1 files changed, 146 insertions, 0 deletions
diff --git a/include/lldb/Symbol/CompilerDeclContext.h b/include/lldb/Symbol/CompilerDeclContext.h
new file mode 100644
index 0000000000000..70399b2dbb371
--- /dev/null
+++ b/include/lldb/Symbol/CompilerDeclContext.h
@@ -0,0 +1,146 @@
+//===-- CompilerDeclContext.h -----------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_CompilerDeclContext_h_
+#define liblldb_CompilerDeclContext_h_
+
+#include <vector>
+
+#include "lldb/lldb-private.h"
+#include "lldb/Core/ConstString.h"
+
+namespace lldb_private {
+
+class CompilerDeclContext
+{
+public:
+    //----------------------------------------------------------------------
+    // Constructors and Destructors
+    //----------------------------------------------------------------------
+    CompilerDeclContext () :
+        m_type_system  (nullptr),
+        m_opaque_decl_ctx (nullptr)
+    {
+    }
+
+    CompilerDeclContext (TypeSystem *type_system, void *decl_ctx) :
+        m_type_system (type_system),
+        m_opaque_decl_ctx (decl_ctx)
+    {
+    }
+
+    ~CompilerDeclContext()
+    {
+    }
+
+    //----------------------------------------------------------------------
+    // Tests
+    //----------------------------------------------------------------------
+
+    explicit operator bool () const
+    {
+        return IsValid ();
+    }
+    
+    bool
+    operator < (const CompilerDeclContext &rhs) const
+    {
+        if (m_type_system == rhs.m_type_system)
+            return m_opaque_decl_ctx < rhs.m_opaque_decl_ctx;
+        return m_type_system < rhs.m_type_system;
+    }
+
+    bool
+    IsValid () const
+    {
+        return m_type_system != nullptr && m_opaque_decl_ctx != nullptr;
+    }
+
+    bool
+    IsClang () const;
+
+    std::vector<CompilerDecl>
+    FindDeclByName (ConstString name);
+
+    //----------------------------------------------------------------------
+    /// Checks if this decl context represents a method of a class.
+    ///
+    /// @param[out] language_ptr
+    ///     If non NULL and \b true is returned from this function,
+    ///     this will indicate if the language that respresents the method.
+    ///
+    /// @param[out] is_instance_method_ptr
+    ///     If non NULL and \b true is returned from this function,
+    ///     this will indicate if the method is an instance function (true)
+    ///     or a class method (false indicating the function is static, or
+    ///     doesn't require an instance of the class to be called).
+    ///
+    /// @param[out] language_object_name_ptr
+    ///     If non NULL and \b true is returned from this function,
+    ///     this will indicate if implicit object name for the language
+    ///     like "this" for C++, and "self" for Objective C.
+    ///
+    /// @return
+    ///     Returns true if this is a decl context that represents a method
+    ///     in a struct, union or class.
+    //----------------------------------------------------------------------
+    bool
+    IsClassMethod (lldb::LanguageType *language_ptr,
+                   bool *is_instance_method_ptr,
+                   ConstString *language_object_name_ptr);
+
+    //----------------------------------------------------------------------
+    // Accessors
+    //----------------------------------------------------------------------
+    
+    TypeSystem *
+    GetTypeSystem() const
+    {
+        return m_type_system;
+    }
+    
+    void *
+    GetOpaqueDeclContext() const
+    {
+        return m_opaque_decl_ctx;
+    }
+
+    void
+    SetDeclContext (TypeSystem* type_system, void* decl_ctx)
+    {
+        m_type_system = type_system;
+        m_opaque_decl_ctx = decl_ctx;
+    }
+
+    void
+    Clear()
+    {
+        m_type_system = nullptr;
+        m_opaque_decl_ctx = nullptr;
+    }
+
+    ConstString
+    GetName () const;
+
+    bool
+    IsStructUnionOrClass () const;
+
+private:
+    TypeSystem *m_type_system;
+    void *m_opaque_decl_ctx;
+    
+};
+    
+bool operator == (const CompilerDeclContext &lhs, const CompilerDeclContext &rhs);
+bool operator != (const CompilerDeclContext &lhs, const CompilerDeclContext &rhs);
+
+    
+} // namespace lldb_private
+
+#endif // #ifndef liblldb_CompilerDeclContext_h_