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Proposed new Suspense layout effect semantics #21079

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merged 4 commits into from Apr 6, 2021
Merged

Proposed new Suspense layout effect semantics #21079

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8454e7c
Added new feature flag, enableSuspenseLayoutEffectSemantics
Feb 24, 2021
6702740
Added failing tests for new Suspense effects semantics
Mar 31, 2021
e9624da
New Suspense layout effects semantics
Mar 31, 2021
8c191e8
Add gates to tests affected by new semantics
Mar 31, 2021
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5 changes: 5 additions & 0 deletions packages/react-reconciler/src/ReactFiberBeginWork.new.js
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Expand Up @@ -66,6 +66,7 @@ import {
DidCapture,
Update,
Ref,
RefStatic,
ChildDeletion,
ForceUpdateForLegacySuspense,
StaticMask,
Expand All @@ -83,6 +84,7 @@ import {
enableScopeAPI,
enableCache,
enableLazyContextPropagation,
enableSuspenseLayoutEffectSemantics,
} from 'shared/ReactFeatureFlags';
import invariant from 'shared/invariant';
import shallowEqual from 'shared/shallowEqual';
Expand Down Expand Up @@ -854,6 +856,9 @@ function markRef(current: Fiber | null, workInProgress: Fiber) {
) {
// Schedule a Ref effect
workInProgress.flags |= Ref;
if (enableSuspenseLayoutEffectSemantics) {
workInProgress.flags |= RefStatic;
}
}
}

Expand Down
5 changes: 5 additions & 0 deletions packages/react-reconciler/src/ReactFiberBeginWork.old.js
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Open in desktop
Expand Up @@ -66,6 +66,7 @@ import {
DidCapture,
Update,
Ref,
RefStatic,
ChildDeletion,
ForceUpdateForLegacySuspense,
StaticMask,
Expand All @@ -83,6 +84,7 @@ import {
enableScopeAPI,
enableCache,
enableLazyContextPropagation,
enableSuspenseLayoutEffectSemantics,
} from 'shared/ReactFeatureFlags';
import invariant from 'shared/invariant';
import shallowEqual from 'shared/shallowEqual';
Expand Down Expand Up @@ -854,6 +856,9 @@ function markRef(current: Fiber | null, workInProgress: Fiber) {
) {
// Schedule a Ref effect
workInProgress.flags |= Ref;
if (enableSuspenseLayoutEffectSemantics) {
workInProgress.flags |= RefStatic;
}
}
}

Expand Down
45 changes: 32 additions & 13 deletions packages/react-reconciler/src/ReactFiberClassComponent.new.js
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Expand Up @@ -10,9 +10,15 @@
import type {Fiber} from './ReactInternalTypes';
import type {Lanes} from './ReactFiberLane.new';
import type {UpdateQueue} from './ReactUpdateQueue.new';
import type {Flags} from './ReactFiberFlags';

import * as React from 'react';
import {MountLayoutDev, Update, Snapshot} from './ReactFiberFlags';
import {
LayoutStatic,
MountLayoutDev,
Update,
Snapshot,
} from './ReactFiberFlags';
import {
debugRenderPhaseSideEffectsForStrictMode,
disableLegacyContext,
Expand All @@ -21,6 +27,7 @@ import {
warnAboutDeprecatedLifecycles,
enableStrictEffects,
enableLazyContextPropagation,
enableSuspenseLayoutEffectSemantics,
} from 'shared/ReactFeatureFlags';
import ReactStrictModeWarnings from './ReactStrictModeWarnings.new';
import {isMounted} from './ReactFiberTreeReflection';
Expand Down Expand Up @@ -908,16 +915,19 @@ function mountClassInstance(
}

if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}
}

Expand Down Expand Up @@ -987,16 +997,19 @@ function resumeMountClassInstance(
// If an update was already in progress, we should schedule an Update
// effect even though we're bailing out, so that cWU/cDU are called.
if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}
return false;
}
Expand Down Expand Up @@ -1039,31 +1052,37 @@ function resumeMountClassInstance(
}
}
if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}
} else {
// If an update was already in progress, we should schedule an Update
// effect even though we're bailing out, so that cWU/cDU are called.
if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}

// If shouldComponentUpdate returned false, we should still update the
Expand Down
45 changes: 32 additions & 13 deletions packages/react-reconciler/src/ReactFiberClassComponent.old.js
View file
Open in desktop
Expand Up @@ -10,9 +10,15 @@
import type {Fiber} from './ReactInternalTypes';
import type {Lanes} from './ReactFiberLane.old';
import type {UpdateQueue} from './ReactUpdateQueue.old';
import type {Flags} from './ReactFiberFlags';

import * as React from 'react';
import {MountLayoutDev, Update, Snapshot} from './ReactFiberFlags';
import {
LayoutStatic,
MountLayoutDev,
Update,
Snapshot,
} from './ReactFiberFlags';
import {
debugRenderPhaseSideEffectsForStrictMode,
disableLegacyContext,
Expand All @@ -21,6 +27,7 @@ import {
warnAboutDeprecatedLifecycles,
enableStrictEffects,
enableLazyContextPropagation,
enableSuspenseLayoutEffectSemantics,
} from 'shared/ReactFeatureFlags';
import ReactStrictModeWarnings from './ReactStrictModeWarnings.old';
import {isMounted} from './ReactFiberTreeReflection';
Expand Down Expand Up @@ -908,16 +915,19 @@ function mountClassInstance(
}

if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}
}

Expand Down Expand Up @@ -987,16 +997,19 @@ function resumeMountClassInstance(
// If an update was already in progress, we should schedule an Update
// effect even though we're bailing out, so that cWU/cDU are called.
if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}
return false;
}
Expand Down Expand Up @@ -1039,31 +1052,37 @@ function resumeMountClassInstance(
}
}
if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}
} else {
// If an update was already in progress, we should schedule an Update
// effect even though we're bailing out, so that cWU/cDU are called.
if (typeof instance.componentDidMount === 'function') {
let fiberFlags: Flags = Update;
if (enableSuspenseLayoutEffectSemantics) {
fiberFlags |= LayoutStatic;
}
if (
__DEV__ &&
enableStrictEffects &&
(workInProgress.mode & StrictEffectsMode) !== NoMode
) {
// Never double-invoke effects for legacy roots.
workInProgress.flags |= MountLayoutDev | Update;
} else {
workInProgress.flags |= Update;
fiberFlags |= MountLayoutDev;
}
workInProgress.flags |= fiberFlags;
}

// If shouldComponentUpdate returned false, we should still update the
Expand Down