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authorErick Tryzelaar <erick.tryzelaar@gmail.com>2013-09-11 22:19:19 -0700
committerErick Tryzelaar <erick.tryzelaar@gmail.com>2013-09-12 18:54:13 -0700
commitf107718a9b09daeedb5c0a3ea9b4ecb044afff44 (patch)
tree241f1fdc61a99e4ab9e5aca3bc87267a3cb599cf /src/libstd/option.rs
parent43aba856b4a8d1b2068f1f5c5017934442d2aedd (diff)
downloadrust-f107718a9b09daeedb5c0a3ea9b4ecb044afff44.tar.gz
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std: Remove Zero impl for Option
Options are not numeric types, so it doesn't make sense for them to
implement Zero.
Diffstat (limited to 'src/libstd/option.rs')
-rw-r--r--src/libstd/option.rs5
1 files changed, 0 insertions, 5 deletions
diff --git a/src/libstd/option.rs b/src/libstd/option.rs
index dd5b71c6dd4..968330a18a8 100644
--- a/src/libstd/option.rs
+++ b/src/libstd/option.rs
@@ -483,11 +483,6 @@ impl<T:Zero> Option<T> {
     }
 }
 
-impl<T> Zero for Option<T> {
-    fn zero() -> Option<T> { None }
-    fn is_zero(&self) -> bool { self.is_none() }
-}
-
 /// An iterator that yields either one or zero elements
 #[deriving(Clone, DeepClone)]
 pub struct OptionIterator<A> {