Clean all warnings in the non-generated C#

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

src/Generator/Generators/C/CCodeGenerator.cs

@@ -307,7 +307,7 @@ namespace CppSharp.Generators.C
                 if (method.OperatorKind == CXXOperatorKind.Star)
                 {
                     CTypePrinter.PushContext(TypePrinterContextKind.Native);
-                    var conversionType = method.ReturnType.Visit(CTypePrinter);
+                    method.ReturnType.Visit(CTypePrinter);
                     CTypePrinter.PopContext();
                 }
 

src/Generator/Generators/C/CppHeaders.cs

@@ -419,7 +419,6 @@ namespace CppSharp.Generators.Cpp
 
             GenerateDeclarationCommon(field);
 
-            var @class = field.Namespace as Class;
             var fieldType = field.Type.Visit(CTypePrinter);
             WriteLine($"{fieldType} {field.Name};");
 

src/Generator/Generators/CLI/CLITemplate.cs

@@ -1,4 +1,3 @@
-using System;
 using System.Collections.Generic;
 using CppSharp.AST;
 using CppSharp.Generators.C;
@@ -12,14 +11,8 @@ namespace CppSharp.Generators.CLI
     /// </summary>
     public abstract class CLITemplate : CCodeGenerator
     {
-        public ISet<CInclude> Includes;
-
         protected CLITemplate(BindingContext context, IEnumerable<TranslationUnit> units)
-            : base(context, units)
+            : base(context, units) => typePrinter = new CLITypePrinter(context);
-        {
-            typePrinter = new CLITypePrinter(context);
-            Includes = new HashSet<CInclude>();
-        }
 
         public abstract override string FileExtension { get; }
 
@@ -27,19 +20,6 @@ namespace CppSharp.Generators.CLI
 
         #region Helpers
 
-        public string QualifiedIdentifier(Declaration decl)
-        {
-            if (!string.IsNullOrEmpty(TranslationUnit.Module.OutputNamespace))
-            {
-                if (string.IsNullOrEmpty(decl.QualifiedName))
-                    return $"{decl.TranslationUnit.Module.OutputNamespace}";
-
-                return $"{decl.TranslationUnit.Module.OutputNamespace}::{decl.QualifiedName}";
-            }
-                
-            return decl.QualifiedName;
-        }
-
         public string GetMethodName(Method method)
         {
             if (method.OperatorKind == CXXOperatorKind.Conversion ||

tests/CSharp/CSharp.cs

@@ -56,7 +56,7 @@ namespace CppSharp.Tests
                         select macro.Name).ToList();
             var enumTest = ctx.GenerateEnumFromMacros("MyMacroTestEnum", list.ToArray());
 
-            var enumTest2 = ctx.GenerateEnumFromMacros("MyMacroTest2Enum", "MY_MACRO_TEST2_*");
+            ctx.GenerateEnumFromMacros("MyMacroTest2Enum", "MY_MACRO_TEST2_*");
 
             enumTest.Namespace = new Namespace()
                 {