scheduler
Advanced tools
Comparing version 0.0.0-11565a207 to 0.0.0-235a6c4af
{ | ||
"branch": "pull/14773", | ||
"buildNumber": "13390", | ||
"checksum": "0a9ba5d", | ||
"commit": "11565a207", | ||
"branch": "master", | ||
"buildNumber": "97459", | ||
"checksum": "57a4b58", | ||
"commit": "235a6c4af", | ||
"environment": "ci", | ||
"reactVersion": "16.8.0-canary-11565a207" | ||
"reactVersion": "16.13.0-235a6c4af" | ||
} |
@@ -1,2 +0,2 @@ | ||
/** @license React v0.0.0-11565a207 | ||
/** @license React v0.0.0-235a6c4af | ||
* scheduler-tracing.development.js | ||
@@ -18,58 +18,15 @@ * | ||
Object.defineProperty(exports, '__esModule', { value: true }); | ||
var DEFAULT_THREAD_ID = 0; // Counters used to generate unique IDs. | ||
// Helps identify side effects in begin-phase lifecycle hooks and setState reducers: | ||
// In some cases, StrictMode should also double-render lifecycles. | ||
// This can be confusing for tests though, | ||
// And it can be bad for performance in production. | ||
// This feature flag can be used to control the behavior: | ||
// 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; | ||
// Only used in www builds. | ||
// TODO: true? Here it might just be false. | ||
// Only used in www builds. | ||
// Only used in www builds. | ||
// React Fire: prevent the value and checked attributes from syncing | ||
// with their related DOM properties | ||
// 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. | ||
var DEFAULT_THREAD_ID = 0; | ||
// Counters used to generate unique IDs. | ||
var interactionIDCounter = 0; | ||
var threadIDCounter = 0; | ||
// Set of currently traced interactions. | ||
var threadIDCounter = 0; // Set of currently traced interactions. | ||
// Interactions "stack"– | ||
// Meaning that newly traced interactions are appended to the previously active set. | ||
// When an interaction goes out of scope, the previous set (if any) is restored. | ||
exports.__interactionsRef = null; | ||
// Listener(s) to notify when interactions begin and end. | ||
exports.__interactionsRef = null; // Listener(s) to notify when interactions begin and end. | ||
exports.__subscriberRef = null; | ||
if (enableSchedulerTracing) { | ||
{ | ||
exports.__interactionsRef = { | ||
@@ -82,7 +39,3 @@ current: new Set() | ||
} | ||
function unstable_clear(callback) { | ||
if (!enableSchedulerTracing) { | ||
return callback(); | ||
} | ||
@@ -98,22 +51,13 @@ var prevInteractions = exports.__interactionsRef.current; | ||
} | ||
function unstable_getCurrent() { | ||
if (!enableSchedulerTracing) { | ||
return null; | ||
} else { | ||
{ | ||
return exports.__interactionsRef.current; | ||
} | ||
} | ||
function unstable_getThreadID() { | ||
return ++threadIDCounter; | ||
} | ||
function unstable_trace(name, timestamp, callback) { | ||
var threadID = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : DEFAULT_THREAD_ID; | ||
if (!enableSchedulerTracing) { | ||
return callback(); | ||
} | ||
var interaction = { | ||
@@ -125,14 +69,11 @@ __count: 1, | ||
}; | ||
var prevInteractions = exports.__interactionsRef.current; | ||
// Traced interactions should stack/accumulate. | ||
var prevInteractions = exports.__interactionsRef.current; // Traced interactions should stack/accumulate. | ||
// To do that, clone the current interactions. | ||
// The previous set will be restored upon completion. | ||
var interactions = new Set(prevInteractions); | ||
interactions.add(interaction); | ||
exports.__interactionsRef.current = interactions; | ||
var subscriber = exports.__subscriberRef.current; | ||
var returnValue = void 0; | ||
var returnValue; | ||
@@ -159,6 +100,5 @@ try { | ||
} finally { | ||
interaction.__count--; | ||
interaction.__count--; // If no async work was scheduled for this interaction, | ||
// Notify subscribers that it's completed. | ||
// If no async work was scheduled for this interaction, | ||
// Notify subscribers that it's completed. | ||
if (subscriber !== null && interaction.__count === 0) { | ||
@@ -174,23 +114,17 @@ subscriber.onInteractionScheduledWorkCompleted(interaction); | ||
} | ||
function unstable_wrap(callback) { | ||
var threadID = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : DEFAULT_THREAD_ID; | ||
if (!enableSchedulerTracing) { | ||
return callback; | ||
} | ||
var wrappedInteractions = exports.__interactionsRef.current; | ||
var subscriber = exports.__subscriberRef.current; | ||
var subscriber = exports.__subscriberRef.current; | ||
if (subscriber !== null) { | ||
subscriber.onWorkScheduled(wrappedInteractions, threadID); | ||
} | ||
} // Update the pending async work count for the current interactions. | ||
// Update after calling subscribers in case of error. | ||
// Update the pending async work count for the current interactions. | ||
// Update after calling subscribers in case of error. | ||
wrappedInteractions.forEach(function (interaction) { | ||
interaction.__count++; | ||
}); | ||
var hasRun = false; | ||
@@ -201,7 +135,6 @@ | ||
exports.__interactionsRef.current = wrappedInteractions; | ||
subscriber = exports.__subscriberRef.current; | ||
try { | ||
var returnValue = void 0; | ||
var returnValue; | ||
@@ -230,7 +163,6 @@ try { | ||
// Only decrement the outstanding interaction counts once. | ||
hasRun = true; | ||
// Update pending async counts for all wrapped interactions. | ||
hasRun = true; // Update pending async counts for all wrapped interactions. | ||
// If this was the last scheduled async work for any of them, | ||
// Mark them as completed. | ||
wrappedInteractions.forEach(function (interaction) { | ||
@@ -272,3 +204,4 @@ interaction.__count--; | ||
var subscribers = null; | ||
if (enableSchedulerTracing) { | ||
{ | ||
subscribers = new Set(); | ||
@@ -278,3 +211,3 @@ } | ||
function unstable_subscribe(subscriber) { | ||
if (enableSchedulerTracing) { | ||
{ | ||
subscribers.add(subscriber); | ||
@@ -294,5 +227,4 @@ | ||
} | ||
function unstable_unsubscribe(subscriber) { | ||
if (enableSchedulerTracing) { | ||
{ | ||
subscribers.delete(subscriber); | ||
@@ -309,3 +241,2 @@ | ||
var caughtError = null; | ||
subscribers.forEach(function (subscriber) { | ||
@@ -330,3 +261,2 @@ try { | ||
var caughtError = null; | ||
subscribers.forEach(function (subscriber) { | ||
@@ -351,3 +281,2 @@ try { | ||
var caughtError = null; | ||
subscribers.forEach(function (subscriber) { | ||
@@ -372,3 +301,2 @@ try { | ||
var caughtError = null; | ||
subscribers.forEach(function (subscriber) { | ||
@@ -393,3 +321,2 @@ try { | ||
var caughtError = null; | ||
subscribers.forEach(function (subscriber) { | ||
@@ -414,3 +341,2 @@ try { | ||
var caughtError = null; | ||
subscribers.forEach(function (subscriber) { | ||
@@ -435,7 +361,7 @@ try { | ||
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; | ||
})(); | ||
} |
@@ -1,2 +0,2 @@ | ||
/** @license React v0.0.0-11565a207 | ||
/** @license React v0.0.0-235a6c4af | ||
* scheduler-tracing.production.min.js | ||
@@ -10,2 +10,2 @@ * | ||
'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}; |
