From ea95e3637288a1369ac96011d0cec9feeead05f2 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 15 Apr 2010 13:55:04 +0200
Subject: Turn on union to enum synthesis for C++/Tree

---
 NEWS        |  4 ++++
 xsd/xsd.cxx | 17 +++++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/NEWS b/NEWS
index 5d4fec2..83de53c 100644
--- a/NEWS
+++ b/NEWS
@@ -110,6 +110,10 @@ Version 3.3.0
   * Empty XML Schema enumeration values are now mapped to the 'empty' C++ 
     enumerator name instead of 'cxx'.
 
+  * XML Schema union types with members that are enumeration types are 
+    automatically converted to equivalent enumeration types with a union 
+    of all the member's enumerators.
+
 Version 3.2.0
 
   * New option, --disable-warning, disables printing of a warning with
diff --git a/xsd/xsd.cxx b/xsd/xsd.cxx
index a0b26a7..1c66a8a 100644
--- a/xsd/xsd.cxx
+++ b/xsd/xsd.cxx
@@ -18,6 +18,7 @@
 
 #include <xsd-frontend/parser.hxx>
 #include <xsd-frontend/transformations/anonymous.hxx>
+#include <xsd-frontend/transformations/enum-synthesis.cxx>
 #include <xsd-frontend/transformations/restriction.hxx>
 #include <xsd-frontend/transformations/schema-per-type.hxx>
 #include <xsd-frontend/transformations/simplifier.hxx>
@@ -718,6 +719,14 @@ main (Int argc, Char* argv[])
           }
         }
 
+        // Synthesize enumerations from unions.
+        //
+        if (cmd == "cxx-tree")
+        {
+          Transformations::EnumSynthesis trans;
+          trans.transform (*schema, tu);
+        }
+
         // Simplify the schema graph.
         //
         if (cmd == "cxx-parser")
@@ -862,6 +871,14 @@ main (Int argc, Char* argv[])
         }
       }
 
+      // Synthesize enumerations from unions.
+      //
+      if (cmd == "cxx-tree")
+      {
+        Transformations::EnumSynthesis trans;
+        trans.transform (*schema, "");
+      }
+
       // Simplify the schema graph.
       //
       if (cmd == "cxx-parser")
-- 
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