Move C# code generation helpers to base code generator.

src/Generator/Generators/CSharp/CSharpSources.cs

@@ -14,60 +14,6 @@ using Type = CppSharp.AST.Type;
 
 namespace CppSharp.Generators.CSharp
 {
-    public static class Helpers
-    {
-        public static readonly string InternalStruct = Generator.GeneratedIdentifier("Internal");
-        public static readonly string InstanceField = Generator.GeneratedIdentifier("instance");
-        public static readonly string InstanceIdentifier = Generator.GeneratedIdentifier("Instance");
-        public static readonly string PointerAdjustmentIdentifier = Generator.GeneratedIdentifier("PointerAdjustment");
-        public static readonly string ReturnIdentifier = Generator.GeneratedIdentifier("ret");
-        public static readonly string DummyIdentifier = Generator.GeneratedIdentifier("dummy");
-        public static readonly string TargetIdentifier = Generator.GeneratedIdentifier("target");
-        public static readonly string SlotIdentifier = Generator.GeneratedIdentifier("slot");
-
-        public static readonly string OwnsNativeInstanceIdentifier = Generator.GeneratedIdentifier("ownsNativeInstance");
-
-        public static readonly string CreateInstanceIdentifier = Generator.GeneratedIdentifier("CreateInstance");
-
-        public static string GetAccess(AccessSpecifier accessSpecifier)
-        {
-            switch (accessSpecifier)
-            {
-                case AccessSpecifier.Private:
-                case AccessSpecifier.Internal:
-                    return "internal ";
-                case AccessSpecifier.Protected:
-                    return "protected ";
-                default:
-                    return "public ";
-            }
-        }
-
-        public static string GetSuffixForInternal(Declaration context)
-        {
-            var specialization = context as ClassTemplateSpecialization;
-
-            if (specialization == null ||
-                specialization.TemplatedDecl.TemplatedClass.Fields.All(
-                f => !(f.Type.Desugar() is TemplateParameterType)))
-                return string.Empty;
-
-            if (specialization.Arguments.All(
-                a => a.Type.Type != null && a.Type.Type.IsAddress()))
-                return "_Ptr";
-
-            var suffixBuilder = new StringBuilder(specialization.USR);
-            for (int i = 0; i < suffixBuilder.Length; i++)
-                if (!char.IsLetterOrDigit(suffixBuilder[i]))
-                    suffixBuilder[i] = '_';
-            const int maxCSharpIdentifierLength = 480;
-            if (suffixBuilder.Length > maxCSharpIdentifierLength)
-                return suffixBuilder.Remove(maxCSharpIdentifierLength,
-                    suffixBuilder.Length - maxCSharpIdentifierLength).ToString();
-            return suffixBuilder.ToString();
-        }
-    }
-
     public class CSharpBlockKind
     {
         private const int FIRST = BlockKind.LAST + 1000;

src/Generator/Generators/CodeGenerator.cs

@@ -1,8 +1,10 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Text;
 using System.Web.Util;
 using CppSharp.AST;
+using CppSharp.AST.Extensions;
 using CppSharp.Generators.CSharp;
 
 namespace CppSharp.Generators
@@ -359,4 +361,58 @@ namespace CppSharp.Generators
 
         #endregion
     }
+
+    public static class Helpers
+    {
+        public static readonly string InternalStruct = Generator.GeneratedIdentifier("Internal");
+        public static readonly string InstanceField = Generator.GeneratedIdentifier("instance");
+        public static readonly string InstanceIdentifier = Generator.GeneratedIdentifier("Instance");
+        public static readonly string PointerAdjustmentIdentifier = Generator.GeneratedIdentifier("PointerAdjustment");
+        public static readonly string ReturnIdentifier = Generator.GeneratedIdentifier("ret");
+        public static readonly string DummyIdentifier = Generator.GeneratedIdentifier("dummy");
+        public static readonly string TargetIdentifier = Generator.GeneratedIdentifier("target");
+        public static readonly string SlotIdentifier = Generator.GeneratedIdentifier("slot");
+
+        public static readonly string OwnsNativeInstanceIdentifier = Generator.GeneratedIdentifier("ownsNativeInstance");
+
+        public static readonly string CreateInstanceIdentifier = Generator.GeneratedIdentifier("CreateInstance");
+
+        public static string GetSuffixForInternal(Declaration context)
+        {
+            var specialization = context as ClassTemplateSpecialization;
+
+            if (specialization == null ||
+                specialization.TemplatedDecl.TemplatedClass.Fields.All(
+                f => !(f.Type.Desugar() is TemplateParameterType)))
+                return string.Empty;
+
+            if (specialization.Arguments.All(
+                a => a.Type.Type != null && a.Type.Type.IsAddress()))
+                return "_Ptr";
+
+            var suffixBuilder = new StringBuilder(specialization.USR);
+            for (int i = 0; i < suffixBuilder.Length; i++)
+                if (!char.IsLetterOrDigit(suffixBuilder[i]))
+                    suffixBuilder[i] = '_';
+            const int maxCSharpIdentifierLength = 480;
+            if (suffixBuilder.Length > maxCSharpIdentifierLength)
+                return suffixBuilder.Remove(maxCSharpIdentifierLength,
+                    suffixBuilder.Length - maxCSharpIdentifierLength).ToString();
+            return suffixBuilder.ToString();
+        }
+
+        public static string GetAccess(AccessSpecifier accessSpecifier)
+        {
+            switch (accessSpecifier)
+            {
+                case AccessSpecifier.Private:
+                case AccessSpecifier.Internal:
+                    return "internal ";
+                case AccessSpecifier.Protected:
+                    return "protected ";
+                default:
+                    return "public ";
+            }
+        }
+    }
 }

src/Generator/Passes/MultipleInheritancePass.cs

@@ -1,6 +1,7 @@
 using System.Collections.Generic;
 using System.Linq;
 using CppSharp.AST;
+using CppSharp.Generators;
 using CppSharp.Generators.CSharp;
 
 namespace CppSharp.Passes