;
currentPriorityLevel = previousPriorityLevel;
isPerformingWork = false;
}
}
function workLoop(hasTimeRemaining, initialTime) {
var currentTime = initialTime;
advanceTimers(currentTime);
currentTask = peek(taskQueue);
while (currentTask !== null && !(enableSchedulerDebugging )) {
if (currentTask.expirationTime > currentTime && (!hasTimeRemaining || shouldYieldToHost())) {
// This currentTask hasn't expired, and we've reached the deadline.
break;
function compare(a, b) {
var diff = a.sortIndex - b.sortIndex;
return 0 !== diff ? diff : a.id - b.id;
}
var callback = currentTask.callback;
if (typeof callback === 'function') {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
var continuationCallback = callback(didUserCallbackTimeout);
currentTime = exports.unstable_now();
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
} else {
if (currentTask === peek(taskQueue)) {
pop(taskQueue);
}
function advanceTimers(currentTime) {
for (var timer = peek(timerQueue); null !== timer; ) {
if (null === timer.callback) pop(timerQueue);
else if (timer.startTime <= currentTime)
pop(timerQueue),
(timer.sortIndex = timer.expirationTime),
push(taskQueue, timer);
else break;
timer = peek(timerQueue);
}
}
function handleTimeout(currentTime) {
isHostTimeoutScheduled = !1;
advanceTimers(currentTime);
} else {
pop(taskQueue);
if (!isHostCallbackScheduled)
if (null !== peek(taskQueue))
(isHostCallbackScheduled = !0), requestHostCallback();
else {
var firstTimer = peek(timerQueue);
null !== firstTimer &&
requestHostTimeout(
handleTimeout,
firstTimer.startTime - currentTime
);
}
}
currentTask = peek(taskQueue);
} // Return whether there's additional work
if (currentTask !== null) {
return true;
} else {
var firstTimer = peek(timerQueue);
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
function shouldYieldToHost() {
return exports.unstable_now() - startTime < frameInterval ? !1 : !0;
}
return false;
}
}
function unstable_runWithPriority(priorityLevel, eventHandler) {
switch (priorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
case LowPriority:
case IdlePriority:
break;
default:
priorityLevel = NormalPriority;
}
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
}
function unstable_next(eventHandler) {
var priorityLevel;
switch (currentPriorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
// Shift down to normal priority
priorityLevel = NormalPriority;
break;
default:
// Anything lower than normal priority should remain at the current level.
priorityLevel = currentPriorityLevel;
break;
}
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
}
function unstable_wrapCallback(callback) {
var parentPriorityLevel = currentPriorityLevel;
return function () {
// This is a fork of runWithPriority, inlined for performance.
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = parentPriorityLevel;
try {
return callback.apply(this, arguments);
} finally {
currentPriorityLevel = previousPriorityLevel;
function requestHostCallback() {
isMessageLoopRunning ||
((isMessageLoopRunning = !0), schedulePerformWorkUntilDeadline());
}
};
}
function unstable_scheduleCallback(priorityLevel, callback, options) {
var currentTime = exports.unstable_now();
var startTime;
if (typeof options === 'object' && options !== null) {
var delay = options.delay;
if (typeof delay === 'number' && delay > 0) {
startTime = currentTime + delay;
function requestHostTimeout(callback, ms) {
taskTimeoutID = localSetTimeout(function () {
callback(exports.unstable_now());
}, ms);
}
"undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
"function" ===
typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart &&
__REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStart(Error());
exports.unstable_now = void 0;
if (
"object" === typeof performance &&
"function" === typeof performance.now
) {
var localPerformance = performance;
exports.unstable_now = function () {
return localPerformance.now();
};
} else {
startTime = currentTime;
var localDate = Date,
initialTime = localDate.now();
exports.unstable_now = function () {
return localDate.now() - initialTime;
};
}
} else {
startTime = currentTime;
}
var timeout;
switch (priorityLevel) {
case ImmediatePriority:
timeout = IMMEDIATE_PRIORITY_TIMEOUT;
break;
case UserBlockingPriority:
timeout = USER_BLOCKING_PRIORITY_TIMEOUT;
break;
case IdlePriority:
timeout = IDLE_PRIORITY_TIMEOUT;
break;
case LowPriority:
timeout = LOW_PRIORITY_TIMEOUT;
break;
case NormalPriority:
default:
timeout = NORMAL_PRIORITY_TIMEOUT;
break;
}
var expirationTime = startTime + timeout;
var newTask = {
id: taskIdCounter++,
callback: callback,
priorityLevel: priorityLevel,
startTime: startTime,
expirationTime: expirationTime,
sortIndex: -1
};
if (startTime > currentTime) {
// This is a delayed task.
