vue3-yuanma/packages/vue/ref-macros.d.ts
2021-09-04 16:42:46 -04:00

99 lines
2.6 KiB
TypeScript

import {
Ref,
UnwrapRef,
ComputedRef,
WritableComputedOptions,
DebuggerOptions,
WritableComputedRef
} from '@vue/runtime-dom'
declare const RefType: unique symbol
declare const enum RefTypes {
Ref = 1,
ComputedRef = 2,
WritableComputedRef = 3
}
type RefValue<T> = T extends null | undefined
? T
: T & { [RefType]?: RefTypes.Ref }
type ComputedRefValue<T> = T extends null | undefined
? T
: T & { [RefType]?: RefTypes.ComputedRef }
type WritableComputedRefValue<T> = T extends null | undefined
? T
: T & { [RefType]?: RefTypes.WritableComputedRef }
type NormalObject<T extends object> = T & { [RefType]?: never }
/**
* Vue ref transform macro for binding refs as reactive variables.
*/
declare function _$<T>(arg: ComputedRef<T>): ComputedRefValue<T>
declare function _$<T>(arg: WritableComputedRef<T>): WritableComputedRefValue<T>
declare function _$<T>(arg: Ref<T>): RefValue<T>
declare function _$<T extends object>(arg?: T): DestructureRefs<T>
type DestructureRefs<T extends object> = {
[K in keyof T]: T[K] extends ComputedRef<infer V>
? ComputedRefValue<V>
: T[K] extends WritableComputedRef<infer V>
? WritableComputedRefValue<V>
: T[K] extends Ref<infer V>
? RefValue<V>
: T[K]
}
/**
* Vue ref transform macro for accessing underlying refs of reactive varaibles.
*/
declare function _$$<T extends object>(arg: NormalObject<T>): ToRawRefs<T>
declare function _$$<T>(value: RefValue<T>): Ref<T>
declare function _$$<T>(value: ComputedRefValue<T>): ComputedRef<T>
declare function _$$<T>(
value: WritableComputedRefValue<T>
): WritableComputedRef<T>
type ToRawRefs<T extends object> = {
[K in keyof T]: T[K] extends RefValue<infer V>
? Ref<V>
: T[K] extends ComputedRefValue<infer V>
? ComputedRef<V>
: T[K] extends WritableComputedRefValue<infer V>
? WritableComputedRef<V>
: T[K] extends object
? T[K] extends
| Function
| Map<any, any>
| Set<any>
| WeakMap<any, any>
| WeakSet<any>
? T[K]
: ToRawRefs<T[K]>
: T[K]
}
declare function _$ref<T>(arg?: T | Ref<T>): RefValue<UnwrapRef<T>>
declare function _$shallowRef<T>(arg?: T): RefValue<T>
declare function _$computed<T>(
getter: () => T,
debuggerOptions?: DebuggerOptions
): ComputedRefValue<T>
declare function _$computed<T>(
options: WritableComputedOptions<T>,
debuggerOptions?: DebuggerOptions
): WritableComputedRefValue<T>
declare global {
const $: typeof _$
const $$: typeof _$$
const $ref: typeof _$ref
const $shallowRef: typeof _$shallowRef
const $computed: typeof _$computed
}