TypeScript/tests/baselines/reference/unusedInvalidTypeArguments.symbols
Anders Hejlsberg a4f9bf0fce
Create type aliases for unresolved type symbols (#45976)
* Create type aliases for unresolved type symbols

* Accept new baselines

* Update fourslash tests

* Unresolved import aliases create tagged unresolved symbols

* Add comments

* Accept new baselines

* Add fourslash tests
2021-09-23 13:21:27 -07:00

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=== /typeReference.ts ===
// Tests that types are marked as used, even if used in places that don't accept type arguments.
type N = number;
>N : Symbol(N, Decl(typeReference.ts, 0, 0))
type U = number;
>U : Symbol(U, Decl(typeReference.ts, 3, 16))
export type Z = U<N>;
>Z : Symbol(Z, Decl(typeReference.ts, 4, 16))
>U : Symbol(U, Decl(typeReference.ts, 3, 16))
>N : Symbol(N, Decl(typeReference.ts, 0, 0))
=== /classReference.ts ===
type N = number;
>N : Symbol(N, Decl(classReference.ts, 0, 0))
class C { }
>C : Symbol(C, Decl(classReference.ts, 0, 16))
// This uses getTypeFromClassOrInterfaceReference instead of getTypeFromTypeAliasReference.
export class D extends C<N> {}
>D : Symbol(D, Decl(classReference.ts, 1, 11))
>C : Symbol(C, Decl(classReference.ts, 0, 16))
>N : Symbol(N, Decl(classReference.ts, 0, 0))
=== /interface.ts ===
import { Foo } from "unknown";
>Foo : Symbol(Foo, Decl(interface.ts, 0, 8))
export interface I<T> { x: Foo<T>; }
>I : Symbol(I, Decl(interface.ts, 0, 30))
>T : Symbol(T, Decl(interface.ts, 1, 19))
>x : Symbol(I.x, Decl(interface.ts, 1, 23))
>Foo : Symbol(Foo, Decl(interface.ts, 0, 8))
>T : Symbol(T, Decl(interface.ts, 1, 19))
=== /call.ts ===
import { foo } from "unknown";
>foo : Symbol(foo, Decl(call.ts, 0, 8))
type T = number;
>T : Symbol(T, Decl(call.ts, 0, 30))
foo<T>();
>foo : Symbol(foo, Decl(call.ts, 0, 8))
>T : Symbol(T, Decl(call.ts, 0, 30))
=== /new.ts ===
import { Foo } from "unkown";
>Foo : Symbol(Foo, Decl(new.ts, 0, 8))
type T = number;
>T : Symbol(T, Decl(new.ts, 0, 29))
new Foo<T>();
>Foo : Symbol(Foo, Decl(new.ts, 0, 8))
>T : Symbol(T, Decl(new.ts, 0, 29))
=== /callAny.ts ===
declare var g: any;
>g : Symbol(g, Decl(callAny.ts, 0, 11))
type U = number;
>U : Symbol(U, Decl(callAny.ts, 0, 19))
g<U>();
>g : Symbol(g, Decl(callAny.ts, 0, 11))
>U : Symbol(U, Decl(callAny.ts, 0, 19))
g<InvalidReference>(); // Should get error for type argument
>g : Symbol(g, Decl(callAny.ts, 0, 11))
>InvalidReference : Symbol(InvalidReference)
=== /super.ts ===
import { A, B } from "unknown";
>A : Symbol(A, Decl(super.ts, 0, 8))
>B : Symbol(B, Decl(super.ts, 0, 11))
type T = number;
>T : Symbol(T, Decl(super.ts, 0, 31))
export class C extends A<B> {
>C : Symbol(C, Decl(super.ts, 2, 16))
>A : Symbol(A, Decl(super.ts, 0, 8))
>B : Symbol(B, Decl(super.ts, 0, 11))
m() {
>m : Symbol(C.m, Decl(super.ts, 4, 29))
super.m<T>(1);
>T : Symbol(T, Decl(super.ts, 0, 31))
super.m<InvalidReference>(); // Should get error for type argument
>InvalidReference : Symbol(InvalidReference)
}
}