@@ -1,2 +0,2 @@ | ||
/** @license React v0.0.0-11565a207 | ||
/** @license React v0.0.0-235a6c4af | ||
* scheduler-tracing.profiling.min.js | ||
@@ -10,9 +10,9 @@ * | ||
'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var g=0,m=0;exports.__interactionsRef=null;exports.__subscriberRef=null;exports.__interactionsRef={current:new Set};exports.__subscriberRef={current:null};var n=null;n=new Set;function p(e){var d=!1,a=null;n.forEach(function(c){try{c.onInteractionTraced(e)}catch(b){d||(d=!0,a=b)}});if(d)throw a;} | ||
function q(e){var d=!1,a=null;n.forEach(function(c){try{c.onInteractionScheduledWorkCompleted(e)}catch(b){d||(d=!0,a=b)}});if(d)throw a;}function r(e,d){var a=!1,c=null;n.forEach(function(b){try{b.onWorkScheduled(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}function t(e,d){var a=!1,c=null;n.forEach(function(b){try{b.onWorkStarted(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;}function u(e,d){var a=!1,c=null;n.forEach(function(b){try{b.onWorkStopped(e,d)}catch(f){a||(a=!0,c=f)}});if(a)throw c;} | ||
function v(e,d){var a=!1,c=null;n.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++m}; | ||
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,l=void 0;try{if(null!==h)h.onInteractionTraced(b)}finally{try{if(null!==h)h.onWorkStarted(k,c)}finally{try{l=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 l}; | ||
exports.unstable_wrap=function(e){function d(){var d=exports.__interactionsRef.current;exports.__interactionsRef.current=c;b=exports.__subscriberRef.current;try{var h=void 0;try{if(null!==b)b.onWorkStarted(c,a)}finally{try{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){n.add(e);1===n.size&&(exports.__subscriberRef.current={onInteractionScheduledWorkCompleted:q,onInteractionTraced:p,onWorkCanceled:v,onWorkScheduled:r,onWorkStarted:t,onWorkStopped:u})};exports.unstable_unsubscribe=function(e){n.delete(e);0===n.size&&(exports.__subscriberRef.current=null)}; | ||
'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}; |
@@ -1,2 +0,2 @@ | ||
/** @license React v0.0.0-11565a207 | ||
/** @license React v0.0.0-235a6c4af | ||
* scheduler.development.js | ||
@@ -18,9 +18,279 @@ * | ||
Object.defineProperty(exports, '__esModule', { value: true }); | ||
var enableSchedulerDebugging = false; | ||
var enableProfiling = true; | ||
/* eslint-disable no-var */ | ||
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 | ||
{ | ||
// `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 | ||
}; | ||
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) { | ||
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]; | ||
if (first !== undefined) { | ||
var last = heap.pop(); | ||
if (last !== first) { | ||
heap[0] = last; | ||
siftDown(heap, last, 0); | ||
} | ||
return first; | ||
} else { | ||
return null; | ||
} | ||
} | ||
function siftUp(heap, node, i) { | ||
var index = i; | ||
while (true) { | ||
var parentIndex = index - 1 >>> 1; | ||
var parent = heap[parentIndex]; | ||
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; | ||
} | ||
} | ||
} | ||
function siftDown(heap, node, i) { | ||
var index = i; | ||
var length = heap.length; | ||
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; | ||
} 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; | ||
} | ||
} | ||
} | ||
function compare(a, b) { | ||
// Compare sort index first, then task id. | ||
var diff = a.sortIndex - b.sortIndex; | ||
return diff !== 0 ? diff : a.id - b.id; | ||
} | ||
// TODO: Use symbols? | ||
var NoPriority = 0; | ||
var ImmediatePriority = 1; | ||
@@ -32,151 +302,228 @@ var UserBlockingPriority = 2; | ||
// Max 31 bit integer. The max integer size in V8 for 32-bit systems. | ||
// Math.pow(2, 30) - 1 | ||
// 0b111111111111111111111111111111 | ||
var maxSigned31BitInt = 1073741823; | ||
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 | ||
// Times out immediately | ||
var IMMEDIATE_PRIORITY_TIMEOUT = -1; | ||
// Eventually times out | ||
var USER_BLOCKING_PRIORITY = 250; | ||
var NORMAL_PRIORITY_TIMEOUT = 5000; | ||
var LOW_PRIORITY_TIMEOUT = 10000; | ||
// Never times out | ||
var IDLE_PRIORITY = maxSigned31BitInt; | ||
var PRIORITY = 0; | ||
var CURRENT_TASK_ID = 1; | ||
var CURRENT_RUN_ID = 2; | ||
var QUEUE_SIZE = 3; | ||
// Callbacks are stored as a circular, doubly linked list. | ||
var firstCallbackNode = null; | ||
{ | ||
profilingState[PRIORITY] = NoPriority; // This is maintained with a counter, because the size of the priority queue | ||
// array might include canceled tasks. | ||
var currentDidTimeout = false; | ||
// Pausing the scheduler is useful for debugging. | ||
var isSchedulerPaused = false; | ||
profilingState[QUEUE_SIZE] = 0; | ||
profilingState[CURRENT_TASK_ID] = 0; | ||
} // Bytes per element is 4 | ||
var currentPriorityLevel = NormalPriority; | ||
var currentEventStartTime = -1; | ||
var currentExpirationTime = -1; | ||
// This is set when a callback is being executed, to prevent re-entrancy. | ||
var isExecutingCallback = false; | ||
var INITIAL_EVENT_LOG_SIZE = 131072; | ||
var MAX_EVENT_LOG_SIZE = 524288; // Equivalent to 2 megabytes | ||
var isHostCallbackScheduled = false; | ||
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; | ||
var hasNativePerformanceNow = typeof performance === 'object' && typeof performance.now === 'function'; | ||
function logEvent(entries) { | ||
if (eventLog !== null) { | ||
var offset = eventLogIndex; | ||
eventLogIndex += entries.length; | ||
function ensureHostCallbackIsScheduled() { | ||
if (isExecutingCallback) { | ||
// Don't schedule work yet; wait until the next time we yield. | ||
return; | ||
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); | ||
} | ||
// Schedule the host callback using the earliest expiration in the list. | ||
var expirationTime = firstCallbackNode.expirationTime; | ||
if (!isHostCallbackScheduled) { | ||
isHostCallbackScheduled = true; | ||
} else { | ||
// Cancel the existing host callback. | ||
cancelHostCallback(); | ||
} | ||
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]); | ||
} | ||
} | ||
requestHostCallback(flushWork, expirationTime); | ||
} | ||
function markTaskCompleted(task, ms) { | ||
{ | ||
profilingState[PRIORITY] = NoPriority; | ||
profilingState[CURRENT_TASK_ID] = 0; | ||
profilingState[QUEUE_SIZE]--; | ||
function flushFirstCallback() { | ||
var flushedNode = firstCallbackNode; | ||
if (eventLog !== null) { | ||
logEvent([TaskCompleteEvent, ms * 1000, task.id]); | ||
} | ||
} | ||
} | ||
function markTaskCanceled(task, ms) { | ||
{ | ||
profilingState[QUEUE_SIZE]--; | ||
// Remove the node from the list before calling the callback. That way the | ||
// list is in a consistent state even if the callback throws. | ||
var next = firstCallbackNode.next; | ||
if (firstCallbackNode === next) { | ||
// This is the last callback in the list. | ||
firstCallbackNode = null; | ||
next = null; | ||
} else { | ||
var lastCallbackNode = firstCallbackNode.previous; | ||
firstCallbackNode = lastCallbackNode.next = next; | ||
