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feat(composition-api): add overload for inject factory #662

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Oct 31, 2020
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feat(composition-api): add overload for inject factory #662

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6 changes: 6 additions & 0 deletions src/api/composition-api.md
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Original file line number Diff line number Diff line change
Expand Up @@ -135,6 +135,12 @@ function provide<T>(key: InjectionKey<T> | string, value: T): void
function inject<T>(key: InjectionKey<T> | string): T | undefined
// with default value
function inject<T>(key: InjectionKey<T> | string, defaultValue: T): T
// with factory
function inject<T>(
key: InjectionKey<T> | string,
defaultValue: () => T,
treatDefaultAsFactory: true
): T
```

Vue provides an `InjectionKey` interface which is a generic type that extends `Symbol`. It can be used to sync the type of the injected value between the provider and the consumer:
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