Extract default common visit code into base TypePrinter class.

src/Generator/Generators/CLI/CLITypePrinter.cs

@@ -73,22 +73,11 @@ namespace CppSharp.Generators.CLI
             return string.Format("System::Func<{0}{1}>", returnType.Visit(this), args);
         }
 
-        public override TypePrinterResult VisitParameters(IEnumerable<Parameter> @params,
-            bool hasNames)
-        {
-            var args = new List<string>();
-
-            foreach (var param in @params)
-                args.Add(VisitParameter(param, hasNames).ToString());
-
-            return string.Join(", ", args);
-        }
-
         public override TypePrinterResult VisitParameter(Parameter param,
             bool hasName = true)
         {
             Parameter = param;
-            var type = param.Type.Visit(this, param.QualifiedType.Qualifiers);
+            var type = param.QualifiedType.Visit(this);
             Parameter = null;
 
             var str = string.Empty;
@@ -167,19 +156,8 @@ namespace CppSharp.Generators.CLI
             return pointer.QualifiedPointee.Visit(this);
         }
 
-        public override TypePrinterResult VisitMemberPointerType(
-            MemberPointerType member, TypeQualifiers quals)
-        {
-            return member.QualifiedPointee.Visit(this);
-        }
-
-        public override TypePrinterResult VisitBuiltinType(BuiltinType builtin,
+        public override TypePrinterResult VisitPrimitiveType(PrimitiveType primitive,
             TypeQualifiers quals)
-        {
-            return VisitPrimitiveType(builtin.Type);
-        }
-
-        public string VisitPrimitiveType(PrimitiveType primitive)
         {
             switch (primitive)
             {
@@ -237,18 +215,6 @@ namespace CppSharp.Generators.CLI
             return decl.Type.Visit(this);
         }
 
-        public override TypePrinterResult VisitAttributedType(AttributedType attributed,
-            TypeQualifiers quals)
-        {
-            return attributed.Modified.Visit(this);
-        }
-
-        public override TypePrinterResult VisitDecayedType(DecayedType decayed,
-            TypeQualifiers quals)
-        {
-            return decayed.Decayed.Visit(this);
-        }
-
         public override TypePrinterResult VisitTemplateSpecializationType(
             TemplateSpecializationType template, TypeQualifiers quals)
         {
@@ -323,18 +289,6 @@ namespace CppSharp.Generators.CLI
             return result;
         }
 
-        public override TypePrinterResult VisitPrimitiveType(PrimitiveType type,
-            TypeQualifiers quals)
-        {
-            return VisitPrimitiveType(type);
-        }
-
-        public override TypePrinterResult VisitDeclaration(Declaration decl,
-            TypeQualifiers quals)
-        {
-            return VisitDeclaration(decl);
-        }
-
         public override TypePrinterResult VisitDeclaration(Declaration decl)
         {
             var names = new List<string>();
@@ -369,12 +323,6 @@ namespace CppSharp.Generators.CLI
                 : string.Empty);
         }
 
-        public override TypePrinterResult VisitClassTemplateSpecializationDecl(
-            ClassTemplateSpecialization specialization)
-        {
-            return VisitClassDecl(specialization);
-        }
-
         public override TypePrinterResult VisitTypedefDecl(TypedefDecl typedef)
         {
             return typedef.Name;

src/Generator/Generators/CSharp/CSharpTypePrinter.cs

@@ -52,7 +52,7 @@ namespace CppSharp.Generators.CSharp
                 }
             }
 
-            return tag.Declaration.Visit(this);
+            return base.VisitTagType(tag, quals);
         }
 
         public override TypePrinterResult VisitArrayType(ArrayType array,
@@ -288,12 +288,6 @@ namespace CppSharp.Generators.CSharp
             return IntPtrType;
         }
 
-        public override TypePrinterResult VisitBuiltinType(BuiltinType builtin,
-            TypeQualifiers quals)
-        {
-            return VisitPrimitiveType(builtin.Type, quals);
-        }
-
         public override TypePrinterResult VisitTypedefType(TypedefType typedef,
             TypeQualifiers quals)
         {
@@ -334,18 +328,6 @@ namespace CppSharp.Generators.CSharp
             return decl.Type.Visit(this);
         }
 
