Impl NdIndex<IxDyn> for &Vec<Ix> and Vec<Ix>

Author: bderrett

src/dimension/ndindex.rs

@@ -238,3 +238,25 @@ unsafe impl<'a> NdIndex<IxDyn> for &'a [Ix] {
             .sum()
     }
 }
+
+unsafe impl<'a> NdIndex<IxDyn> for &'a Vec<Ix> {
+    fn index_checked(&self, dim: &IxDyn, strides: &IxDyn) -> Option<isize> {
+        stride_offset_checked(dim.ix(), strides.ix(), *self)
+    }
+    fn index_unchecked(&self, strides: &IxDyn) -> isize {
+        zip(strides.ix(), *self)
+            .map(|(&s, &i)| stride_offset(i, s))
+            .sum()
+    }
+}
+
+unsafe impl<'a> NdIndex<IxDyn> for Vec<Ix> {
+    fn index_checked(&self, dim: &IxDyn, strides: &IxDyn) -> Option<isize> {
+        stride_offset_checked(dim.ix(), strides.ix(), self)
+    }
+    fn index_unchecked(&self, strides: &IxDyn) -> isize {
+        zip(strides.ix(), self)
+            .map(|(&s, i)| stride_offset(*i, s))
+            .sum()
+    }
+}