Added an option for skipping private declarations.

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

src/CppParser/Bindings/CLI/CppParser.cpp

@@ -490,6 +490,16 @@ void CppSharp::Parser::CppParserOptions::UnityBuild::set(bool value)
     ((::CppSharp::CppParser::CppParserOptions*)NativePtr)->unityBuild = value;
 }
 
+bool CppSharp::Parser::CppParserOptions::SkipPrivateDeclarations::get()
+{
+    return ((::CppSharp::CppParser::CppParserOptions*)NativePtr)->skipPrivateDeclarations;
+}
+
+void CppSharp::Parser::CppParserOptions::SkipPrivateDeclarations::set(bool value)
+{
+    ((::CppSharp::CppParser::CppParserOptions*)NativePtr)->skipPrivateDeclarations = value;
+}
+
 unsigned int CppSharp::Parser::CppParserOptions::ArgumentsCount::get()
 {
     auto __ret = ((::CppSharp::CppParser::CppParserOptions*)NativePtr)->getArgumentsCount();

src/CppParser/Bindings/CLI/CppParser.h

@@ -193,6 +193,12 @@ namespace CppSharp
                 void set(bool);
             }
 
+            property bool SkipPrivateDeclarations
+            {
+                bool get();
+                void set(bool);
+            }
+
             property unsigned int ArgumentsCount
             {
                 unsigned int get();

src/CppParser/Bindings/CSharp/i686-apple-darwin12.4.0/CppSharp.CppParser.cs

@@ -18041,6 +18041,9 @@ namespace CppSharp
                 [FieldOffset(148)]
                 internal byte unityBuild;
 
+                [FieldOffset(149)]
+                internal byte skipPrivateDeclarations;
+
                 [SuppressUnmanagedCodeSecurity]
                 [DllImport("CppSharp.CppParser", CallingConvention = global::System.Runtime.InteropServices.CallingConvention.Cdecl,
                     EntryPoint="_ZN8CppSharp9CppParser16CppParserOptionsC2Ev")]
@@ -18578,6 +18581,19 @@ namespace CppSharp
                 }
             }
 
+            public bool SkipPrivateDeclarations
+            {
+                get
+                {
+                    return ((global::CppSharp.Parser.CppParserOptions.__Internal*) __Instance)->skipPrivateDeclarations != 0;
+                }
+
+                set
+                {
+                    ((global::CppSharp.Parser.CppParserOptions.__Internal*)__Instance)->skipPrivateDeclarations = (byte) (value ? 1 : 0);
+                }
+            }
+
             public uint ArgumentsCount
             {
                 get

src/CppParser/Bindings/CSharp/i686-pc-win32-msvc/CppSharp.CppParser.cs

@@ -18041,6 +18041,9 @@ namespace CppSharp
                 [FieldOffset(184)]
                 internal byte unityBuild;
 
+                [FieldOffset(185)]
+                internal byte skipPrivateDeclarations;
+
                 [SuppressUnmanagedCodeSecurity]
                 [DllImport("CppSharp.CppParser.dll", CallingConvention = global::System.Runtime.InteropServices.CallingConvention.ThisCall,
                     EntryPoint="??0CppParserOptions@CppParser@CppSharp@@QAE@XZ")]
@@ -18578,6 +18581,19 @@ namespace CppSharp
                 }
             }
 
+            public bool SkipPrivateDeclarations
+            {
+                get
+                {
+                    return ((global::CppSharp.Parser.CppParserOptions.__Internal*) __Instance)->skipPrivateDeclarations != 0;
+                }
+
+                set
+                {
+                    ((global::CppSharp.Parser.CppParserOptions.__Internal*)__Instance)->skipPrivateDeclarations = (byte) (value ? 1 : 0);
+                }
+            }
+
             public uint ArgumentsCount
             {
                 get

src/CppParser/Bindings/CSharp/x86_64-apple-darwin12.4.0/CppSharp.CppParser.cs

@@ -18040,6 +18040,9 @@ namespace CppSharp
                 [FieldOffset(288)]
                 internal byte unityBuild;
 
+                [FieldOffset(289)]
+                internal byte skipPrivateDeclarations;
+
                 [SuppressUnmanagedCodeSecurity]
                 [DllImport("CppSharp.CppParser", CallingConvention = global::System.Runtime.InteropServices.CallingConvention.Cdecl,
                     EntryPoint="_ZN8CppSharp9CppParser16CppParserOptionsC2Ev")]
@@ -18577,6 +18580,19 @@ namespace CppSharp
                 }
             }
 
