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scheduler - npm Package Compare versions

Comparing version 0.0.0-ea6ed3dbb to 0.0.0-ec372faef

cjs/scheduler-unstable_no_dom.development.js
cjs/scheduler-unstable_no_dom.production.min.js
cjs/scheduler-unstable_post_task_only.development.js
cjs/scheduler-unstable_post_task_only.production.min.js
cjs/scheduler-unstable_post_task.development.js
cjs/scheduler-unstable_post_task.production.min.js
unstable_no_dom.js
unstable_post_task.js

128

cjs/scheduler-tracing.development.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler-tracing.development.js

@@ -12,4 +12,2 @@ *

if (process.env.NODE_ENV !== "production") {

@@ -19,98 +17,2 @@ (function() {

Object.defineProperty(exports, '__esModule', { value: true });
// Helps identify side effects in render-phase lifecycle hooks and setState
// reducers by double invoking them in Strict Mode.
// To preserve the "Pause on caught exceptions" behavior of the debugger, we
// replay the begin phase of a failed component inside invokeGuardedCallback.
// Warn about deprecated, async-unsafe lifecycles; relates to RFC #6:
// Gather advanced timing metrics for Profiler subtrees.
// Trace which interactions trigger each commit.
var enableSchedulerTracing = true; // SSR experiments
// Flight experiments
// Only used in www builds.
// Only used in www builds.
// Disable javascript: URL strings in href for XSS protection.
// These APIs will no longer be "unstable" in the upcoming 16.7 release,
// Control this behavior with a flag to support 16.6 minor releases in the meanwhile.
// Experimental React Flare event system and event components support.
// Experimental Host Component support.
// Experimental Scope support.
// New API for JSX transforms to target - https://github.com/reactjs/rfcs/pull/107
// We will enforce mocking scheduler with scheduler/unstable_mock at some point. (v17?)
// Till then, we warn about the missing mock, but still fallback to a legacy mode compatible version
// For tests, we flush suspense fallbacks in an act scope;
// *except* in some of our own tests, where we test incremental loading states.
// Add a callback property to suspense to notify which promises are currently
// in the update queue. This allows reporting and tracing of what is causing
// the user to see a loading state.
// Also allows hydration callbacks to fire when a dehydrated boundary gets
// hydrated or deleted.
// Part of the simplification of React.createElement so we can eventually move
// from React.createElement to React.jsx
// https://github.com/reactjs/rfcs/blob/createlement-rfc/text/0000-create-element-changes.md
// Flag to turn event.target and event.currentTarget in ReactNative from a reactTag to a component instance
// Controls sequence of passive effect destroy and create functions.
// If this flag is off, destroy and create functions may be interleaved.
// When the falg is on, all destroy functions will be run (for all fibers)
// before any create functions are run, similar to how layout effects work.
// This flag provides a killswitch if that proves to break existing code somehow.
// Controls behavior of deferred effect destroy functions during unmount.
// Previously these functions were run during commit (along with layout effects).
// Ideally we should delay these until after commit for performance reasons.
// This flag provides a killswitch if that proves to break existing code somehow.
//
// WARNING This flag only has an affect if used with runAllPassiveEffectDestroysBeforeCreates.
// --------------------------
// Future APIs to be deprecated
// --------------------------
// Prevent the value and checked attributes from syncing
// with their related DOM properties
// Disables React.createFactory
// Disables hydrate, render, findDOMNode, unmountComponentAtNode
// Disables children for <textarea> elements
// Disables Maps as ReactElement children
// Disables ReactDOM.unstable_renderSubtreeIntoContainer
// We should remove this flag once the above flag becomes enabled
// Disables ReactDOM.unstable_createPortal
// Modern event system where events get registered at roots
var DEFAULT_THREAD_ID = 0; // Counters used to generate unique IDs.

@@ -128,3 +30,3 @@

if (enableSchedulerTracing) {
{
exports.__interactionsRef = {

@@ -137,7 +39,3 @@ current: new Set()

}
function unstable_clear(callback) {
if (!enableSchedulerTracing) {
return callback();
}

@@ -154,5 +52,3 @@ var prevInteractions = exports.__interactionsRef.current;

function unstable_getCurrent() {
if (!enableSchedulerTracing) {
return null;
} else {
{
return exports.__interactionsRef.current;

@@ -167,6 +63,2 @@ }

if (!enableSchedulerTracing) {
return callback();
}
var interaction = {

@@ -224,6 +116,2 @@ __count: 1,

if (!enableSchedulerTracing) {
return callback;
}
var wrappedInteractions = exports.__interactionsRef.current;

@@ -314,3 +202,3 @@ var subscriber = exports.__subscriberRef.current;

if (enableSchedulerTracing) {
{
subscribers = new Set();

@@ -320,3 +208,3 @@ }

function unstable_subscribe(subscriber) {
if (enableSchedulerTracing) {
{
subscribers.add(subscriber);

@@ -337,3 +225,3 @@

function unstable_unsubscribe(subscriber) {
if (enableSchedulerTracing) {
{
subscribers.delete(subscriber);

@@ -464,7 +352,7 @@

exports.unstable_getThreadID = unstable_getThreadID;
exports.unstable_subscribe = unstable_subscribe;
exports.unstable_trace = unstable_trace;
exports.unstable_unsubscribe = unstable_unsubscribe;
exports.unstable_wrap = unstable_wrap;
exports.unstable_subscribe = unstable_subscribe;
exports.unstable_unsubscribe = unstable_unsubscribe;
})();
}

5

cjs/scheduler-tracing.production.min.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler-tracing.production.min.js

@@ -9,3 +9,2 @@ *

*/
'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var b=0;exports.__interactionsRef=null;exports.__subscriberRef=null;exports.unstable_clear=function(a){return a()};exports.unstable_getCurrent=function(){return null};exports.unstable_getThreadID=function(){return++b};exports.unstable_trace=function(a,d,c){return c()};exports.unstable_wrap=function(a){return a};exports.unstable_subscribe=function(){};exports.unstable_unsubscribe=function(){};
'use strict';var b=0;exports.__interactionsRef=null;exports.__subscriberRef=null;exports.unstable_clear=function(a){return a()};exports.unstable_getCurrent=function(){return null};exports.unstable_getThreadID=function(){return++b};exports.unstable_subscribe=function(){};exports.unstable_trace=function(a,d,c){return c()};exports.unstable_unsubscribe=function(){};exports.unstable_wrap=function(a){return a};

12

cjs/scheduler-tracing.profiling.min.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler-tracing.profiling.min.js

@@ -9,9 +9,9 @@ *

*/
'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var g=0,l=0;exports.__interactionsRef=null;exports.__subscriberRef=null;exports.__interactionsRef={current:new Set};exports.__subscriberRef={current:null};var m=null;m=new Set;function n(e){var d=!1,a=null;m.forEach(function(c){try{c.onInteractionTraced(e)}catch(b){d||(d=!0,a=b)}});if(d)throw a;}
function p(e){var d=!1,a=null;m.forEach(function(c){try{c.onInteractionScheduledWorkCompleted(e)}catch(b){d||(d=!0,a=b)}});if(d)throw a;}function q(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkScheduled(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}function r(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkStarted(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}function t(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkStopped(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}
function u(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkCanceled(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}exports.unstable_clear=function(e){var d=exports.__interactionsRef.current;exports.__interactionsRef.current=new Set;try{return e()}finally{exports.__interactionsRef.current=d}};exports.unstable_getCurrent=function(){return exports.__interactionsRef.current};exports.unstable_getThreadID=function(){return++l};
'use strict';var g=0,l=0;exports.__interactionsRef=null;exports.__subscriberRef=null;exports.__interactionsRef={current:new Set};exports.__subscriberRef={current:null};var m=null;m=new Set;function n(e){var d=!1,a=null;m.forEach(function(c){try{c.onInteractionTraced(e)}catch(b){d||(d=!0,a=b)}});if(d)throw a;}function p(e){var d=!1,a=null;m.forEach(function(c){try{c.onInteractionScheduledWorkCompleted(e)}catch(b){d||(d=!0,a=b)}});if(d)throw a;}
function q(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkScheduled(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}function r(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkStarted(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}function t(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkStopped(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}function u(e,d){var a=!1,c=null;m.forEach(function(b){try{b.onWorkCanceled(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}
exports.unstable_clear=function(e){var d=exports.__interactionsRef.current;exports.__interactionsRef.current=new Set;try{return e()}finally{exports.__interactionsRef.current=d}};exports.unstable_getCurrent=function(){return exports.__interactionsRef.current};exports.unstable_getThreadID=function(){return++l};
exports.unstable_subscribe=function(e){m.add(e);1===m.size&&(exports.__subscriberRef.current={onInteractionScheduledWorkCompleted:p,onInteractionTraced:n,onWorkCanceled:u,onWorkScheduled:q,onWorkStarted:r,onWorkStopped:t})};
exports.unstable_trace=function(e,d,a){var c=3<arguments.length&&void 0!==arguments[3]?arguments[3]:0,b={__count:1,id:g++,name:e,timestamp:d},f=exports.__interactionsRef.current,k=new Set(f);k.add(b);exports.__interactionsRef.current=k;var h=exports.__subscriberRef.current;try{if(null!==h)h.onInteractionTraced(b)}finally{try{if(null!==h)h.onWorkStarted(k,c)}finally{try{var v=a()}finally{exports.__interactionsRef.current=f;try{if(null!==h)h.onWorkStopped(k,c)}finally{if(b.__count--,null!==h&&0===b.__count)h.onInteractionScheduledWorkCompleted(b)}}}}return v};
exports.unstable_unsubscribe=function(e){m.delete(e);0===m.size&&(exports.__subscriberRef.current=null)};
exports.unstable_wrap=function(e){function d(){var d=exports.__interactionsRef.current;exports.__interactionsRef.current=c;b=exports.__subscriberRef.current;try{try{if(null!==b)b.onWorkStarted(c,a)}finally{try{var h=e.apply(void 0,arguments)}finally{if(exports.__interactionsRef.current=d,null!==b)b.onWorkStopped(c,a)}}return h}finally{f||(f=!0,c.forEach(function(a){a.__count--;if(null!==b&&0===a.__count)b.onInteractionScheduledWorkCompleted(a)}))}}var a=1<arguments.length&&void 0!==arguments[1]?arguments[1]:
0,c=exports.__interactionsRef.current,b=exports.__subscriberRef.current;if(null!==b)b.onWorkScheduled(c,a);c.forEach(function(a){a.__count++});var f=!1;d.cancel=function(){b=exports.__subscriberRef.current;try{if(null!==b)b.onWorkCanceled(c,a)}finally{c.forEach(function(a){a.__count--;if(b&&0===a.__count)b.onInteractionScheduledWorkCompleted(a)})}};return d};
exports.unstable_subscribe=function(e){m.add(e);1===m.size&&(exports.__subscriberRef.current={onInteractionScheduledWorkCompleted:p,onInteractionTraced:n,onWorkCanceled:u,onWorkScheduled:q,onWorkStarted:r,onWorkStopped:t})};exports.unstable_unsubscribe=function(e){m.delete(e);0===m.size&&(exports.__subscriberRef.current=null)};

724

cjs/scheduler-unstable_mock.development.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler-unstable_mock.development.js

@@ -12,4 +12,2 @@ *

if (process.env.NODE_ENV !== "production") {

@@ -19,189 +17,5 @@ (function() {

Object.defineProperty(exports, '__esModule', { value: true });
var enableSchedulerDebugging = false;
var enableProfiling = false;
var enableProfiling = true;
var currentTime = 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 requestHostCallback(callback) {
scheduledCallback = callback;
}
function requestHostTimeout(callback, ms) {
scheduledTimeout = callback;
timeoutTime = currentTime + ms;
}
function cancelHostTimeout() {
scheduledTimeout = null;
timeoutTime = -1;
}
function shouldYieldToHost() {
if (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 currentTime;
}
function forceFrameRate() {// No-op
}
// 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, currentTime);
} while (hasMoreWork && !didStop);
if (!hasMoreWork) {
scheduledCallback = null;
}
} finally {
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, currentTime);
} while (hasMoreWork && !didStop);
if (!hasMoreWork) {
scheduledCallback = null;
}
} 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, currentTime);
if (!hasMoreWork) {
scheduledCallback = null;
}
} 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, currentTime);
} while (hasMoreWork);
if (!hasMoreWork) {
scheduledCallback = null;
}
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) {
if (yieldedValues === null) {
yieldedValues = [value];
} else {
yieldedValues.push(value);
}
}
function unstable_advanceTime(ms) {
currentTime += ms;
if (scheduledTimeout !== null && timeoutTime <= currentTime) {
scheduledTimeout(currentTime);
timeoutTime = -1;
scheduledTimeout = null;
}
}
function requestPaint() {
needsPaint = true;
}
function push(heap, node) {

