26 lines
528 B
TypeScript
26 lines
528 B
TypeScript
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// @strict
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function f1(a: <T>() => keyof T, b: <U>() => keyof U) {
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a = b;
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b = a;
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}
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function f2(a: <T, K extends keyof T>() => T[K], b: <U, L extends keyof U>() => U[L]) {
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a = b;
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b = a;
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}
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function f3(a: <T>() => { [K in keyof T]: T[K] }, b: <U>() => { [K in keyof U]: U[K] }) {
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a = b;
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b = a;
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}
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// Repro from #18338
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type IdMapped<T> = { [K in keyof T]: T[K] }
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declare const f: <T>() => IdMapped<T>;
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declare const g: <U>() => { [K in keyof U]: U[K] };
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const h: typeof g = f;
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