+            public bool SkipPrivateDeclarations
+            {
+                get
+                {
+                    return ((global::CppSharp.Parser.CppParserOptions.__Internal*) __Instance)->skipPrivateDeclarations != 0;
+                }
+
+                set
+                {
+                    ((global::CppSharp.Parser.CppParserOptions.__Internal*)__Instance)->skipPrivateDeclarations = (byte) (value ? 1 : 0);
+                }
+            }
+
             public uint ArgumentsCount
             {
                 get

src/CppParser/Bindings/CSharp/x86_64-linux-gnu-cxx11abi/CppSharp.CppParser.cs

@@ -18040,6 +18040,9 @@ namespace CppSharp
                 [FieldOffset(312)]
                 internal byte unityBuild;
 
+                [FieldOffset(313)]
+                internal byte skipPrivateDeclarations;
+
                 [SuppressUnmanagedCodeSecurity]
                 [DllImport("CppSharp.CppParser", CallingConvention = global::System.Runtime.InteropServices.CallingConvention.Cdecl,
                     EntryPoint="_ZN8CppSharp9CppParser16CppParserOptionsC2Ev")]
@@ -18577,6 +18580,19 @@ namespace CppSharp
                 }
             }
 
+            public bool SkipPrivateDeclarations
+            {
+                get
+                {
+                    return ((global::CppSharp.Parser.CppParserOptions.__Internal*) __Instance)->skipPrivateDeclarations != 0;
+                }
+
+                set
+                {
+                    ((global::CppSharp.Parser.CppParserOptions.__Internal*)__Instance)->skipPrivateDeclarations = (byte) (value ? 1 : 0);
+                }
+            }
+
             public uint ArgumentsCount
             {
                 get

src/CppParser/Bindings/CSharp/x86_64-linux-gnu/CppSharp.CppParser.cs

@@ -18040,6 +18040,9 @@ namespace CppSharp
                 [FieldOffset(240)]
                 internal byte unityBuild;
 
+                [FieldOffset(241)]
+                internal byte skipPrivateDeclarations;
+
                 [SuppressUnmanagedCodeSecurity]
                 [DllImport("CppSharp.CppParser", CallingConvention = global::System.Runtime.InteropServices.CallingConvention.Cdecl,
                     EntryPoint="_ZN8CppSharp9CppParser16CppParserOptionsC2Ev")]
@@ -18577,6 +18580,19 @@ namespace CppSharp
                 }
             }
 
+            public bool SkipPrivateDeclarations
+            {
+                get
+                {
+                    return ((global::CppSharp.Parser.CppParserOptions.__Internal*) __Instance)->skipPrivateDeclarations != 0;
+                }
+
+                set
+                {
+                    ((global::CppSharp.Parser.CppParserOptions.__Internal*)__Instance)->skipPrivateDeclarations = (byte) (value ? 1 : 0);
+                }
+            }
+
             public uint ArgumentsCount
             {
                 get

src/CppParser/Bindings/CSharp/x86_64-pc-win32-msvc/CppSharp.CppParser.cs

@@ -18041,6 +18041,9 @@ namespace CppSharp
                 [FieldOffset(312)]
                 internal byte unityBuild;
 
+                [FieldOffset(313)]
+                internal byte skipPrivateDeclarations;
+
                 [SuppressUnmanagedCodeSecurity]
                 [DllImport("CppSharp.CppParser.dll", CallingConvention = global::System.Runtime.InteropServices.CallingConvention.Cdecl,
                     EntryPoint="??0CppParserOptions@CppParser@CppSharp@@QEAA@XZ")]
@@ -18578,6 +18581,19 @@ namespace CppSharp
                 }
             }
 
+            public bool SkipPrivateDeclarations
+            {
+                get
+                {
+                    return ((global::CppSharp.Parser.CppParserOptions.__Internal*) __Instance)->skipPrivateDeclarations != 0;
+                }
+
+                set
+                {
+                    ((global::CppSharp.Parser.CppParserOptions.__Internal*)__Instance)->skipPrivateDeclarations = (byte) (value ? 1 : 0);
+                }
+            }
+
             public uint ArgumentsCount
             {
                 get

src/CppParser/CppParser.cpp

@@ -19,6 +19,7 @@ CppParserOptions::CppParserOptions()
     , microsoftMode(false)
     , verbose(false)
     , unityBuild(false)
+    , skipPrivateDeclarations(true)
 {
 }
 

src/CppParser/CppParser.h

@@ -45,6 +45,7 @@ struct CS_API CppParserOptions
     bool microsoftMode;
     bool verbose;
     bool unityBuild;
+    bool skipPrivateDeclarations;
 };
 
 enum class ParserDiagnosticLevel

src/CppParser/Parser.cpp

@@ -153,10 +153,8 @@ void Parser::ReadClassLayout(Class* Class, const clang::RecordDecl* RD,
 