next.previous = lastCallbackNode; | ||
if (eventLog !== null) { | ||
logEvent([TaskCancelEvent, ms * 1000, task.id]); | ||
} | ||
} | ||
} | ||
function markTaskErrored(task, ms) { | ||
{ | ||
profilingState[PRIORITY] = NoPriority; | ||
profilingState[CURRENT_TASK_ID] = 0; | ||
profilingState[QUEUE_SIZE]--; | ||
flushedNode.next = flushedNode.previous = null; | ||
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; | ||
// Now it's safe to call the callback. | ||
var callback = flushedNode.callback; | ||
var expirationTime = flushedNode.expirationTime; | ||
var priorityLevel = flushedNode.priorityLevel; | ||
var previousPriorityLevel = currentPriorityLevel; | ||
var previousExpirationTime = currentExpirationTime; | ||
currentPriorityLevel = priorityLevel; | ||
currentExpirationTime = expirationTime; | ||
var continuationCallback; | ||
try { | ||
continuationCallback = callback(); | ||
} finally { | ||
currentPriorityLevel = previousPriorityLevel; | ||
currentExpirationTime = previousExpirationTime; | ||
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; | ||
// A callback may return a continuation. The continuation should be scheduled | ||
// with the same priority and expiration as the just-finished callback. | ||
if (typeof continuationCallback === 'function') { | ||
var continuationNode = { | ||
callback: continuationCallback, | ||
priorityLevel: priorityLevel, | ||
expirationTime: expirationTime, | ||
next: null, | ||
previous: null | ||
}; | ||
if (eventLog !== null) { | ||
logEvent([TaskYieldEvent, ms * 1000, task.id, runIdCounter]); | ||
} | ||
} | ||
} | ||
function markSchedulerSuspended(ms) { | ||
{ | ||
mainThreadIdCounter++; | ||
// Insert the new callback into the list, sorted by its expiration. This is | ||
// almost the same as the code in `scheduleCallback`, except the callback | ||
// is inserted into the list *before* callbacks of equal expiration instead | ||
// of after. | ||
if (firstCallbackNode === null) { | ||
// This is the first callback in the list. | ||
firstCallbackNode = continuationNode.next = continuationNode.previous = continuationNode; | ||
} else { | ||
var nextAfterContinuation = null; | ||
var node = firstCallbackNode; | ||
do { | ||
if (node.expirationTime >= expirationTime) { | ||
// This callback expires at or after the continuation. We will insert | ||
// the continuation *before* this callback. | ||
nextAfterContinuation = node; | ||
break; | ||
} | ||
node = node.next; | ||
} while (node !== firstCallbackNode); | ||
if (eventLog !== null) { | ||
logEvent([SchedulerSuspendEvent, ms * 1000, mainThreadIdCounter]); | ||
} | ||
} | ||
} | ||
function markSchedulerUnsuspended(ms) { | ||
{ | ||
if (eventLog !== null) { | ||
logEvent([SchedulerResumeEvent, ms * 1000, mainThreadIdCounter]); | ||
} | ||
} | ||
} | ||
if (nextAfterContinuation === null) { | ||
// No equal or lower priority callback was found, which means the new | ||
// callback is the lowest priority callback in the list. | ||
nextAfterContinuation = firstCallbackNode; | ||
} else if (nextAfterContinuation === firstCallbackNode) { | ||
// The new callback is the highest priority callback in the list. | ||
firstCallbackNode = continuationNode; | ||
ensureHostCallbackIsScheduled(); | ||
/* eslint-disable no-var */ | ||
// Math.pow(2, 30) - 1 | ||
// 0b111111111111111111111111111111 | ||
var maxSigned31BitInt = 1073741823; // Times out immediately | ||
var IMMEDIATE_PRIORITY_TIMEOUT = -1; // Eventually times out | ||
var USER_BLOCKING_PRIORITY = 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 taskQueue = []; | ||
var timerQueue = []; // Incrementing id counter. Used to maintain insertion order. | ||
var taskIdCounter = 1; // Pausing the scheduler is useful for debugging. | ||
var currentTask = null; | ||
var currentPriorityLevel = NormalPriority; // This is set while performing work, to prevent re-entrancy. | ||
var isPerformingWork = false; | ||
var isHostCallbackScheduled = false; | ||
var isHostTimeoutScheduled = false; | ||
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); | ||
{ | ||
markTaskStart(timer, currentTime); | ||
timer.isQueued = true; | ||
} | ||
} else { | ||
// Remaining timers are pending. | ||
return; | ||
} | ||
var previous = nextAfterContinuation.previous; | ||
previous.next = nextAfterContinuation.previous = continuationNode; | ||
continuationNode.next = nextAfterContinuation; | ||
continuationNode.previous = previous; | ||
} | ||
timer = peek(timerQueue); | ||
} | ||
} | ||
function flushImmediateWork() { | ||
if ( | ||
// Confirm we've exited the outer most event handler | ||
currentEventStartTime === -1 && firstCallbackNode !== null && firstCallbackNode.priorityLevel === ImmediatePriority) { | ||
isExecutingCallback = true; | ||
try { | ||
do { | ||
flushFirstCallback(); | ||
} while ( | ||
// Keep flushing until there are no more immediate callbacks | ||
firstCallbackNode !== null && firstCallbackNode.priorityLevel === ImmediatePriority); | ||
} finally { | ||
isExecutingCallback = false; | ||
if (firstCallbackNode !== null) { | ||
// There's still work remaining. Request another callback. | ||
ensureHostCallbackIsScheduled(); | ||
} else { | ||
isHostCallbackScheduled = false; | ||
function handleTimeout(currentTime) { | ||
isHostTimeoutScheduled = false; | ||
advanceTimers(currentTime); | ||
if (!isHostCallbackScheduled) { | ||
if (peek(taskQueue) !== null) { | ||
isHostCallbackScheduled = true; | ||
requestHostCallback(flushWork); | ||
} else { | ||
var firstTimer = peek(timerQueue); | ||
if (firstTimer !== null) { | ||
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime); | ||
} | ||
@@ -187,51 +534,103 @@ } | ||
function flushWork(didTimeout) { | ||
// Exit right away if we're currently paused | ||
function flushWork(hasTimeRemaining, initialTime) { | ||
{ | ||
markSchedulerUnsuspended(initialTime); | ||
} // We'll need a host callback the next time work is scheduled. | ||
if (enableSchedulerDebugging && isSchedulerPaused) { | ||
return; | ||
isHostCallbackScheduled = false; | ||
if (isHostTimeoutScheduled) { | ||
// We scheduled a timeout but it's no longer needed. Cancel it. | ||
isHostTimeoutScheduled = false; | ||
cancelHostTimeout(); | ||
} | ||
isExecutingCallback = true; | ||
var previousDidTimeout = currentDidTimeout; | ||
currentDidTimeout = didTimeout; | ||
isPerformingWork = true; | ||
var previousPriorityLevel = currentPriorityLevel; | ||
try { | ||
if (didTimeout) { | ||
// Flush all the expired callbacks without yielding. | ||
while (firstCallbackNode !== null && !(enableSchedulerDebugging && isSchedulerPaused)) { | ||
// TODO Wrap in feature flag | ||
// Read the current time. Flush all the callbacks that expire at or | ||
// earlier than that time. Then read the current time again and repeat. | ||
// This optimizes for as few performance.now calls as possible. | ||
var currentTime = exports.unstable_now(); | ||
if (firstCallbackNode.expirationTime <= currentTime) { | ||
do { | ||
flushFirstCallback(); | ||
