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scheduler - npm Package Compare versions

Comparing version 0.0.0-a703c3f7e to 0.0.0-a77dd13ed

206

cjs/scheduler-unstable_mock.development.js

@@ -17,3 +17,3 @@ /** @license React vundefined

var enableSchedulerDebugging = false;
var enableProfiling = true;
var enableProfiling = false;

@@ -103,3 +103,2 @@ function push(heap, node) {

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

@@ -111,163 +110,5 @@ var UserBlockingPriority = 2;

var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = // $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
;
var profilingState = 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;
{
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) {
{
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) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
{
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
}
}
}
function markTaskErrored(task, ms) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
}
}
}
function markTaskRun(task, ms) {
{
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) {
{
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) {
{
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
function markSchedulerUnsuspended(ms) {
{
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */

@@ -321,7 +162,2 @@ // Math.pow(2, 30) - 1

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

@@ -355,5 +191,2 @@ // Remaining timers are pending.

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

@@ -393,8 +226,2 @@

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

@@ -420,3 +247,3 @@ }

var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);

@@ -427,8 +254,3 @@ currentTime = getCurrentTime();

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

@@ -578,6 +400,2 @@ if (currentTask === peek(taskQueue)) {

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

@@ -603,7 +421,2 @@ // This is a delayed task.

push(taskQueue, newTask);
{
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.

@@ -637,9 +450,2 @@

function unstable_cancelCallback(task) {
{
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

@@ -671,3 +477,3 @@ // array based heap, only the first one.)

function shouldYieldToHost() {
if (expectedNumberOfYields !== -1 && yieldedValues !== null && yieldedValues.length >= expectedNumberOfYields || shouldYieldForPaint && needsPaint) {
if (expectedNumberOfYields === 0 && yieldedValues === null || expectedNumberOfYields !== -1 && yieldedValues !== null && yieldedValues.length >= expectedNumberOfYields || shouldYieldForPaint && needsPaint) {
// We yielded at least as many values as expected. Stop flushing.

@@ -869,7 +675,3 @@ didStop = true;

}
var unstable_Profiling = {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} ;
var unstable_Profiling = null;

@@ -876,0 +678,0 @@ exports.reset = reset;

6

cjs/scheduler-unstable_mock.production.min.js

@@ -11,5 +11,5 @@ /** @license React vundefined

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)};
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 0===E&&null===D||-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;

@@ -16,0 +16,0 @@ 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}}};

204

cjs/scheduler-unstable_no_dom.development.js

@@ -17,3 +17,3 @@ /** @license React vundefined

var enableSchedulerDebugging = false;
var enableProfiling = true;
var enableProfiling = false;

@@ -103,3 +103,2 @@ function push(heap, node) {

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

@@ -111,163 +110,5 @@ var UserBlockingPriority = 2;

var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = // $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
;
var profilingState = 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;
{
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) {
{
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) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
{
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
}
}
}
function markTaskErrored(task, ms) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
}
}
}
function markTaskRun(task, ms) {
{
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) {
{
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) {
{
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
function markSchedulerUnsuspended(ms) {
{
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */

@@ -328,7 +169,2 @@ // Math.pow(2, 30) - 1

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

@@ -362,5 +198,2 @@ // Remaining timers are pending.

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

@@ -400,8 +233,2 @@

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

@@ -427,3 +254,3 @@ }

var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);

@@ -434,8 +261,3 @@ currentTime = exports.unstable_now();

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

@@ -585,6 +407,2 @@ if (currentTask === peek(taskQueue)) {

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

@@ -610,7 +428,2 @@ // This is a delayed task.

push(taskQueue, newTask);
{
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.

@@ -644,9 +457,2 @@

function unstable_cancelCallback(task) {
{
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

@@ -709,7 +515,3 @@ // array based heap, only the first one.)

function requestPaint() {}
var unstable_Profiling = {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} ;
var unstable_Profiling = null;

@@ -716,0 +518,0 @@ exports.unstable_IdlePriority = IdlePriority;

204

cjs/scheduler-unstable_post_task_only.development.js

@@ -17,3 +17,3 @@ /** @license React vundefined

var enableSchedulerDebugging = false;
var enableProfiling = true;
var enableProfiling = false;

@@ -103,3 +103,2 @@ function push(heap, node) {

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

@@ -111,163 +110,5 @@ var UserBlockingPriority = 2;

var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = // $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
;
var profilingState = 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;
{
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) {
{
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) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
{
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
}
}
}
function markTaskErrored(task, ms) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
}
}
}
function markTaskRun(task, ms) {
{
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) {
{
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) {
{
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
function markSchedulerUnsuspended(ms) {
{
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */

@@ -338,7 +179,2 @@ var perf = window.performance;

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

@@ -372,5 +208,2 @@ // Remaining timers are pending.