@@ -290,3 +104,2 @@ var index = heap.length;

// TODO: Use symbols?
var NoPriority = 0;
var ImmediatePriority = 1;

@@ -298,163 +111,5 @@ var UserBlockingPriority = 2;

var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = enableProfiling ? // $FlowFixMe Flow doesn't know about SharedArrayBuffer
typeof SharedArrayBuffer === 'function' ? new SharedArrayBuffer(profilingStateSize * Int32Array.BYTES_PER_ELEMENT) : // $FlowFixMe Flow doesn't know about ArrayBuffer
typeof ArrayBuffer === 'function' ? new ArrayBuffer(profilingStateSize * Int32Array.BYTES_PER_ELEMENT) : null // Don't crash the init path on IE9
: null;
var profilingState = enableProfiling && sharedProfilingBuffer !== null ? new Int32Array(sharedProfilingBuffer) : []; // We can't read this but it helps save bytes for null checks
var PRIORITY = 0;
var CURRENT_TASK_ID = 1;
var CURRENT_RUN_ID = 2;
var QUEUE_SIZE = 3;
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority; // This is maintained with a counter, because the size of the priority queue
// array might include canceled tasks.
profilingState[QUEUE_SIZE] = 0;
profilingState[CURRENT_TASK_ID] = 0;
} // Bytes per element is 4
var INITIAL_EVENT_LOG_SIZE = 131072;
var MAX_EVENT_LOG_SIZE = 524288; // Equivalent to 2 megabytes
var eventLogSize = 0;
var eventLogBuffer = null;
var eventLog = null;
var eventLogIndex = 0;
var TaskStartEvent = 1;
var TaskCompleteEvent = 2;
var TaskErrorEvent = 3;
var TaskCancelEvent = 4;
var TaskRunEvent = 5;
var TaskYieldEvent = 6;
var SchedulerSuspendEvent = 7;
var SchedulerResumeEvent = 8;
function logEvent(entries) {
if (eventLog !== null) {
var offset = eventLogIndex;
eventLogIndex += entries.length;
if (eventLogIndex + 1 > eventLogSize) {
eventLogSize *= 2;
if (eventLogSize > MAX_EVENT_LOG_SIZE) {
// Using console['error'] to evade Babel and ESLint
console['error']("Scheduler Profiling: Event log exceeded maximum size. Don't " + 'forget to call `stopLoggingProfilingEvents()`.');
stopLoggingProfilingEvents();
return;
}
var newEventLog = new Int32Array(eventLogSize * 4);
newEventLog.set(eventLog);
eventLogBuffer = newEventLog.buffer;
eventLog = newEventLog;
}
eventLog.set(entries, offset);
}
}
function startLoggingProfilingEvents() {
eventLogSize = INITIAL_EVENT_LOG_SIZE;
eventLogBuffer = new ArrayBuffer(eventLogSize * 4);
eventLog = new Int32Array(eventLogBuffer);
eventLogIndex = 0;
}
function stopLoggingProfilingEvents() {
var buffer = eventLogBuffer;
eventLogSize = 0;
eventLogBuffer = null;
eventLog = null;
eventLogIndex = 0;
return buffer;
}
function markTaskStart(task, ms) {
if (enableProfiling) {
profilingState[QUEUE_SIZE]++;
if (eventLog !== null) {
// performance.now returns a float, representing milliseconds. When the
// event is logged, it's coerced to an int. Convert to microseconds to
// maintain extra degrees of precision.
logEvent([TaskStartEvent, ms * 1000, task.id, task.priorityLevel]);
}
}
}
function markTaskCompleted(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
if (enableProfiling) {
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
}
}
}
function markTaskErrored(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
}
}
}
function markTaskRun(task, ms) {
if (enableProfiling) {
runIdCounter++;
profilingState[PRIORITY] = task.priorityLevel;
profilingState[CURRENT_TASK_ID] = task.id;
profilingState[CURRENT_RUN_ID] = runIdCounter;
if (eventLog !== null) {
logEvent([TaskRunEvent, ms * 1000, task.id, runIdCounter]);
}
}
}
function markTaskYield(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[CURRENT_RUN_ID] = 0;
if (eventLog !== null) {
logEvent([TaskYieldEvent, ms * 1000, task.id, runIdCounter]);
}
}
}
function markSchedulerSuspended(ms) {
if (enableProfiling) {
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
function markSchedulerUnsuspended(ms) {
if (enableProfiling) {
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */

@@ -468,7 +123,7 @@ // Math.pow(2, 30) - 1

var USER_BLOCKING_PRIORITY = 250;
var USER_BLOCKING_PRIORITY_TIMEOUT = 250;
var NORMAL_PRIORITY_TIMEOUT = 5000;
var LOW_PRIORITY_TIMEOUT = 10000; // Never times out
var IDLE_PRIORITY = maxSigned31BitInt; // Tasks are stored on a min heap
var IDLE_PRIORITY_TIMEOUT = maxSigned31BitInt; // Tasks are stored on a min heap

@@ -479,4 +134,2 @@ var taskQueue = [];

var taskIdCounter = 1; // Pausing the scheduler is useful for debugging.
var isSchedulerPaused = false;
var currentTask = null;

@@ -488,2 +141,12 @@ var currentPriorityLevel = NormalPriority; // This is set while performing work, to prevent re-entrancy.

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;

@@ -503,7 +166,2 @@ function advanceTimers(currentTime) {

push(taskQueue, timer);
if (enableProfiling) {
markTaskStart(timer, currentTime);
timer.isQueued = true;
}
} else {

@@ -537,5 +195,2 @@ // Remaining timers are pending.

function flushWork(hasTimeRemaining, initialTime) {
if (enableProfiling) {
markSchedulerUnsuspended(initialTime);
} // We'll need a host callback the next time work is scheduled.

@@ -568,3 +223,3 @@

} else {
// No catch in prod codepath.
// No catch in prod code path.
return workLoop(hasTimeRemaining, initialTime);

@@ -576,8 +231,2 @@ }

isPerformingWork = false;
if (enableProfiling) {
var _currentTime = getCurrentTime();
markSchedulerSuspended(_currentTime);
}
}

@@ -591,3 +240,3 @@ }

while (currentTask !== null && !(enableSchedulerDebugging && isSchedulerPaused)) {
while (currentTask !== null && !(enableSchedulerDebugging )) {
if (currentTask.expirationTime > currentTime && (!hasTimeRemaining || shouldYieldToHost())) {

@@ -600,7 +249,7 @@ // This currentTask hasn't expired, and we've reached the deadline.

if (callback !== null) {
if (typeof callback === 'function') {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);

@@ -611,8 +260,3 @@ currentTime = getCurrentTime();

currentTask.callback = continuationCallback;
markTaskYield(currentTask, currentTime);
} else {
if (enableProfiling) {
markTaskCompleted(currentTask, currentTime);
currentTask.isQueued = false;
}

@@ -711,26 +355,5 @@ if (currentTask === peek(taskQueue)) {

function timeoutForPriorityLevel(priorityLevel) {
switch (priorityLevel) {
case ImmediatePriority:
return IMMEDIATE_PRIORITY_TIMEOUT;
case UserBlockingPriority:
return USER_BLOCKING_PRIORITY;
case IdlePriority:
return IDLE_PRIORITY;
case LowPriority:
return LOW_PRIORITY_TIMEOUT;
case NormalPriority:
default:
return NORMAL_PRIORITY_TIMEOUT;
}
}
function unstable_scheduleCallback(priorityLevel, callback, options) {
var currentTime = getCurrentTime();
var startTime;
var timeout;

@@ -745,9 +368,31 @@ if (typeof options === 'object' && options !== null) {

}
timeout = typeof options.timeout === 'number' ? options.timeout : timeoutForPriorityLevel(priorityLevel);
} else {
timeout = timeoutForPriorityLevel(priorityLevel);
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;

@@ -763,6 +408,2 @@ var newTask = {

if (enableProfiling) {
newTask.isQueued = false;
}
if (startTime > currentTime) {

@@ -788,7 +429,2 @@ // This is a delayed task.

push(taskQueue, newTask);
if (enableProfiling) {
markTaskStart(newTask, currentTime);
newTask.isQueued = true;
} // Schedule a host callback, if needed. If we're already performing work,
// wait until the next time we yield.

@@ -807,7 +443,5 @@

function unstable_pauseExecution() {
isSchedulerPaused = true;
}
function unstable_continueExecution() {
isSchedulerPaused = false;

@@ -825,9 +459,2 @@ if (!isHostCallbackScheduled && !isPerformingWork) {

function unstable_cancelCallback(task) {
if (enableProfiling) {
if (task.isQueued) {
var currentTime = getCurrentTime();
markTaskCanceled(task, currentTime);
task.isQueued = false;
}
} // Null out the callback to indicate the task has been canceled. (Can't
// remove from the queue because you can't remove arbitrary nodes from an

@@ -844,44 +471,245 @@ // array based heap, only the first one.)

function unstable_shouldYield() {
var currentTime = getCurrentTime();
advanceTimers(currentTime);
var firstTask = peek(taskQueue);
return firstTask !== currentTask && currentTask !== null && firstTask !== null && firstTask.callback !== null && firstTask.startTime <= currentTime && firstTask.expirationTime < currentTask.expirationTime || shouldYieldToHost();
function requestHostCallback(callback) {
scheduledCallback = callback;
}
var unstable_requestPaint = requestPaint;
var unstable_Profiling = enableProfiling ? {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} : null;
function requestHostTimeout(callback, ms) {
scheduledTimeout = callback;
timeoutTime = currentMockTime + ms;
}
function cancelHostTimeout() {
scheduledTimeout = null;
timeoutTime = -1;
}
function shouldYieldToHost() {
if (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 {
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;
}
} 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;
}
} 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;
}
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_flushExpired = unstable_flushExpired;
exports.unstable_clearYields = unstable_clearYields;
exports.unstable_flushUntilNextPaint = unstable_flushUntilNextPaint;
exports.unstable_flushAll = unstable_flushAll;
exports.unstable_yieldValue = unstable_yieldValue;
exports.unstable_advanceTime = unstable_advanceTime;
exports.unstable_ImmediatePriority = ImmediatePriority;
exports.unstable_UserBlockingPriority = UserBlockingPriority;
exports.unstable_NormalPriority = NormalPriority;
exports.unstable_IdlePriority = IdlePriority;
exports.unstable_LowPriority = LowPriority;
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_next = unstable_next;
exports.unstable_scheduleCallback = unstable_scheduleCallback;
exports.unstable_cancelCallback = unstable_cancelCallback;
exports.unstable_shouldYield = shouldYieldToHost;
exports.unstable_wrapCallback = unstable_wrapCallback;
exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel;
exports.unstable_shouldYield = unstable_shouldYield;
exports.unstable_requestPaint = unstable_requestPaint;
exports.unstable_continueExecution = unstable_continueExecution;
exports.unstable_pauseExecution = unstable_pauseExecution;
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
exports.unstable_now = getCurrentTime;
exports.unstable_forceFrameRate = forceFrameRate;
exports.unstable_Profiling = unstable_Profiling;
exports.unstable_yieldValue = unstable_yieldValue;
})();
}

25

cjs/scheduler-unstable_mock.production.min.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler-unstable_mock.production.min.js

