Method add_output

tangle/src/node.rs:236–240

(&mut self, r: &mut Region)

    }

    pub fn add_output(&mut self, r: &mut Region) -> PortIdx {
        let p_x = r.add_port();
        self.outputs.push(p_x);
        p_x
    }

    pub fn connect_input<'a>(&'a mut self, idx: usize, input: PortIdx, r: &'a mut Region) -> PortEdge {
        let p = self.inputs[idx];