From f0510d2f90467de8e8f260b47d79a9baaf9bef17 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 17 Sep 2009 07:15:29 +0200
Subject: Start tracking XSD with git

---
 xsd/cxx/tree/stream-header.cxx | 183 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 183 insertions(+)
 create mode 100644 xsd/cxx/tree/stream-header.cxx

(limited to 'xsd/cxx/tree/stream-header.cxx')

diff --git a/xsd/cxx/tree/stream-header.cxx b/xsd/cxx/tree/stream-header.cxx
new file mode 100644
index 0000000..64964a3
--- /dev/null
+++ b/xsd/cxx/tree/stream-header.cxx
@@ -0,0 +1,183 @@
+// file      : xsd/cxx/tree/stream-header.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2009 Code Synthesis Tools CC
+// license   : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#include <cxx/tree/stream-header.hxx>
+
+#include <xsd-frontend/semantic-graph.hxx>
+#include <xsd-frontend/traversal.hxx>
+
+namespace CXX
+{
+  namespace Tree
+  {
+    namespace
+    {
+      struct List: Traversal::List, protected virtual Context
+      {
+        List (Context& c)
+            : Context (c)
+        {
+        }
+
+        virtual Void
+        traverse (Type& l)
+        {
+          String name (ename (l));
+
+          // If renamed name is empty then we do not need to generate
+          // anything for this type.
+          //
+          if (renamed_type (l, name) && !name)
+            return;
+
+          os << inst_exp
+             << std_ostream_type << "&" << endl
+             << "operator<< (" << std_ostream_type << "&, const " <<
+            name << "&);"
+             << endl;
+        }
+      };
+
+
+      struct Union: Traversal::Union, protected virtual Context
+      {
+        Union (Context& c)
+            : Context (c)
+        {
+        }
+
+        virtual Void
+        traverse (Type& u)
+        {
+          String name (ename (u));
+
+          // If renamed name is empty then we do not need to generate
+          // anything for this type.
+          //
+          if (renamed_type (u, name) && !name)
+            return;
+
+          os << inst_exp
+             << std_ostream_type << "&" << endl
+             << "operator<< (" << std_ostream_type << "&, const " <<
+            name << "&);"
+             << endl;
+        }
+      };
+
+
+      struct Enumeration: Traversal::Enumeration, protected virtual Context
+      {
+        Enumeration (Context& c)
+            : Context (c)
+        {
+        }
+
+        virtual Void
+        traverse (Type& e)
+        {
+          String name (ename (e));
+
+          // If renamed name is empty then we do not need to generate
+          // anything for this type.
+          //
+          if (renamed_type (e, name) && !name)
+            return;
+
+          Boolean string_based (false);
+          {
+            IsStringBasedType t (string_based);
+            t.dispatch (e);
+          }
+
+          Boolean enum_based (false);
+          if (string_based)
+          {
+            SemanticGraph::Enumeration* be (0);
+            IsEnumBasedType t (be);
+            t.dispatch (e);
+
+            enum_based = (be != 0);
+          }
+
+          // If we are based on an enum then the value type is just an
+          // alias and we don't need to generate this operator again.
+          //
+          if (string_based && !enum_based)
+          {
+            os << inst_exp
+               << std_ostream_type << "&" << endl
+               << "operator<< (" << std_ostream_type << "&, " <<
+              name << "::" << evalue (e) << ");"
+               << endl;
+          }
+
+          os << inst_exp
+             << std_ostream_type << "&" << endl
+             << "operator<< (" << std_ostream_type << "&, const " <<
+            name << "&);"
+             << endl;
+        }
+      };
+
+      struct Complex : Traversal::Complex, protected virtual Context
+      {
+        Complex (Context& c)
+            : Context (c)
+        {
+        }
+
+        virtual Void
+        traverse (Type& c)
+        {
+          String name (ename (c));
+
+          // If renamed name is empty then we do not need to generate
+          // anything for this type.
+          //
+          if (renamed_type (c, name) && !name)
+            return;
+
+          os << inst_exp
+             << std_ostream_type << "&" << endl
+             << "operator<< (" << std_ostream_type << "&, const " <<
+            name << "&);"
+             << endl;
+        }
+      };
+    }
+
+    Void
+    generate_stream_header (Context& ctx)
+    {
+      String c (ctx.char_type);
+
+      ctx.os << "#include <iosfwd>" << endl
+             << endl;
+
+      Traversal::Schema schema;
+
+      Traversal::Sources sources;
+      Traversal::Names names_ns, names;
+
+      Namespace ns (ctx);
+
+      List list (ctx);
+      Union union_ (ctx);
+      Complex complex (ctx);
+      Enumeration enumeration (ctx);
+
+      schema >> sources >> schema;
+      schema >> names_ns >> ns >> names;
+
+      names >> list;
+      names >> union_;
+      names >> complex;
+      names >> enumeration;
+
+      schema.dispatch (ctx.schema_root);
+    }
+  }
+}
-- 
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