@@ -9,13 +9,12 @@ *

*/
'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var f=0,g=null,h=null,k=-1,l=null,m=-1,n=!1,p=!1,q=!1,r=!1;function t(){return-1!==m&&null!==l&&l.length>=m||r&&q?n=!0:!1}function x(){if(p)throw Error("Already flushing work.");if(null!==g){var a=g;p=!0;try{var b=!0;do b=a(!0,f);while(b);b||(g=null);return!0}finally{p=!1}}else return!1}function z(a,b){var c=a.length;a.push(b);a:for(;;){var d=c-1>>>1,e=a[d];if(void 0!==e&&0<A(e,b))a[d]=b,a[c]=e,c=d;else break a}}
function B(a){a=a[0];return void 0===a?null:a}function C(a){var b=a[0];if(void 0!==b){var c=a.pop();if(c!==b){a[0]=c;a:for(var d=0,e=a.length;d<e;){var u=2*(d+1)-1,v=a[u],w=u+1,y=a[w];if(void 0!==v&&0>A(v,c))void 0!==y&&0>A(y,v)?(a[d]=y,a[w]=c,d=w):(a[d]=v,a[u]=c,d=u);else if(void 0!==y&&0>A(y,c))a[d]=y,a[w]=c,d=w;else break a}}return b}return null}function A(a,b){var c=a.sortIndex-b.sortIndex;return 0!==c?c:a.id-b.id}var D=[],E=[],F=1,G=null,H=3,I=!1,J=!1,K=!1;
function L(a){for(var b=B(E);null!==b;){if(null===b.callback)C(E);else if(b.startTime<=a)C(E),b.sortIndex=b.expirationTime,z(D,b);else break;b=B(E)}}function M(a){K=!1;L(a);if(!J)if(null!==B(D))J=!0,g=N;else{var b=B(E);null!==b&&(a=b.startTime-a,h=M,k=f+a)}}
function N(a,b){J=!1;K&&(K=!1,h=null,k=-1);I=!0;var c=H;try{L(b);for(G=B(D);null!==G&&(!(G.expirationTime>b)||a&&!t());){var d=G.callback;if(null!==d){G.callback=null;H=G.priorityLevel;var e=d(G.expirationTime<=b);b=f;"function"===typeof e?G.callback=e:G===B(D)&&C(D);L(b)}else C(D);G=B(D)}if(null!==G)var u=!0;else{var v=B(E);if(null!==v){var w=v.startTime-b;h=M;k=f+w}u=!1}return u}finally{G=null,H=c,I=!1}}
function O(a){switch(a){case 1:return-1;case 2:return 250;case 5:return 1073741823;case 4:return 1E4;default:return 5E3}}exports.unstable_flushAllWithoutAsserting=x;exports.unstable_flushNumberOfYields=function(a){if(p)throw Error("Already flushing work.");if(null!==g){var b=g;m=a;p=!0;try{a=!0;do a=b(!0,f);while(a&&!n);a||(g=null)}finally{m=-1,p=n=!1}}};exports.unstable_flushExpired=function(){if(p)throw Error("Already flushing work.");if(null!==g){p=!0;try{g(!1,f)||(g=null)}finally{p=!1}}};
exports.unstable_clearYields=function(){if(null===l)return[];var a=l;l=null;return a};exports.unstable_flushUntilNextPaint=function(){if(p)throw Error("Already flushing work.");if(null!==g){var a=g;r=!0;q=!1;p=!0;try{var b=!0;do b=a(!0,f);while(b&&!n);b||(g=null)}finally{p=n=r=!1}}};
exports.unstable_flushAll=function(){if(null!==l)throw Error("Log is not empty. Assert on the log of yielded values before flushing additional work.");x();if(null!==l)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_yieldValue=function(a){null===l?l=[a]:l.push(a)};exports.unstable_advanceTime=function(a){f+=a;null!==h&&k<=f&&(h(f),k=-1,h=null)};
exports.unstable_ImmediatePriority=1;exports.unstable_UserBlockingPriority=2;exports.unstable_NormalPriority=3;exports.unstable_IdlePriority=5;exports.unstable_LowPriority=4;exports.unstable_runWithPriority=function(a,b){switch(a){case 1:case 2:case 3:case 4:case 5:break;default:a=3}var c=H;H=a;try{return b()}finally{H=c}};exports.unstable_next=function(a){switch(H){case 1:case 2:case 3:var b=3;break;default:b=H}var c=H;H=b;try{return a()}finally{H=c}};
exports.unstable_scheduleCallback=function(a,b,c){var d=f;if("object"===typeof c&&null!==c){var e=c.delay;e="number"===typeof e&&0<e?d+e:d;c="number"===typeof c.timeout?c.timeout:O(a)}else c=O(a),e=d;c=e+c;a={id:F++,callback:b,priorityLevel:a,startTime:e,expirationTime:c,sortIndex:-1};e>d?(a.sortIndex=e,z(E,a),null===B(D)&&a===B(E)&&(K?(h=null,k=-1):K=!0,h=M,k=f+(e-d))):(a.sortIndex=c,z(D,a),J||I||(J=!0,g=N));return a};exports.unstable_cancelCallback=function(a){a.callback=null};
exports.unstable_wrapCallback=function(a){var b=H;return function(){var c=H;H=b;try{return a.apply(this,arguments)}finally{H=c}}};exports.unstable_getCurrentPriorityLevel=function(){return H};exports.unstable_shouldYield=function(){var a=f;L(a);var b=B(D);return b!==G&&null!==G&&null!==b&&null!==b.callback&&b.startTime<=a&&b.expirationTime<G.expirationTime||t()};exports.unstable_requestPaint=function(){q=!0};exports.unstable_continueExecution=function(){J||I||(J=!0,g=N)};
exports.unstable_pauseExecution=function(){};exports.unstable_getFirstCallbackNode=function(){return B(D)};exports.unstable_now=function(){return f};exports.unstable_forceFrameRate=function(){};exports.unstable_Profiling=null;
'use strict';function f(a,b){var c=a.length;a.push(b);a:for(;;){var d=c-1>>>1,e=a[d];if(void 0!==e&&0<g(e,b))a[d]=b,a[c]=e,c=d;else break a}}function h(a){a=a[0];return void 0===a?null:a}function k(a){var b=a[0];if(void 0!==b){var c=a.pop();if(c!==b){a[0]=c;a:for(var d=0,e=a.length;d<e;){var u=2*(d+1)-1,v=a[u],w=u+1,y=a[w];if(void 0!==v&&0>g(v,c))void 0!==y&&0>g(y,v)?(a[d]=y,a[w]=c,d=w):(a[d]=v,a[u]=c,d=u);else if(void 0!==y&&0>g(y,c))a[d]=y,a[w]=c,d=w;else break a}}return b}return null}
function g(a,b){var c=a.sortIndex-b.sortIndex;return 0!==c?c:a.id-b.id}var l=[],m=[],n=1,p=null,q=3,r=!1,t=!1,x=!1,z=0,A=null,B=null,C=-1,D=null,E=-1,F=!1,G=!1,H=!1,I=!1;function J(a){for(var b=h(m);null!==b;){if(null===b.callback)k(m);else if(b.startTime<=a)k(m),b.sortIndex=b.expirationTime,f(l,b);else break;b=h(m)}}function K(a){x=!1;J(a);if(!t)if(null!==h(l))t=!0,A=L;else{var b=h(m);null!==b&&(a=b.startTime-a,B=K,C=z+a)}}
function L(a,b){t=!1;x&&(x=!1,B=null,C=-1);r=!0;var c=q;try{J(b);for(p=h(l);null!==p&&(!(p.expirationTime>b)||a&&!M());){var d=p.callback;if("function"===typeof d){p.callback=null;q=p.priorityLevel;var e=d(p.expirationTime<=b);b=z;"function"===typeof e?p.callback=e:p===h(l)&&k(l);J(b)}else k(l);p=h(l)}if(null!==p)var u=!0;else{var v=h(m);if(null!==v){var w=v.startTime-b;B=K;C=z+w}u=!1}return u}finally{p=null,q=c,r=!1}}function M(){return-1!==E&&null!==D&&D.length>=E||I&&H?F=!0:!1}
function N(){if(G)throw Error("Already flushing work.");if(null!==A){var a=A;G=!0;try{var b=!0;do b=a(!0,z);while(b);b||(A=null);return!0}finally{G=!1}}else return!1}exports.reset=function(){if(G)throw Error("Cannot reset while already flushing work.");z=0;B=A=null;C=-1;D=null;E=-1;H=G=F=!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(a){"disabledLog"!==console.log.name&&(z+=a,null!==B&&C<=z&&(B(z),C=-1,B=null))};exports.unstable_cancelCallback=function(a){a.callback=null};exports.unstable_clearYields=function(){if(null===D)return[];var a=D;D=null;return a};exports.unstable_continueExecution=function(){t||r||(t=!0,A=L)};
exports.unstable_flushAll=function(){if(null!==D)throw Error("Log is not empty. Assert on the log of yielded values before flushing additional work.");N();if(null!==D)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=N;
exports.unstable_flushExpired=function(){if(G)throw Error("Already flushing work.");if(null!==A){G=!0;try{A(!1,z)||(A=null)}finally{G=!1}}};exports.unstable_flushNumberOfYields=function(a){if(G)throw Error("Already flushing work.");if(null!==A){var b=A;E=a;G=!0;try{a=!0;do a=b(!0,z);while(a&&!F);a||(A=null)}finally{E=-1,G=F=!1}}};
exports.unstable_flushUntilNextPaint=function(){if(G)throw Error("Already flushing work.");if(null!==A){var a=A;I=!0;H=!1;G=!0;try{var b=!0;do b=a(!0,z);while(b&&!F);b||(A=null)}finally{G=F=I=!1}}};exports.unstable_forceFrameRate=function(){};exports.unstable_getCurrentPriorityLevel=function(){return q};exports.unstable_getFirstCallbackNode=function(){return h(l)};exports.unstable_next=function(a){switch(q){case 1:case 2:case 3:var b=3;break;default:b=q}var c=q;q=b;try{return a()}finally{q=c}};
exports.unstable_now=function(){return z};exports.unstable_pauseExecution=function(){};exports.unstable_requestPaint=function(){H=!0};exports.unstable_runWithPriority=function(a,b){switch(a){case 1:case 2:case 3:case 4:case 5:break;default:a=3}var c=q;q=a;try{return b()}finally{q=c}};
exports.unstable_scheduleCallback=function(a,b,c){var d=z;"object"===typeof c&&null!==c?(c=c.delay,c="number"===typeof c&&0<c?d+c:d):c=d;switch(a){case 1:var e=-1;break;case 2:e=250;break;case 5:e=1073741823;break;case 4:e=1E4;break;default:e=5E3}e=c+e;a={id:n++,callback:b,priorityLevel:a,startTime:c,expirationTime:e,sortIndex:-1};c>d?(a.sortIndex=c,f(m,a),null===h(l)&&a===h(m)&&(x?(B=null,C=-1):x=!0,B=K,C=z+(c-d))):(a.sortIndex=e,f(l,a),t||r||(t=!0,A=L));return a};exports.unstable_shouldYield=M;
exports.unstable_wrapCallback=function(a){var b=q;return function(){var c=q;q=b;try{return a.apply(this,arguments)}finally{q=c}}};exports.unstable_yieldValue=function(a){"disabledLog"!==console.log.name&&(null===D?D=[a]:D.push(a))};

690

cjs/scheduler.development.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler.development.js

