   #   * `replace` Call this {Function} with a {String} to replace the match.
   scanInBufferRange: (regex, range, iterator) -> @buffer.scanInRange(regex, range, iterator)
 
-  # Essential: Scan regular expression matches in a given range in reverse order,
+  # Extended: Scan regular expression matches in a given range in reverse order,
   # calling the given iterator function on each match.
   #
   # * `regex` A {RegExp} to search for.

  #   * `replace` Call this {Function} with a {String} to replace the match.
  scan: (regex, iterator) -> @buffer.scan(regex, iterator)

  # Essential: Scan regular expression matches in a given range, calling the given
  # iterator function on each match.
  #
  # * `regex` A {RegExp} to search for.

  # Returns a {Point}.
  clipBufferPosition: (bufferPosition) -> @buffer.clipPosition(bufferPosition)

  # Extended: Clip the start and end of the given range to valid positions in the
  # buffer. See {::clipBufferPosition} for more information.
  #
  # * `range` The {Range} to clip.
