#[macro_use] | |
extern crate failure; | |
use failure::Error; | |
fn bailer() -> Result<(), Error> { | |
// bail!("ruh roh"); | |
bail!("ruh {}", "roh"); | |
} | |
fn ensures() -> Result<(), Error> { | |
ensure!(true, "true is false"); | |
ensure!(false, "false is false"); | |
Ok(()) | |
} | |
fn main() { | |
match bailer() { | |
Ok(_) => println!("ok"), | |
Err(e) => println!("{}", e), | |
} | |
match ensures() { | |
Ok(_) => println!("ok"), | |
Err(e) => println!("{}", e), | |
} | |
} |