@@ -12,4 +12,2 @@ *

if (process.env.NODE_ENV !== "production") {

@@ -19,241 +17,5 @@ (function() {

Object.defineProperty(exports, '__esModule', { value: true });
var enableSchedulerDebugging = false;
var enableIsInputPending = false;
var enableProfiling = true;
var enableProfiling = false;
var requestHostCallback;
var requestHostTimeout;
var cancelHostTimeout;
var shouldYieldToHost;
var requestPaint;
if ( // If Scheduler runs in a non-DOM environment, it falls back to a naive
// implementation using setTimeout.
typeof window === 'undefined' || // Check if MessageChannel is supported, too.
typeof MessageChannel !== 'function') {
// If this accidentally gets imported in a non-browser environment, e.g. JavaScriptCore,
// fallback to a naive implementation.
var _callback = null;
var _timeoutID = null;
var _flushCallback = function () {
if (_callback !== null) {
try {
var currentTime = exports.unstable_now();
var hasRemainingTime = true;
_callback(hasRemainingTime, currentTime);
_callback = null;
} catch (e) {
setTimeout(_flushCallback, 0);
throw e;
}
}
};
var initialTime = Date.now();
exports.unstable_now = function () {
return Date.now() - initialTime;
};
requestHostCallback = function (cb) {
if (_callback !== null) {
// Protect against re-entrancy.
setTimeout(requestHostCallback, 0, cb);
} else {
_callback = cb;
setTimeout(_flushCallback, 0);
}
};
requestHostTimeout = function (cb, ms) {
_timeoutID = setTimeout(cb, ms);
};
cancelHostTimeout = function () {
clearTimeout(_timeoutID);
};
shouldYieldToHost = function () {
return false;
};
requestPaint = exports.unstable_forceFrameRate = function () {};
} else {
// Capture local references to native APIs, in case a polyfill overrides them.
var performance = window.performance;
var _Date = window.Date;
var _setTimeout = window.setTimeout;
var _clearTimeout = window.clearTimeout;
if (typeof console !== 'undefined') {
// TODO: Scheduler no longer requires these methods to be polyfilled. But
// maybe we want to continue warning if they don't exist, to preserve the
// option to rely on it in the future?
var requestAnimationFrame = window.requestAnimationFrame;
var cancelAnimationFrame = window.cancelAnimationFrame; // TODO: Remove fb.me link
if (typeof requestAnimationFrame !== 'function') {
// Using console['error'] to evade Babel and ESLint
console['error']("This browser doesn't support requestAnimationFrame. " + 'Make sure that you load a ' + 'polyfill in older browsers. https://fb.me/react-polyfills');
}
if (typeof cancelAnimationFrame !== 'function') {
// Using console['error'] to evade Babel and ESLint
console['error']("This browser doesn't support cancelAnimationFrame. " + 'Make sure that you load a ' + 'polyfill in older browsers. https://fb.me/react-polyfills');
}
}
if (typeof performance === 'object' && typeof performance.now === 'function') {
exports.unstable_now = function () {
return performance.now();
};
} else {
var _initialTime = _Date.now();
exports.unstable_now = function () {
return _Date.now() - _initialTime;
};
}
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
// TODO: Adjust this based on priority?
var maxYieldInterval = 300;
var needsPaint = false;
if (enableIsInputPending && navigator !== undefined && navigator.scheduling !== undefined && navigator.scheduling.isInputPending !== undefined) {
var scheduling = navigator.scheduling;
shouldYieldToHost = function () {
var currentTime = exports.unstable_now();
if (currentTime >= deadline) {
// There's no time left. We may want to yield control of the main
// thread, so the browser can perform high priority tasks. The main ones
// are painting and user input. If there's a pending paint or a pending
// input, then we should yield. But if there's neither, then we can
// yield less often while remaining responsive. We'll eventually yield
// regardless, since there could be a pending paint that wasn't
// accompanied by a call to `requestPaint`, or other main thread tasks
// like network events.
if (needsPaint || scheduling.isInputPending()) {
// There is either a pending paint or a pending input.
return true;
} // There's no pending input. Only yield if we've reached the max
// yield interval.
return currentTime >= maxYieldInterval;
} else {
// There's still time left in the frame.
return false;
}
};
requestPaint = function () {
needsPaint = true;
};
} else {
// `isInputPending` is not available. Since we have no way of knowing if
// there's pending input, always yield at the end of the frame.
shouldYieldToHost = function () {
return exports.unstable_now() >= deadline;
}; // Since we yield every frame regardless, `requestPaint` has no effect.
requestPaint = function () {};
}
exports.unstable_forceFrameRate = function (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 framerates higher than 125 fps is not unsupported');
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;
try {
var hasMoreWork = scheduledHostCallback(hasTimeRemaining, currentTime);
if (!hasMoreWork) {
isMessageLoopRunning = false;
scheduledHostCallback = null;
} else {
// If there's more work, schedule the next message event at the end
// of the preceding one.
port.postMessage(null);
}
} catch (error) {
// If a scheduler task throws, exit the current browser task so the
// error can be observed.
port.postMessage(null);
throw error;
}
} else {
isMessageLoopRunning = false;
} // Yielding to the browser will give it a chance to paint, so we can
// reset this.
needsPaint = false;
};
var channel = new MessageChannel();
var port = channel.port2;
channel.port1.onmessage = performWorkUntilDeadline;
requestHostCallback = function (callback) {
scheduledHostCallback = callback;
if (!isMessageLoopRunning) {
isMessageLoopRunning = true;
port.postMessage(null);
}
};
requestHostTimeout = function (callback, ms) {
taskTimeoutID = _setTimeout(function () {
callback(exports.unstable_now());
}, ms);
};
cancelHostTimeout = function () {
_clearTimeout(taskTimeoutID);
taskTimeoutID = -1;
};
}
function push(heap, node) {

@@ -342,3 +104,2 @@ var index = heap.length;

// TODO: Use symbols?
var NoPriority = 0;
var ImmediatePriority = 1;

@@ -350,167 +111,27 @@ var UserBlockingPriority = 2;

var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = enableProfiling ? // $FlowFixMe Flow doesn't know about SharedArrayBuffer
typeof SharedArrayBuffer === 'function' ? new SharedArrayBuffer(profilingStateSize * Int32Array.BYTES_PER_ELEMENT) : // $FlowFixMe Flow doesn't know about ArrayBuffer
typeof ArrayBuffer === 'function' ? new ArrayBuffer(profilingStateSize * Int32Array.BYTES_PER_ELEMENT) : null // Don't crash the init path on IE9
: null;
var profilingState = enableProfiling && sharedProfilingBuffer !== null ? new Int32Array(sharedProfilingBuffer) : []; // We can't read this but it helps save bytes for null checks
var PRIORITY = 0;
var CURRENT_TASK_ID = 1;
var CURRENT_RUN_ID = 2;
var QUEUE_SIZE = 3;
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority; // This is maintained with a counter, because the size of the priority queue
// array might include canceled tasks.
profilingState[QUEUE_SIZE] = 0;
profilingState[CURRENT_TASK_ID] = 0;
} // Bytes per element is 4
var INITIAL_EVENT_LOG_SIZE = 131072;
var MAX_EVENT_LOG_SIZE = 524288; // Equivalent to 2 megabytes
var eventLogSize = 0;
var eventLogBuffer = null;
var eventLog = null;
var eventLogIndex = 0;
var TaskStartEvent = 1;
var TaskCompleteEvent = 2;
var TaskErrorEvent = 3;
var TaskCancelEvent = 4;
var TaskRunEvent = 5;
var TaskYieldEvent = 6;
var SchedulerSuspendEvent = 7;
var SchedulerResumeEvent = 8;
function logEvent(entries) {
if (eventLog !== null) {
var offset = eventLogIndex;
eventLogIndex += entries.length;
if (eventLogIndex + 1 > eventLogSize) {
eventLogSize *= 2;
if (eventLogSize > MAX_EVENT_LOG_SIZE) {
// Using console['error'] to evade Babel and ESLint
console['error']("Scheduler Profiling: Event log exceeded maximum size. Don't " + 'forget to call `stopLoggingProfilingEvents()`.');
stopLoggingProfilingEvents();
return;
}
var newEventLog = new Int32Array(eventLogSize * 4);
newEventLog.set(eventLog);
eventLogBuffer = newEventLog.buffer;
eventLog = newEventLog;
}
eventLog.set(entries, offset);
}
function markTaskErrored(task, ms) {
}
function startLoggingProfilingEvents() {
eventLogSize = INITIAL_EVENT_LOG_SIZE;
eventLogBuffer = new ArrayBuffer(eventLogSize * 4);
eventLog = new Int32Array(eventLogBuffer);
eventLogIndex = 0;
}
function stopLoggingProfilingEvents() {
var buffer = eventLogBuffer;
eventLogSize = 0;
eventLogBuffer = null;
eventLog = null;
eventLogIndex = 0;
return buffer;
}
function markTaskStart(task, ms) {
if (enableProfiling) {
profilingState[QUEUE_SIZE]++;
/* eslint-disable no-var */
if (eventLog !== null) {
// performance.now returns a float, representing milliseconds. When the
// event is logged, it's coerced to an int. Convert to microseconds to
// maintain extra degrees of precision.
logEvent([TaskStartEvent, ms * 1000, task.id, task.priorityLevel]);
}
}
}
function markTaskCompleted(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
var hasPerformanceNow = typeof performance === 'object' && typeof performance.now === 'function';
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
if (enableProfiling) {
profilingState[QUEUE_SIZE]--;
if (hasPerformanceNow) {
var localPerformance = performance;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
}
}
}
function markTaskErrored(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
exports.unstable_now = function () {
return localPerformance.now();
};
} else {
var localDate = Date;
var initialTime = localDate.now();
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
}
}
}
function markTaskRun(task, ms) {
if (enableProfiling) {
runIdCounter++;
profilingState[PRIORITY] = task.priorityLevel;
profilingState[CURRENT_TASK_ID] = task.id;
profilingState[CURRENT_RUN_ID] = runIdCounter;
if (eventLog !== null) {
logEvent([TaskRunEvent, ms * 1000, task.id, runIdCounter]);
}
}
}
function markTaskYield(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[CURRENT_RUN_ID] = 0;
if (eventLog !== null) {
logEvent([TaskYieldEvent, ms * 1000, task.id, runIdCounter]);
}
}
}
function markSchedulerSuspended(ms) {
if (enableProfiling) {
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
function markSchedulerUnsuspended(ms) {
if (enableProfiling) {
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */
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

@@ -520,7 +141,7 @@

var USER_BLOCKING_PRIORITY = 250;
var USER_BLOCKING_PRIORITY_TIMEOUT = 250;
var NORMAL_PRIORITY_TIMEOUT = 5000;
var LOW_PRIORITY_TIMEOUT = 10000; // Never times out
var IDLE_PRIORITY = maxSigned31BitInt; // Tasks are stored on a min heap
var IDLE_PRIORITY_TIMEOUT = maxSigned31BitInt; // Tasks are stored on a min heap

@@ -531,4 +152,2 @@ var taskQueue = [];

var taskIdCounter = 1; // Pausing the scheduler is useful for debugging.
var isSchedulerPaused = false;
var currentTask = null;

@@ -539,4 +158,26 @@ var currentPriorityLevel = NormalPriority; // This is set while performing work, to prevent re-entrancy.

var isHostCallbackScheduled = false;
var isHostTimeoutScheduled = false;
var isHostTimeoutScheduled = false; // Capture local references to native APIs, in case a polyfill overrides them.
var setTimeout = window.setTimeout;
var clearTimeout = window.clearTimeout;
var setImmediate = window.setImmediate; // IE and Node.js + jsdom
if (typeof console !== 'undefined') {
// TODO: Scheduler no longer requires these methods to be polyfilled. But
// maybe we want to continue warning if they don't exist, to preserve the
// option to rely on it in the future?
var requestAnimationFrame = window.requestAnimationFrame;
var cancelAnimationFrame = window.cancelAnimationFrame;
if (typeof requestAnimationFrame !== 'function') {
// Using console['error'] to evade Babel and ESLint
console['error']("This browser doesn't support requestAnimationFrame. " + 'Make sure that you load a ' + 'polyfill in older browsers. https://reactjs.org/link/react-polyfills');
}
if (typeof cancelAnimationFrame !== 'function') {
// Using console['error'] to evade Babel and ESLint
console['error']("This browser doesn't support cancelAnimationFrame. " + 'Make sure that you load a ' + 'polyfill in older browsers. https://reactjs.org/link/react-polyfills');
}
}
function advanceTimers(currentTime) {

@@ -555,7 +196,2 @@ // Check for tasks that are no longer delayed and add them to the queue.

push(taskQueue, timer);
if (enableProfiling) {
markTaskStart(timer, currentTime);
timer.isQueued = true;
}
} else {

@@ -589,5 +225,2 @@ // Remaining timers are pending.

function flushWork(hasTimeRemaining, initialTime) {
if (enableProfiling) {
markSchedulerUnsuspended(initialTime);
} // We'll need a host callback the next time work is scheduled.

