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=== tests/cases/compiler/higherOrderMappedIndexLookupInference.ts ===
// @strict
function f1(a: <T>() => keyof T, b: <U>() => keyof U) {
>f1 : Symbol(f1, Decl(higherOrderMappedIndexLookupInference.ts, 0, 0))
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 2, 12))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 2, 16))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 2, 16))
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 2, 32))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 2, 37))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 2, 37))
a = b;
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 2, 12))
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 2, 32))
b = a;
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 2, 32))
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 2, 12))
}
function f2(a: <T, K extends keyof T>() => T[K], b: <U, L extends keyof U>() => U[L]) {
>f2 : Symbol(f2, Decl(higherOrderMappedIndexLookupInference.ts, 5, 1))
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 7, 12))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 7, 16))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 7, 18))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 7, 16))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 7, 16))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 7, 18))
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 7, 48))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 7, 53))
>L : Symbol(L, Decl(higherOrderMappedIndexLookupInference.ts, 7, 55))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 7, 53))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 7, 53))
>L : Symbol(L, Decl(higherOrderMappedIndexLookupInference.ts, 7, 55))
a = b;
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 7, 12))
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 7, 48))
b = a;
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 7, 48))
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 7, 12))
}
function f3(a: <T>() => { [K in keyof T]: T[K] }, b: <U>() => { [K in keyof U]: U[K] }) {
>f3 : Symbol(f3, Decl(higherOrderMappedIndexLookupInference.ts, 10, 1))
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 12, 12))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 12, 16))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 12, 27))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 12, 16))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 12, 16))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 12, 27))
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 12, 49))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 12, 54))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 12, 65))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 12, 54))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 12, 54))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 12, 65))
a = b;
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 12, 12))
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 12, 49))
b = a;
>b : Symbol(b, Decl(higherOrderMappedIndexLookupInference.ts, 12, 49))
>a : Symbol(a, Decl(higherOrderMappedIndexLookupInference.ts, 12, 12))
}
// Repro from #18338
type IdMapped<T> = { [K in keyof T]: T[K] }
>IdMapped : Symbol(IdMapped, Decl(higherOrderMappedIndexLookupInference.ts, 15, 1))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 19, 14))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 19, 22))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 19, 14))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 19, 14))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 19, 22))
declare const f: <T>() => IdMapped<T>;
>f : Symbol(f, Decl(higherOrderMappedIndexLookupInference.ts, 21, 13))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 21, 18))
>IdMapped : Symbol(IdMapped, Decl(higherOrderMappedIndexLookupInference.ts, 15, 1))
>T : Symbol(T, Decl(higherOrderMappedIndexLookupInference.ts, 21, 18))
declare const g: <U>() => { [K in keyof U]: U[K] };
>g : Symbol(g, Decl(higherOrderMappedIndexLookupInference.ts, 22, 13))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 22, 18))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 22, 29))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 22, 18))
>U : Symbol(U, Decl(higherOrderMappedIndexLookupInference.ts, 22, 18))
>K : Symbol(K, Decl(higherOrderMappedIndexLookupInference.ts, 22, 29))
const h: typeof g = f;
>h : Symbol(h, Decl(higherOrderMappedIndexLookupInference.ts, 24, 5))
>g : Symbol(g, Decl(higherOrderMappedIndexLookupInference.ts, 22, 13))
>f : Symbol(f, Decl(higherOrderMappedIndexLookupInference.ts, 21, 13))
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