Method run

examples/block2.rs:90–113

(self)

impl Chain {
    fn run(self) {
        let mut prev_output: Option<Output> = None;
        for e in self.elements {
            match e {
                Element::Cmd(cmd) => {
                    prev_output = cmd.run();
                }
                Element::And => {
                    let status = prev_output.expect("no command before &&").status;
                    if !status.success() {
                        break;
                    }
                    prev_output = None;
                }
                Element::Or => {
                    let status = prev_output.expect("no command before ||").status;
                    if status.success() {
                        break;
                    }
                    prev_output = None;
                }
            }
        }
    }
}

impl Element {