diff options
| -rw-r--r-- | src/libcore/num/num.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libcore/num/num.rs b/src/libcore/num/num.rs index eb722b441c7..9ba53defd6e 100644 --- a/src/libcore/num/num.rs +++ b/src/libcore/num/num.rs @@ -39,6 +39,10 @@ pub trait One { static pure fn one() -> Self; } +pub pure fn abs<T: cmp::Ord Num Zero>(v: T) -> T { + if v < Zero::zero() { v.neg() } else { v } +} + pub trait Round { pure fn round(&self, mode: RoundMode) -> Self; |