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types.d.ts
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types.d.ts
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import type {
ComputedGetter,
ComputedRefSymbol,
DebuggerOptions,
RawSymbol,
ReactiveEffect,
RefSymbol,
RefUnwrapBailTypes,
ShallowReactiveMarker,
ShallowRefMarker,
WritableComputedOptions,
} from '@vue/reactivity/dist/reactivity'
import type { IfAny } from '@vue/shared'
export {
ReactiveFlags,
DebuggerEventExtraInfo,
DebuggerEvent,
DebuggerOptions,
RefUnwrapBailTypes,
ComputedGetter,
ComputedSetter,
WritableComputedOptions,
TriggerOpTypes,
shallowReadonly,
resetTracking,
TrackOpTypes,
EffectScheduler,
ReactiveEffect,
EffectScope,
effectScope,
enableTracking,
getCurrentScope,
isProxy,
isReactive,
isReadonly,
isShallow,
toRaw,
track,
trigger,
onScopeDispose,
pauseTracking,
ReactiveEffectRunner,
stop,
ReactiveEffectOptions,
effect,
ITERATE_KEY,
ShallowRefMarker,
RawSymbol,
RefSymbol,
ShallowReactiveMarker,
ComputedRefImpl,
ComputedRefSymbol,
pauseScheduling,
resetScheduling,
} from '@vue/reactivity/dist/reactivity'
declare type Primitive =
| string
| number
| boolean
| bigint
| symbol
| undefined
| null
declare type BaseTypes = string | number | boolean
declare type Builtin = Primitive | Function | Date | Error | RegExp
declare type WeakCollections = WeakMap<any, any> | WeakSet<any>
declare type IterableCollections = Map<any, any> | Set<any>
declare type CollectionTypes = IterableCollections | WeakCollections
export declare type FunctionalRef<
T = any,
Writable extends boolean = boolean,
> = {
(): T
} & (Writable extends true
? {
set: (value: T) => void
mutate: (mutator: (value: T) => void) => void
}
: {})
export declare interface ComputedRef<T = any> extends WritableComputedRef<T> {
set: never
readonly value: T
[ComputedRefSymbol]: true
}
export declare function computed<T>(
getter: ComputedGetter<T>,
debugOptions?: DebuggerOptions,
): ComputedRef<T>
export declare function computed<T>(
options: WritableComputedOptions<T>,
debugOptions?: DebuggerOptions,
): WritableComputedRef<T>
export declare function deferredComputed<T>(getter: () => T): ComputedRef<T>
export declare type CustomRefFactory<T> = (
track: () => void,
trigger: () => void,
) => {
get: () => T
set: (value: T) => void
}
export declare function customRef<T>(factory: CustomRefFactory<T>): Ref<T>
export type ReadonlyRef<T> = Omit<Readonly<T>, 'set'> & FunctionalRef<T, false>
export declare type DeepReadonly<T> =
T extends Ref<infer U>
? ReadonlyRef<Ref<DeepReadonly<U>>>
: T extends Builtin
? T
: T extends Map<infer K, infer V>
? ReadonlyMap<DeepReadonly<K>, DeepReadonly<V>>
: T extends ReadonlyMap<infer K, infer V>
? ReadonlyMap<DeepReadonly<K>, DeepReadonly<V>>
: T extends WeakMap<infer K, infer V>
? WeakMap<DeepReadonly<K>, DeepReadonly<V>>
: T extends Set<infer U>
? ReadonlySet<DeepReadonly<U>>
: T extends ReadonlySet<infer U>
? ReadonlySet<DeepReadonly<U>>
: T extends WeakSet<infer U>
? WeakSet<DeepReadonly<U>>
: T extends Promise<infer U>
? Promise<DeepReadonly<U>>
: T extends Ref<infer U>
? Readonly<Ref<DeepReadonly<U>>>
: T extends {}
? {
readonly [K in keyof T]: DeepReadonly<T[K]>
}
: Readonly<T>
export declare function isRef<T>(r: Ref<T> | unknown): r is Ref<T>
export declare function markRaw<T extends object>(
value: T,
): T & {
[RawSymbol]?: true
}
export declare function proxyRefs<T extends object>(
objectWithRefs: T,
): ShallowUnwrapRef<T>
/**
* Creates a reactive copy of the original object.
