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#[macro_export]
macro_rules! assert_approx_eq {
($a:expr, $b:expr, $precision:expr) => {{
let (a, b) = (&$a, &$b);
let eps = Decimal::new(1, $precision);
let abs = (*a - *b).abs();
assert!(
abs <= eps,
"assertion failed: `(left ~= right)` \n \
left: `{:?}`,\n \
right: `{:?}`,\n \
expect: `{:?}`,\n \
real: `{:?}`",
*a,
*b,
eps,
abs,
);
}};
($a:expr, $b:expr, $precision:expr, $($arg:tt)+) => {{
let (a, b) = (&$a, &$b);
let eps = Decimal::new(1, $precision);
let abs = (*a - *b).abs();
assert!(
abs <= eps,
"assertion failed: `(left ~= right)` \n \
left: `{:?}`,\n \
right: `{:?}`,\n \
expect: `{:?}`,\n \
real: `{:?}`: {}",
*a,
*b,
eps,
abs,
format_args!($($arg)+),
);
}};
}
#[macro_export]
macro_rules! either {
($result:expr, $legacy_result:expr) => {
if cfg!(feature = "legacy-ops") {
$legacy_result
} else {
$result
}
};
}