---

yaml
---
r: 149622
b: refs/heads/try2
c: 45fd63a
h: refs/heads/master
v: v3

Author: brunoabinader

[refs]

@@ -5,7 +5,7 @@ refs/heads/snap-stage3: 78a7676898d9f80ab540c6df5d4c9ce35bb50463
 refs/heads/try: 519addf6277dbafccbb4159db4b710c37eaa2ec5
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
-refs/heads/try2: 223f309fc3b0550803ec222bbb77f4ef129e915a
+refs/heads/try2: 45fd63a8b7b1fa0242d864f9592c05d06669b395
 refs/heads/dist-snap: ba4081a5a8573875fed17545846f6f6902c8ba8d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503

branches/try2/src/libcollections/list.rs

@@ -63,13 +63,11 @@ impl<T> Container for List<T> {
     fn is_empty(&self) -> bool { match *self { Nil => true, _ => false } }
 }
 
-/// Returns true if a list contains an element with the given value
-pub fn has<T:Eq>(list: @List<T>, element: T) -> bool {
-    let mut found = false;
-    each(list, |e| {
-        if *e == element { found = true; false } else { true }
-    });
-    return found;
+impl<T:Eq> List<T> {
+    /// Returns true if a list contains an element with the given value
+    pub fn contains(&self, element: T) -> bool {
+        self.iter().any(|list_element| *list_element == element)
+    }
 }
 
 /// Returns all but the first element of a list
@@ -208,13 +206,14 @@ mod tests {
     }
 
     #[test]
-    fn test_has() {
-        let list = @List::from_vec([5, 8, 6]);
-        let empty = @list::Nil::<int>;
-        assert!((list::has(list, 5)));
-        assert!((!list::has(list, 7)));
-        assert!((list::has(list, 8)));
-        assert!((!list::has(empty, 5)));
+    fn test_contains() {
+        let empty = Nil::<int>;
+        assert!((!empty.contains(5)));
+
+        let list = List::from_vec([5, 8, 6]);
+        assert!((list.contains(5)));
+        assert!((!list.contains(7)));
+        assert!((list.contains(8)));
     }
 
     #[test]