Rollup merge of rust-lang#28029 - tshepang:unusual, r=steveklabnik

Author: Manishearth

src/libstd/path.rs

@@ -598,8 +598,11 @@ impl<'a> Components<'a> {
     /// how much of the prefix is left from the point of view of iteration?
     #[inline]
     fn prefix_remaining(&self) -> usize {
-        if self.front == State::Prefix { self.prefix_len() }
-        else { 0 }
+        if self.front == State::Prefix {
+            self.prefix_len()
+        } else {
+            0
+        }
     }
 
     // Given the iteration so far, how much of the pre-State::Body path is left?