pub fn add_argument(mut self, arg: Argument) -> Self {
        self.args.push(arg);

        self
    }
/// Add an argument to the signal.
Add an argument to the signal.
Add an argument to the signal .
pub fn add_argument(mut self, arg: Argument) -> Self {
        self.args.push(arg);
        self
    }
pub fn add_argument ( mut self , arg : Argument ) -> Self { self . args . push ( arg ) ; self }
Add an argument to the signal.
Add an argument to the signal .
mut self
arg
Argument