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=== tests/cases/compiler/mappedTypeAndIndexSignatureRelation.ts ===
type Same<T> = { [P in keyof T]: T[P] };
>Same : Symbol(Same, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 0))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 10))
>P : Symbol(P, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 18))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 10))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 10))
>P : Symbol(P, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 18))
type T1<T extends Record<PropertyKey, number>> = T;
>T1 : Symbol(T1, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 40))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 2, 8))
>Record : Symbol(Record, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 2, 8))
type T2<U extends Record<PropertyKey, number>> = T1<Same<U>>;
>T2 : Symbol(T2, Decl(mappedTypeAndIndexSignatureRelation.ts, 2, 51))
>U : Symbol(U, Decl(mappedTypeAndIndexSignatureRelation.ts, 3, 8))
>Record : Symbol(Record, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>T1 : Symbol(T1, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 40))
>Same : Symbol(Same, Decl(mappedTypeAndIndexSignatureRelation.ts, 0, 0))
>U : Symbol(U, Decl(mappedTypeAndIndexSignatureRelation.ts, 3, 8))
// Repro from #38235
type Foo<IdentifierT extends Record<PropertyKey, PropertyKey>> =
>Foo : Symbol(Foo, Decl(mappedTypeAndIndexSignatureRelation.ts, 3, 61))
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 7, 9))
>Record : Symbol(Record, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
IdentifierT
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 7, 9))
;
type Bar<IdentifierT extends Record<PropertyKey, PropertyKey>, T> =
>Bar : Symbol(Bar, Decl(mappedTypeAndIndexSignatureRelation.ts, 9, 1))
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 11, 9))
>Record : Symbol(Record, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 11, 62))
{
[k in keyof T] : Foo<IdentifierT & { k : k }>
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 13, 9))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 11, 62))
>Foo : Symbol(Foo, Decl(mappedTypeAndIndexSignatureRelation.ts, 3, 61))
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 11, 9))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 13, 44))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 13, 9))
}
;
type Merge2<T> = { [k in keyof T] : T[k] }
>Merge2 : Symbol(Merge2, Decl(mappedTypeAndIndexSignatureRelation.ts, 15, 1))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 17, 12))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 17, 20))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 17, 12))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 17, 12))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 17, 20))
type Bar2<IdentifierT extends Record<PropertyKey, PropertyKey>, T> =
>Bar2 : Symbol(Bar2, Decl(mappedTypeAndIndexSignatureRelation.ts, 17, 42))
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 18, 10))
>Record : Symbol(Record, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 18, 63))
{
[k in keyof T]: Foo<Merge2<IdentifierT & { k: k }>>
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 20, 9))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 18, 63))
>Foo : Symbol(Foo, Decl(mappedTypeAndIndexSignatureRelation.ts, 3, 61))
>Merge2 : Symbol(Merge2, Decl(mappedTypeAndIndexSignatureRelation.ts, 15, 1))
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 18, 10))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 20, 50))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 20, 9))
}
;
type Identity<T> = T;
>Identity : Symbol(Identity, Decl(mappedTypeAndIndexSignatureRelation.ts, 22, 1))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 24, 14))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 24, 14))
type Merge3<T> = Identity<{ [k in keyof T] : T[k] }>
>Merge3 : Symbol(Merge3, Decl(mappedTypeAndIndexSignatureRelation.ts, 24, 21))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 25, 12))
>Identity : Symbol(Identity, Decl(mappedTypeAndIndexSignatureRelation.ts, 22, 1))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 25, 29))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 25, 12))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 25, 12))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 25, 29))
type Bar3<IdentifierT extends Record<PropertyKey, PropertyKey>, T> =
>Bar3 : Symbol(Bar3, Decl(mappedTypeAndIndexSignatureRelation.ts, 25, 52))
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 26, 10))
>Record : Symbol(Record, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>PropertyKey : Symbol(PropertyKey, Decl(lib.es5.d.ts, --, --))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 26, 63))
{
[k in keyof T]: Foo<Merge3<IdentifierT & { k: k }>>
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 28, 9))
>T : Symbol(T, Decl(mappedTypeAndIndexSignatureRelation.ts, 26, 63))
>Foo : Symbol(Foo, Decl(mappedTypeAndIndexSignatureRelation.ts, 3, 61))
>Merge3 : Symbol(Merge3, Decl(mappedTypeAndIndexSignatureRelation.ts, 24, 21))
>IdentifierT : Symbol(IdentifierT, Decl(mappedTypeAndIndexSignatureRelation.ts, 26, 10))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 28, 50))
>k : Symbol(k, Decl(mappedTypeAndIndexSignatureRelation.ts, 28, 9))
}
;
|