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

@@ -410,8 +243,2 @@

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

@@ -437,3 +264,3 @@ }

var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);

@@ -444,8 +271,3 @@ currentTime = getCurrentTime();

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

@@ -595,6 +417,2 @@ if (currentTask === peek(taskQueue)) {

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

@@ -620,7 +438,2 @@ // This is a delayed task.

push(taskQueue, newTask);
{
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.

@@ -654,9 +467,2 @@

function unstable_cancelCallback(task) {
{
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

@@ -769,7 +575,3 @@ // array based heap, only the first one.)

var unstable_requestPaint = requestPaint;
var unstable_Profiling = {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} ;
var unstable_Profiling = null;

@@ -776,0 +578,0 @@ exports.unstable_IdlePriority = IdlePriority;

238

cjs/scheduler.development.js

@@ -17,3 +17,3 @@ /** @license React vundefined

var enableSchedulerDebugging = false;
var enableProfiling = true;
var enableProfiling = false;

@@ -103,3 +103,2 @@ function push(heap, node) {

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

@@ -111,163 +110,5 @@ var UserBlockingPriority = 2;

var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = // $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
;
var profilingState = 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;
{
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) {
{
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) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
{
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
}
}
}
function markTaskErrored(task, ms) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
}
}
}
function markTaskRun(task, ms) {
{
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) {
{
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) {
{
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
function markSchedulerUnsuspended(ms) {
{
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */

@@ -318,2 +159,3 @@

var clearTimeout = window.clearTimeout;
var setImmediate = window.setImmediate; // IE and Node.js + jsdom

@@ -351,7 +193,2 @@ if (typeof console !== 'undefined') {

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

@@ -385,5 +222,2 @@ // Remaining timers are pending.

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

@@ -423,8 +257,2 @@

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

@@ -450,3 +278,3 @@ }

var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);

@@ -457,8 +285,3 @@ currentTime = exports.unstable_now();

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

@@ -608,6 +431,2 @@ if (currentTask === peek(taskQueue)) {

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

@@ -633,7 +452,2 @@ // This is a delayed task.

push(taskQueue, newTask);
{
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.

@@ -667,9 +481,2 @@

function unstable_cancelCallback(task) {
{
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

@@ -745,3 +552,3 @@ // array based heap, only the first one.)

// of the preceding one.
port.postMessage(null);
schedulePerformWorkUntilDeadline();
} else {

@@ -757,6 +564,29 @@ isMessageLoopRunning = false;

var channel = new MessageChannel();
var port = channel.port2;
channel.port1.onmessage = performWorkUntilDeadline;
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) {

@@ -767,3 +597,3 @@ scheduledHostCallback = callback;

isMessageLoopRunning = true;
port.postMessage(null);
schedulePerformWorkUntilDeadline();
}

@@ -784,7 +614,3 @@ }

var unstable_requestPaint = requestPaint;
var unstable_Profiling = {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} ;
var unstable_Profiling = null;

@@ -791,0 +617,0 @@ exports.unstable_IdlePriority = IdlePriority;

