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=== tests/cases/compiler/tsxDiscriminantPropertyInference.tsx ===
// Repro from #41759
namespace JSX {
export interface Element {}
}
type DiscriminatorTrue = {
>DiscriminatorTrue : { disc: true; cb: (x: string) => void; }
disc: true;
>disc : true
>true : true
cb: (x: string) => void;
>cb : (x: string) => void
>x : string
}
type DiscriminatorFalse = {
>DiscriminatorFalse : { disc?: false | undefined; cb: (x: number) => void; }
disc?: false;
>disc : false | undefined
>false : false
cb: (x: number) => void;
>cb : (x: number) => void
>x : number
}
type Props = DiscriminatorTrue | DiscriminatorFalse;
>Props : DiscriminatorTrue | DiscriminatorFalse
declare function Comp(props: DiscriminatorTrue | DiscriminatorFalse): JSX.Element;
>Comp : (props: DiscriminatorTrue | DiscriminatorFalse) => JSX.Element
>props : DiscriminatorTrue | DiscriminatorFalse
>JSX : any
// simple inference
void (<Comp disc cb={s => parseInt(s)} />);
>void (<Comp disc cb={s => parseInt(s)} />) : undefined
>(<Comp disc cb={s => parseInt(s)} />) : JSX.Element
><Comp disc cb={s => parseInt(s)} /> : JSX.Element
>Comp : (props: DiscriminatorTrue | DiscriminatorFalse) => JSX.Element
>disc : true
>cb : (s: string) => number
>s => parseInt(s) : (s: string) => number
>s : string
>parseInt(s) : number
>parseInt : (string: string, radix?: number | undefined) => number
>s : string
// simple inference
void (<Comp disc={false} cb={n => n.toFixed()} />);
>void (<Comp disc={false} cb={n => n.toFixed()} />) : undefined
>(<Comp disc={false} cb={n => n.toFixed()} />) : JSX.Element
><Comp disc={false} cb={n => n.toFixed()} /> : JSX.Element
>Comp : (props: DiscriminatorTrue | DiscriminatorFalse) => JSX.Element
>disc : false
>false : false
>cb : (n: number) => string
>n => n.toFixed() : (n: number) => string
>n : number
>n.toFixed() : string
>n.toFixed : (fractionDigits?: number | undefined) => string
>n : number
>toFixed : (fractionDigits?: number | undefined) => string
// simple inference when strict-null-checks are enabled
void (<Comp disc={undefined} cb={n => n.toFixed()} />);
>void (<Comp disc={undefined} cb={n => n.toFixed()} />) : undefined
>(<Comp disc={undefined} cb={n => n.toFixed()} />) : JSX.Element
><Comp disc={undefined} cb={n => n.toFixed()} /> : JSX.Element
>Comp : (props: DiscriminatorTrue | DiscriminatorFalse) => JSX.Element
>disc : undefined
>undefined : undefined
>cb : (n: number) => string
>n => n.toFixed() : (n: number) => string
>n : number
>n.toFixed() : string
>n.toFixed : (fractionDigits?: number | undefined) => string
>n : number
>toFixed : (fractionDigits?: number | undefined) => string
// requires checking type information since discriminator is missing from object
void (<Comp cb={n => n.toFixed()} />);
>void (<Comp cb={n => n.toFixed()} />) : undefined
>(<Comp cb={n => n.toFixed()} />) : JSX.Element
><Comp cb={n => n.toFixed()} /> : JSX.Element
>Comp : (props: DiscriminatorTrue | DiscriminatorFalse) => JSX.Element
>cb : (n: number) => string
>n => n.toFixed() : (n: number) => string
>n : number
>n.toFixed() : string
>n.toFixed : (fractionDigits?: number | undefined) => string
>n : number
>toFixed : (fractionDigits?: number | undefined) => string
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