Auto merge of #128 - jugglerchris:make_bucket_index_pub, r=Amanieu

Make RawTable::bucket_index() pub.

As discussed in #117.

Author: bors

src/lib.rs

@@ -19,7 +19,6 @@
         test,
         core_intrinsics,
         dropck_eyepatch,
-        cfg_doctest,
     )
 )]
 #![allow(

src/map.rs

@@ -1967,7 +1967,7 @@ impl<'a, K, V> Iterator for Keys<'a, K, V> {
     type Item = &'a K;
 
     #[cfg_attr(feature = "inline-more", inline)]
-    fn next(&mut self) -> Option<(&'a K)> {
+    fn next(&mut self) -> Option<&'a K> {
         self.inner.next().map(|(k, _)| k)
     }
     #[cfg_attr(feature = "inline-more", inline)]
@@ -1987,7 +1987,7 @@ impl<'a, K, V> Iterator for Values<'a, K, V> {
     type Item = &'a V;
 
     #[cfg_attr(feature = "inline-more", inline)]
-    fn next(&mut self) -> Option<(&'a V)> {
+    fn next(&mut self) -> Option<&'a V> {
         self.inner.next().map(|(_, v)| v)
     }
     #[cfg_attr(feature = "inline-more", inline)]
@@ -2007,7 +2007,7 @@ impl<'a, K, V> Iterator for ValuesMut<'a, K, V> {
     type Item = &'a mut V;
 
     #[cfg_attr(feature = "inline-more", inline)]
-    fn next(&mut self) -> Option<(&'a mut V)> {
+    fn next(&mut self) -> Option<&'a mut V> {
         self.inner.next().map(|(_, v)| v)
     }
     #[cfg_attr(feature = "inline-more", inline)]

src/raw/mod.rs

@@ -429,7 +429,7 @@ impl<T> RawTable<T> {
 
     /// Returns the index of a bucket from a `Bucket`.
     #[cfg_attr(feature = "inline-more", inline)]
-    unsafe fn bucket_index(&self, bucket: &Bucket<T>) -> usize {
+    pub unsafe fn bucket_index(&self, bucket: &Bucket<T>) -> usize {
         if mem::size_of::<T>() == 0 {
             bucket.ptr as usize
         } else {