TypeScript/tests/baselines/reference/functionCall4.types

=== tests/cases/compiler/functionCall4.ts ===
function foo():any{return ""}; 
>foo : () => any
>"" : string

function bar():()=>any{return foo}; 
>bar : () => () => any
>foo : () => any

var x = bar();
>x : () => any
>bar() : () => any
>bar : () => () => any