Function do_it

errors/src/main.rs:42–48

()

}

fn do_it() -> anyhow::Result<()> {
    let v = Adder(&126).add_one()?;
    always_err().context("additional information")?;
    println!("{}", v);
    Adder(&-128).sub_one()?;
    Ok(())
}

fn main() -> anyhow::Result<()> {
    do_it()?;