1 files changed, 44 insertions, 0 deletions
diff --git a/odb/odb/sql-token.cxx b/odb/odb/sql-token.cxx
new file mode 100644
index 0000000..da9ecb2
--- /dev/null
+++ b/odb/odb/sql-token.cxx
@@ -0,0 +1,44 @@
+// file      : odb/sql-token.cxx
+// license   : GNU GPL v3; see accompanying LICENSE file
+
+#include <ostream>
+
+#include <odb/sql-token.hxx>
+
+using namespace std;
+
+static char punctuation_literals[] = {';', ',', '(', ')', '='};
+
+string sql_token::
+string () const
+{
+  switch (type ())
+  {
+  case sql_token::t_eos:
+    {
+      return "<end-of-stream>";
+    }
+  case sql_token::t_identifier:
+    {
+      return identifier ();
+    }
+  case sql_token::t_punctuation:
+    {
+      return std::string (1, punctuation_literals[punctuation ()]);
+    }
+  case sql_token::t_string_lit:
+  case sql_token::t_int_lit:
+  case sql_token::t_float_lit:
+    {
+      return literal ();
+    }
+  }
+
+  return "";
+}
+
+ostream&
+operator<< (ostream& os, sql_token const& t)
+{
+  return os << t.string ();
+}