*
* The reactive conversion is "deep"—it affects all nested properties. In the
* ES2015 Proxy based implementation, the returned proxy is **not** equal to the
* original object. It is recommended to work exclusively with the reactive
* proxy and avoid relying on the original object.
*
* A reactive object also automatically unwraps refs contained in it, so you
* don't need to use `.value` when accessing and mutating their value:
*
* ```js
* const count = ref(0)
* const obj = reactive({
* count
* })
*
* obj.count++
* obj.count // -> 1
* count.value // -> 1
* ```
*/
export declare function reactive<T extends object>(
target: T,
): UnwrapNestedRefs<T>
/**
* Creates a readonly copy of the original object. Note the returned copy is not
* made reactive, but `readonly` can be called on an already reactive object.
*/
export declare function readonly<T extends object>(
target: T,
): DeepReadonly<UnwrapNestedRefs<T>>
export declare interface Ref<T = any> extends FunctionalRef<T, true> {
value: T
/**
* Type differentiator only.
* We need this to be in public d.ts but don't want it to show up in IDE
* autocomplete, so we use a private Symbol instead.
*/
[RefSymbol]: true
}
export declare function ref<T extends object>(
value: T,
): [T] extends [Ref] ? T : Ref<UnwrapRef<T>>
export declare function ref<T>(value: T): Ref<UnwrapRef<T>>
export declare function ref<T = any>(): Ref<T | undefined>
export declare type ShallowReactive<T> = T & {
[ShallowReactiveMarker]?: true
}
/**
* Return a shallowly-reactive copy of the original object, where only the root
* level properties are reactive. It also does not auto-unwrap refs (even at the
* root level).
*/
export declare function shallowReactive<T extends object>(
target: T,
): ShallowReactive<T>
export declare type ShallowRef<T = any> = Ref<T> & {
[ShallowRefMarker]?: true
}
export declare function shallowRef<T extends object>(
value: T,
): T extends Ref ? T : ShallowRef<T>
export declare function shallowRef<T>(value: T): ShallowRef<T>
export declare function shallowRef<T = any>(): ShallowRef<T | undefined>
export declare type ShallowUnwrapRef<T> = {
[K in keyof T]: T[K] extends Ref<infer V>
? V
: T[K] extends Ref<infer V> | undefined
? unknown extends V
? undefined
: V | undefined
: T[K]
}
export declare type ToRef<T> = IfAny<T, Ref<T>, [T] extends [Ref] ? T : Ref<T>>
export declare function toRef<T extends object, K extends keyof T>(
object: T,
key: K,
): ToRef<T[K]>
export declare function toRef<T extends object, K extends keyof T>(
object: T,
key: K,
defaultValue: T[K],
): ToRef<Exclude<T[K], undefined>>
export declare type ToRefs<T = any> = {
[K in keyof T]: ToRef<T[K]>
}
export declare function toRefs<T extends object>(object: T): ToRefs<T>
export declare function triggerRef(ref: Ref): void
export declare function unref<T>(ref: T | Ref<T>): T
export declare type UnwrapNestedRefs<T> = T extends Ref ? T : UnwrapRefSimple<T>
export declare type UnwrapRef<T> =
T extends ShallowRef<infer V>
? V
: T extends Ref<infer V>
? UnwrapRefSimple<V>
: UnwrapRefSimple<T>
declare type UnwrapRefSimple<T> = T extends
| Function
| CollectionTypes
| BaseTypes
| Ref
| RefUnwrapBailTypes[keyof RefUnwrapBailTypes]
| {
[RawSymbol]?: true
}
? T
: T extends Array<any>
? {
[K in keyof T]: UnwrapRefSimple<T[K]>
}
: T extends object & {
[ShallowReactiveMarker]?: never
}
? {
[P in keyof T]: P extends symbol ? T[P] : UnwrapRef<T[P]>
}
: T
export declare interface WritableComputedRef<T> extends Ref<T> {
readonly effect: ReactiveEffect<T>
}
export type MaybeRef<T = any> = T | Ref<T>
export type MaybeRefOrGetter<T = any> = MaybeRef<T> | (() => T)
export declare function toValue<T>(
source: MaybeRefOrGetter<T> | ComputedRef<T>,
): T