vue3-core/packages-private/dts-test/tsx.test-d.tsx

126 lines
3.2 KiB
TypeScript

// TSX w/ defineComponent is tested in defineComponent.test-d.tsx
import { Fragment, KeepAlive, Suspense, Teleport, type VNode } from 'vue'
import { expectType } from './utils'
expectType<VNode>(<div />)
expectType<JSX.Element>(<div />)
expectType<JSX.Element>(<div id="foo" />)
expectType<JSX.Element>(<div>hello</div>)
expectType<JSX.Element>(<input value="foo" />)
expectType<JSX.Element>(<textarea value={null} />)
// @ts-expect-error style css property validation
;<div style={{ unknown: 123 }} />
// allow array styles and nested array styles
expectType<JSX.Element>(<div style={[{ color: 'red' }]} />)
expectType<JSX.Element>(
<div style={[{ color: 'red' }, [{ fontSize: '1em' }]]} />,
)
// allow undefined, string, object, array and nested array classes
expectType<JSX.Element>(<div class={undefined} />)
expectType<JSX.Element>(<div class={'foo'} />)
expectType<JSX.Element>(<div class={['foo', undefined, 'bar']} />)
expectType<JSX.Element>(<div class={[]} />)
expectType<JSX.Element>(<div class={['foo', ['bar'], [['baz']]]} />)
expectType<JSX.Element>(<div class={{ foo: true, bar: false, baz: true }} />)
expectType<JSX.Element>(<div class={{}} />)
expectType<JSX.Element>(
<div class={['foo', ['bar'], { baz: true }, [{ qux: true }]]} />,
)
expectType<JSX.Element>(
<div
class={[
{ foo: false },
{ bar: 0 },
{ baz: -0 },
{ qux: '' },
{ quux: null },
{ corge: undefined },
{ grault: NaN },
]}
/>,
)
expectType<JSX.Element>(
<div
class={[
{ foo: true },
{ bar: 'not-empty' },
{ baz: 1 },
{ qux: {} },
{ quux: [] },
]}
/>,
)
// #7955
expectType<JSX.Element>(<div style={[undefined, '', null, false]} />)
expectType<JSX.Element>(<div style={undefined} />)
expectType<JSX.Element>(<div style={null} />)
expectType<JSX.Element>(<div style={''} />)
expectType<JSX.Element>(<div style={false} />)
// @ts-expect-error
;<div style={[0]} />
// @ts-expect-error
;<div style={0} />
// @ts-expect-error unknown prop
;<div foo="bar" />
// allow key/ref on arbitrary element
expectType<JSX.Element>(<div key="foo" />)
expectType<JSX.Element>(<div ref="bar" />)
expectType<JSX.Element>(
<input
onInput={e => {
// infer correct event type
expectType<EventTarget | null>(e.target)
}}
/>,
)
// built-in types
expectType<JSX.Element>(<Fragment />)
expectType<JSX.Element>(<Fragment key="1" />)
expectType<JSX.Element>(<Teleport to="#foo" />)
expectType<JSX.Element>(<Teleport to="#foo" key="1" />)
// @ts-expect-error
;<Teleport />
// @ts-expect-error
;<Teleport to={1} />
// KeepAlive
expectType<JSX.Element>(<KeepAlive include="foo" exclude={['a']} />)
expectType<JSX.Element>(<KeepAlive key="1" />)
// @ts-expect-error
;<KeepAlive include={123} />
// Suspense
expectType<JSX.Element>(<Suspense />)
expectType<JSX.Element>(<Suspense key="1" />)
expectType<JSX.Element>(
<Suspense onResolve={() => {}} onFallback={() => {}} onPending={() => {}} />,
)
// @ts-expect-error
;<Suspense onResolve={123} />
// svg
expectType<JSX.Element>(
<svg
xmlnsXlink="http://www.w3.org/1999/xlink"
xmlns="http://www.w3.org/2000/svg"
/>,
)
// details
expectType<JSX.Element>(<details name="details" />)