newTask.sortIndex = startTime;
push(timerQueue, newTask);
if (peek(taskQueue) === null && newTask === peek(timerQueue)) {
// All tasks are delayed, and this is the task with the earliest delay.
if (isHostTimeoutScheduled) {
// Cancel an existing timeout.
cancelHostTimeout();
} else {
isHostTimeoutScheduled = true;
} // Schedule a timeout.
requestHostTimeout(handleTimeout, startTime - currentTime);
}
} else {
newTask.sortIndex = expirationTime;
push(taskQueue, newTask);
// wait until the next time we yield.
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
}
}
return newTask;
}
function unstable_pauseExecution() {
}
function unstable_continueExecution() {
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
}
}
function unstable_getFirstCallbackNode() {
return peek(taskQueue);
}
function unstable_cancelCallback(task) {
// remove from the queue because you can't remove arbitrary nodes from an
// array based heap, only the first one.)
task.callback = null;
}
function unstable_getCurrentPriorityLevel() {
return currentPriorityLevel;
}
var isMessageLoopRunning = false;
var scheduledHostCallback = null;
var taskTimeoutID = -1; // Scheduler periodically yields in case there is other work on the main
// thread, like user events. By default, it yields multiple times per frame.
// It does not attempt to align with frame boundaries, since most tasks don't
// need to be frame aligned; for those that do, use requestAnimationFrame.
var yieldInterval = 5;
var deadline = 0; // TODO: Make this configurable
function shouldYieldToHost() {
{
// `isInputPending` is not available. Since we have no way of knowing if
// there's pending input, always yield at the end of the frame.
return exports.unstable_now() >= deadline;
}
}
function requestPaint() {
}
function forceFrameRate(fps) {
if (fps < 0 || fps > 125) {
// Using console['error'] to evade Babel and ESLint
console['error']('forceFrameRate takes a positive int between 0 and 125, ' + 'forcing frame rates higher than 125 fps is not supported');
return;
}
if (fps > 0) {
yieldInterval = Math.floor(1000 / fps);
} else {
// reset the framerate
yieldInterval = 5;
}
}
var performWorkUntilDeadline = function () {
if (scheduledHostCallback !== null) {
var currentTime = exports.unstable_now(); // Yield after `yieldInterval` ms, regardless of where we are in the vsync
// cycle. This means there's always time remaining at the beginning of
// the message event.
deadline = currentTime + yieldInterval;
var hasTimeRemaining = true; // If a scheduler task throws, exit the current browser task so the
// error can be observed.
//
// Intentionally not using a try-catch, since that makes some debugging
// techniques harder. Instead, if `scheduledHostCallback` errors, then
// `hasMoreWork` will remain true, and we'll continue the work loop.
var hasMoreWork = true;
try {
hasMoreWork = scheduledHostCallback(hasTimeRemaining, currentTime);
} finally {
if (hasMoreWork) {
// If there's more work, schedule the next message event at the end
// of the preceding one.