@@ -620,3 +253,3 @@

} else {
// No catch in prod codepath.
// No catch in prod code path.
return workLoop(hasTimeRemaining, initialTime);

@@ -628,8 +261,2 @@ }

isPerformingWork = false;
if (enableProfiling) {
var _currentTime = exports.unstable_now();
markSchedulerSuspended(_currentTime);
}
}

@@ -643,3 +270,3 @@ }

while (currentTask !== null && !(enableSchedulerDebugging && isSchedulerPaused)) {
while (currentTask !== null && !(enableSchedulerDebugging )) {
if (currentTask.expirationTime > currentTime && (!hasTimeRemaining || shouldYieldToHost())) {

@@ -652,7 +279,7 @@ // This currentTask hasn't expired, and we've reached the deadline.

if (callback !== null) {
if (typeof callback === 'function') {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);

@@ -663,8 +290,3 @@ currentTime = exports.unstable_now();

currentTask.callback = continuationCallback;
markTaskYield(currentTask, currentTime);
} else {
if (enableProfiling) {
markTaskCompleted(currentTask, currentTime);
currentTask.isQueued = false;
}

@@ -763,26 +385,5 @@ if (currentTask === peek(taskQueue)) {

function timeoutForPriorityLevel(priorityLevel) {
switch (priorityLevel) {
case ImmediatePriority:
return IMMEDIATE_PRIORITY_TIMEOUT;
case UserBlockingPriority:
return USER_BLOCKING_PRIORITY;
case IdlePriority:
return IDLE_PRIORITY;
case LowPriority:
return LOW_PRIORITY_TIMEOUT;
case NormalPriority:
default:
return NORMAL_PRIORITY_TIMEOUT;
}
}
function unstable_scheduleCallback(priorityLevel, callback, options) {
var currentTime = exports.unstable_now();
var startTime;
var timeout;

@@ -797,9 +398,31 @@ if (typeof options === 'object' && options !== null) {

}
timeout = typeof options.timeout === 'number' ? options.timeout : timeoutForPriorityLevel(priorityLevel);
} else {
timeout = timeoutForPriorityLevel(priorityLevel);
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;

@@ -815,6 +438,2 @@ var newTask = {

if (enableProfiling) {
newTask.isQueued = false;
}
if (startTime > currentTime) {

@@ -840,7 +459,2 @@ // This is a delayed task.

push(taskQueue, newTask);
if (enableProfiling) {
markTaskStart(newTask, currentTime);
newTask.isQueued = true;
} // Schedule a host callback, if needed. If we're already performing work,
// wait until the next time we yield.

@@ -859,7 +473,5 @@

function unstable_pauseExecution() {
isSchedulerPaused = true;
}
function unstable_continueExecution() {
isSchedulerPaused = false;

@@ -877,9 +489,2 @@ if (!isHostCallbackScheduled && !isPerformingWork) {

function unstable_cancelCallback(task) {
if (enableProfiling) {
if (task.isQueued) {
var currentTime = exports.unstable_now();
markTaskCanceled(task, currentTime);
task.isQueued = false;
}
} // Null out the callback to indicate the task has been canceled. (Can't
// remove from the queue because you can't remove arbitrary nodes from an

@@ -896,34 +501,141 @@ // array based heap, only the first one.)

function unstable_shouldYield() {
var currentTime = exports.unstable_now();
advanceTimers(currentTime);
var firstTask = peek(taskQueue);
return firstTask !== currentTask && currentTask !== null && firstTask !== null && firstTask.callback !== null && firstTask.startTime <= currentTime && firstTask.expirationTime < currentTask.expirationTime || shouldYieldToHost();
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;
}
}
} else {
isMessageLoopRunning = false;
} // Yielding to the browser will give it a chance to paint, so we can
};
var schedulePerformWorkUntilDeadline;
if (typeof setImmediate === '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 () {
setImmediate(performWorkUntilDeadline);
};
} else {
var channel = new MessageChannel();
var port = channel.port2;
channel.port1.onmessage = performWorkUntilDeadline;
schedulePerformWorkUntilDeadline = function () {
port.postMessage(null);
};
}
function requestHostCallback(callback) {
scheduledHostCallback = callback;
if (!isMessageLoopRunning) {
isMessageLoopRunning = true;
schedulePerformWorkUntilDeadline();
}
}
function requestHostTimeout(callback, ms) {
taskTimeoutID = setTimeout(function () {
callback(exports.unstable_now());
}, ms);
}
function cancelHostTimeout() {
clearTimeout(taskTimeoutID);
taskTimeoutID = -1;
}
var unstable_requestPaint = requestPaint;
var unstable_Profiling = enableProfiling ? {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} : null;
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_NormalPriority = NormalPriority;
exports.unstable_IdlePriority = IdlePriority;
exports.unstable_LowPriority = LowPriority;
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_next = unstable_next;
exports.unstable_scheduleCallback = unstable_scheduleCallback;
exports.unstable_cancelCallback = unstable_cancelCallback;
exports.unstable_shouldYield = shouldYieldToHost;
exports.unstable_wrapCallback = unstable_wrapCallback;
exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel;
exports.unstable_shouldYield = unstable_shouldYield;
exports.unstable_requestPaint = unstable_requestPaint;
exports.unstable_continueExecution = unstable_continueExecution;
exports.unstable_pauseExecution = unstable_pauseExecution;
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
exports.unstable_Profiling = unstable_Profiling;
})();
}

26

cjs/scheduler.production.min.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler.production.min.js

@@ -9,15 +9,11 @@ *

*/
'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var f,g,h,k,l;
if("undefined"===typeof window||"function"!==typeof MessageChannel){var p=null,q=null,t=function(){if(null!==p)try{var a=exports.unstable_now();p(!0,a);p=null}catch(b){throw setTimeout(t,0),b;}},u=Date.now();exports.unstable_now=function(){return Date.now()-u};f=function(a){null!==p?setTimeout(f,0,a):(p=a,setTimeout(t,0))};g=function(a,b){q=setTimeout(a,b)};h=function(){clearTimeout(q)};k=function(){return!1};l=exports.unstable_forceFrameRate=function(){}}else{var w=window.performance,x=window.Date,
y=window.setTimeout,z=window.clearTimeout;if("undefined"!==typeof console){var A=window.cancelAnimationFrame;"function"!==typeof window.requestAnimationFrame&&console.error("This browser doesn't support requestAnimationFrame. Make sure that you load a polyfill in older browsers. https://fb.me/react-polyfills");"function"!==typeof A&&console.error("This browser doesn't support cancelAnimationFrame. Make sure that you load a polyfill in older browsers. https://fb.me/react-polyfills")}if("object"===
typeof w&&"function"===typeof w.now)exports.unstable_now=function(){return w.now()};else{var B=x.now();exports.unstable_now=function(){return x.now()-B}}var C=!1,D=null,E=-1,F=5,G=0;k=function(){return exports.unstable_now()>=G};l=function(){};exports.unstable_forceFrameRate=function(a){0>a||125<a?console.error("forceFrameRate takes a positive int between 0 and 125, forcing framerates higher than 125 fps is not unsupported"):F=0<a?Math.floor(1E3/a):5};var H=new MessageChannel,I=H.port2;H.port1.onmessage=
function(){if(null!==D){var a=exports.unstable_now();G=a+F;try{D(!0,a)?I.postMessage(null):(C=!1,D=null)}catch(b){throw I.postMessage(null),b;}}else C=!1};f=function(a){D=a;C||(C=!0,I.postMessage(null))};g=function(a,b){E=y(function(){a(exports.unstable_now())},b)};h=function(){z(E);E=-1}}function J(a,b){var c=a.length;a.push(b);a:for(;;){var d=c-1>>>1,e=a[d];if(void 0!==e&&0<K(e,b))a[d]=b,a[c]=e,c=d;else break a}}function L(a){a=a[0];return void 0===a?null:a}
function M(a){var b=a[0];if(void 0!==b){var c=a.pop();if(c!==b){a[0]=c;a:for(var d=0,e=a.length;d<e;){var m=2*(d+1)-1,n=a[m],v=m+1,r=a[v];if(void 0!==n&&0>K(n,c))void 0!==r&&0>K(r,n)?(a[d]=r,a[v]=c,d=v):(a[d]=n,a[m]=c,d=m);else if(void 0!==r&&0>K(r,c))a[d]=r,a[v]=c,d=v;else break a}}return b}return null}function K(a,b){var c=a.sortIndex-b.sortIndex;return 0!==c?c:a.id-b.id}var N=[],O=[],P=1,Q=null,R=3,S=!1,T=!1,U=!1;
function V(a){for(var b=L(O);null!==b;){if(null===b.callback)M(O);else if(b.startTime<=a)M(O),b.sortIndex=b.expirationTime,J(N,b);else break;b=L(O)}}function W(a){U=!1;V(a);if(!T)if(null!==L(N))T=!0,f(X);else{var b=L(O);null!==b&&g(W,b.startTime-a)}}
function X(a,b){T=!1;U&&(U=!1,h());S=!0;var c=R;try{V(b);for(Q=L(N);null!==Q&&(!(Q.expirationTime>b)||a&&!k());){var d=Q.callback;if(null!==d){Q.callback=null;R=Q.priorityLevel;var e=d(Q.expirationTime<=b);b=exports.unstable_now();"function"===typeof e?Q.callback=e:Q===L(N)&&M(N);V(b)}else M(N);Q=L(N)}if(null!==Q)var m=!0;else{var n=L(O);null!==n&&g(W,n.startTime-b);m=!1}return m}finally{Q=null,R=c,S=!1}}
function Y(a){switch(a){case 1:return-1;case 2:return 250;case 5:return 1073741823;case 4:return 1E4;default:return 5E3}}var Z=l;exports.unstable_ImmediatePriority=1;exports.unstable_UserBlockingPriority=2;exports.unstable_NormalPriority=3;exports.unstable_IdlePriority=5;exports.unstable_LowPriority=4;exports.unstable_runWithPriority=function(a,b){switch(a){case 1:case 2:case 3:case 4:case 5:break;default:a=3}var c=R;R=a;try{return b()}finally{R=c}};
exports.unstable_next=function(a){switch(R){case 1:case 2:case 3:var b=3;break;default:b=R}var c=R;R=b;try{return a()}finally{R=c}};
exports.unstable_scheduleCallback=function(a,b,c){var d=exports.unstable_now();if("object"===typeof c&&null!==c){var e=c.delay;e="number"===typeof e&&0<e?d+e:d;c="number"===typeof c.timeout?c.timeout:Y(a)}else c=Y(a),e=d;c=e+c;a={id:P++,callback:b,priorityLevel:a,startTime:e,expirationTime:c,sortIndex:-1};e>d?(a.sortIndex=e,J(O,a),null===L(N)&&a===L(O)&&(U?h():U=!0,g(W,e-d))):(a.sortIndex=c,J(N,a),T||S||(T=!0,f(X)));return a};exports.unstable_cancelCallback=function(a){a.callback=null};
exports.unstable_wrapCallback=function(a){var b=R;return function(){var c=R;R=b;try{return a.apply(this,arguments)}finally{R=c}}};exports.unstable_getCurrentPriorityLevel=function(){return R};exports.unstable_shouldYield=function(){var a=exports.unstable_now();V(a);var b=L(N);return b!==Q&&null!==Q&&null!==b&&null!==b.callback&&b.startTime<=a&&b.expirationTime<Q.expirationTime||k()};exports.unstable_requestPaint=Z;exports.unstable_continueExecution=function(){T||S||(T=!0,f(X))};
exports.unstable_pauseExecution=function(){};exports.unstable_getFirstCallbackNode=function(){return L(N)};exports.unstable_Profiling=null;
'use strict';function f(a,b){var c=a.length;a.push(b);a:for(;;){var d=c-1>>>1,e=a[d];if(void 0!==e&&0<g(e,b))a[d]=b,a[c]=e,c=d;else break a}}function h(a){a=a[0];return void 0===a?null:a}function k(a){var b=a[0];if(void 0!==b){var c=a.pop();if(c!==b){a[0]=c;a:for(var d=0,e=a.length;d<e;){var m=2*(d+1)-1,n=a[m],r=m+1,q=a[r];if(void 0!==n&&0>g(n,c))void 0!==q&&0>g(q,n)?(a[d]=q,a[r]=c,d=r):(a[d]=n,a[m]=c,d=m);else if(void 0!==q&&0>g(q,c))a[d]=q,a[r]=c,d=r;else break a}}return b}return null}
function g(a,b){var c=a.sortIndex-b.sortIndex;return 0!==c?c:a.id-b.id}if("object"===typeof performance&&"function"===typeof performance.now){var l=performance;exports.unstable_now=function(){return l.now()}}else{var p=Date,t=p.now();exports.unstable_now=function(){return p.now()-t}}var u=[],v=[],w=1,x=null,y=3,z=!1,A=!1,B=!1,C=window.setTimeout,D=window.clearTimeout,E=window.setImmediate;
if("undefined"!==typeof console){var F=window.cancelAnimationFrame;"function"!==typeof window.requestAnimationFrame&&console.error("This browser doesn't support requestAnimationFrame. Make sure that you load a polyfill in older browsers. https://reactjs.org/link/react-polyfills");"function"!==typeof F&&console.error("This browser doesn't support cancelAnimationFrame. Make sure that you load a polyfill in older browsers. https://reactjs.org/link/react-polyfills")}
function G(a){for(var b=h(v);null!==b;){if(null===b.callback)k(v);else if(b.startTime<=a)k(v),b.sortIndex=b.expirationTime,f(u,b);else break;b=h(v)}}function H(a){B=!1;G(a);if(!A)if(null!==h(u))A=!0,I(J);else{var b=h(v);null!==b&&K(H,b.startTime-a)}}
function J(a,b){A=!1;B&&(B=!1,D(L),L=-1);z=!0;var c=y;try{G(b);for(x=h(u);null!==x&&(!(x.expirationTime>b)||a&&!M());){var d=x.callback;if("function"===typeof d){x.callback=null;y=x.priorityLevel;var e=d(x.expirationTime<=b);b=exports.unstable_now();"function"===typeof e?x.callback=e:x===h(u)&&k(u);G(b)}else k(u);x=h(u)}if(null!==x)var m=!0;else{var n=h(v);null!==n&&K(H,n.startTime-b);m=!1}return m}finally{x=null,y=c,z=!1}}var N=!1,O=null,L=-1,P=5,Q=0;
function M(){return exports.unstable_now()>=Q}function R(){if(null!==O){var a=exports.unstable_now();Q=a+P;var b=!0;try{b=O(!0,a)}finally{b?S():(N=!1,O=null)}}else N=!1}var S;if("function"===typeof E)S=function(){E(R)};else{var T=new MessageChannel,U=T.port2;T.port1.onmessage=R;S=function(){U.postMessage(null)}}function I(a){O=a;N||(N=!0,S())}function K(a,b){L=C(function(){a(exports.unstable_now())},b)}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(a){a.callback=null};exports.unstable_continueExecution=function(){A||z||(A=!0,I(J))};exports.unstable_forceFrameRate=function(a){0>a||125<a?console.error("forceFrameRate takes a positive int between 0 and 125, forcing frame rates higher than 125 fps is not supported"):P=0<a?Math.floor(1E3/a):5};
exports.unstable_getCurrentPriorityLevel=function(){return y};exports.unstable_getFirstCallbackNode=function(){return h(u)};exports.unstable_next=function(a){switch(y){case 1:case 2:case 3:var b=3;break;default:b=y}var c=y;y=b;try{return a()}finally{y=c}};exports.unstable_pauseExecution=function(){};exports.unstable_requestPaint=function(){};exports.unstable_runWithPriority=function(a,b){switch(a){case 1:case 2:case 3:case 4:case 5:break;default:a=3}var c=y;y=a;try{return b()}finally{y=c}};
exports.unstable_scheduleCallback=function(a,b,c){var d=exports.unstable_now();"object"===typeof c&&null!==c?(c=c.delay,c="number"===typeof c&&0<c?d+c:d):c=d;switch(a){case 1:var e=-1;break;case 2:e=250;break;case 5:e=1073741823;break;case 4:e=1E4;break;default:e=5E3}e=c+e;a={id:w++,callback:b,priorityLevel:a,startTime:c,expirationTime:e,sortIndex:-1};c>d?(a.sortIndex=c,f(v,a),null===h(u)&&a===h(v)&&(B?(D(L),L=-1):B=!0,K(H,c-d))):(a.sortIndex=e,f(u,a),A||z||(A=!0,I(J)));return a};
exports.unstable_shouldYield=M;exports.unstable_wrapCallback=function(a){var b=y;return function(){var c=y;y=b;try{return a.apply(this,arguments)}finally{y=c}}};

