---

yaml
---
r: 132438
b: refs/heads/dist-snap
c: a043814
h: refs/heads/master
v: v3

Author: nham

[refs]

@@ -6,7 +6,7 @@ refs/heads/try: 457a3c991d79b971be07fce75f9d0c12848fb37c
 refs/tags/release-0.1: 1f5c5126e96c79d22cb7862f75304136e204f105
 refs/heads/ndm: f3868061cd7988080c30d6d5bf352a5a5fe2460b
 refs/heads/try2: 147ecfdd8221e4a4d4e090486829a06da1e0ca3c
-refs/heads/dist-snap: 3737c537c3bb1aa96ddfd934fd4c48839249f5eb
+refs/heads/dist-snap: a0438143dec68fea83e3e4d28c120f7d14a9572d
 refs/tags/release-0.2: c870d2dffb391e14efb05aa27898f1f6333a9596
 refs/tags/release-0.3: b5f0d0f648d9a6153664837026ba1be43d3e2503
 refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0

branches/dist-snap/src/libcollections/bitv.rs

@@ -978,6 +978,21 @@ impl Default for BitvSet {
     fn default() -> BitvSet { BitvSet::new() }
 }
 
+impl FromIterator<bool> for BitvSet {
+    fn from_iter<I:Iterator<bool>>(iterator: I) -> BitvSet {
+        let mut ret = BitvSet::new();
+        ret.extend(iterator);
+        ret
+    }
+}
+
+impl Extendable<bool> for BitvSet {
+    #[inline]
+    fn extend<I: Iterator<bool>>(&mut self, iterator: I) {
+        self.get_mut_ref().extend(iterator);
+    }
+}
+
 impl BitvSet {
     /// Create a new bit vector set with initially no contents.
     ///
@@ -1958,6 +1973,17 @@ mod tests {
         assert_eq!(bitv.to_string().as_slice(), "1011");
     }
 
+    #[test]
+    fn test_bitv_set_from_bools() {
+        let bools = vec![true, false, true, true];
+        let a: BitvSet = bools.iter().map(|n| *n).collect();
+        let mut b = BitvSet::new();
+        b.insert(0);
+        b.insert(2);
+        b.insert(3);
+        assert_eq!(a, b);
+    }
+
     #[test]
     fn test_to_bools() {
         let bools = vec!(false, false, true, false, false, true, true, false);
@@ -1977,7 +2003,7 @@ mod tests {
     #[test]
     fn test_bitv_set_iterator() {
         let bools = [true, false, true, true];
-        let bitv = BitvSet::from_bitv(bools.iter().map(|n| *n).collect());
+        let bitv: BitvSet = bools.iter().map(|n| *n).collect();
 
         let idxs: Vec<uint> = bitv.iter().collect();
         assert_eq!(idxs, vec!(0, 2, 3));