} while (firstCallbackNode !== null && firstCallbackNode.expirationTime <= currentTime && !(enableSchedulerDebugging && isSchedulerPaused)); | ||
continue; | ||
if (enableProfiling) { | ||
try { | ||
return workLoop(hasTimeRemaining, initialTime); | ||
} catch (error) { | ||
if (currentTask !== null) { | ||
var currentTime = exports.unstable_now(); | ||
markTaskErrored(currentTask, currentTime); | ||
currentTask.isQueued = false; | ||
} | ||
break; | ||
throw error; | ||
} | ||
} else { | ||
// Keep flushing callbacks until we run out of time in the frame. | ||
if (firstCallbackNode !== null) { | ||
do { | ||
if (enableSchedulerDebugging && isSchedulerPaused) { | ||
break; | ||
} | ||
flushFirstCallback(); | ||
} while (firstCallbackNode !== null && !shouldYieldToHost()); | ||
} | ||
// No catch in prod codepath. | ||
return workLoop(hasTimeRemaining, initialTime); | ||
} | ||
} finally { | ||
isExecutingCallback = false; | ||
currentDidTimeout = previousDidTimeout; | ||
if (firstCallbackNode !== null) { | ||
// There's still work remaining. Request another callback. | ||
ensureHostCallbackIsScheduled(); | ||
currentTask = null; | ||
currentPriorityLevel = previousPriorityLevel; | ||
isPerformingWork = false; | ||
{ | ||
var _currentTime = exports.unstable_now(); | ||
markSchedulerSuspended(_currentTime); | ||
} | ||
} | ||
} | ||
function workLoop(hasTimeRemaining, initialTime) { | ||
var currentTime = initialTime; | ||
advanceTimers(currentTime); | ||
currentTask = peek(taskQueue); | ||
while (currentTask !== null && !(enableSchedulerDebugging )) { | ||
if (currentTask.expirationTime > currentTime && (!hasTimeRemaining || shouldYieldToHost())) { | ||
// This currentTask hasn't expired, and we've reached the deadline. | ||
break; | ||
} | ||
var callback = currentTask.callback; | ||
if (callback !== null) { | ||
currentTask.callback = null; | ||
currentPriorityLevel = currentTask.priorityLevel; | ||
var didUserCallbackTimeout = currentTask.expirationTime <= currentTime; | ||
markTaskRun(currentTask, currentTime); | ||
var continuationCallback = callback(didUserCallbackTimeout); | ||
currentTime = exports.unstable_now(); | ||
if (typeof continuationCallback === 'function') { | ||
currentTask.callback = continuationCallback; | ||
markTaskYield(currentTask, currentTime); | ||
} else { | ||
{ | ||
markTaskCompleted(currentTask, currentTime); | ||
currentTask.isQueued = false; | ||
} | ||
if (currentTask === peek(taskQueue)) { | ||
pop(taskQueue); | ||
} | ||
} | ||
advanceTimers(currentTime); | ||
} else { | ||
isHostCallbackScheduled = false; | ||
pop(taskQueue); | ||
} | ||
// Before exiting, flush all the immediate work that was scheduled. | ||
flushImmediateWork(); | ||
currentTask = peek(taskQueue); | ||
} // Return whether there's additional work | ||
if (currentTask !== null) { | ||
return true; | ||
} else { | ||
var firstTimer = peek(timerQueue); | ||
if (firstTimer !== null) { | ||
requestHostTimeout(handleTimeout, firstTimer.startTime - currentTime); | ||
} | ||
return false; | ||
} | ||
@@ -248,2 +647,3 @@ } | ||
break; | ||
default: | ||
@@ -254,5 +654,3 @@ priorityLevel = NormalPriority; | ||
var previousPriorityLevel = currentPriorityLevel; | ||
var previousEventStartTime = currentEventStartTime; | ||
currentPriorityLevel = priorityLevel; | ||
currentEventStartTime = exports.unstable_now(); | ||
@@ -263,7 +661,30 @@ try { | ||
currentPriorityLevel = previousPriorityLevel; | ||
currentEventStartTime = previousEventStartTime; | ||
} | ||
} | ||
// Before exiting, flush all the immediate work that was scheduled. | ||
flushImmediateWork(); | ||
function unstable_next(eventHandler) { | ||
var priorityLevel; | ||
switch (currentPriorityLevel) { | ||
case ImmediatePriority: | ||
case UserBlockingPriority: | ||
case NormalPriority: | ||
// Shift down to normal priority | ||
priorityLevel = NormalPriority; | ||
break; | ||
default: | ||
// Anything lower than normal priority should remain at the current level. | ||
priorityLevel = currentPriorityLevel; | ||
break; | ||
} | ||
var previousPriorityLevel = currentPriorityLevel; | ||
currentPriorityLevel = priorityLevel; | ||
try { | ||
return eventHandler(); | ||
} finally { | ||
currentPriorityLevel = previousPriorityLevel; | ||
} | ||
} | ||
@@ -276,5 +697,3 @@ | ||
var previousPriorityLevel = currentPriorityLevel; | ||
var previousEventStartTime = currentEventStartTime; | ||
currentPriorityLevel = parentPriorityLevel; | ||
currentEventStartTime = exports.unstable_now(); | ||
@@ -285,4 +704,2 @@ try { | ||
currentPriorityLevel = previousPriorityLevel; | ||
currentEventStartTime = previousEventStartTime; | ||
flushImmediateWork(); | ||
} | ||
@@ -292,83 +709,101 @@ }; | ||
function unstable_scheduleCallback(callback, deprecated_options) { | ||
var startTime = currentEventStartTime !== -1 ? currentEventStartTime : exports.unstable_now(); | ||
function timeoutForPriorityLevel(priorityLevel) { | ||
switch (priorityLevel) { | ||
case ImmediatePriority: | ||
return IMMEDIATE_PRIORITY_TIMEOUT; | ||
var expirationTime; | ||
if (typeof deprecated_options === 'object' && deprecated_options !== null && typeof deprecated_options.timeout === 'number') { | ||
// FIXME: Remove this branch once we lift expiration times out of React. | ||
expirationTime = startTime + deprecated_options.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; | ||
if (typeof options === 'object' && options !== null) { | ||
var delay = options.delay; | ||
if (typeof delay === 'number' && delay > 0) { | ||
startTime = currentTime + delay; | ||
} else { | ||
startTime = currentTime; | ||
} | ||
timeout = typeof options.timeout === 'number' ? options.timeout : timeoutForPriorityLevel(priorityLevel); | ||
} else { | ||
switch (currentPriorityLevel) { | ||
case ImmediatePriority: | ||
expirationTime = startTime + IMMEDIATE_PRIORITY_TIMEOUT; | ||
break; | ||
case UserBlockingPriority: | ||
expirationTime = startTime + USER_BLOCKING_PRIORITY; | ||
break; | ||
case IdlePriority: | ||
expirationTime = startTime + IDLE_PRIORITY; | ||
break; | ||
case LowPriority: | ||
expirationTime = startTime + LOW_PRIORITY_TIMEOUT; | ||
break; | ||
case NormalPriority: | ||
default: | ||
expirationTime = startTime + NORMAL_PRIORITY_TIMEOUT; | ||
} | ||
timeout = timeoutForPriorityLevel(priorityLevel); | ||
startTime = currentTime; | ||
} | ||
var newNode = { | ||
var expirationTime = startTime + timeout; | ||
var newTask = { | ||
id: taskIdCounter++, | ||
callback: callback, | ||
priorityLevel: currentPriorityLevel, | ||
priorityLevel: priorityLevel, | ||
startTime: startTime, | ||
expirationTime: expirationTime, | ||
next: null, | ||
previous: null | ||
sortIndex: -1 | ||
}; | ||
// Insert the new callback into the list, ordered first by expiration, then | ||
// by insertion. So the new callback is inserted any other callback with | ||
// equal expiration. | ||
if (firstCallbackNode === null) { | ||
// This is the first callback in the list. | ||
firstCallbackNode = newNode.next = newNode.previous = newNode; | ||
