From 173910593bf6bf3dc52902f99a683560d8c73942 Mon Sep 17 00:00:00 2001
From: Kenneth Heafield <github@kheafield.com>
Date: Wed, 12 Sep 2012 15:07:44 +0100
Subject: Add the alone stuff, using a wrapper to the edge class.

---
 klm/alone/labeled_edge.hh | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 klm/alone/labeled_edge.hh

(limited to 'klm/alone/labeled_edge.hh')

diff --git a/klm/alone/labeled_edge.hh b/klm/alone/labeled_edge.hh
new file mode 100644
index 00000000..94d8cbdf
--- /dev/null
+++ b/klm/alone/labeled_edge.hh
@@ -0,0 +1,30 @@
+#ifndef ALONE_LABELED_EDGE__
+#define ALONE_LABELED_EDGE__
+
+#include "search/edge.hh"
+
+#include <string>
+#include <vector>
+
+namespace alone {
+
+class LabeledEdge : public search::Edge {
+  public:
+    LabeledEdge() {}
+
+    void AppendWord(const std::string *word) {
+      words_.push_back(word);
+    }
+
+    const std::vector<const std::string *> &Words() const {
+      return words_;
+    }
+
+  private:
+    // NULL for non-terminals.  
+    std::vector<const std::string*> words_;
+};
+
+} // namespace alone
+
+#endif // ALONE_LABELED_EDGE__
-- 
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