-        public override TypePrinterResult VisitAttributedType(AttributedType attributed,
-            TypeQualifiers quals)
-        {
-            return attributed.Modified.Visit(this);
-        }
-
-        public override TypePrinterResult VisitDecayedType(DecayedType decayed,
-            TypeQualifiers quals)
-        {
-            return decayed.Decayed.Visit(this);
-        }
-
         public override TypePrinterResult VisitTemplateSpecializationType(
             TemplateSpecializationType template, TypeQualifiers quals)
         {
@@ -543,12 +525,6 @@ namespace CppSharp.Generators.CSharp
             throw new NotSupportedException();
         }
 
-        public override TypePrinterResult VisitDeclaration(Declaration decl,
-            TypeQualifiers quals)
-        {
-            return VisitDeclaration(decl);
-        }
-
         public override TypePrinterResult VisitDeclaration(Declaration decl)
         {
             return GetName(decl);
@@ -586,26 +562,6 @@ namespace CppSharp.Generators.CSharp
             return ret;
         }
 
-        public override TypePrinterResult VisitTypedefDecl(TypedefDecl typedef)
-        {
-            return VisitDeclaration(typedef);
-        }
-
-        public override TypePrinterResult VisitTypeAliasDecl(TypeAlias typeAlias)
-        {
-            return VisitDeclaration(typeAlias);
-        }
-
-        public override TypePrinterResult VisitEnumDecl(Enumeration @enum)
-        {
-            return VisitDeclaration(@enum);
-        }
-
-        public override TypePrinterResult VisitEnumItemDecl(Enumeration.Item item)
-        {
-            return VisitDeclaration(item);
-        }
-
         string GetName(Declaration decl)
         {
             var names = new Stack<string>();
@@ -651,33 +607,21 @@ namespace CppSharp.Generators.CSharp
             return $"global::{string.Join(".", names)}";
         }
 
-        public override TypePrinterResult VisitVariableDecl(Variable variable)
-        {
-            return VisitDeclaration(variable);
-        }
-
         public override TypePrinterResult VisitParameters(IEnumerable<Parameter> @params,
             bool hasNames)
         {
-            var args = new List<string>();
-
-            foreach (var param in @params.Where(
+            @params = @params.Where(
                 p => ContextKind == TypePrinterContextKind.Native ||
-                    (p.Kind != ParameterKind.IndirectReturnType && !p.Ignore)))
-            {
-                Parameter = param;
-                args.Add(VisitParameter(param, hasNames).Type);
-            }
+                    (p.Kind != ParameterKind.IndirectReturnType && !p.Ignore));
 
-            Parameter = null;
-            return string.Join(", ", args);
+            return base.VisitParameters(@params, hasNames);
         }
 
         public override TypePrinterResult VisitParameter(Parameter param, bool hasName)
         {
             var usage = ContextKind == TypePrinterContextKind.Native ?
                 string.Empty : GetParameterUsage(param.Usage);
-            var type = param.Type.Visit(this, param.QualifiedType.Qualifiers);
+            var type = param.QualifiedType.Visit(this);
             var name = param.Name;
             if (param.DefaultArgument == null || !Options.GenerateDefaultValuesForArguments)
                 return $"{usage}{type} {name}";

src/Generator/Generators/TypePrinter.cs

@@ -76,13 +76,13 @@ namespace CppSharp.Generators
         public virtual TypePrinterResult VisitAttributedType(AttributedType attributed,
             TypeQualifiers quals)
         {
-            throw new NotImplementedException();
+            return attributed.Modified.Visit(this);
         }
 
         public virtual TypePrinterResult VisitBuiltinType(BuiltinType builtin,
             TypeQualifiers quals)
         {
-            throw new NotImplementedException();
+            return VisitPrimitiveType(builtin.Type, quals);
         }
 
         public virtual TypePrinterResult VisitCILType(CILType type, TypeQualifiers quals)
@@ -92,7 +92,7 @@ namespace CppSharp.Generators
 
         public virtual TypePrinterResult VisitClassDecl(Class @class)
         {
-            throw new NotImplementedException();
+            return VisitDeclaration(@class);
         }
 
         public virtual TypePrinterResult VisitClassTemplateDecl(ClassTemplate template)
@@ -103,13 +103,13 @@ namespace CppSharp.Generators
         public virtual TypePrinterResult VisitClassTemplateSpecializationDecl(
             ClassTemplateSpecialization specialization)
         {
-            throw new NotImplementedException();
+            return VisitClassDecl(specialization);
         }
 