ensureHostCallbackIsScheduled(); | ||
{ | ||
newTask.isQueued = false; | ||
} | ||
if (startTime > currentTime) { | ||
// This is a delayed task. | ||
newTask.sortIndex = startTime; | ||
push(timerQueue, newTask); | ||
if (peek(taskQueue) === null && newTask === peek(timerQueue)) { | ||
// All tasks are delayed, and this is the task with the earliest delay. | ||
if (isHostTimeoutScheduled) { | ||
// Cancel an existing timeout. | ||
cancelHostTimeout(); | ||
} else { | ||
isHostTimeoutScheduled = true; | ||
} // Schedule a timeout. | ||
requestHostTimeout(handleTimeout, startTime - currentTime); | ||
} | ||
} else { | ||
var next = null; | ||
var node = firstCallbackNode; | ||
do { | ||
if (node.expirationTime > expirationTime) { | ||
// The new callback expires before this one. | ||
next = node; | ||
break; | ||
} | ||
node = node.next; | ||
} while (node !== firstCallbackNode); | ||
newTask.sortIndex = expirationTime; | ||
push(taskQueue, newTask); | ||
if (next === null) { | ||
// No callback with a later expiration was found, which means the new | ||
// callback has the latest expiration in the list. | ||
next = firstCallbackNode; | ||
} else if (next === firstCallbackNode) { | ||
// The new callback has the earliest expiration in the entire list. | ||
firstCallbackNode = newNode; | ||
ensureHostCallbackIsScheduled(); | ||
{ | ||
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. | ||
if (!isHostCallbackScheduled && !isPerformingWork) { | ||
isHostCallbackScheduled = true; | ||
requestHostCallback(flushWork); | ||
} | ||
var previous = next.previous; | ||
previous.next = next.previous = newNode; | ||
newNode.next = next; | ||
newNode.previous = previous; | ||
} | ||
return newNode; | ||
return newTask; | ||
} | ||
function unstable_pauseExecution() { | ||
isSchedulerPaused = true; | ||
} | ||
function unstable_continueExecution() { | ||
isSchedulerPaused = false; | ||
if (firstCallbackNode !== null) { | ||
ensureHostCallbackIsScheduled(); | ||
if (!isHostCallbackScheduled && !isPerformingWork) { | ||
isHostCallbackScheduled = true; | ||
requestHostCallback(flushWork); | ||
} | ||
@@ -378,26 +813,18 @@ } | ||
function unstable_getFirstCallbackNode() { | ||
return firstCallbackNode; | ||
return peek(taskQueue); | ||
} | ||
function unstable_cancelCallback(callbackNode) { | ||
var next = callbackNode.next; | ||
if (next === null) { | ||
// Already cancelled. | ||
return; | ||
} | ||
if (next === callbackNode) { | ||
// This is the only scheduled callback. Clear the list. | ||
firstCallbackNode = null; | ||
} else { | ||
// Remove the callback from its position in the list. | ||
if (callbackNode === firstCallbackNode) { | ||
firstCallbackNode = next; | ||
function unstable_cancelCallback(task) { | ||
{ | ||
if (task.isQueued) { | ||
var currentTime = exports.unstable_now(); | ||
markTaskCanceled(task, currentTime); | ||
task.isQueued = false; | ||
} | ||
var previous = callbackNode.previous; | ||
previous.next = next; | ||
next.previous = previous; | ||
} | ||
} // 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.) | ||
callbackNode.next = callbackNode.previous = null; | ||
task.callback = null; | ||
} | ||
@@ -410,269 +837,33 @@ | ||
function unstable_shouldYield() { | ||
return !currentDidTimeout && (firstCallbackNode !== null && firstCallbackNode.expirationTime < currentExpirationTime || shouldYieldToHost()); | ||
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(); | ||
} | ||
// The remaining code is essentially a polyfill for requestIdleCallback. It | ||
// works by scheduling a requestAnimationFrame, storing the time for the start | ||
// of the frame, then scheduling a postMessage which gets scheduled after paint. | ||
// Within the postMessage handler do as much work as possible until time + frame | ||
// rate. By separating the idle call into a separate event tick we ensure that | ||
// layout, paint and other browser work is counted against the available time. | ||
// The frame rate is dynamically adjusted. | ||
var unstable_requestPaint = requestPaint; | ||
var unstable_Profiling = { | ||
startLoggingProfilingEvents: startLoggingProfilingEvents, | ||
stopLoggingProfilingEvents: stopLoggingProfilingEvents, | ||
sharedProfilingBuffer: sharedProfilingBuffer | ||
} ; | ||
// We capture a local reference to any global, in case it gets polyfilled after | ||
// this module is initially evaluated. We want to be using a | ||
// consistent implementation. | ||
var localDate = Date; | ||
// This initialization code may run even on server environments if a component | ||
// just imports ReactDOM (e.g. for findDOMNode). Some environments might not | ||
// have setTimeout or clearTimeout. However, we always expect them to be defined | ||
// on the client. https://github.com/facebook/react/pull/13088 | ||
var localSetTimeout = typeof setTimeout === 'function' ? setTimeout : undefined; | ||
var localClearTimeout = typeof clearTimeout === 'function' ? clearTimeout : undefined; | ||
// We don't expect either of these to necessarily be defined, but we will error | ||
// later if they are missing on the client. | ||
var localRequestAnimationFrame = typeof requestAnimationFrame === 'function' ? requestAnimationFrame : undefined; | ||
var localCancelAnimationFrame = typeof cancelAnimationFrame === 'function' ? cancelAnimationFrame : undefined; | ||
// requestAnimationFrame does not run when the tab is in the background. If | ||
// we're backgrounded we prefer for that work to happen so that the page | ||
// continues to load in the background. So we also schedule a 'setTimeout' as | ||
// a fallback. | ||
// TODO: Need a better heuristic for backgrounded work. | ||
var ANIMATION_FRAME_TIMEOUT = 100; | ||
var rAFID; | ||
var rAFTimeoutID; | ||
var requestAnimationFrameWithTimeout = function (callback) { | ||
// schedule rAF and also a setTimeout | ||
rAFID = localRequestAnimationFrame(function (timestamp) { | ||
// cancel the setTimeout | ||
localClearTimeout(rAFTimeoutID); | ||
callback(timestamp); | ||
}); | ||
rAFTimeoutID = localSetTimeout(function () { | ||
// cancel the requestAnimationFrame | ||
localCancelAnimationFrame(rAFID); | ||
callback(exports.unstable_now()); | ||
}, ANIMATION_FRAME_TIMEOUT); | ||
}; | ||
if (hasNativePerformanceNow) { | ||
var Performance = performance; | ||
exports.unstable_now = function () { | ||
return Performance.now(); | ||
}; | ||
} else { | ||
exports.unstable_now = function () { | ||
return localDate.now(); | ||
}; | ||
} | ||
var requestHostCallback; | ||
var cancelHostCallback; | ||
var shouldYieldToHost; | ||
var globalValue = null; | ||
if (typeof window !== 'undefined') { | ||
globalValue = window; | ||
} else if (typeof global !== 'undefined') { | ||
globalValue = global; | ||
} | ||
if (globalValue && globalValue._schedMock) { | ||
// Dynamic injection, only for testing purposes. | ||
var globalImpl = globalValue._schedMock; | ||
requestHostCallback = globalImpl[0]; | ||
cancelHostCallback = globalImpl[1]; | ||
