assert_some

Macro assert_some 

Source
macro_rules! assert_some {
    ($a:expr $(,)?) => { ... };
    ($a:expr, $($message:tt)+) => { ... };
}
Expand description

Assert expression is Some.

Pseudocode:
a is Some(a1)

  • If true, return a1.

  • Otherwise, call panic! with a message and the values of the expressions with their debug representations.

§Examples

use assertables::*;

let a: Option<i8> = Option::Some(1);
assert_some!(a);

// This will panic
let a: Option<i8> = Option::None;
assert_some!(a);
// assertion failed: `assert_some!(a)`
// https://docs.rs/assertables/…/assertables/macro.assert_some.html
//  option label: `a`,
//  option debug: `None`

§Module macros