=== tests/cases/compiler/contextualTypeAppliedToVarArgs.ts ===
function delegate(instance: any, method: (...args: any[]) => any, data?: any): (...args: any[]) => any {
>delegate : (instance: any, method: (...args: any[]) => any, data?: any) => (...args: any[]) => any, Symbol(delegate, Decl(contextualTypeAppliedToVarArgs.ts, 0, 0))
>instance : any, Symbol(instance, Decl(contextualTypeAppliedToVarArgs.ts, 0, 18))
>method : (...args: any[]) => any, Symbol(method, Decl(contextualTypeAppliedToVarArgs.ts, 0, 32))
>args : any[], Symbol(args, Decl(contextualTypeAppliedToVarArgs.ts, 0, 42))
>data : any, Symbol(data, Decl(contextualTypeAppliedToVarArgs.ts, 0, 65))
>args : any[], Symbol(args, Decl(contextualTypeAppliedToVarArgs.ts, 0, 80))

    return function () { };
>function () { } : () => void
}

class Foo{
>Foo : Foo, Symbol(Foo, Decl(contextualTypeAppliedToVarArgs.ts, 2, 1))


    Bar() {
>Bar : () => void, Symbol(Bar, Decl(contextualTypeAppliedToVarArgs.ts, 4, 10))

        delegate(this, function (source, args2)
>delegate(this, function (source, args2)        {            var a = source.node;            var b = args2.node;        } ) : (...args: any[]) => any
>delegate : (instance: any, method: (...args: any[]) => any, data?: any) => (...args: any[]) => any, Symbol(delegate, Decl(contextualTypeAppliedToVarArgs.ts, 0, 0))
>this : Foo, Symbol(Foo, Decl(contextualTypeAppliedToVarArgs.ts, 2, 1))
>function (source, args2)        {            var a = source.node;            var b = args2.node;        } : (source: any, args2: any) => void
>source : any, Symbol(source, Decl(contextualTypeAppliedToVarArgs.ts, 8, 33))
>args2 : any, Symbol(args2, Decl(contextualTypeAppliedToVarArgs.ts, 8, 40))
        {
            var a = source.node;
>a : any, Symbol(a, Decl(contextualTypeAppliedToVarArgs.ts, 10, 15))
>source.node : any
>source : any, Symbol(source, Decl(contextualTypeAppliedToVarArgs.ts, 8, 33))
>node : any

            var b = args2.node;
>b : any, Symbol(b, Decl(contextualTypeAppliedToVarArgs.ts, 11, 15))
>args2.node : any
>args2 : any, Symbol(args2, Decl(contextualTypeAppliedToVarArgs.ts, 8, 40))
>node : any

        } );
    }
}