---

yaml
---
r: 69118
b: refs/heads/auto
c: eb74f0c
h: refs/heads/master
v: v3

Author: Thiez

[refs]

@@ -14,6 +14,6 @@ refs/heads/try3: 9387340aab40a73e8424c48fd42f0c521a4875c0
 refs/tags/release-0.3.1: 495bae036dfe5ec6ceafd3312b4dca48741e845b
 refs/tags/release-0.4: e828ea2080499553b97dfe33b3f4d472b4562ad7
 refs/tags/release-0.5: 7e3bcfbf21278251ee936ad53e92e9b719702d73
-refs/heads/auto: ddd8c156c650347267e4b02938f8efb207cb2150
+refs/heads/auto: eb74f0ccf60a1e8dda1afe9a3be0e8dd4fd96f9f
 refs/heads/servo: af82457af293e2a842ba6b7759b70288da276167
 refs/tags/release-0.6: b4ebcfa1812664df5e142f0134a5faea3918544c

branches/auto/src/libextra/future.rs

@@ -60,6 +60,19 @@ impl<A:Clone> Future<A> {
     }
 }
 
+impl<A> Future<A> {
+    /// Gets the value from this future, forcing evaluation.
+    pub fn unwrap(self) -> A {
+        let mut this = self;
+        this.get_ref();
+        let state = replace(&mut this.state, Evaluating);
+        match state {
+            Forced(v) => v,
+            _ => fail!( "Logic error." ),
+        }
+    }
+}
+
 impl<A> Future<A> {
     pub fn get_ref<'a>(&'a mut self) -> &'a A {
         /*!
@@ -179,6 +192,12 @@ mod test {
         assert_eq!(f.get(), ~"fail");
     }
 
+    #[test]
+    fn test_interface_unwrap() {
+        let mut f = from_value(~"fail");
+        assert_eq!(f.unwrap(), ~"fail");
+    }
+
     #[test]
     fn test_get_ref_method() {
         let mut f = from_value(22);