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

60 lines
1.7 KiB
C++

//===-- OptionValueChar.cpp -----------------------------------------------===//
//
// 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/Interpreter/OptionValueChar.h"
#include "lldb/Interpreter/OptionArgParser.h"
#include "lldb/Utility/Stream.h"
#include "lldb/Utility/StringList.h"
#include "llvm/ADT/STLExtras.h"
using namespace lldb;
using namespace lldb_private;
void OptionValueChar::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(" = ");
if (m_current_value != '\0')
strm.PutChar(m_current_value);
else
strm.PutCString("(null)");
}
}
Status OptionValueChar::SetValueFromString(llvm::StringRef value,
VarSetOperationType op) {
Status error;
switch (op) {
case eVarSetOperationClear:
Clear();
break;
case eVarSetOperationReplace:
case eVarSetOperationAssign: {
bool success = false;
char char_value = OptionArgParser::ToChar(value, '\0', &success);
if (success) {
m_current_value = char_value;
m_value_was_set = true;
} else
error.SetErrorStringWithFormat("'%s' cannot be longer than 1 character",
value.str().c_str());
} break;
default:
error = OptionValue::SetValueFromString(value, op);
break;
}
return error;
}