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types(runtime-core): argument for props validator

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Unfortunately it requires explicit annotation for now
This commit is contained in:
Evan You 2020-08-18 11:37:34 -04:00
parent a88895b5da
commit 9f92871c80
2 changed files with 9 additions and 1 deletions
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2
packages/runtime-core/src/componentProps.ts
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@ -42,7 +42,7 @@ export type ComponentObjectPropsOptions<P = Data> = {
export type Prop<T, D = T> = PropOptions<T, D> | PropType<T>
type DefaultFactory<T> = () => T | null | undefined
type DefaultFactory<T> = (props: Data) => T | null | undefined
interface PropOptions<T = any, D = T> {
type?: PropType<T> | true | null

8
test-dts/defineComponent.test-d.tsx
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@ -18,6 +18,7 @@ describe('with object props', () => {
b: string
e?: Function
bb: string
bbb: string
cc?: string[] | undefined
dd: { n: 1 }
ee?: () => string
@ -46,6 +47,11 @@ describe('with object props', () => {
bb: {
default: 'hello'
},
bbb: {
// Note: default function value requires arrow syntax + explicit
// annotation
default: (props: any) => (props.bb as string) || 'foo'
},
// explicit type casting
cc: Array as PropType<string[]>,
// required + type casting
@ -85,6 +91,7 @@ describe('with object props', () => {
},
validated: {
type: String,
// validator requires explicit annotation
validator: (val: unknown) => val !== ''
}
},
@ -94,6 +101,7 @@ describe('with object props', () => {
expectType<ExpectedProps['b']>(props.b)
expectType<ExpectedProps['e']>(props.e)
expectType<ExpectedProps['bb']>(props.bb)
expectType<ExpectedProps['bbb']>(props.bbb)
expectType<ExpectedProps['cc']>(props.cc)
expectType<ExpectedProps['dd']>(props.dd)
expectType<ExpectedProps['ee']>(props.ee)