schedulePerformWorkUntilDeadline();
} else {
isMessageLoopRunning = false;
scheduledHostCallback = null;
var taskQueue = [],
timerQueue = [],
taskIdCounter = 1,
currentTask = null,
currentPriorityLevel = 3,
isPerformingWork = !1,
isHostCallbackScheduled = !1,
isHostTimeoutScheduled = !1,
localSetTimeout = "function" === typeof setTimeout ? setTimeout : null,
localClearTimeout =
"function" === typeof clearTimeout ? clearTimeout : null,
localSetImmediate =
"undefined" !== typeof setImmediate ? setImmediate : null,
isMessageLoopRunning = !1,
taskTimeoutID = -1,
frameInterval = 5,
startTime = -1;
if ("function" === typeof localSetImmediate)
var schedulePerformWorkUntilDeadline = function () {
localSetImmediate(performWorkUntilDeadline);
};
else if ("undefined" !== typeof MessageChannel) {
var channel = new MessageChannel(),
port = channel.port2;
channel.port1.onmessage = performWorkUntilDeadline;
schedulePerformWorkUntilDeadline = function () {
port.postMessage(null);
};
} else
schedulePerformWorkUntilDeadline = function () {
localSetTimeout(performWorkUntilDeadline, 0);
};
exports.unstable_IdlePriority = 5;
exports.unstable_ImmediatePriority = 1;
exports.unstable_LowPriority = 4;
exports.unstable_NormalPriority = 3;
exports.unstable_Profiling = null;
exports.unstable_UserBlockingPriority = 2;
exports.unstable_cancelCallback = function (task) {
task.callback = null;
};
exports.unstable_continueExecution = function () {
isHostCallbackScheduled ||
isPerformingWork ||
((isHostCallbackScheduled = !0), requestHostCallback());
};
exports.unstable_forceFrameRate = function (fps) {
0 > fps || 125 < fps
? console.error(
"forceFrameRate takes a positive int between 0 and 125, forcing frame rates higher than 125 fps is not supported"
)
: (frameInterval = 0 < fps ? Math.floor(1e3 / fps) : 5);
};
exports.unstable_getCurrentPriorityLevel = function () {
return currentPriorityLevel;
};
exports.unstable_getFirstCallbackNode = function () {
return peek(taskQueue);
};
exports.unstable_next = function (eventHandler) {
switch (currentPriorityLevel) {
case 1:
case 2:
case 3:
var priorityLevel = 3;
break;
default:
priorityLevel = currentPriorityLevel;
}
}
} else {
isMessageLoopRunning = false;
} // Yielding to the browser will give it a chance to paint, so we can
};
var schedulePerformWorkUntilDeadline;
if (typeof localSetImmediate === 'function') {
// Node.js and old IE.
// There's a few reasons for why we prefer setImmediate.
//
// Unlike MessageChannel, it doesn't prevent a Node.js process from exiting.
// (Even though this is a DOM fork of the Scheduler, you could get here
// with a mix of Node.js 15+, which has a MessageChannel, and jsdom.)
// https://github.com/facebook/react/issues/20756
//
// But also, it runs earlier which is the semantic we want.
// If other browsers ever implement it, it's better to use it.
// Although both of these would be inferior to native scheduling.
schedulePerformWorkUntilDeadline = function () {
localSetImmediate(performWorkUntilDeadline);
};
} else if (typeof MessageChannel !== 'undefined') {
// DOM and Worker environments.
// We prefer MessageChannel because of the 4ms setTimeout clamping.
var channel = new MessageChannel();
var port = channel.port2;
channel.port1.onmessage = performWorkUntilDeadline;
schedulePerformWorkUntilDeadline = function () {
port.postMessage(null);
};
} else {
// We should only fallback here in non-browser environments.
schedulePerformWorkUntilDeadline = function () {
localSetTimeout(performWorkUntilDeadline, 0);
};
}
function requestHostCallback(callback) {
scheduledHostCallback = callback;
if (!isMessageLoopRunning) {
isMessageLoopRunning = true;
schedulePerformWorkUntilDeadline();
}
}
function requestHostTimeout(callback, ms) {
taskTimeoutID = localSetTimeout(function () {
callback(exports.unstable_now());
}, ms);
}
function cancelHostTimeout() {
localClearTimeout(taskTimeoutID);
taskTimeoutID = -1;
}
var unstable_requestPaint = requestPaint;
var unstable_Profiling = null;
exports.unstable_IdlePriority = IdlePriority;
exports.unstable_ImmediatePriority = ImmediatePriority;
exports.unstable_LowPriority = LowPriority;
exports.unstable_NormalPriority = NormalPriority;
exports.unstable_Profiling = unstable_Profiling;
exports.unstable_UserBlockingPriority = UserBlockingPriority;
exports.unstable_cancelCallback = unstable_cancelCallback;
