Implement select all matches command (x) with Buffer.traverseRegexMatchesInRange

src/atom/command-interpreter/select-all-matches.coffee

@@ -3,34 +3,16 @@ Range = require 'range'
 
 module.exports =
 class SelectAllMatches extends Command
-  @regex: null
+  regex: null
 
   constructor: (pattern) ->
-    @regex = @regexForPattern(pattern)
+    @regex = new RegExp(pattern, 'g')
 
   execute: (editor) ->
     rangesToSelect = []
     for selection in editor.getSelections()
-      selectedText = selection.getText()
-      selectionStartIndex = editor.buffer.characterIndexForPosition(selection.getBufferRange().start)
-      for range in @findMatchingRanges(editor, selectedText, selectionStartIndex)
+      editor.buffer.traverseRegexMatchesInRange @regex, selection.getBufferRange(), (match, range) ->
         rangesToSelect.push(range)
 
     editor.clearSelections()
     editor.addSelectionForBufferRange(range) for range in rangesToSelect
-
-  findMatchingRanges: (editor, text, startIndex) ->
-    return [] unless match = text.match(@regex)
-
-    matchStartIndex = startIndex + match.index
-    matchEndIndex = matchStartIndex + match[0].length
-
-    buffer = editor.buffer
-    startPosition = buffer.positionForCharacterIndex(matchStartIndex)
-    endPosition = buffer.positionForCharacterIndex(matchEndIndex)
-    range = new Range(startPosition, endPosition)
-
-    text = text[(match.index + match[0].length)..]
-    startIndex = matchEndIndex
-    [range].concat(@findMatchingRanges(editor, text, startIndex))
-