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fix(types): incorrect type inference of array (#4578)

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This commit is contained in:
Amour1688
2021-09-22 00:41:10 +08:00
committed by GitHub
parent 58b1fa5ed1
commit 140f089917
2 changed files with 28 additions and 28 deletions
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50
test-dts/defineComponent.test-d.tsx
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@@ -333,35 +333,31 @@ describe('with object props', () => {
})
})
// describe('type inference w/ optional props declaration', () => {
// const MyComponent = defineComponent({
// setup(_props: { msg: string }) {
// return {
// a: 1
// }
// },
// render() {
// expectType<string>(this.$props.msg)
// // props should be readonly
// expectError((this.$props.msg = 'foo'))
// // should not expose on `this`
// expectError(this.msg)
// expectType<number>(this.a)
// return null
// }
// })
describe('type inference w/ optional props declaration', () => {
const MyComponent = defineComponent<{ a: string[]; msg: string }>({
setup(props) {
expectType<string>(props.msg)
expectType<string[]>(props.a)
return {
b: 1
}
}
})
// expectType<JSX.Element>(<MyComponent msg="foo" />)
// expectError(<MyComponent />)
// expectError(<MyComponent msg={1} />)
// })
expectType<JSX.Element>(<MyComponent msg="1" a={['1']} />)
// @ts-expect-error
expectError(<MyComponent />)
// @ts-expect-error
expectError(<MyComponent msg="1" />)
})
// describe('type inference w/ direct setup function', () => {
// const MyComponent = defineComponent((_props: { msg: string }) => {})
// expectType<JSX.Element>(<MyComponent msg="foo" />)
// expectError(<MyComponent />)
// expectError(<MyComponent msg={1} />)
// })
describe('type inference w/ direct setup function', () => {
const MyComponent = defineComponent((_props: { msg: string }) => {})
expectType<JSX.Element>(<MyComponent msg="foo" />)
// @ts-expect-error
expectError(<MyComponent />)
expectError(<MyComponent msg="1" />)
})
describe('type inference w/ array props declaration', () => {
const MyComponent = defineComponent({