exports.unstable_continueExecution = unstable_continueExecution;
exports.unstable_forceFrameRate = forceFrameRate;
exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel;
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
exports.unstable_next = unstable_next;
exports.unstable_pauseExecution = unstable_pauseExecution;
exports.unstable_requestPaint = unstable_requestPaint;
exports.unstable_runWithPriority = unstable_runWithPriority;
exports.unstable_scheduleCallback = unstable_scheduleCallback;
exports.unstable_shouldYield = shouldYieldToHost;
exports.unstable_wrapCallback = unstable_wrapCallback;
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
};
exports.unstable_pauseExecution = function () {};
exports.unstable_requestPaint = function () {};
exports.unstable_runWithPriority = function (priorityLevel, eventHandler) {
switch (priorityLevel) {
case 1:
case 2:
case 3:
case 4:
case 5:
break;
default:
priorityLevel = 3;
}
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
};
exports.unstable_scheduleCallback = function (
priorityLevel,
callback,
options
) {
var currentTime = exports.unstable_now();
"object" === typeof options && null !== options
? ((options = options.delay),
(options =
"number" === typeof options && 0 < options
? currentTime + options
: currentTime))
: (options = currentTime);
switch (priorityLevel) {
case 1:
var timeout = -1;
break;
case 2:
timeout = 250;
break;
case 5:
timeout = 1073741823;
break;
case 4:
timeout = 1e4;
break;
default:
timeout = 5e3;
}
timeout = options + timeout;
priorityLevel = {
id: taskIdCounter++,
callback: callback,
priorityLevel: priorityLevel,
startTime: options,
expirationTime: timeout,
sortIndex: -1
};
options > currentTime
? ((priorityLevel.sortIndex = options),
push(timerQueue, priorityLevel),
null === peek(taskQueue) &&
priorityLevel === peek(timerQueue) &&
(isHostTimeoutScheduled
? (localClearTimeout(taskTimeoutID), (taskTimeoutID = -1))
: (isHostTimeoutScheduled = !0),
requestHostTimeout(handleTimeout, options - currentTime)))
: ((priorityLevel.sortIndex = timeout),
push(taskQueue, priorityLevel),
isHostCallbackScheduled ||
isPerformingWork ||
((isHostCallbackScheduled = !0), requestHostCallback()));
return priorityLevel;
};
exports.unstable_shouldYield = shouldYieldToHost;
exports.unstable_wrapCallback = function (callback) {
var parentPriorityLevel = currentPriorityLevel;
return function () {
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = parentPriorityLevel;
try {
return callback.apply(this, arguments);
} finally {
currentPriorityLevel = previousPriorityLevel;
}
};
};
"undefined" !== typeof __REACT_DEVTOOLS_GLOBAL_HOOK__ &&
"function" ===
typeof __REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop &&
__REACT_DEVTOOLS_GLOBAL_HOOK__.registerInternalModuleStop(Error());
})();
}
'use strict';
if (process.env.NODE_ENV === 'production') {
module.exports = require('./cjs/scheduler.production.min.js');
module.exports = require('./cjs/scheduler.production.js');
} else {
module.exports = require('./cjs/scheduler.development.js');
}
{
"name": "scheduler",
"version": "0.0.0-experimental-28625c6f4",
"version": "0.0.0-experimental-28668d39-20241023",
"description": "Cooperative scheduler for the browser environment.",
"main": "index.js",
"repository": {

@@ -18,22 +17,12 @@ "type": "git",

},
"homepage": "https://reactjs.org/",
"dependencies": {
"loose-envify": "^1.1.0",
"object-assign": "^4.1.1"
},
"homepage": "https://react.dev/",
"files": [
"LICENSE",
"README.md",
"build-info.json",
"index.js",
"index.native.js",
"unstable_mock.js",
"unstable_post_task.js",
"cjs/",
"umd/"
],
"browserify": {
"transform": [
"loose-envify"
]
}
"cjs/"
]
}
'use strict';
if (process.env.NODE_ENV === 'production') {
module.exports = require('./cjs/scheduler-unstable_mock.production.min.js');
module.exports = require('./cjs/scheduler-unstable_mock.production.js');
} else {
module.exports = require('./cjs/scheduler-unstable_mock.development.js');
}
'use strict';
if (process.env.NODE_ENV === 'production') {
module.exports = require('./cjs/scheduler-unstable_post_task.production.min.js');
module.exports = require('./cjs/scheduler-unstable_post_task.production.js');
} else {
module.exports = require('./cjs/scheduler-unstable_post_task.development.js');
}

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