Add go data formatters.
Differential Revision: http://reviews.llvm.org/D13878
llvm-svn: 252109
diff --git a/lldb/source/Plugins/Language/Go/GoLanguage.cpp b/lldb/source/Plugins/Language/Go/GoLanguage.cpp
new file mode 100644
index 0000000..ed010ff
--- /dev/null
+++ b/lldb/source/Plugins/Language/Go/GoLanguage.cpp
@@ -0,0 +1,146 @@
+//===-- GoLanguage.cpp ------------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// C Includes
+#include <string.h>
+// C++ Includes
+#include <functional>
+#include <mutex>
+
+// Other libraries and framework includes
+#include "llvm/ADT/StringRef.h"
+
+// Project includes
+#include "GoLanguage.h"
+#include "lldb/Core/ConstString.h"
+#include "lldb/Core/PluginManager.h"
+#include "lldb/DataFormatters/FormattersHelpers.h"
+#include "lldb/Symbol/GoASTContext.h"
+#include "Plugins/Language/Go/GoFormatterFunctions.h"
+
+using namespace lldb;
+using namespace lldb_private;
+using namespace lldb_private::formatters;
+
+void
+GoLanguage::Initialize()
+{
+ PluginManager::RegisterPlugin(GetPluginNameStatic(), "Go Language", CreateInstance);
+}
+
+void
+GoLanguage::Terminate()
+{
+ PluginManager::UnregisterPlugin(CreateInstance);
+}
+
+lldb_private::ConstString
+GoLanguage::GetPluginNameStatic()
+{
+ static ConstString g_name("Go");
+ return g_name;
+}
+
+//------------------------------------------------------------------
+// PluginInterface protocol
+//------------------------------------------------------------------
+lldb_private::ConstString
+GoLanguage::GetPluginName()
+{
+ return GetPluginNameStatic();
+}
+
+uint32_t
+GoLanguage::GetPluginVersion()
+{
+ return 1;
+}
+
+//------------------------------------------------------------------
+// Static Functions
+//------------------------------------------------------------------
+Language *
+GoLanguage::CreateInstance(lldb::LanguageType language)
+{
+ if (language == eLanguageTypeGo)
+ return new GoLanguage();
+ return nullptr;
+}
+
+HardcodedFormatters::HardcodedSummaryFinder
+GoLanguage::GetHardcodedSummaries()
+{
+ static std::once_flag g_initialize;
+ static HardcodedFormatters::HardcodedSummaryFinder g_formatters;
+
+ std::call_once(g_initialize, []() -> void
+ {
+ g_formatters.push_back(
+ [](lldb_private::ValueObject &valobj, lldb::DynamicValueType,
+ FormatManager &) -> TypeSummaryImpl::SharedPointer
+ {
+ static CXXFunctionSummaryFormat::SharedPointer formatter_sp(new CXXFunctionSummaryFormat(
+ TypeSummaryImpl::Flags().SetDontShowChildren(true),
+ lldb_private::formatters::GoStringSummaryProvider, "Go string summary provider"));
+ if (GoASTContext::IsGoString(valobj.GetCompilerType()))
+ {
+ return formatter_sp;
+ }
+ if (GoASTContext::IsGoString(valobj.GetCompilerType().GetPointeeType()))
+ {
+ return formatter_sp;
+ }
+ return nullptr;
+ });
+ g_formatters.push_back(
+ [](lldb_private::ValueObject &valobj, lldb::DynamicValueType,
+ FormatManager &) -> TypeSummaryImpl::SharedPointer
+ {
+ static lldb::TypeSummaryImplSP formatter_sp(
+ new StringSummaryFormat(TypeSummaryImpl::Flags().SetHideItemNames(true),
+ "(len ${var.len}, cap ${var.cap})"));
+ if (GoASTContext::IsGoSlice(valobj.GetCompilerType()))
+ {
+ return formatter_sp;
+ }
+ if (GoASTContext::IsGoSlice(valobj.GetCompilerType().GetPointeeType()))
+ {
+ return formatter_sp;
+ }
+ return nullptr;
+ });
+ });
+ return g_formatters;
+}
+
+HardcodedFormatters::HardcodedSyntheticFinder
+GoLanguage::GetHardcodedSynthetics()
+{
+ static std::once_flag g_initialize;
+ static HardcodedFormatters::HardcodedSyntheticFinder g_formatters;
+
+ std::call_once(g_initialize, []() -> void
+ {
+ g_formatters.push_back(
+ [](lldb_private::ValueObject &valobj, lldb::DynamicValueType,
+ FormatManager &fmt_mgr) -> SyntheticChildren::SharedPointer
+ {
+ static CXXSyntheticChildren::SharedPointer formatter_sp(
+ new CXXSyntheticChildren(SyntheticChildren::Flags(), "slice synthetic children",
+ lldb_private::formatters::GoSliceSyntheticFrontEndCreator));
+ if (GoASTContext::IsGoSlice(valobj.GetCompilerType()))
+ {
+ return formatter_sp;
+ }
+ return nullptr;
+ });
+ });
+
+ return g_formatters;
+}