Move reference length type into a private member of BleuScorer.

The reason is that the type is used as internal purpose.

1 files changed, 7 insertions, 4 deletions

diff --git a/mert/BleuScorer.h b/mert/BleuScorer.h
index a10b09a7a..f4d568639 100644
--- a/mert/BleuScorer.h
+++ b/mert/BleuScorer.h
@@ -12,9 +12,6 @@
 
 using namespace std;
 
-enum BleuReferenceLengthStrategy { BLEU_AVERAGE, BLEU_SHORTEST, BLEU_CLOSEST };
-
-
 /**
  * Bleu scoring
  */
@@ -33,6 +30,12 @@ public:
   }
 
 private:
+  enum ReferenceLengthType {
+    AVERAGE,
+    SHORTEST,
+    CLOSEST,
+  };
+
   //Used to construct the ngram map
   struct CompareNgrams {
     bool operator()(const vector<int>& a, const vector<int>& b) const {
@@ -67,7 +70,7 @@ private:
   void dump_counts(counts_t& counts) const;
 
   const int kLENGTH;
-  BleuReferenceLengthStrategy _refLengthStrategy;
+  ReferenceLengthType m_ref_length_type;
 
   // data extracted from reference files
   refcounts_t _refcounts;