4

index.js
'use strict';
if (process.env.NODE_ENV === 'production') {
if (typeof window === 'undefined' || typeof MessageChannel !== 'function') {
module.exports = require('./unstable_no_dom');
} else if (process.env.NODE_ENV === 'production') {
module.exports = require('./cjs/scheduler.production.min.js');

@@ -5,0 +7,0 @@ } else {

6

package.json
{
"name": "scheduler",
"version": "0.0.0-ea6ed3dbb",
"version": "0.0.0-ec372faef",
"description": "Cooperative scheduler for the browser environment.",

@@ -31,2 +31,4 @@ "main": "index.js",

"unstable_mock.js",
"unstable_no_dom.js",
"unstable_post_task.js",
"cjs/",

@@ -40,2 +42,2 @@ "umd/"

}
}
}

1207

umd/scheduler-unstable_mock.development.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler-unstable_mock.development.js

@@ -9,859 +9,686 @@ *

*/
'use strict';
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
typeof define === 'function' && define.amd ? define(['exports'], factory) :
(factory((global.SchedulerMock = {})));
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
typeof define === 'function' && define.amd ? define(['exports'], factory) :
(global = global || self, factory(global.SchedulerMock = {}));
}(this, (function (exports) { 'use strict';
var enableSchedulerDebugging = false;
var enableSchedulerDebugging = false;
var enableProfiling = false;
var enableProfiling = true;
var currentTime = 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 requestHostCallback(callback) {
scheduledCallback = callback;
}
function requestHostTimeout(callback, ms) {
scheduledTimeout = callback;
timeoutTime = currentTime + ms;
}
function cancelHostTimeout() {
scheduledTimeout = null;
timeoutTime = -1;
}
function shouldYieldToHost() {
if (expectedNumberOfYields !== -1 && yieldedValues !== null && yieldedValues.length >= expectedNumberOfYields || shouldYieldForPaint && needsPaint) {
// We yielded at least as many values as expected. Stop flushing.
didStop = true;
return true;
function push(heap, node) {
var index = heap.length;
heap.push(node);
siftUp(heap, node, index);
}
return false;
}
function getCurrentTime() {
return currentTime;
}
function forceFrameRate() {// No-op
}
// 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.');
function peek(heap) {
var first = heap[0];
return first === undefined ? null : first;
}
function pop(heap) {
var first = heap[0];
if (scheduledCallback !== null) {
var cb = scheduledCallback;
expectedNumberOfYields = count;
isFlushing = true;
if (first !== undefined) {
var last = heap.pop();
try {
var hasMoreWork = true;
if (last !== first) {
heap[0] = last;
siftDown(heap, last, 0);
}
do {
hasMoreWork = cb(true, currentTime);
} while (hasMoreWork && !didStop);
if (!hasMoreWork) {
scheduledCallback = null;
}
} finally {
expectedNumberOfYields = -1;
didStop = false;
isFlushing = false;
return first;
} else {
return null;
}
}
}
function unstable_flushUntilNextPaint() {
if (isFlushing) {
throw new Error('Already flushing work.');
}
if (scheduledCallback !== null) {
var cb = scheduledCallback;
shouldYieldForPaint = true;
needsPaint = false;
isFlushing = true;
function siftUp(heap, node, i) {
var index = i;
try {
var hasMoreWork = true;
while (true) {
var parentIndex = index - 1 >>> 1;
var parent = heap[parentIndex];
do {
hasMoreWork = cb(true, currentTime);
} while (hasMoreWork && !didStop);
if (!hasMoreWork) {
scheduledCallback = null;
if (parent !== undefined && 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;
}
} finally {
shouldYieldForPaint = false;
didStop = false;
isFlushing = false;
}
}
}
function unstable_flushExpired() {
if (isFlushing) {
throw new Error('Already flushing work.');
}
if (scheduledCallback !== null) {
isFlushing = true;
function siftDown(heap, node, i) {
var index = i;
var length = heap.length;
try {
var hasMoreWork = scheduledCallback(false, currentTime);
while (index < length) {
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 (!hasMoreWork) {
scheduledCallback = null;
if (left !== undefined && compare(left, node) < 0) {
if (right !== undefined && compare(right, left) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
} else {
heap[index] = left;
heap[leftIndex] = node;
index = leftIndex;
}
} else if (right !== undefined && compare(right, node) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
} else {
// Neither child is smaller. Exit.
return;
}
} finally {
isFlushing = false;
}
}
}
function unstable_flushAllWithoutAsserting() {
// Returns false if no work was flushed.
if (isFlushing) {
throw new Error('Already flushing work.');
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;
}
if (scheduledCallback !== null) {
var cb = scheduledCallback;
isFlushing = true;
// TODO: Use symbols?
var ImmediatePriority = 1;
var UserBlockingPriority = 2;
var NormalPriority = 3;
var LowPriority = 4;
var IdlePriority = 5;
try {
var hasMoreWork = true;
function markTaskErrored(task, ms) {
}
do {
hasMoreWork = cb(true, currentTime);
} while (hasMoreWork);
/* eslint-disable no-var */
// Math.pow(2, 30) - 1
// 0b111111111111111111111111111111
if (!hasMoreWork) {
scheduledCallback = null;
}
var maxSigned31BitInt = 1073741823; // Times out immediately
return true;
} finally {
isFlushing = false;
}
} else {
return false;
}
}
function unstable_clearYields() {
if (yieldedValues === null) {
return [];
}
var IMMEDIATE_PRIORITY_TIMEOUT = -1; // Eventually times out
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.');
}
var USER_BLOCKING_PRIORITY_TIMEOUT = 250;
var NORMAL_PRIORITY_TIMEOUT = 5000;
var LOW_PRIORITY_TIMEOUT = 10000; // Never times out
unstable_flushAllWithoutAsserting();
var IDLE_PRIORITY_TIMEOUT = maxSigned31BitInt; // Tasks are stored on a min heap
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) {
if (yieldedValues === null) {
yieldedValues = [value];
} else {
yieldedValues.push(value);
}
}
function unstable_advanceTime(ms) {
currentTime += ms;
var taskQueue = [];
var timerQueue = []; // Incrementing id counter. Used to maintain insertion order.
if (scheduledTimeout !== null && timeoutTime <= currentTime) {
scheduledTimeout(currentTime);
timeoutTime = -1;
scheduledTimeout = null;
}
}
function requestPaint() {
needsPaint = true;
}
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.
function push(heap, node) {
var index = heap.length;
heap.push(node);
siftUp(heap, node, index);
}
function peek(heap) {
var first = heap[0];
return first === undefined ? null : first;
}
function pop(heap) {
var first = heap[0];
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;
if (first !== undefined) {
var last = heap.pop();
function advanceTimers(currentTime) {
// Check for tasks that are no longer delayed and add them to the queue.
var timer = peek(timerQueue);
if (last !== first) {
heap[0] = last;
siftDown(heap, last, 0);
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;
}
timer = peek(timerQueue);
}
return first;
} else {
return null;
}
}
function siftUp(heap, node, i) {
var index = i;
function handleTimeout(currentTime) {
isHostTimeoutScheduled = false;
advanceTimers(currentTime);
while (true) {
var parentIndex = index - 1 >>> 1;
var parent = heap[parentIndex];
if (!isHostCallbackScheduled) {
if (peek(taskQueue) !== null) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
} else {
var firstTimer = peek(timerQueue);
if (parent !== undefined && 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;
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
}
}
}
}
}
function siftDown(heap, node, i) {
var index = i;
var length = heap.length;
function flushWork(hasTimeRemaining, initialTime) {
while (index < length) {
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 (left !== undefined && compare(left, node) < 0) {
if (right !== undefined && compare(right, left) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
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;
}
throw error;
}
} else {
heap[index] = left;
heap[leftIndex] = node;
index = leftIndex;
// No catch in prod code path.
return workLoop(hasTimeRemaining, initialTime);
}
} else if (right !== undefined && compare(right, node) < 0) {
heap[index] = right;
heap[rightIndex] = node;
index = rightIndex;
} else {
// Neither child is smaller. Exit.
return;
} finally {
currentTask = null;
currentPriorityLevel = previousPriorityLevel;
isPerformingWork = false;
}
}
}
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;
}
function workLoop(hasTimeRemaining, initialTime) {
var currentTime = initialTime;
advanceTimers(currentTime);
currentTask = peek(taskQueue);
// TODO: Use symbols?
var NoPriority = 0;
var ImmediatePriority = 1;
var UserBlockingPriority = 2;
var NormalPriority = 3;
var LowPriority = 4;
var IdlePriority = 5;
while (currentTask !== null && !(enableSchedulerDebugging )) {
if (currentTask.expirationTime > currentTime && (!hasTimeRemaining || shouldYieldToHost())) {
// This currentTask hasn't expired, and we've reached the deadline.
break;
}
var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = enableProfiling ? // $FlowFixMe Flow doesn't know about SharedArrayBuffer
typeof SharedArrayBuffer === 'function' ? new SharedArrayBuffer(profilingStateSize * Int32Array.BYTES_PER_ELEMENT) : // $FlowFixMe Flow doesn't know about ArrayBuffer
typeof ArrayBuffer === 'function' ? new ArrayBuffer(profilingStateSize * Int32Array.BYTES_PER_ELEMENT) : null // Don't crash the init path on IE9
: null;
var profilingState = enableProfiling && sharedProfilingBuffer !== null ? new Int32Array(sharedProfilingBuffer) : []; // We can't read this but it helps save bytes for null checks
var callback = currentTask.callback;
var PRIORITY = 0;
var CURRENT_TASK_ID = 1;
var CURRENT_RUN_ID = 2;
var QUEUE_SIZE = 3;
if (typeof callback === 'function') {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority; // This is maintained with a counter, because the size of the priority queue
// array might include canceled tasks.
var continuationCallback = callback(didUserCallbackTimeout);
currentTime = getCurrentTime();
profilingState[QUEUE_SIZE] = 0;
profilingState[CURRENT_TASK_ID] = 0;
} // Bytes per element is 4
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
} else {
if (currentTask === peek(taskQueue)) {
pop(taskQueue);
}
}
var INITIAL_EVENT_LOG_SIZE = 131072;
var MAX_EVENT_LOG_SIZE = 524288; // Equivalent to 2 megabytes
advanceTimers(currentTime);
} else {
pop(taskQueue);
}
var eventLogSize = 0;
var eventLogBuffer = null;
var eventLog = null;
var eventLogIndex = 0;
var TaskStartEvent = 1;
var TaskCompleteEvent = 2;
var TaskErrorEvent = 3;
var TaskCancelEvent = 4;
var TaskRunEvent = 5;
var TaskYieldEvent = 6;
var SchedulerSuspendEvent = 7;
var SchedulerResumeEvent = 8;
currentTask = peek(taskQueue);
} // Return whether there's additional work
function logEvent(entries) {
if (eventLog !== null) {
var offset = eventLogIndex;
eventLogIndex += entries.length;
if (eventLogIndex + 1 > eventLogSize) {
eventLogSize *= 2;
if (currentTask !== null) {
return true;
} else {
var firstTimer = peek(timerQueue);
if (eventLogSize > MAX_EVENT_LOG_SIZE) {
// Using console['error'] to evade Babel and ESLint
console['error']("Scheduler Profiling: Event log exceeded maximum size. Don't " + 'forget to call `stopLoggingProfilingEvents()`.');
stopLoggingProfilingEvents();
return;
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
}
var newEventLog = new Int32Array(eventLogSize * 4);
newEventLog.set(eventLog);
eventLogBuffer = newEventLog.buffer;
eventLog = newEventLog;
return false;
}
eventLog.set(entries, offset);
}
}
function startLoggingProfilingEvents() {
eventLogSize = INITIAL_EVENT_LOG_SIZE;
eventLogBuffer = new ArrayBuffer(eventLogSize * 4);
eventLog = new Int32Array(eventLogBuffer);
eventLogIndex = 0;
}
function stopLoggingProfilingEvents() {
var buffer = eventLogBuffer;
eventLogSize = 0;
eventLogBuffer = null;
eventLog = null;
eventLogIndex = 0;
return buffer;
}
function markTaskStart(task, ms) {
if (enableProfiling) {
profilingState[QUEUE_SIZE]++;
function unstable_runWithPriority(priorityLevel, eventHandler) {
switch (priorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
case LowPriority:
case IdlePriority:
break;
if (eventLog !== null) {
// performance.now returns a float, representing milliseconds. When the
// event is logged, it's coerced to an int. Convert to microseconds to
// maintain extra degrees of precision.
logEvent([TaskStartEvent, ms * 1000, task.id, task.priorityLevel]);
default:
priorityLevel = NormalPriority;
}
}
}
function markTaskCompleted(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
if (enableProfiling) {
profilingState[QUEUE_SIZE]--;
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
}
}
function markTaskErrored(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
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;
}
}
}
function markTaskRun(task, ms) {
if (enableProfiling) {
runIdCounter++;
profilingState[PRIORITY] = task.priorityLevel;
profilingState[CURRENT_TASK_ID] = task.id;
profilingState[CURRENT_RUN_ID] = runIdCounter;
if (eventLog !== null) {
logEvent([TaskRunEvent, ms * 1000, task.id, runIdCounter]);
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
}
}
}
function markTaskYield(task, ms) {
if (enableProfiling) {
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[CURRENT_RUN_ID] = 0;
if (eventLog !== null) {
logEvent([TaskYieldEvent, ms * 1000, task.id, runIdCounter]);
}
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 markSchedulerSuspended(ms) {