         public virtual TypePrinterResult VisitDecayedType(DecayedType decayed,
             TypeQualifiers quals)
         {
-            throw new NotImplementedException();
+            return decayed.Decayed.Visit(this);
         }
 
         public virtual TypePrinterResult VisitDeclaration(Declaration decl)
@@ -120,7 +120,7 @@ namespace CppSharp.Generators
         public virtual TypePrinterResult VisitDeclaration(Declaration decl,
             TypeQualifiers quals)
         {
-            throw new NotImplementedException();
+            return VisitDeclaration(decl);
         }
 
         public virtual TypePrinterResult VisitDelegate(FunctionType function)
@@ -142,12 +142,12 @@ namespace CppSharp.Generators
 
         public virtual TypePrinterResult VisitEnumDecl(Enumeration @enum)
         {
-            throw new NotImplementedException();
+            return VisitDeclaration(@enum);
         }
 
         public virtual TypePrinterResult VisitEnumItemDecl(Enumeration.Item item)
         {
-            throw new NotImplementedException();
+            return VisitDeclaration(@item);
         }
 
         public virtual TypePrinterResult VisitEvent(Event @event)
@@ -202,7 +202,7 @@ namespace CppSharp.Generators
         public virtual TypePrinterResult VisitMemberPointerType(
             MemberPointerType member, TypeQualifiers quals)
         {
-            throw new NotImplementedException();
+            return member.QualifiedPointee.Visit(this);
         }
 
         public virtual TypePrinterResult VisitMethodDecl(Method method)
@@ -230,18 +230,31 @@ namespace CppSharp.Generators
         public virtual TypePrinterResult VisitParameter(Parameter param,
             bool hasName = true)
         {
-            throw new NotImplementedException();
+            Parameter = param;
+            var type = param.QualifiedType.Visit(this);
+            var name = hasName ? $" {param.Name}" : string.Empty;
+            Parameter = null;
+            return $"{type}{name}";
         }
 
         public virtual TypePrinterResult VisitParameterDecl(Parameter parameter)
         {
-            throw new NotImplementedException();
+            return parameter.QualifiedType.Visit(this);
         }
 
         public virtual TypePrinterResult VisitParameters(IEnumerable<Parameter> @params,
             bool hasNames = true)
         {
-            throw new NotImplementedException();
+            var args = new List<string>();
+
+            foreach (var param in @params)
+            {
+                Parameter = param;
+                args.Add(VisitParameter(param, hasNames).Type);
+            }
+
+            Parameter = null;
+            return string.Join(", ", args);
         }
 
         public virtual TypePrinterResult VisitPointerType(PointerType pointer,
@@ -263,7 +276,10 @@ namespace CppSharp.Generators
 
         public virtual TypePrinterResult VisitTagType(TagType tag, TypeQualifiers quals)
         {
-            throw new NotImplementedException();
+            if (tag.Declaration == null)
+                return string.Empty;
+
+            return tag.Declaration.Visit(this);
         }
 
         public virtual TypePrinterResult VisitTemplateParameterDecl(
@@ -303,7 +319,7 @@ namespace CppSharp.Generators
 
         public virtual TypePrinterResult VisitTypeAliasDecl(TypeAlias typeAlias)
         {
-            throw new NotImplementedException();
+            return VisitDeclaration(typeAlias);
         }
 
         public virtual TypePrinterResult VisitTypeAliasTemplateDecl(
@@ -314,7 +330,7 @@ namespace CppSharp.Generators
 
         public virtual TypePrinterResult VisitTypedefDecl(TypedefDecl typedef)
         {
-            throw new NotImplementedException();
+            return VisitDeclaration(typedef);
         }
 
         public TypePrinterResult VisitTypedefNameDecl(TypedefNameDecl typedef)
@@ -342,7 +358,7 @@ namespace CppSharp.Generators
 
         public virtual TypePrinterResult VisitVariableDecl(Variable variable)
         {
-            throw new NotImplementedException();
+            return VisitDeclaration(variable);
         }
 
         public virtual TypePrinterResult VisitVarTemplateDecl(VarTemplate template)

tests/Common/Common.cs

@@ -1,7 +1,6 @@
 using System.Linq;
 using CppSharp.AST;
 using CppSharp.Generators;
-using CppSharp.Generators.CLI;
 using CppSharp.Generators.CSharp;
 using CppSharp.Passes;
 using CppSharp.Types;