shouldYieldToHost = globalImpl[2]; | ||
exports.unstable_now = globalImpl[3]; | ||
} else 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 _flushCallback = function (didTimeout) { | ||
if (_callback !== null) { | ||
try { | ||
_callback(didTimeout); | ||
} finally { | ||
_callback = null; | ||
} | ||
} | ||
}; | ||
requestHostCallback = function (cb, ms) { | ||
if (_callback !== null) { | ||
// Protect against re-entrancy. | ||
setTimeout(requestHostCallback, 0, cb); | ||
} else { | ||
_callback = cb; | ||
setTimeout(_flushCallback, 0, false); | ||
} | ||
}; | ||
cancelHostCallback = function () { | ||
_callback = null; | ||
}; | ||
shouldYieldToHost = function () { | ||
return false; | ||
}; | ||
} else { | ||
if (typeof console !== 'undefined') { | ||
// TODO: Remove fb.me link | ||
if (typeof localRequestAnimationFrame !== 'function') { | ||
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 localCancelAnimationFrame !== 'function') { | ||
console.error("This browser doesn't support cancelAnimationFrame. " + 'Make sure that you load a ' + 'polyfill in older browsers. https://fb.me/react-polyfills'); | ||
} | ||
} | ||
var scheduledHostCallback = null; | ||
var isMessageEventScheduled = false; | ||
var timeoutTime = -1; | ||
var isAnimationFrameScheduled = false; | ||
var isFlushingHostCallback = false; | ||
var frameDeadline = 0; | ||
// We start out assuming that we run at 30fps but then the heuristic tracking | ||
// will adjust this value to a faster fps if we get more frequent animation | ||
// frames. | ||
var previousFrameTime = 33; | ||
var activeFrameTime = 33; | ||
shouldYieldToHost = function () { | ||
return frameDeadline <= exports.unstable_now(); | ||
}; | ||
// We use the postMessage trick to defer idle work until after the repaint. | ||
var channel = new MessageChannel(); | ||
var port = channel.port2; | ||
channel.port1.onmessage = function (event) { | ||
isMessageEventScheduled = false; | ||
var prevScheduledCallback = scheduledHostCallback; | ||
var prevTimeoutTime = timeoutTime; | ||
scheduledHostCallback = null; | ||
timeoutTime = -1; | ||
var currentTime = exports.unstable_now(); | ||
var didTimeout = false; | ||
if (frameDeadline - currentTime <= 0) { | ||
// There's no time left in this idle period. Check if the callback has | ||
// a timeout and whether it's been exceeded. | ||
if (prevTimeoutTime !== -1 && prevTimeoutTime <= currentTime) { | ||
// Exceeded the timeout. Invoke the callback even though there's no | ||
// time left. | ||
didTimeout = true; | ||
} else { | ||
// No timeout. | ||
if (!isAnimationFrameScheduled) { | ||
// Schedule another animation callback so we retry later. | ||
isAnimationFrameScheduled = true; | ||
requestAnimationFrameWithTimeout(animationTick); | ||
} | ||
// Exit without invoking the callback. | ||
scheduledHostCallback = prevScheduledCallback; | ||
timeoutTime = prevTimeoutTime; | ||
return; | ||
} | ||
} | ||
if (prevScheduledCallback !== null) { | ||
isFlushingHostCallback = true; | ||
try { | ||
prevScheduledCallback(didTimeout); | ||
} finally { | ||
isFlushingHostCallback = false; | ||
} | ||
} | ||
}; | ||
var animationTick = function (rafTime) { | ||
if (scheduledHostCallback !== null) { | ||
// Eagerly schedule the next animation callback at the beginning of the | ||
// frame. If the scheduler queue is not empty at the end of the frame, it | ||
// will continue flushing inside that callback. If the queue *is* empty, | ||
// then it will exit immediately. Posting the callback at the start of the | ||
// frame ensures it's fired within the earliest possible frame. If we | ||
// waited until the end of the frame to post the callback, we risk the | ||
// browser skipping a frame and not firing the callback until the frame | ||
// after that. | ||
requestAnimationFrameWithTimeout(animationTick); | ||
} else { | ||
// No pending work. Exit. | ||
isAnimationFrameScheduled = false; | ||
return; | ||
} | ||
var nextFrameTime = rafTime - frameDeadline + activeFrameTime; | ||
if (nextFrameTime < activeFrameTime && previousFrameTime < activeFrameTime) { | ||
if (nextFrameTime < 8) { | ||
// Defensive coding. We don't support higher frame rates than 120hz. | ||
// If the calculated frame time gets lower than 8, it is probably a bug. | ||
nextFrameTime = 8; | ||
} | ||
// If one frame goes long, then the next one can be short to catch up. | ||
// If two frames are short in a row, then that's an indication that we | ||
// actually have a higher frame rate than what we're currently optimizing. | ||
// We adjust our heuristic dynamically accordingly. For example, if we're | ||
// running on 120hz display or 90hz VR display. | ||
// Take the max of the two in case one of them was an anomaly due to | ||
// missed frame deadlines. | ||
activeFrameTime = nextFrameTime < previousFrameTime ? previousFrameTime : nextFrameTime; | ||
} else { | ||
previousFrameTime = nextFrameTime; | ||
} | ||
frameDeadline = rafTime + activeFrameTime; | ||
if (!isMessageEventScheduled) { | ||
isMessageEventScheduled = true; | ||
port.postMessage(undefined); | ||
} | ||
}; | ||
requestHostCallback = function (callback, absoluteTimeout) { | ||
scheduledHostCallback = callback; | ||
timeoutTime = absoluteTimeout; | ||
if (isFlushingHostCallback || absoluteTimeout < 0) { | ||
// Don't wait for the next frame. Continue working ASAP, in a new event. | ||
port.postMessage(undefined); | ||
} else if (!isAnimationFrameScheduled) { | ||
// If rAF didn't already schedule one, we need to schedule a frame. | ||
// TODO: If this rAF doesn't materialize because the browser throttles, we | ||
// might want to still have setTimeout trigger rIC as a backup to ensure | ||
// that we keep performing work. | ||
isAnimationFrameScheduled = true; | ||
requestAnimationFrameWithTimeout(animationTick); | ||
} | ||
}; | ||
cancelHostCallback = function () { | ||
scheduledHostCallback = null; | ||
isMessageEventScheduled = false; | ||
timeoutTime = -1; | ||
}; | ||
} | ||
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_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel; | ||
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode; | ||
exports.unstable_next = unstable_next; | ||
exports.unstable_pauseExecution = unstable_pauseExecution; | ||
exports.unstable_requestPaint = unstable_requestPaint; | ||
exports.unstable_runWithPriority = unstable_runWithPriority; | ||
exports.unstable_scheduleCallback = unstable_scheduleCallback; | ||
exports.unstable_cancelCallback = unstable_cancelCallback; | ||
exports.unstable_shouldYield = unstable_shouldYield; | ||
exports.unstable_wrapCallback = unstable_wrapCallback; | ||
exports.unstable_getCurrentPriorityLevel = unstable_getCurrentPriorityLevel; | ||
exports.unstable_shouldYield = unstable_shouldYield; | ||
exports.unstable_continueExecution = unstable_continueExecution; | ||
exports.unstable_pauseExecution = unstable_pauseExecution; | ||
exports.unstable_getFirstCallbackNode = unstable_getFirstCallbackNode; | ||
})(); | ||