if (enableProfiling) {
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
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;
}
}
}
function markSchedulerUnsuspended(ms) {
if (enableProfiling) {
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */
// Math.pow(2, 30) - 1
// 0b111111111111111111111111111111
var timeout;
var maxSigned31BitInt = 1073741823; // Times out immediately
switch (priorityLevel) {
case ImmediatePriority:
timeout = IMMEDIATE_PRIORITY_TIMEOUT;
break;
var IMMEDIATE_PRIORITY_TIMEOUT = -1; // Eventually times out
case UserBlockingPriority:
timeout = USER_BLOCKING_PRIORITY_TIMEOUT;
break;
var USER_BLOCKING_PRIORITY = 250;
var NORMAL_PRIORITY_TIMEOUT = 5000;
var LOW_PRIORITY_TIMEOUT = 10000; // Never times out
case IdlePriority:
timeout = IDLE_PRIORITY_TIMEOUT;
break;
var IDLE_PRIORITY = maxSigned31BitInt; // Tasks are stored on a min heap
case LowPriority:
timeout = LOW_PRIORITY_TIMEOUT;
break;
var taskQueue = [];
var timerQueue = []; // Incrementing id counter. Used to maintain insertion order.
case NormalPriority:
default:
timeout = NORMAL_PRIORITY_TIMEOUT;
break;
}
var taskIdCounter = 1; // Pausing the scheduler is useful for debugging.
var expirationTime = startTime + timeout;
var newTask = {
id: taskIdCounter++,
callback: callback,
priorityLevel: priorityLevel,
startTime: startTime,
expirationTime: expirationTime,
sortIndex: -1
};
var isSchedulerPaused = false;
var currentTask = null;
var currentPriorityLevel = NormalPriority; // This is set while performing work, to prevent re-entrancy.
if (startTime > currentTime) {
// This is a delayed task.
newTask.sortIndex = startTime;
push(timerQueue, newTask);
var isPerformingWork = false;
var isHostCallbackScheduled = false;
var isHostTimeoutScheduled = false;
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.
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);
requestHostTimeout(handleTimeout, startTime - currentTime);
}
} else {
newTask.sortIndex = expirationTime;
push(taskQueue, newTask);
// wait until the next time we yield.
if (enableProfiling) {
markTaskStart(timer, currentTime);
timer.isQueued = true;
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
}
} else {
// Remaining timers are pending.
return;
}
timer = peek(timerQueue);
return newTask;
}
}
function handleTimeout(currentTime) {
isHostTimeoutScheduled = false;
advanceTimers(currentTime);
function unstable_pauseExecution() {
}
if (!isHostCallbackScheduled) {
if (peek(taskQueue) !== null) {
function unstable_continueExecution() {
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
} else {
var firstTimer = peek(timerQueue);
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
}
}
}
}
function flushWork(hasTimeRemaining, initialTime) {
if (enableProfiling) {
markSchedulerUnsuspended(initialTime);
} // We'll need a host callback the next time work is scheduled.
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.)
isHostCallbackScheduled = false;
if (isHostTimeoutScheduled) {
// We scheduled a timeout but it's no longer needed. Cancel it.
isHostTimeoutScheduled = false;
cancelHostTimeout();
task.callback = null;
}
isPerformingWork = true;
var previousPriorityLevel = currentPriorityLevel;
function unstable_getCurrentPriorityLevel() {
return currentPriorityLevel;
}
try {
if (enableProfiling) {
try {
return workLoop(hasTimeRemaining, initialTime);
} catch (error) {
if (currentTask !== null) {
var currentTime = getCurrentTime();
markTaskErrored(currentTask, currentTime);
currentTask.isQueued = false;
}
function requestHostCallback(callback) {
scheduledCallback = callback;
}
throw error;
}
} else {
// No catch in prod codepath.
return workLoop(hasTimeRemaining, initialTime);
}
} finally {
currentTask = null;
currentPriorityLevel = previousPriorityLevel;
isPerformingWork = false;
function requestHostTimeout(callback, ms) {
scheduledTimeout = callback;
timeoutTime = currentMockTime + ms;
}
if (enableProfiling) {
var _currentTime = getCurrentTime();
function cancelHostTimeout() {
scheduledTimeout = null;
timeoutTime = -1;
}
markSchedulerSuspended(_currentTime);
function shouldYieldToHost() {
if (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 workLoop(hasTimeRemaining, initialTime) {
var currentTime = initialTime;
advanceTimers(currentTime);
currentTask = peek(taskQueue);
function getCurrentTime() {
return currentMockTime;
}
while (currentTask !== null && !(enableSchedulerDebugging && isSchedulerPaused)) {
if (currentTask.expirationTime > currentTime && (!hasTimeRemaining || shouldYieldToHost())) {
// This currentTask hasn't expired, and we've reached the deadline.
break;
function forceFrameRate() {// No-op
}
function reset() {
if (isFlushing) {
throw new Error('Cannot reset while already flushing work.');
}
var callback = currentTask.callback;
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.
if (callback !== null) {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);
currentTime = getCurrentTime();
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
markTaskYield(currentTask, currentTime);
} else {
if (enableProfiling) {
markTaskCompleted(currentTask, currentTime);
currentTask.isQueued = false;
}
if (currentTask === peek(taskQueue)) {
pop(taskQueue);
}
}
advanceTimers(currentTime);
} else {
pop(taskQueue);
function unstable_flushNumberOfYields(count) {
if (isFlushing) {
throw new Error('Already flushing work.');
}
currentTask = peek(taskQueue);
} // Return whether there's additional work
if (scheduledCallback !== null) {
var cb = scheduledCallback;
expectedNumberOfYields = count;
isFlushing = true;
try {
var hasMoreWork = true;
if (currentTask !== null) {
return true;
} else {
var firstTimer = peek(timerQueue);
do {
hasMoreWork = cb(true, currentMockTime);
} while (hasMoreWork && !didStop);
if (firstTimer !== null) {
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime);
if (!hasMoreWork) {
scheduledCallback = null;
}
} finally {
expectedNumberOfYields = -1;
didStop = false;
isFlushing = false;
}
}
return false;
}
}
function unstable_runWithPriority(priorityLevel, eventHandler) {
switch (priorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
case LowPriority:
case IdlePriority:
break;
function unstable_flushUntilNextPaint() {
if (isFlushing) {
throw new Error('Already flushing work.');
}
default:
priorityLevel = NormalPriority;
}
if (scheduledCallback !== null) {
var cb = scheduledCallback;
shouldYieldForPaint = true;
needsPaint = false;
isFlushing = true;
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
var hasMoreWork = true;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
do {
hasMoreWork = cb(true, currentMockTime);
} while (hasMoreWork && !didStop);
if (!hasMoreWork) {
scheduledCallback = null;
}
} finally {
shouldYieldForPaint = false;
didStop = false;
isFlushing = false;
}
}
}
}
function unstable_next(eventHandler) {
var priorityLevel;
function unstable_flushExpired() {
if (isFlushing) {
throw new Error('Already flushing work.');
}
switch (currentPriorityLevel) {
case ImmediatePriority:
case UserBlockingPriority:
case NormalPriority:
// Shift down to normal priority
priorityLevel = NormalPriority;
break;
if (scheduledCallback !== null) {
isFlushing = true;
default:
// Anything lower than normal priority should remain at the current level.
priorityLevel = currentPriorityLevel;
break;
}
try {
var hasMoreWork = scheduledCallback(false, currentMockTime);
var previousPriorityLevel = currentPriorityLevel;
currentPriorityLevel = priorityLevel;
try {
return eventHandler();
} finally {
currentPriorityLevel = previousPriorityLevel;
if (!hasMoreWork) {
scheduledCallback = null;
}
} finally {
isFlushing = false;
}
}
}
}
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() {
// Returns false if no work was flushed.
if (isFlushing) {
throw new Error('Already flushing work.');
}
};
}
function timeoutForPriorityLevel(priorityLevel) {
switch (priorityLevel) {
case ImmediatePriority:
return IMMEDIATE_PRIORITY_TIMEOUT;
if (scheduledCallback !== null) {
var cb = scheduledCallback;
isFlushing = true;
case UserBlockingPriority:
return USER_BLOCKING_PRIORITY;
try {
var hasMoreWork = true;
case IdlePriority:
return IDLE_PRIORITY;
do {
hasMoreWork = cb(true, currentMockTime);
} while (hasMoreWork);
case LowPriority:
return LOW_PRIORITY_TIMEOUT;
if (!hasMoreWork) {
scheduledCallback = null;
}
case NormalPriority:
default:
return NORMAL_PRIORITY_TIMEOUT;
}
}
function unstable_scheduleCallback(priorityLevel, callback, options) {
var currentTime = getCurrentTime();
var startTime;
var timeout;
if (typeof options === 'object' && options !== null) {
var delay = options.delay;
if (typeof delay === 'number' && delay > 0) {
startTime = currentTime + delay;
return true;
} finally {
isFlushing = false;
}
} else {
startTime = currentTime;
return false;
}
timeout = typeof options.timeout === 'number' ? options.timeout : timeoutForPriorityLevel(priorityLevel);
} else {
timeout = timeoutForPriorityLevel(priorityLevel);
startTime = currentTime;
}
var expirationTime = startTime + timeout;
var newTask = {
id: taskIdCounter++,
callback: callback,
priorityLevel: priorityLevel,
startTime: startTime,
expirationTime: expirationTime,
sortIndex: -1
};
function unstable_clearYields() {
if (yieldedValues === null) {
return [];
}
if (enableProfiling) {
newTask.isQueued = false;
var values = yieldedValues;
yieldedValues = null;
return values;
}
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);
function unstable_flushAll() {
if (yieldedValues !== null) {
throw new Error('Log is not empty. Assert on the log of yielded values before ' + 'flushing additional work.');
}
} else {
newTask.sortIndex = expirationTime;
push(taskQueue, newTask);
if (enableProfiling) {
markTaskStart(newTask, currentTime);
newTask.isQueued = true;
} // Schedule a host callback, if needed. If we're already performing work,
// wait until the next time we yield.
unstable_flushAllWithoutAsserting();
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
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([...])');
}
}
return newTask;
}
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;
}
function unstable_pauseExecution() {
isSchedulerPaused = true;
}
function unstable_continueExecution() {
isSchedulerPaused = false;
if (!isHostCallbackScheduled && !isPerformingWork) {
isHostCallbackScheduled = true;
requestHostCallback(flushWork);
if (yieldedValues === null) {
yieldedValues = [value];
} else {
yieldedValues.push(value);
}
}
}
function unstable_getFirstCallbackNode() {
return peek(taskQueue);
}
function unstable_cancelCallback(task) {
if (enableProfiling) {
if (task.isQueued) {
var currentTime = getCurrentTime();
markTaskCanceled(task, currentTime);
task.isQueued = false;
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;
}
} // Null out the callback to indicate the task has been canceled. (Can't
// remove from the queue because you can't remove arbitrary nodes from an
// array based heap, only the first one.)
currentMockTime += ms;
task.callback = null;
}
if (scheduledTimeout !== null && timeoutTime <= currentMockTime) {
scheduledTimeout(currentMockTime);
timeoutTime = -1;
scheduledTimeout = null;
}
}
function unstable_getCurrentPriorityLevel() {
return currentPriorityLevel;
}
function requestPaint() {
needsPaint = true;
}
var unstable_Profiling = null;
function unstable_shouldYield() {
var currentTime = getCurrentTime();
advanceTimers(currentTime);
var firstTask = peek(taskQueue);
return firstTask !== currentTask && currentTask !== null && firstTask !== null && firstTask.callback !== null && firstTask.startTime <= currentTime && firstTask.expirationTime < currentTask.expirationTime || shouldYieldToHost();
}
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;
var unstable_requestPaint = requestPaint;
var unstable_Profiling = enableProfiling ? {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} : null;
exports.unstable_flushAllWithoutAsserting = unstable_flushAllWithoutAsserting;
exports.unstable_flushNumberOfYields = unstable_flushNumberOfYields;
exports.unstable_flushExpired = unstable_flushExpired;
exports.unstable_clearYields = unstable_clearYields;
exports.unstable_flushUntilNextPaint = unstable_flushUntilNextPaint;
exports.unstable_flushAll = unstable_flushAll;
exports.unstable_yieldValue = unstable_yieldValue;
exports.unstable_advanceTime = unstable_advanceTime;
exports.unstable_ImmediatePriority = ImmediatePriority;
exports.unstable_UserBlockingPriority = UserBlockingPriority;
exports.unstable_NormalPriority = NormalPriority;
exports.unstable_IdlePriority = IdlePriority;
exports.unstable_LowPriority = LowPriority;
exports.unstable_runWithPriority = unstable_runWithPriority;
exports.unstable_next = unstable_next;
exports.unstable_scheduleCallback = unstable_scheduleCallback;
exports.unstable_cancelCallback = unstable_cancelCallback;
exports.unstable_wrapCallback = unstable_wrapCallback;
exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel;
exports.unstable_shouldYield = unstable_shouldYield;
exports.unstable_requestPaint = unstable_requestPaint;
exports.unstable_continueExecution = unstable_continueExecution;
exports.unstable_pauseExecution = unstable_pauseExecution;
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode;
exports.unstable_now = getCurrentTime;
exports.unstable_forceFrameRate = forceFrameRate;
exports.unstable_Profiling = unstable_Profiling;
Object.defineProperty(exports, '__esModule', { value: true });
})));