18

cjs/scheduler.production.min.js

@@ -10,10 +10,10 @@ /** @license React vundefined

'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;
if("undefined"!==typeof console){var E=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 E&&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 F(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 G(a){B=!1;F(a);if(!A)if(null!==h(u))A=!0,H(I);else{var b=h(v);null!==b&&J(G,b.startTime-a)}}
function I(a,b){A=!1;B&&(B=!1,D(K),K=-1);z=!0;var c=y;try{F(b);for(x=h(u);null!==x&&(!(x.expirationTime>b)||a&&!L());){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);F(b)}else k(u);x=h(u)}if(null!==x)var m=!0;else{var n=h(v);null!==n&&J(G,n.startTime-b);m=!1}return m}finally{x=null,y=c,z=!1}}var M=!1,N=null,K=-1,O=5,P=0;
function L(){return exports.unstable_now()>=P}var Q=new MessageChannel,R=Q.port2;Q.port1.onmessage=function(){if(null!==N){var a=exports.unstable_now();P=a+O;var b=!0;try{b=N(!0,a)}finally{b?R.postMessage(null):(M=!1,N=null)}}else M=!1};function H(a){N=a;M||(M=!0,R.postMessage(null))}function J(a,b){K=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,H(I))};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"):O=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(K),K=-1):B=!0,J(G,c-d))):(a.sortIndex=e,f(u,a),A||z||(A=!0,H(I)));return a};
exports.unstable_shouldYield=L;exports.unstable_wrapCallback=function(a){var b=y;return function(){var c=y;y=b;try{return a.apply(this,arguments)}finally{y=c}}};
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}}};

2

package.json
{
"name": "scheduler",
"version": "0.0.0-a703c3f7e",
"version": "0.0.0-a77dd13ed",
"description": "Cooperative scheduler for the browser environment.",

@@ -5,0 +5,0 @@ "main": "index.js",

206

umd/scheduler-unstable_mock.development.js

@@ -16,3 +16,3 @@ /** @license React vundefined

var enableSchedulerDebugging = false;
var enableProfiling = true;
var enableProfiling = false;

@@ -102,3 +102,2 @@ function push(heap, node) {

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

@@ -110,163 +109,5 @@ var UserBlockingPriority = 2;

var runIdCounter = 0;
var mainThreadIdCounter = 0;
var profilingStateSize = 4;
var sharedProfilingBuffer = // $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
;
var profilingState = 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;
{
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) {
{
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) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCompleteEvent, ms * 1000, task.id]);
}
}
}
function markTaskCanceled(task, ms) {
{
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskCancelEvent, ms * 1000, task.id]);
}
}
}
function markTaskErrored(task, ms) {
{
profilingState[PRIORITY] = NoPriority;
profilingState[CURRENT_TASK_ID] = 0;
profilingState[QUEUE_SIZE]--;
if (eventLog !== null) {
logEvent([TaskErrorEvent, ms * 1000, task.id]);
}
}
}
function markTaskRun(task, ms) {
{
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) {
{
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) {
{
mainThreadIdCounter++;
if (eventLog !== null) {
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
function markSchedulerUnsuspended(ms) {
{
if (eventLog !== null) {
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]);
}
}
}
/* eslint-disable no-var */

@@ -320,7 +161,2 @@ // Math.pow(2, 30) - 1

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

@@ -354,5 +190,2 @@ // Remaining timers are pending.

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

@@ -392,8 +225,2 @@

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

@@ -419,3 +246,3 @@ }

var didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
var continuationCallback = callback(didUserCallbackTimeout);

@@ -426,8 +253,3 @@ currentTime = getCurrentTime();

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

@@ -577,6 +399,2 @@ if (currentTask === peek(taskQueue)) {

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

@@ -602,7 +420,2 @@ // This is a delayed task.

push(taskQueue, newTask);
{
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.

@@ -636,9 +449,2 @@

function unstable_cancelCallback(task) {
{
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

@@ -670,3 +476,3 @@ // array based heap, only the first one.)

function shouldYieldToHost() {
if (expectedNumberOfYields !== -1 && yieldedValues !== null && yieldedValues.length >= expectedNumberOfYields || shouldYieldForPaint && needsPaint) {
if (expectedNumberOfYields === 0 && yieldedValues === null || expectedNumberOfYields !== -1 && yieldedValues !== null && yieldedValues.length >= expectedNumberOfYields || shouldYieldForPaint && needsPaint) {
// We yielded at least as many values as expected. Stop flushing.

@@ -868,7 +674,3 @@ didStop = true;

}
var unstable_Profiling = {
startLoggingProfilingEvents: startLoggingProfilingEvents,
stopLoggingProfilingEvents: stopLoggingProfilingEvents,
sharedProfilingBuffer: sharedProfilingBuffer
} ;
var unstable_Profiling = null;

@@ -875,0 +677,0 @@ exports.reset = reset;

18

umd/scheduler-unstable_mock.production.min.js

@@ -9,11 +9,11 @@ /** @license React vundefined

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