/// Unwrap an `Option` in a `const` context. /// /// If it fails, panics with the given message. macro_rules! unwrap { ($val:expr, $msg:expr$(,)?) => { match $val { Some(val) => val, None => panic!($msg), } }; } /// Unwrap a `Result` in a `const` context. /// /// If it fails, panics with the given message. macro_rules! unwrapr { ($val:expr, $msg:expr$(,)?) => { match $val { Ok(val) => val, Err(_) => panic!($msg), } }; } pub(crate) use {unwrap, unwrapr};