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=== tests/cases/compiler/unwitnessedTypeParameterVariance.ts ===
// Repros from #33872
export interface CalcObj<O> {
>CalcObj : Symbol(CalcObj, Decl(unwitnessedTypeParameterVariance.ts, 0, 0))
>O : Symbol(O, Decl(unwitnessedTypeParameterVariance.ts, 2, 25))
read: (origin: O) => CalcValue<O>;
>read : Symbol(CalcObj.read, Decl(unwitnessedTypeParameterVariance.ts, 2, 29))
>origin : Symbol(origin, Decl(unwitnessedTypeParameterVariance.ts, 3, 11))
>O : Symbol(O, Decl(unwitnessedTypeParameterVariance.ts, 2, 25))
>CalcValue : Symbol(CalcValue, Decl(unwitnessedTypeParameterVariance.ts, 4, 1))
>O : Symbol(O, Decl(unwitnessedTypeParameterVariance.ts, 2, 25))
}
export type CalcValue<O> = CalcObj<O>;
>CalcValue : Symbol(CalcValue, Decl(unwitnessedTypeParameterVariance.ts, 4, 1))
>O : Symbol(O, Decl(unwitnessedTypeParameterVariance.ts, 6, 22))
>CalcObj : Symbol(CalcObj, Decl(unwitnessedTypeParameterVariance.ts, 0, 0))
>O : Symbol(O, Decl(unwitnessedTypeParameterVariance.ts, 6, 22))
function foo<O>() {
>foo : Symbol(foo, Decl(unwitnessedTypeParameterVariance.ts, 6, 38))
>O : Symbol(O, Decl(unwitnessedTypeParameterVariance.ts, 8, 13))
const unk: CalcObj<unknown> = { read: (origin: unknown) => unk }
>unk : Symbol(unk, Decl(unwitnessedTypeParameterVariance.ts, 9, 9))
>CalcObj : Symbol(CalcObj, Decl(unwitnessedTypeParameterVariance.ts, 0, 0))
>read : Symbol(read, Decl(unwitnessedTypeParameterVariance.ts, 9, 35))
>origin : Symbol(origin, Decl(unwitnessedTypeParameterVariance.ts, 9, 43))
>unk : Symbol(unk, Decl(unwitnessedTypeParameterVariance.ts, 9, 9))
const x: CalcObj<O> = unk;
>x : Symbol(x, Decl(unwitnessedTypeParameterVariance.ts, 10, 9))
>CalcObj : Symbol(CalcObj, Decl(unwitnessedTypeParameterVariance.ts, 0, 0))
>O : Symbol(O, Decl(unwitnessedTypeParameterVariance.ts, 8, 13))
>unk : Symbol(unk, Decl(unwitnessedTypeParameterVariance.ts, 9, 9))
}
type A<T> = B<T>;
>A : Symbol(A, Decl(unwitnessedTypeParameterVariance.ts, 11, 1))
>T : Symbol(T, Decl(unwitnessedTypeParameterVariance.ts, 13, 7))
>B : Symbol(B, Decl(unwitnessedTypeParameterVariance.ts, 13, 17))
>T : Symbol(T, Decl(unwitnessedTypeParameterVariance.ts, 13, 7))
interface B<T> {
>B : Symbol(B, Decl(unwitnessedTypeParameterVariance.ts, 13, 17))
>T : Symbol(T, Decl(unwitnessedTypeParameterVariance.ts, 15, 12))
prop: A<T>;
>prop : Symbol(B.prop, Decl(unwitnessedTypeParameterVariance.ts, 15, 16))
>A : Symbol(A, Decl(unwitnessedTypeParameterVariance.ts, 11, 1))
>T : Symbol(T, Decl(unwitnessedTypeParameterVariance.ts, 15, 12))
}
declare let a: A<number>;
>a : Symbol(a, Decl(unwitnessedTypeParameterVariance.ts, 19, 11))
>A : Symbol(A, Decl(unwitnessedTypeParameterVariance.ts, 11, 1))
declare let b: A<3>;
>b : Symbol(b, Decl(unwitnessedTypeParameterVariance.ts, 20, 11))
>A : Symbol(A, Decl(unwitnessedTypeParameterVariance.ts, 11, 1))
b = a;
>b : Symbol(b, Decl(unwitnessedTypeParameterVariance.ts, 20, 11))
>a : Symbol(a, Decl(unwitnessedTypeParameterVariance.ts, 19, 11))
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