=== tests/cases/compiler/anonterface.ts ===
module M {
>M : typeof M, Symbol(M, Decl(anonterface.ts, 0, 0))

    export class C {
>C : C, Symbol(C, Decl(anonterface.ts, 0, 10))

        m(fn:{ (n:number):string; },n2:number):string {
>m : (fn: (n: number) => string, n2: number) => string, Symbol(m, Decl(anonterface.ts, 1, 20))
>fn : (n: number) => string, Symbol(fn, Decl(anonterface.ts, 2, 10))
>n : number, Symbol(n, Decl(anonterface.ts, 2, 16))
>n2 : number, Symbol(n2, Decl(anonterface.ts, 2, 36))

            return fn(n2);
>fn(n2) : string
>fn : (n: number) => string, Symbol(fn, Decl(anonterface.ts, 2, 10))
>n2 : number, Symbol(n2, Decl(anonterface.ts, 2, 36))
        }
    }
}

var c=new M.C();
>c : M.C, Symbol(c, Decl(anonterface.ts, 8, 3))
>new M.C() : M.C
>M.C : typeof M.C, Symbol(M.C, Decl(anonterface.ts, 0, 10))
>M : typeof M, Symbol(M, Decl(anonterface.ts, 0, 0))
>C : typeof M.C, Symbol(M.C, Decl(anonterface.ts, 0, 10))

c.m(function(n) { return "hello: "+n; },18);
>c.m(function(n) { return "hello: "+n; },18) : string
>c.m : (fn: (n: number) => string, n2: number) => string, Symbol(M.C.m, Decl(anonterface.ts, 1, 20))
>c : M.C, Symbol(c, Decl(anonterface.ts, 8, 3))
>m : (fn: (n: number) => string, n2: number) => string, Symbol(M.C.m, Decl(anonterface.ts, 1, 20))
>function(n) { return "hello: "+n; } : (n: number) => string
>n : number, Symbol(n, Decl(anonterface.ts, 9, 13))
>"hello: "+n : string
>"hello: " : string
>n : number, Symbol(n, Decl(anonterface.ts, 9, 13))
>18 : number