1 files changed, 85 insertions, 0 deletions
diff --git a/lldb/source/Symbol/CompilerDeclContext.cpp b/lldb/source/Symbol/CompilerDeclContext.cpp
new file mode 100644
index 0000000000000..a6f046c4eb22e
--- /dev/null
+++ b/lldb/source/Symbol/CompilerDeclContext.cpp
@@ -0,0 +1,85 @@
+//===-- CompilerDeclContext.cpp ---------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Symbol/CompilerDeclContext.h"
+#include "lldb/Symbol/CompilerDecl.h"
+#include "lldb/Symbol/TypeSystem.h"
+#include <vector>
+
+using namespace lldb_private;
+
+std::vector<CompilerDecl>
+CompilerDeclContext::FindDeclByName(ConstString name,
+                                    const bool ignore_using_decls) {
+  if (IsValid())
+    return m_type_system->DeclContextFindDeclByName(m_opaque_decl_ctx, name,
+                                                    ignore_using_decls);
+  else
+    return std::vector<CompilerDecl>();
+}
+
+bool CompilerDeclContext::IsClang() const {
+  return IsValid() && m_type_system->getKind() == TypeSystem::eKindClang;
+}
+
+ConstString CompilerDeclContext::GetName() const {
+  if (IsValid())
+    return m_type_system->DeclContextGetName(m_opaque_decl_ctx);
+  else
+    return ConstString();
+}
+
+ConstString CompilerDeclContext::GetScopeQualifiedName() const {
+  if (IsValid())
+    return m_type_system->DeclContextGetScopeQualifiedName(m_opaque_decl_ctx);
+  else
+    return ConstString();
+}
+
+bool CompilerDeclContext::IsStructUnionOrClass() const {
+  if (IsValid())
+    return m_type_system->DeclContextIsStructUnionOrClass(m_opaque_decl_ctx);
+  else
+    return false;
+}
+
+bool CompilerDeclContext::IsClassMethod(lldb::LanguageType *language_ptr,
+                                        bool *is_instance_method_ptr,
+                                        ConstString *language_object_name_ptr) {
+  if (IsValid())
+    return m_type_system->DeclContextIsClassMethod(
+        m_opaque_decl_ctx, language_ptr, is_instance_method_ptr,
+        language_object_name_ptr);
+  else
+    return false;
+}
+
+bool CompilerDeclContext::IsContainedInLookup(CompilerDeclContext other) const {
+  if (!IsValid())
+    return false;
+
+  // If the other context is just the current context, we don't need to go
+  // over the type system to know that the lookup is identical.
+  if (this == &other)
+    return true;
+
+  return m_type_system->DeclContextIsContainedInLookup(m_opaque_decl_ctx,
+                                                       other.m_opaque_decl_ctx);
+}
+
+bool lldb_private::operator==(const lldb_private::CompilerDeclContext &lhs,
+                              const lldb_private::CompilerDeclContext &rhs) {
+  return lhs.GetTypeSystem() == rhs.GetTypeSystem() &&
+         lhs.GetOpaqueDeclContext() == rhs.GetOpaqueDeclContext();
+}
+
+bool lldb_private::operator!=(const lldb_private::CompilerDeclContext &lhs,
+                              const lldb_private::CompilerDeclContext &rhs) {
+  return lhs.GetTypeSystem() != rhs.GetTypeSystem() ||
+         lhs.GetOpaqueDeclContext() != rhs.GetOpaqueDeclContext();
+}