Merge pull request #7 from jonhoo/add-extract

Add .extract() for extracting underlying Vec

Author: sfackler

src/array.rs

@@ -144,6 +144,12 @@ impl<T> Array<T> {
     pub fn iter_mut<'a>(&'a mut self) -> IterMut<'a, T> {
         IterMut { inner: self.data.iter_mut() }
     }
+
+    /// Returns the underlying data vector for this Array in the
+    /// higher-dimensional equivalent of row-major order.
+    pub fn into_inner(self) -> Vec<T> {
+        self.data
+    }
 }
 
 /// A trait implemented by types that can index into an `Array`.

src/lib.rs

@@ -48,6 +48,16 @@ mod tests {
         assert_eq!(2, a[1]);
     }
 
+    #[test]
+    fn test_into_inner() {
+        let a = Array::from_vec(vec![0i32, 1, 2], -1);
+        let a = a.into_inner();
+        assert_eq!(a.len(), 3);
+        assert_eq!(0, a[0]);
+        assert_eq!(1, a[1]);
+        assert_eq!(2, a[2]);
+    }
+
     #[test]
     fn test_2d_slice_get() {
         let mut a = Array::from_vec(vec![0i32, 1, 2], -1);