Semantic graph and parsing code

Currently covers/handles namespace, class definitions (including bases
and data members), and typedefs in namespace-scopes.

1 files changed, 135 insertions, 0 deletions

diff --git a/odb/semantics/class.hxx b/odb/semantics/class.hxx
new file mode 100644
index 0000000..d4a0900
--- /dev/null
+++ b/odb/semantics/class.hxx
@@ -0,0 +1,135 @@
+// file      : odb/semantics/class.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_SEMANTICS_CLASS_HXX
+#define ODB_SEMANTICS_CLASS_HXX
+
+#include <vector>
+#include <semantics/elements.hxx>
+
+namespace semantics
+{
+  class class_;
+
+  //
+  //
+  class data_member: public nameable, public instance
+  {
+  public:
+    data_member (path const& file, size_t line, size_t column)
+        : node (file, line, column)
+    {
+    }
+  };
+
+  //
+  //
+  class inherits: public edge
+  {
+  public:
+    typedef semantics::access access_type;
+
+    class_&
+    base () const
+    {
+      return *base_;
+    }
+
+    class_&
+    derived () const
+    {
+      return *derived_;
+    }
+
+    bool
+    virtual_ () const
+    {
+      return virt_;
+    }
+
+    access_type
+    access () const
+    {
+      return access_;
+    }
+
+  public:
+    inherits (access_type access, bool virt)
+        : virt_ (virt), access_ (access)
+    {
+    }
+
+    void
+    set_left_node (class_& n)
+    {
+      derived_ = &n;
+    }
+
+    void
+    set_right_node (class_& n)
+    {
+      base_ = &n;
+    }
+
+  protected:
+    bool virt_;
+    access_type access_;
+
+    class_* base_;
+    class_* derived_;
+  };
+
+  //
+  //
+  class class_: public type, public scope
+  {
+  private:
+    typedef std::vector<inherits*> inherits_list;
+
+  public:
+    typedef inherits_list::const_iterator inherits_iterator;
+
+    inherits_iterator
+    inherits_begin () const
+    {
+      return inherits_.begin ();
+    }
+
+    inherits_iterator
+    inherits_end () const
+    {
+      return inherits_.end ();
+    }
+
+  public:
+    class_ (path const& file, size_t line, size_t column)
+        : node (file, line, column)
+    {
+    }
+
+    void
+    add_edge_left (inherits& e)
+    {
+      inherits_.push_back (&e);
+    }
+
+    void
+    add_edge_right (inherits&)
+    {
+    }
+
+    using scope::add_edge_left;
+    using scope::add_edge_right;
+
+    // Resolve conflict between scope::scope and nameable::scope.
+    //
+    using nameable::scope;
+
+  private:
+    inherits_list inherits_;
+  };
+}
+
+#endif // ODB_SEMANTICS_CLASS_HXX