16 lines
383 B
TypeScript
16 lines
383 B
TypeScript
declare function f<T>(x: { prop: T }): T;
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declare const a: { prop: string } & { prop: number };
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declare const b: { prop: string & number };
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f(a); // never
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f(b); // never
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// Repro from #18354
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declare function f2<T, Key extends keyof T>(obj: {[K in keyof T]: T[K]}, key: Key): T[Key];
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declare const obj: { a: string } & { b: string };
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f2(obj, 'a');
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f2(obj, 'b');
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