=== tests/cases/compiler/innerFunc.ts ===
function salt() {
>salt : () => number

  function pepper() { return 5;}
>pepper : () => number

  return pepper();  
>pepper() : number
>pepper : () => number
}

module M {
>M : typeof M

    export function tungsten() {
>tungsten : () => number

        function oxygen() { return 6; };
>oxygen : () => number

        return oxygen();
>oxygen() : number
>oxygen : () => number
    }
}