#[macro_export]
macro_rules! assert_gt {
($left:expr, $right:expr $(,)?) => {
match (&$left, &$right) {
(left, right) if !(*left > *right) => $crate::assert_comparison_failed!(
$crate::panicking::Ref(left),
$crate::panicking::Comparison::Greater,
$crate::panicking::Ref(right),
),
_ => {}
}
};
($left:expr, $right:expr, $($arg:tt)+) => {
match (&$left, &$right) {
(left, right) if !(*left > *right) => $crate::assert_comparison_failed!(
$crate::panicking::Ref(left),
$crate::panicking::Comparison::Greater,
$crate::panicking::Ref(right),
$($arg)+
),
_ => {}
}
};
}
#[macro_export]
macro_rules! debug_assert_gt {
($($arg:tt)*) => {
if cfg!(debug_assertions) {
$crate::assert_gt!($($arg)*);
}
}
}
#[cfg(test)]
mod tests {
#[test]
#[should_panic(expected = "assertion failed: left > right\n left: `1`\nright: `2`")]
fn check_assert_gt_panic() {
assert_gt!(1, 2);
}
#[test]
#[should_panic(
expected = "assertion failed: left > right\n left: `1`\nright: `2`\ni'm confused"
)]
fn check_assert_gt_panic_with_message() {
assert_gt!(1, 2, "i'm confused");
}
#[test]
fn check_assert_gt_pass() {
assert_gt!(2, 1);
}
}