Fix mibexsoftware#102 add renamed binary files case

src/main/scala/ch/mibex/bitbucket/sonar/diff/GitDiffParser.scala

@@ -53,14 +53,23 @@ object GitDiffParser extends RegexParsers {
 
   def allDiffs: Parser[List[Diff]] = rep1(diff)
 
-  def diff: Parser[Diff] = binaryDiff | gitDiff
+  def diff: Parser[Diff] = binaryRenameDiff | binaryDiff | gitDiff
 
   def readUpToNextDiffOrEnd = """(?s).+?(?=((?:diff --git)|$))\n?""".r
 
+  def binaryRenameDiff: Parser[BinaryDiff] = gitDiffHeader ~ extendedDiffHeader ~ binaryFilesDiffer ^^ {
+    _ => BinaryDiff()
+  }
+
   def binaryDiff: Parser[BinaryDiff] = gitDiffHeader ~ extendedDiffHeader ~ "GIT binary patch" ~ readUpToNextDiffOrEnd  ^^ {
     _ => BinaryDiff()
   }
 
+  //Strings " and " and " differ" are included in filePath
+  def binaryFilesDiffer: Parser[FileChange] = "Binary files " ~> (("a/" ~> filePath) ~ (" b/" ~> filePath)) <~ nl ^^ {
+    case oldF ~ newF => FileChange(oldF, newF)
+  }
+
   def gitDiff: Parser[GitDiff] = gitDiffHeader ~ extendedDiffHeader ~ hunks ^^ {
     case fc ~ h ~ hs => GitDiff(fc, h, hs)
   }