} |
@@ -1,2 +0,2 @@ | ||
/** @license React v0.0.0-11565a207 | ||
/** @license React v0.0.0-235a6c4af | ||
* scheduler.production.min.js | ||
@@ -10,13 +10,13 @@ * | ||
'use strict';Object.defineProperty(exports,"__esModule",{value:!0});var c=null,f=!1,h=3,k=-1,l=-1,m=!1,n=!1;function p(){if(!m){var a=c.expirationTime;n?q():n=!0;r(t,a)}} | ||
function u(){var a=c,b=c.next;if(c===b)c=null;else{var d=c.previous;c=d.next=b;b.previous=d}a.next=a.previous=null;d=a.callback;b=a.expirationTime;a=a.priorityLevel;var e=h,Q=l;h=a;l=b;try{var g=d()}finally{h=e,l=Q}if("function"===typeof g)if(g={callback:g,priorityLevel:a,expirationTime:b,next:null,previous:null},null===c)c=g.next=g.previous=g;else{d=null;a=c;do{if(a.expirationTime>=b){d=a;break}a=a.next}while(a!==c);null===d?d=c:d===c&&(c=g,p());b=d.previous;b.next=d.previous=g;g.next=d;g.previous= | ||
b}}function v(){if(-1===k&&null!==c&&1===c.priorityLevel){m=!0;try{do u();while(null!==c&&1===c.priorityLevel)}finally{m=!1,null!==c?p():n=!1}}}function t(a){m=!0;var b=f;f=a;try{if(a)for(;null!==c;){var d=exports.unstable_now();if(c.expirationTime<=d){do u();while(null!==c&&c.expirationTime<=d)}else break}else if(null!==c){do u();while(null!==c&&!w())}}finally{m=!1,f=b,null!==c?p():n=!1,v()}} | ||
var x=Date,y="function"===typeof setTimeout?setTimeout:void 0,z="function"===typeof clearTimeout?clearTimeout:void 0,A="function"===typeof requestAnimationFrame?requestAnimationFrame:void 0,B="function"===typeof cancelAnimationFrame?cancelAnimationFrame:void 0,C,D;function E(a){C=A(function(b){z(D);a(b)});D=y(function(){B(C);a(exports.unstable_now())},100)} | ||
if("object"===typeof performance&&"function"===typeof performance.now){var F=performance;exports.unstable_now=function(){return F.now()}}else exports.unstable_now=function(){return x.now()};var r,q,w,G=null;"undefined"!==typeof window?G=window:"undefined"!==typeof global&&(G=global); | ||
if(G&&G._schedMock){var H=G._schedMock;r=H[0];q=H[1];w=H[2];exports.unstable_now=H[3]}else if("undefined"===typeof window||"function"!==typeof MessageChannel){var I=null,J=function(a){if(null!==I)try{I(a)}finally{I=null}};r=function(a){null!==I?setTimeout(r,0,a):(I=a,setTimeout(J,0,!1))};q=function(){I=null};w=function(){return!1}}else{"undefined"!==typeof console&&("function"!==typeof A&&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 B&&console.error("This browser doesn't support cancelAnimationFrame. Make sure that you load a polyfill in older browsers. https://fb.me/react-polyfills"));var K=null,L=!1,M=-1,N=!1,O=!1,P=0,R=33,S=33;w=function(){return P<=exports.unstable_now()};var T=new MessageChannel,U=T.port2;T.port1.onmessage=function(){L=!1;var a=K,b=M;K=null;M=-1;var d=exports.unstable_now(),e=!1;if(0>=P-d)if(-1!==b&&b<=d)e=!0;else{N||(N=!0,E(V));K=a;M=b;return}if(null!==a){O=!0;try{a(e)}finally{O=!1}}}; | ||
var V=function(a){if(null!==K){E(V);var b=a-P+S;b<S&&R<S?(8>b&&(b=8),S=b<R?R:b):R=b;P=a+S;L||(L=!0,U.postMessage(void 0))}else N=!1};r=function(a,b){K=a;M=b;O||0>b?U.postMessage(void 0):N||(N=!0,E(V))};q=function(){K=null;L=!1;M=-1}}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 d=h,e=k;h=a;k=exports.unstable_now();try{return b()}finally{h=d,k=e,v()}}; | ||
exports.unstable_scheduleCallback=function(a,b){var d=-1!==k?k:exports.unstable_now();if("object"===typeof b&&null!==b&&"number"===typeof b.timeout)b=d+b.timeout;else switch(h){case 1:b=d+-1;break;case 2:b=d+250;break;case 5:b=d+1073741823;break;case 4:b=d+1E4;break;default:b=d+5E3}a={callback:a,priorityLevel:h,expirationTime:b,next:null,previous:null};if(null===c)c=a.next=a.previous=a,p();else{d=null;var e=c;do{if(e.expirationTime>b){d=e;break}e=e.next}while(e!==c);null===d?d=c:d===c&&(c=a,p()); | ||
b=d.previous;b.next=d.previous=a;a.next=d;a.previous=b}return a};exports.unstable_cancelCallback=function(a){var b=a.next;if(null!==b){if(b===a)c=null;else{a===c&&(c=b);var d=a.previous;d.next=b;b.previous=d}a.next=a.previous=null}};exports.unstable_wrapCallback=function(a){var b=h;return function(){var d=h,e=k;h=b;k=exports.unstable_now();try{return a.apply(this,arguments)}finally{h=d,k=e,v()}}};exports.unstable_getCurrentPriorityLevel=function(){return h}; | ||
exports.unstable_shouldYield=function(){return!f&&(null!==c&&c.expirationTime<l||w())};exports.unstable_continueExecution=function(){null!==c&&p()};exports.unstable_pauseExecution=function(){};exports.unstable_getFirstCallbackNode=function(){return c}; | ||
'use strict';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_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(){T||S||(T=!0,f(X))}; | ||
exports.unstable_getCurrentPriorityLevel=function(){return R};exports.unstable_getFirstCallbackNode=function(){return L(N)};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_pauseExecution=function(){};exports.unstable_requestPaint=Z;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_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_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_wrapCallback=function(a){var b=R;return function(){var c=R;R=b;try{return a.apply(this,arguments)}finally{R=c}}}; |
{ | ||
"name": "scheduler", | ||
"version": "0.0.0-11565a207", | ||
"version": "0.0.0-235a6c4af", | ||
"description": "Cooperative scheduler for the browser environment.", | ||
@@ -30,2 +30,3 @@ "main": "index.js", | ||
"tracing-profiling.js", | ||
"unstable_mock.js", | ||
"cjs/", | ||
@@ -32,0 +33,0 @@ "umd/" |
@@ -17,4 +17,4 @@ /** | ||
: typeof define === 'function' && define.amd // eslint-disable-line no-undef | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.SchedulerTracing = factory(global)); | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.SchedulerTracing = factory(global)); | ||
})(this, function(global) { | ||
@@ -21,0 +21,0 @@ function unstable_clear() { |
@@ -17,4 +17,4 @@ /** | ||
: typeof define === 'function' && define.amd // eslint-disable-line no-undef | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.SchedulerTracing = factory(global)); | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.SchedulerTracing = factory(global)); | ||
})(this, function(global) { | ||
@@ -21,0 +21,0 @@ function unstable_clear() { |
@@ -17,4 +17,4 @@ /** | ||
: typeof define === 'function' && define.amd // eslint-disable-line no-undef | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.SchedulerTracing = factory(global)); | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.SchedulerTracing = factory(global)); | ||
})(this, function(global) { | ||
@@ -21,0 +21,0 @@ function unstable_clear() { |
@@ -19,4 +19,4 @@ /** | ||
: typeof define === 'function' && define.amd // eslint-disable-line no-undef | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.Scheduler = factory(global)); | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.Scheduler = factory(global)); | ||
})(this, function(global) { | ||
@@ -51,2 +51,9 @@ function unstable_now() { | ||
function unstable_requestPaint() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_requestPaint.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
