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=== tests/cases/compiler/implementGenericWithMismatchedTypes.ts ===
// no errors because in the derived types the best common type for T's value is Object
// and that matches the original signature for assignability since we treat its T's as Object
interface IFoo<T> {
foo(x: T): T;
>foo : (x: T) => T
>x : T
}
class C<T> implements IFoo<T> { // error
>C : C<T>
foo(x: string): number {
>foo : (x: string) => number
>x : string
return null;
>null : null
}
}
interface IFoo2<T> {
foo(x: T): T;
>foo : (x: T) => T
>x : T
}
class C2<T> implements IFoo2<T> { // error
>C2 : C2<T>
foo<Tstring>(x: Tstring): number {
>foo : <Tstring>(x: Tstring) => number
>x : Tstring
return null;
>null : null
}
}
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