Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

fix(types): declared prop keys should always exist in props argument #3726

Merged
merged 1 commit into from
May 12, 2021
Merged
Show file tree
Hide file tree
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 8 additions & 4 deletions packages/runtime-core/src/componentOptions.ts
Original file line number Diff line number Diff line change
Expand Up @@ -64,7 +64,7 @@ import {
import { warn } from './warning'
import { VNodeChild } from './vnode'
import { callWithAsyncErrorHandling } from './errorHandling'
import { UnionToIntersection } from './helpers/typeUtils'
import { LooseRequired, UnionToIntersection } from './helpers/typeUtils'
import { deepMergeData } from './compat/data'
import { DeprecationTypes } from './compat/compatConfig'
import {
Expand Down Expand Up @@ -129,9 +129,13 @@ export interface ComponentOptionsBase<
ComponentCustomOptions {
setup?: (
this: void,
props: Props &
UnionToIntersection<ExtractOptionProp<Mixin>> &
UnionToIntersection<ExtractOptionProp<Extends>>,
props: Readonly<
LooseRequired<
Props &
UnionToIntersection<ExtractOptionProp<Mixin>> &
UnionToIntersection<ExtractOptionProp<Extends>>
>
>,
ctx: SetupContext<E>
) => Promise<RawBindings> | RawBindings | RenderFunction | void
name?: string
Expand Down
3 changes: 3 additions & 0 deletions packages/runtime-core/src/helpers/typeUtils.ts
Original file line number Diff line number Diff line change
Expand Up @@ -3,3 +3,6 @@ export type UnionToIntersection<U> = (U extends any
: never) extends ((k: infer I) => void)
? I
: never

// make keys required but keep undefined values
export type LooseRequired<T> = { [P in string & keyof T]: T[P] }
44 changes: 43 additions & 1 deletion test-dts/component.test-d.ts
Original file line number Diff line number Diff line change
Expand Up @@ -9,7 +9,8 @@ import {
expectType,
ShallowUnwrapRef,
FunctionalComponent,
ComponentPublicInstance
ComponentPublicInstance,
toRefs
} from './index'

declare function extractComponentOptions<Props, RawBindings>(
Expand Down Expand Up @@ -42,6 +43,27 @@ describe('object props', () => {
object?: object
}

interface ExpectedRefs {
a: Ref<number | undefined>
b: Ref<string>
e: Ref<Function | undefined>
bb: Ref<string>
bbb: Ref<string>
cc: Ref<string[] | undefined>
dd: Ref<{ n: 1 }>
ee: Ref<(() => string) | undefined>
ff: Ref<((a: number, b: string) => { a: boolean }) | undefined>
ccc: Ref<string[] | undefined>
ddd: Ref<string[]>
eee: Ref<() => { a: string }>
fff: Ref<(a: number, b: string) => { a: boolean }>
hhh: Ref<boolean>
ggg: Ref<'foo' | 'bar'>
ffff: Ref<(a: number, b: string) => { a: boolean }>
validated: Ref<string | undefined>
object: Ref<object | undefined>
}

describe('defineComponent', () => {
const MyComponent = defineComponent({
props: {
Expand Down Expand Up @@ -111,6 +133,26 @@ describe('object props', () => {
object: Object as PropType<object>
},
setup(props) {
const refs = toRefs(props)
expectType<ExpectedRefs['a']>(refs.a)
expectType<ExpectedRefs['b']>(refs.b)
expectType<ExpectedRefs['e']>(refs.e)
expectType<ExpectedRefs['bb']>(refs.bb)
expectType<ExpectedRefs['bbb']>(refs.bbb)
expectType<ExpectedRefs['cc']>(refs.cc)
expectType<ExpectedRefs['dd']>(refs.dd)
expectType<ExpectedRefs['ee']>(refs.ee)
expectType<ExpectedRefs['ff']>(refs.ff)
expectType<ExpectedRefs['ccc']>(refs.ccc)
expectType<ExpectedRefs['ddd']>(refs.ddd)
expectType<ExpectedRefs['eee']>(refs.eee)
expectType<ExpectedRefs['fff']>(refs.fff)
expectType<ExpectedRefs['hhh']>(refs.hhh)
expectType<ExpectedRefs['ggg']>(refs.ggg)
expectType<ExpectedRefs['ffff']>(refs.ffff)
expectType<ExpectedRefs['validated']>(refs.validated)
expectType<ExpectedRefs['object']>(refs.object)

return {
setupA: 1,
setupB: ref(1),
Expand Down