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Disable (unstable) scheduler sampling profiler for OSS builds #20832

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merged 2 commits into from
Feb 18, 2021
+27 −10
Merged

Disable (unstable) scheduler sampling profiler for OSS builds #20832

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f1bfb44
Disabled Scheduler sampling profiler for OSS builds
Feb 18, 2021
2013933
Added missing conditional feature flag around profiling calls
Feb 18, 2021
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2 changes: 1 addition & 1 deletion packages/scheduler/src/SchedulerFeatureFlags.js
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@

export const enableSchedulerDebugging = false;
export const enableIsInputPending = false;
export const enableProfiling = __PROFILE__;
export const enableProfiling = false;

// TODO: enable to fix https://github.com/facebook/react/issues/20756.
export const enableSetImmediate = __VARIANT__;
3 changes: 2 additions & 1 deletion packages/scheduler/src/__tests__/SchedulerProfiling-test.js
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Expand Up @@ -44,7 +44,8 @@ function priorityLevelToString(priorityLevel) {
}

describe('Scheduler', () => {
if (!__PROFILE__) {
const {enableProfiling} = require('scheduler/src/SchedulerFeatureFlags');
if (!enableProfiling) {
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These tests should be dependent on the feature flag, not the static "mode".

// The tests in this suite only apply when profiling is on
it('profiling APIs are not available', () => {
Scheduler = require('scheduler');
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8 changes: 6 additions & 2 deletions packages/scheduler/src/forks/SchedulerDOM.js
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Expand Up @@ -219,12 +219,16 @@ function workLoop(hasTimeRemaining, initialTime) {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
const didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
if (enableProfiling) {
markTaskRun(currentTask, currentTime);
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Calls to markTaskRun are no-ops when enableProfiling is not enabled so let's just remove them.

}
const continuationCallback = callback(didUserCallbackTimeout);
currentTime = getCurrentTime();
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
markTaskYield(currentTask, currentTime);
if (enableProfiling) {
markTaskYield(currentTask, currentTime);
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Calls to markTaskYield are no-ops when enableProfiling is not enabled so let's just remove them.

}
} else {
if (enableProfiling) {
markTaskCompleted(currentTask, currentTime);
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8 changes: 6 additions & 2 deletions packages/scheduler/src/forks/SchedulerMock.js
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Expand Up @@ -183,12 +183,16 @@ function workLoop(hasTimeRemaining, initialTime) {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
const didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
if (enableProfiling) {
markTaskRun(currentTask, currentTime);
}
const continuationCallback = callback(didUserCallbackTimeout);
currentTime = getCurrentTime();
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
markTaskYield(currentTask, currentTime);
if (enableProfiling) {
markTaskYield(currentTask, currentTime);
}
} else {
if (enableProfiling) {
markTaskCompleted(currentTask, currentTime);
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8 changes: 6 additions & 2 deletions packages/scheduler/src/forks/SchedulerNoDOM.js
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Original file line number Diff line number Diff line change
Expand Up @@ -185,12 +185,16 @@ function workLoop(hasTimeRemaining, initialTime) {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
const didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
if (enableProfiling) {
markTaskRun(currentTask, currentTime);
}
const continuationCallback = callback(didUserCallbackTimeout);
currentTime = getCurrentTime();
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
markTaskYield(currentTask, currentTime);
if (enableProfiling) {
markTaskYield(currentTask, currentTime);
}
} else {
if (enableProfiling) {
markTaskCompleted(currentTask, currentTime);
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8 changes: 6 additions & 2 deletions packages/scheduler/src/forks/SchedulerPostTaskOnly.js
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Original file line number Diff line number Diff line change
Expand Up @@ -210,12 +210,16 @@ function workLoop(hasTimeRemaining, initialTime) {
currentTask.callback = null;
currentPriorityLevel = currentTask.priorityLevel;
const didUserCallbackTimeout = currentTask.expirationTime <= currentTime;
markTaskRun(currentTask, currentTime);
if (enableProfiling) {
markTaskRun(currentTask, currentTime);
}
const continuationCallback = callback(didUserCallbackTimeout);
currentTime = getCurrentTime();
if (typeof continuationCallback === 'function') {
currentTask.callback = continuationCallback;
markTaskYield(currentTask, currentTime);
if (enableProfiling) {
markTaskYield(currentTask, currentTime);
}
} else {
if (enableProfiling) {
markTaskCompleted(currentTask, currentTime);
Expand Down