def cl = <selection>qwerty</selection>(45){int x -> return x + 1}

 def qwerty(int i, Closure cl){
        def call = cl(42)
        println (call)
        return call + i;
}
-----
def call = { int x -> return x + 1 }(42)
println(call)
def cl = call + 45

def qwerty(int i, Closure cl){
    def call = cl(42)
    println (call)
    return call + i;
}