21

umd/scheduler-unstable_mock.production.min.js

@@ -1,2 +0,2 @@

/** @license React v0.0.0-ea6ed3dbb
/** @license React vundefined
* scheduler-unstable_mock.production.min.js

@@ -9,10 +9,11 @@ *

*/
'use strict';(function(b,w){"object"===typeof exports&&"undefined"!==typeof module?w(exports):"function"===typeof define&&define.amd?define(["exports"],w):w(b.SchedulerMock={})})(this,function(b){function w(){return-1!==y&&null!==k&&k.length>=y||D&&E?t=!0:!1}function J(){if(h)throw Error("Already flushing work.");if(null!==f){var a=f;h=!0;try{var c=!0;do c=a(!0,g);while(c);c||(f=null);return!0}finally{h=!1}}else return!1}function F(a,c){var G=a.length;a.push(c);a:for(;;){var b=G-1>>>1,p=a[b];if(void 0!==
p&&0<z(p,c))a[b]=c,a[G]=p,G=b;else break a}}function l(a){a=a[0];return void 0===a?null:a}function A(a){var c=a[0];if(void 0!==c){var b=a.pop();if(b!==c){a[0]=b;a:for(var n=0,p=a.length;n<p;){var e=2*(n+1)-1,f=a[e],d=e+1,g=a[d];if(void 0!==f&&0>z(f,b))void 0!==g&&0>z(g,f)?(a[n]=g,a[d]=b,n=d):(a[n]=f,a[e]=b,n=e);else if(void 0!==g&&0>z(g,b))a[n]=g,a[d]=b,n=d;else break a}}return c}return null}function z(a,c){var b=a.sortIndex-c.sortIndex;return 0!==b?b:a.id-c.id}function B(a){for(var c=l(q);null!==
c;){if(null===c.callback)A(q);else if(c.startTime<=a)A(q),c.sortIndex=c.expirationTime,F(m,c);else break;c=l(q)}}function H(a){x=!1;B(a);if(!u)if(null!==l(m))u=!0,f=I;else{var c=l(q);null!==c&&(a=c.startTime-a,r=H,v=g+a)}}function I(a,c){u=!1;x&&(x=!1,r=null,v=-1);C=!0;var b=e;try{B(c);for(d=l(m);null!==d&&(!(d.expirationTime>c)||a&&!w());){var f=d.callback;if(null!==f){d.callback=null;e=d.priorityLevel;var p=f(d.expirationTime<=c);c=g;"function"===typeof p?d.callback=p:d===l(m)&&A(m);B(c)}else A(m);
d=l(m)}if(null!==d)var h=!0;else{var k=l(q);if(null!==k){var t=k.startTime-c;r=H;v=g+t}h=!1}return h}finally{d=null,e=b,C=!1}}function K(a){switch(a){case 1:return-1;case 2:return 250;case 5:return 1073741823;case 4:return 1E4;default:return 5E3}}var g=0,f=null,r=null,v=-1,k=null,y=-1,t=!1,h=!1,E=!1,D=!1,m=[],q=[],L=1,d=null,e=3,C=!1,u=!1,x=!1;b.unstable_flushAllWithoutAsserting=J;b.unstable_flushNumberOfYields=function(a){if(h)throw Error("Already flushing work.");if(null!==f){var c=f;y=a;h=!0;try{a=
!0;do a=c(!0,g);while(a&&!t);a||(f=null)}finally{y=-1,h=t=!1}}};b.unstable_flushExpired=function(){if(h)throw Error("Already flushing work.");if(null!==f){h=!0;try{f(!1,g)||(f=null)}finally{h=!1}}};b.unstable_clearYields=function(){if(null===k)return[];var a=k;k=null;return a};b.unstable_flushUntilNextPaint=function(){if(h)throw Error("Already flushing work.");if(null!==f){var a=f;D=!0;E=!1;h=!0;try{var c=!0;do c=a(!0,g);while(c&&!t);c||(f=null)}finally{h=t=D=!1}}};b.unstable_flushAll=function(){if(null!==
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})();
build-info.json
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