Ignored inlined name-spaces in the C# gen only.

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

src/AST/Declaration.cs

@@ -144,7 +144,8 @@ namespace CppSharp.AST
             var currentNamespace = @namespace;
             while (currentNamespace != null)
             {
-                var isInlineNamespace = currentNamespace is Namespace && ((Namespace)currentNamespace).IsInline;
+                var isInlineNamespace = currentNamespace is Namespace &&
+                    ((Namespace) currentNamespace).IsInline;
                 if (!isInlineNamespace)
                     namespaces.Push(currentNamespace);
                 currentNamespace = currentNamespace.Namespace;

src/Generator/Generators/CLI/CLIHeaders.cs

@@ -185,8 +185,8 @@ namespace CppSharp.Generators.CLI
         public void GenerateNamespace(Namespace @namespace)
         {
             var isTopLevel = @namespace is TranslationUnit;
-            var generateNamespace = !@namespace.IsInline && (!isTopLevel ||
-                !string.IsNullOrEmpty(@namespace.TranslationUnit.Module.OutputNamespace));
+            var generateNamespace = !isTopLevel ||
+                !string.IsNullOrEmpty(@namespace.TranslationUnit.Module.OutputNamespace);
 
             if (generateNamespace)
             {

src/Generator/Generators/CLI/CLITemplate.cs

@@ -54,10 +54,9 @@ namespace CppSharp.Generators.CLI
             if (!string.IsNullOrEmpty(TranslationUnit.Module.OutputNamespace))
             {
                 if (string.IsNullOrEmpty(decl.QualifiedName))
-                    return string.Format("{0}", decl.TranslationUnit.Module.OutputNamespace);
+                    return $"{decl.TranslationUnit.Module.OutputNamespace}";
 
-                return string.Format("{0}::{1}",
-                    decl.TranslationUnit.Module.OutputNamespace, decl.QualifiedName);
+                return $"{decl.TranslationUnit.Module.OutputNamespace}::{decl.QualifiedName}";
             }
                 
             return decl.QualifiedName;

tests/CSharp/CSharp.Tests.cs

@@ -71,6 +71,8 @@ public unsafe class CSharpTests : GeneratorTestFixture
         {
         }
 
+        CSharp.CSharp.FunctionInsideInlineNamespace();
+
 #pragma warning restore 0168
 #pragma warning restore 0219
     }

tests/CSharp/CSharp.cpp

@@ -1381,3 +1381,7 @@ int funcWithTypedefedFuncPtrAsParam(typedefedFuncPtr* func)
     Bar b;
     return func(a, b);
 }
+
+void InlineNamespace::FunctionInsideInlineNamespace()
+{
+}

tests/CSharp/CSharp.h

@@ -1224,3 +1224,9 @@ void useStdStringJustAsParameter(std::string s);
 
 typedef int (typedefedFuncPtr)(Foo* a, Bar b);
 int DLL_API funcWithTypedefedFuncPtrAsParam(typedefedFuncPtr* func);
+
+
+inline namespace InlineNamespace
+{
+    DLL_API void FunctionInsideInlineNamespace();
+}

tests/Common/Common.Tests.cs

@@ -807,10 +807,4 @@ This is a very long string. This is a very long string. This is a very long stri
             Assert.That(testProperties.RefToPrimitiveInSetter, Is.EqualTo(value));
         }
     }
-
-    [Test]
-    public void TestInlineNamespaces()
-    {
-        Common.FunctionInsideInlineNamespace();
-    }
 }