Macro argmin::check_param[][src]

macro_rules! check_param {
    ($param:expr, $msg:expr, $error:ident) => { ... };
    ($param:expr, $msg:expr) => { ... };
}
Expand description

Release an T from an Option<T> if it is not None. If it is None, return an ArgminError with a message that needs to be provided.