     // Dump fields.
     uint64_t FieldNo = 0;
-    for (RecordDecl::field_iterator I = RD->field_begin(),
-        E = RD->field_end(); I != E; ++I, ++FieldNo) {
-        auto Field = *I;
-        uint64_t LocalFieldOffsetInBits = Layout.getFieldOffset(FieldNo);
+    for (const clang::FieldDecl* Field : RD->fields()) {
+        uint64_t LocalFieldOffsetInBits = Layout.getFieldOffset(FieldNo++);
         CharUnits FieldOffset =
             Offset + c->getASTContext().toCharUnitsFromBits(LocalFieldOffsetInBits);
 
@@ -966,7 +964,7 @@ void Parser::WalkRecord(const clang::RecordDecl* Record, Class* RC)
                 {
                     auto MD = cast<CXXMethodDecl>(D);
                     if (IsSupported(MD))
-                        WalkMethodCXX(MD);
+                        WalkDeclaration(MD);
                     break;
                 }
                 }
@@ -975,19 +973,14 @@ void Parser::WalkRecord(const clang::RecordDecl* Record, Class* RC)
         return;
     }
 
+    if (opts->skipPrivateDeclarations &&
+        Record->getAccess() == clang::AccessSpecifier::AS_private)
+        return;
+
     for (auto D : Record->decls())
     {
         switch (D->getKind())
         {
-        case Decl::CXXConstructor:
-        case Decl::CXXDestructor:
-        case Decl::CXXConversion:
-        case Decl::CXXMethod:
-        {
-            auto MD = cast<CXXMethodDecl>(D);
-            WalkMethodCXX(MD);
-            break;
-        }
         case Decl::AccessSpec:
         {
             AccessSpecDecl* AS = cast<AccessSpecDecl>(D);
@@ -1514,6 +1507,10 @@ TypeAliasTemplate* Parser::WalkTypeAliasTemplate(
 
 FunctionTemplate* Parser::WalkFunctionTemplate(const clang::FunctionTemplateDecl* TD)
 {
+    if (opts->skipPrivateDeclarations &&
+        TD->getAccess() == clang::AccessSpecifier::AS_private)
+        return nullptr;
+
     using namespace clang;
 
     auto NS = GetNamespace(TD);
@@ -1729,6 +1726,11 @@ static CXXOperatorKind GetOperatorKindFromDecl(clang::DeclarationName Name)
 
 Method* Parser::WalkMethodCXX(const clang::CXXMethodDecl* MD)
 {
+    if (opts->skipPrivateDeclarations &&
+        MD->getAccess() == clang::AccessSpecifier::AS_private &&
+        !MD->isVirtual())
+        return nullptr;
+
     using namespace clang;
 
     // We could be in a redeclaration, so process the primary context.
@@ -3930,6 +3932,8 @@ Declaration* Parser::WalkDeclaration(const clang::Decl* D)
     {
         auto MD = cast<CXXMethodDecl>(D);
         Decl = WalkMethodCXX(MD);
+        if (Decl == nullptr)
+            return Decl;
 
         auto NS = GetNamespace(MD);
         Decl->_namespace = NS;

src/Generator.Tests/ASTTestFixture.cs

@@ -21,6 +21,7 @@ namespace CppSharp.Generator.Tests
 
             var testsPath = GeneratorTest.GetTestsDirectory("Native");
             ParserOptions.AddIncludeDirs(testsPath);
+            ParserOptions.SkipPrivateDeclarations = true;
 
             var module = Options.AddModule("Test");
             module.Headers.AddRange(files);

src/Generator.Tests/Passes/TestPasses.cs

@@ -148,17 +148,11 @@ namespace CppSharp.Generator.Tests.Passes
         }
 
         [Test]
-        public void TestStructInheritance()
-        {
-
-        }
-
-        [Test]
-        public void TestIgnoringMethod()
+        public void TestSkippedPrivateMethod()
         {
             AstContext.IgnoreClassMethodWithName("Foo", "toIgnore");
-            Assert.IsFalse(AstContext.FindClass("Foo").First().Methods.Find(
-                m => m.Name == "toIgnore").IsGenerated);
+            Assert.That(AstContext.FindClass("Foo").First().Methods.Find(
+                m => m.Name == "toIgnore"), Is.Null);
         }
 
         [Test]