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Split Cache into its own Dispatcher (#25474)
* Missing Hooks * Remove www forks. These can use __SECRET... instead. * Move cache to separate dispatcher These will be available in more contexts than just render.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| /** | ||
| * Copyright (c) Facebook, Inc. and its affiliates. | ||
| * | ||
| * This source code is licensed under the MIT license found in the | ||
| * LICENSE file in the root directory of this source tree. | ||
| * | ||
| * @flow | ||
| */ | ||
|
|
||
| import type {CacheDispatcher} from './ReactInternalTypes'; | ||
| import type {Cache} from './ReactFiberCacheComponent.new'; | ||
|
|
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| import {enableCache} from 'shared/ReactFeatureFlags'; | ||
| import {readContext} from './ReactFiberNewContext.new'; | ||
| import {CacheContext} from './ReactFiberCacheComponent.new'; | ||
|
|
||
| function getCacheSignal(): AbortSignal { | ||
| if (!enableCache) { | ||
| throw new Error('Not implemented.'); | ||
| } | ||
| const cache: Cache = readContext(CacheContext); | ||
| return cache.controller.signal; | ||
| } | ||
|
|
||
| function getCacheForType<T>(resourceType: () => T): T { | ||
| if (!enableCache) { | ||
| throw new Error('Not implemented.'); | ||
| } | ||
| const cache: Cache = readContext(CacheContext); | ||
| let cacheForType: T | void = (cache.data.get(resourceType): any); | ||
| if (cacheForType === undefined) { | ||
| cacheForType = resourceType(); | ||
| cache.data.set(resourceType, cacheForType); | ||
| } | ||
| return cacheForType; | ||
| } | ||
|
|
||
| export const DefaultCacheDispatcher: CacheDispatcher = { | ||
| getCacheSignal, | ||
| getCacheForType, | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| /** | ||
| * Copyright (c) Facebook, Inc. and its affiliates. | ||
| * | ||
| * This source code is licensed under the MIT license found in the | ||
| * LICENSE file in the root directory of this source tree. | ||
| * | ||
| * @flow | ||
| */ | ||
|
|
||
| import type {CacheDispatcher} from './ReactInternalTypes'; | ||
| import type {Cache} from './ReactFiberCacheComponent.old'; | ||
|
|
||
| import {enableCache} from 'shared/ReactFeatureFlags'; | ||
| import {readContext} from './ReactFiberNewContext.old'; | ||
| import {CacheContext} from './ReactFiberCacheComponent.old'; | ||
|
|
||
| function getCacheSignal(): AbortSignal { | ||
| if (!enableCache) { | ||
| throw new Error('Not implemented.'); | ||
| } | ||
| const cache: Cache = readContext(CacheContext); | ||
| return cache.controller.signal; | ||
| } | ||
|
|
||
| function getCacheForType<T>(resourceType: () => T): T { | ||
| if (!enableCache) { | ||
| throw new Error('Not implemented.'); | ||
| } | ||
| const cache: Cache = readContext(CacheContext); | ||
| let cacheForType: T | void = (cache.data.get(resourceType): any); | ||
| if (cacheForType === undefined) { | ||
| cacheForType = resourceType(); | ||
| cache.data.set(resourceType, cacheForType); | ||
| } | ||
| return cacheForType; | ||
| } | ||
|
|
||
| export const DefaultCacheDispatcher: CacheDispatcher = { | ||
| getCacheSignal, | ||
| getCacheForType, | ||
| }; |
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