llvm-project/lldb/source/Interpreter/OptionValueLanguage.cpp

93 lines
2.8 KiB
C++

//===-- OptionValueFormat.cpp -----------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Interpreter/OptionValueLanguage.h"
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Core/Stream.h"
#include "lldb/DataFormatters/FormatManager.h"
#include "lldb/Interpreter/Args.h"
#include "lldb/Target/Language.h"
using namespace lldb;
using namespace lldb_private;
void
OptionValueLanguage::DumpValue (const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask)
{
if (dump_mask & eDumpOptionType)
strm.Printf ("(%s)", GetTypeAsCString ());
if (dump_mask & eDumpOptionValue)
{
if (dump_mask & eDumpOptionType)
strm.PutCString (" = ");
strm.PutCString (Language::GetNameForLanguageType(m_current_value));
}
}
Error
OptionValueLanguage::SetValueFromString (llvm::StringRef value, VarSetOperationType op)
{
Error error;
switch (op)
{
case eVarSetOperationClear:
Clear();
break;
case eVarSetOperationReplace:
case eVarSetOperationAssign:
{
ConstString lang_name(value.trim());
std::set<lldb::LanguageType> languages_for_types;
std::set<lldb::LanguageType> languages_for_expressions;
Language::GetLanguagesSupportingTypeSystems(languages_for_types, languages_for_expressions);
LanguageType new_type = Language::GetLanguageTypeFromString(lang_name.GetCString());
if (new_type && languages_for_types.count(new_type))
{
m_value_was_set = true;
m_current_value = new_type;
}
else
{
StreamString error_strm;
error_strm.Printf("invalid language type '%s', ", value.str().c_str());
error_strm.Printf("valid values are:\n");
for (lldb::LanguageType language : languages_for_types)
{
error_strm.Printf("%s%s%s", " ", Language::GetNameForLanguageType(language), "\n");
}
error.SetErrorString(error_strm.GetData());
}
}
break;
case eVarSetOperationInsertBefore:
case eVarSetOperationInsertAfter:
case eVarSetOperationRemove:
case eVarSetOperationAppend:
case eVarSetOperationInvalid:
error = OptionValue::SetValueFromString(value, op);
break;
}
return error;
}
lldb::OptionValueSP
OptionValueLanguage::DeepCopy () const
{
return OptionValueSP(new OptionValueLanguage(*this));
}