From bb961ec5940a85d49d033ec50d68dc27b0b46420 Mon Sep 17 00:00:00 2001
From: triton <ripzonetriton@gmail.com>
Date: Mon, 13 Jan 2014 17:06:23 +0000
Subject: [PATCH] Added new ASTConverter class to interface between the parser
 bindings and existing AST structures.

This is still incomplete and stubbed out, further work to come.
---
 src/Core/Parser/ASTConverter.cs | 212 ++++++++++++++++++++++++++++++++
 1 file changed, 212 insertions(+)
 create mode 100644 src/Core/Parser/ASTConverter.cs

diff --git a/src/Core/Parser/ASTConverter.cs b/src/Core/Parser/ASTConverter.cs
new file mode 100644
index 00000000..1529b7be
--- /dev/null
+++ b/src/Core/Parser/ASTConverter.cs
@@ -0,0 +1,212 @@
+#if !OLD_PARSER
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using CppSharp.Parser.AST;
+
+namespace CppSharp
+{
+    /// <summary>
+    /// This class converts from the C++ parser AST bindings to the
+    /// AST defined in C#.
+    /// </summary>
+    public class ASTConverter
+    {
+        ASTContext Context { get; set; }
+
+        public ASTConverter(ASTContext context)
+        {
+            Context = context;
+        }
+
+        public AST.ASTContext Convert()
+        {
+            var _ctx = new AST.ASTContext();
+
+            for (uint i = 0; i < Context.TranslationUnitsCount; ++i)
+            {
+                var unit = Context.getTranslationUnits(i);
+                _ctx.TranslationUnits.Add(VisitTranslationUnit(unit));
+            }
+
+            return _ctx;
+        }
+
+        #region Declarations
+
+        AST.TranslationUnit VisitTranslationUnit(TranslationUnit unit)
+        {
+            var _unit = new AST.TranslationUnit { FilePath = unit.FileName };
+            VisitDeclaration(unit, _unit);
+            VisitDeclContext(unit, _unit);
+
+            return _unit;
+        }
+
+        AST.Namespace VisitNamespace(Namespace @namespace)
+        {
+            var _namespace = new AST.Namespace();
+            VisitDeclaration(@namespace, _namespace);
+            VisitDeclContext(@namespace, _namespace);
+
+            return _namespace;
+        }
+
+        void VisitDeclContext(DeclarationContext ctx, AST.DeclarationContext _ctx)
+        {
+            for (uint i = 0; i < ctx.NamespacesCount; ++i)
+            {
+                var childNamespace = ctx.getNamespaces(i);
+                var _childNamespace = VisitNamespace(childNamespace);
+                _ctx.Namespaces.Add(_childNamespace);
+            }
+
+            for (uint i = 0; i < ctx.ClassesCount; ++i)
+            {
+                var @class = ctx.getClasses(i);
+                var _class = VisitClass(@class);
+                _ctx.Classes.Add(_class);
+            }
+        }
+
+        AST.Class VisitClass(Parser.AST.Class @class)
+        {
+            var _class = new AST.Class();
+            VisitDeclaration(@class, _class);
+
+            for (uint i = 0; i < @class.BasesCount; ++i)
+            {
+                var @base = @class.getBases(i);
+                var _base = VisitBaseClassSpecifier(@base);
+                _class.Classes.Add(_class);
+            }
+
+            for (uint i = 0; i < @class.FieldsCount; ++i)
+            {
+                var field = @class.getFields(i);
+                var _field = VisitField(field);
+                _class.Fields.Add(_field);
+            }
+
+            for (uint i = 0; i < @class.MethodsCount; ++i)
+            {
+                var method = @class.getMethods(i);
+                var _method = VisitMethod(method);
+                _class.Methods.Add(_method);
+            }
+
+            for (uint i = 0; i < @class.SpecifiersCount; ++i)
+            {
+                var spec = @class.getSpecifiers(i);
+                var _spec = VisitAccessSpecifierDecl(spec);
+                _class.Specifiers.Add(_spec);
+            }
+
+            _class.IsPOD = @class.IsPOD;
+            _class.IsAbstract = @class.IsAbstract;
+            _class.IsUnion = @class.IsUnion;
+            _class.IsDynamic = @class.IsDynamic;
+            _class.IsPolymorphic = @class.IsPolymorphic;
+            _class.HasNonTrivialDefaultConstructor = @class.HasNonTrivialDefaultConstructor;
+            _class.HasNonTrivialCopyConstructor = @class.HasNonTrivialCopyConstructor;
+
+            _class.Layout = VisitClassLayout(@class.Layout);
+
+            return _class;
+        }
+
+        AST.ClassLayout VisitClassLayout(Parser.AST.ClassLayout layout)
+        {
+            var _layout = new AST.ClassLayout();
+
+            return _layout;
+        }
+
+        AST.Method VisitMethod(Parser.AST.Method method)
+        {
+            var _method = new AST.Method();
+            VisitDeclaration(method, _method);
+
+            return _method;
+        }
+
+        AST.Field VisitField(Parser.AST.Field field)
+        {
+            var _field = new AST.Field();
+            VisitDeclaration(field, _field);
+
+            return _field;
+        }
+
+        void VisitDeclaration(Declaration decl, AST.Declaration _decl)
+        {
+            _decl.Access = VisitAccessSpecifier(decl.Access);
+            _decl.Name = decl.Name;
+            _decl.DebugText = decl.DebugText;
+            _decl.IsIncomplete = decl.IsIncomplete;
+            _decl.IsDependent = decl.IsDependent;
+            _decl.DefinitionOrder = decl.DefinitionOrder;
+
+            for (uint i = 0; i < decl.PreprocessedEntitiesCount; ++i)
+            {
+                var entity = decl.getPreprocessedEntities(i);
+                var _entity = VisitPreprocessedEntity(entity);
+                _decl.PreprocessedEntities.Add(_entity);
+            }
+
+            _decl.OriginalPtr = decl.OriginalPtr;
+
+        }
+
+        AST.PreprocessedEntity VisitPreprocessedEntity(Parser.AST.PreprocessedEntity entity)
+        {
+            var _entity = new AST.MacroDefinition();
+            VisitDeclaration(entity, _entity);
+
+            return _entity;
+        }
+
+        AST.BaseClassSpecifier VisitBaseClassSpecifier(BaseClassSpecifier @base)
+        {
+            var _base = new AST.BaseClassSpecifier
+                {
+                    IsVirtual = @base.IsVirtual,
+                    Access = VisitAccessSpecifier(@base.Access)
+                };
+
+            return _base;
+        }
+
+        AST.AccessSpecifierDecl VisitAccessSpecifierDecl(Parser.AST.AccessSpecifierDecl access)
+        {
+            var _access = new AST.AccessSpecifierDecl();
+            VisitDeclaration(access, _access);
+
+            return _access;
+        }
+
+        AST.AccessSpecifier VisitAccessSpecifier(Parser.AST.AccessSpecifier access)
+        {
+            switch (access)
+            {
+            case Parser.AST.AccessSpecifier.Private:
+                return AST.AccessSpecifier.Private;
+            case Parser.AST.AccessSpecifier.Protected:
+                return AST.AccessSpecifier.Protected;
+            case Parser.AST.AccessSpecifier.Public:
+                return AST.AccessSpecifier.Public;
+            }
+
+            throw new ArgumentOutOfRangeException();
+        }
+
+        #endregion
+
+        #region Types
+
+        #endregion
+    }
+}
+
+#endif
\ No newline at end of file