char: small tweak since is_some > equivalent match.

rust-lang · Jan 5, 2015 · 990a79f · 990a79f · bors · Jan 5, 2015
1 parent e670fb4
commit 990a79f
Showing 1 changed file with 1 addition and 4 deletions.
diff --git a/src/libcore/char.rs b/src/libcore/char.rs
@@ -198,10 +198,7 @@ pub trait CharExt {
 impl CharExt for char {
     #[unstable = "pending integer conventions"]
     fn is_digit(self, radix: uint) -> bool {
-        match self.to_digit(radix) {
-            Some(_) => true,
-            None    => false,
-        }
+        self.to_digit(radix).is_some()
     }
 
     #[unstable = "pending integer conventions"]