add type annotations to doctest

2016-12-25 09:37:35 +00:00 · 2016-12-25 09:37:35 +00:00 · caf4164a25
commit caf4164a25
parent 2979b0ff78
1 changed files with 1 additions and 1 deletions
--- a/src/libcollections/btree/map.rs
+++ b/src/libcollections/btree/map.rs
@ -763,7 +763,7 @@ pub fn range<T: ?Sized, R>(&self, range: R) -> Range<K, V>
    /// let mut map: BTreeMap<&str, i32> = ["Alice", "Bob", "Carol", "Cheryl"].iter()
    ///                                                                       .map(|&s| (s, 0))
    ///                                                                       .collect();
-    /// for (_, balance) in map.range_mut((Included("B"), Excluded("Cheryl"))) {
+    /// for (_, balance) in map.range_mut::<str, _>((Included("B"), Excluded("Cheryl"))) {
    ///     *balance += 100;
    /// }
    /// for (name, balance) in &map {