File: reverseMappedContravariantInference.types

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//// [tests/cases/compiler/reverseMappedContravariantInference.ts] ////

=== reverseMappedContravariantInference.ts ===
// Repro from #21273

declare function conforms<T>(source: { [K in keyof T]: (val: T[K]) => boolean }): (value: T) => boolean;
>conforms : <T>(source: { [K in keyof T]: (val: T[K]) => boolean; }) => (value: T) => boolean
>source : { [K in keyof T]: (val: T[K]) => boolean; }
>val : T[K]
>value : T

conforms({ foo: (v: string) => false })({ foo: "hello" });
>conforms({ foo: (v: string) => false })({ foo: "hello" }) : boolean
>conforms({ foo: (v: string) => false }) : (value: { foo: string; }) => boolean
>conforms : <T>(source: { [K in keyof T]: (val: T[K]) => boolean; }) => (value: T) => boolean
>{ foo: (v: string) => false } : { foo: (v: string) => false; }
>foo : (v: string) => false
>(v: string) => false : (v: string) => false
>v : string
>false : false
>{ foo: "hello" } : { foo: string; }
>foo : string
>"hello" : "hello"