function unstable_runWithPriority() { | ||
@@ -59,2 +66,9 @@ return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_runWithPriority.apply( | ||
function unstable_next() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_next.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
function unstable_wrapCallback() { | ||
@@ -95,2 +109,9 @@ return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_wrapCallback.apply( | ||
function unstable_forceFrameRate() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_forceFrameRate.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
return Object.freeze({ | ||
@@ -101,3 +122,5 @@ unstable_now: unstable_now, | ||
unstable_shouldYield: unstable_shouldYield, | ||
unstable_requestPaint: unstable_requestPaint, | ||
unstable_runWithPriority: unstable_runWithPriority, | ||
unstable_next: unstable_next, | ||
unstable_wrapCallback: unstable_wrapCallback, | ||
@@ -108,3 +131,28 @@ unstable_getCurrentPriorityLevel: unstable_getCurrentPriorityLevel, | ||
unstable_getFirstCallbackNode: unstable_getFirstCallbackNode, | ||
unstable_forceFrameRate: unstable_forceFrameRate, | ||
get unstable_IdlePriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_IdlePriority; | ||
}, | ||
get unstable_ImmediatePriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_ImmediatePriority; | ||
}, | ||
get unstable_LowPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_LowPriority; | ||
}, | ||
get unstable_NormalPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_NormalPriority; | ||
}, | ||
get unstable_UserBlockingPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_UserBlockingPriority; | ||
}, | ||
get unstable_Profiling() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_Profiling; | ||
}, | ||
}); | ||
}); |
@@ -19,4 +19,4 @@ /** | ||
: typeof define === 'function' && define.amd // eslint-disable-line no-undef | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.Scheduler = factory(global)); | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.Scheduler = factory(global)); | ||
})(this, function(global) { | ||
@@ -51,2 +51,9 @@ function unstable_now() { | ||
function unstable_requestPaint() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_requestPaint.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
function unstable_runWithPriority() { | ||
@@ -59,2 +66,9 @@ return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_runWithPriority.apply( | ||
function unstable_next() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_next.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
function unstable_wrapCallback() { | ||
@@ -89,2 +103,9 @@ return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_wrapCallback.apply( | ||
function unstable_forceFrameRate() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_forceFrameRate.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
return Object.freeze({ | ||
@@ -95,3 +116,5 @@ unstable_now: unstable_now, | ||
unstable_shouldYield: unstable_shouldYield, | ||
unstable_requestPaint: unstable_requestPaint, | ||
unstable_runWithPriority: unstable_runWithPriority, | ||
unstable_next: unstable_next, | ||
unstable_wrapCallback: unstable_wrapCallback, | ||
@@ -102,3 +125,28 @@ unstable_getCurrentPriorityLevel: unstable_getCurrentPriorityLevel, | ||
unstable_getFirstCallbackNode: unstable_getFirstCallbackNode, | ||
unstable_forceFrameRate: unstable_forceFrameRate, | ||
get unstable_IdlePriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_IdlePriority; | ||
}, | ||
get unstable_ImmediatePriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_ImmediatePriority; | ||
}, | ||
get unstable_LowPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_LowPriority; | ||
}, | ||
get unstable_NormalPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_NormalPriority; | ||
}, | ||
get unstable_UserBlockingPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_UserBlockingPriority; | ||
}, | ||
get unstable_Profiling() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_Profiling; | ||
}, | ||
}); | ||
}); |
@@ -19,4 +19,4 @@ /** | ||
: typeof define === 'function' && define.amd // eslint-disable-line no-undef | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.Scheduler = factory(global)); | ||
? define(['react'], factory) // eslint-disable-line no-undef | ||
: (global.Scheduler = factory(global)); | ||
})(this, function(global) { | ||
@@ -51,2 +51,9 @@ function unstable_now() { | ||
function unstable_requestPaint() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_requestPaint.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
function unstable_runWithPriority() { | ||
@@ -59,2 +66,9 @@ return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_runWithPriority.apply( | ||
function unstable_next() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_next.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
function unstable_wrapCallback() { | ||
@@ -89,2 +103,9 @@ return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_wrapCallback.apply( | ||
function unstable_forceFrameRate() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Scheduler.unstable_forceFrameRate.apply( | ||
this, | ||
arguments | ||
); | ||
} | ||
return Object.freeze({ | ||
@@ -95,3 +116,5 @@ unstable_now: unstable_now, | ||
unstable_shouldYield: unstable_shouldYield, | ||
unstable_requestPaint: unstable_requestPaint, | ||
unstable_runWithPriority: unstable_runWithPriority, | ||
unstable_next: unstable_next, | ||
unstable_wrapCallback: unstable_wrapCallback, | ||
@@ -102,3 +125,28 @@ unstable_getCurrentPriorityLevel: unstable_getCurrentPriorityLevel, | ||
unstable_getFirstCallbackNode: unstable_getFirstCallbackNode, | ||
unstable_forceFrameRate: unstable_forceFrameRate, | ||
get unstable_IdlePriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_IdlePriority; | ||
}, | ||
get unstable_ImmediatePriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_ImmediatePriority; | ||
}, | ||
get unstable_LowPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_LowPriority; | ||
}, | ||
get unstable_NormalPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_NormalPriority; | ||
}, | ||
get unstable_UserBlockingPriority() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_UserBlockingPriority; | ||
}, | ||
get unstable_Profiling() { | ||
return global.React.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED | ||
.Scheduler.unstable_Profiling; | ||
}, | ||
}); | ||
}); |
License Policy Violation
LicenseThis package is not allowed per your license policy. Review the package's license to ensure compliance.
Found 1 instance in 1 package
Major refactor
Supply chain riskPackage has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.
Found 1 instance in 1 package
License Policy Violation
LicenseThis package is not allowed per your license policy. Review the package's license to ensure compliance.
Found 1 instance in 1 package
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