TypeScript/tests/baselines/reference/nestedGenericSpreadInference.symbols at 17cbccafbf523df5361ddba63a0f23d4a67488aa · weswigham/TypeScript · GitHub

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//// [tests/cases/compiler/nestedGenericSpreadInference.ts] ////

=== nestedGenericSpreadInference.ts ===
declare function wrap<X>(x: X): { x: X };
>wrap : Symbol(wrap, Decl(nestedGenericSpreadInference.ts, 0, 0))
>X : Symbol(X, Decl(nestedGenericSpreadInference.ts, 0, 22))
>x : Symbol(x, Decl(nestedGenericSpreadInference.ts, 0, 25))
>X : Symbol(X, Decl(nestedGenericSpreadInference.ts, 0, 22))
>x : Symbol(x, Decl(nestedGenericSpreadInference.ts, 0, 33))
>X : Symbol(X, Decl(nestedGenericSpreadInference.ts, 0, 22))

declare function call<A extends unknown[], T>(x: { x: (...args: A) => T }, ...args: A): T;
>call : Symbol(call, Decl(nestedGenericSpreadInference.ts, 0, 41))
>A : Symbol(A, Decl(nestedGenericSpreadInference.ts, 1, 22))
>T : Symbol(T, Decl(nestedGenericSpreadInference.ts, 1, 42))
>x : Symbol(x, Decl(nestedGenericSpreadInference.ts, 1, 46))
>x : Symbol(x, Decl(nestedGenericSpreadInference.ts, 1, 50))
>args : Symbol(args, Decl(nestedGenericSpreadInference.ts, 1, 55))
>A : Symbol(A, Decl(nestedGenericSpreadInference.ts, 1, 22))
>T : Symbol(T, Decl(nestedGenericSpreadInference.ts, 1, 42))
>args : Symbol(args, Decl(nestedGenericSpreadInference.ts, 1, 74))
>A : Symbol(A, Decl(nestedGenericSpreadInference.ts, 1, 22))
>T : Symbol(T, Decl(nestedGenericSpreadInference.ts, 1, 42))

// This should be of type `number` - ideally, it also would not error.
const leak = call(wrap(<T>(x: T) => x), 1);
>leak : Symbol(leak, Decl(nestedGenericSpreadInference.ts, 4, 5))
>call : Symbol(call, Decl(nestedGenericSpreadInference.ts, 0, 41))
>wrap : Symbol(wrap, Decl(nestedGenericSpreadInference.ts, 0, 0))
>T : Symbol(T, Decl(nestedGenericSpreadInference.ts, 4, 24))
>x : Symbol(x, Decl(nestedGenericSpreadInference.ts, 4, 27))
>T : Symbol(T, Decl(nestedGenericSpreadInference.ts, 4, 24))
>x : Symbol(x, Decl(nestedGenericSpreadInference.ts, 4, 27))