   >(
     subRange: Range<Index>, with newElements: C
   ) {
-    withMutableCharacters { (inout v: CharacterView) in v.replaceRange(subRange, with: newElements) }
+    withMutableCharacters {
+      (inout v: CharacterView) in v.replaceRange(subRange, with: newElements)
+    }
   }
   
   /// Insert `newElement` at index `i`.

  ///
  /// - complexity: O(`count(self)`).
  public mutating func removeAtIndex(i: Index) -> Character {
    return withMutableCharacters { (inout v: CharacterView) in v.removeAtIndex(i) }
  }

  /// Remove the indicated `subRange` of characters

  ///
  /// - complexity: O(`count(self)`).
  public mutating func removeRange(subRange: Range<Index>) {
    withMutableCharacters {
      (inout v: CharacterView) in v.removeRange(subRange)
    }
  }

  /// Remove all characters.
