1//===-- OptionValueChar.cpp -----------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "lldb/Interpreter/OptionValueChar.h"
10
11#include "lldb/Interpreter/OptionArgParser.h"
12#include "lldb/Utility/Stream.h"
13#include "lldb/Utility/StringList.h"
14#include "llvm/ADT/STLExtras.h"
15
16using namespace lldb;
17using namespace lldb_private;
18
19void OptionValueChar::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
20 uint32_t dump_mask) {
21 if (dump_mask & eDumpOptionType)
22 strm.Printf(format: "(%s)", GetTypeAsCString());
23
24 if (dump_mask & eDumpOptionValue) {
25 if (dump_mask & eDumpOptionType)
26 strm.PutCString(cstr: " = ");
27 if (m_current_value != '\0')
28 strm.PutChar(ch: m_current_value);
29 else
30 strm.PutCString(cstr: "(null)");
31 }
32}
33
34Status OptionValueChar::SetValueFromString(llvm::StringRef value,
35 VarSetOperationType op) {
36 Status error;
37 switch (op) {
38 case eVarSetOperationClear:
39 Clear();
40 break;
41
42 case eVarSetOperationReplace:
43 case eVarSetOperationAssign: {
44 bool success = false;
45 char char_value = OptionArgParser::ToChar(s: value, fail_value: '\0', success_ptr: &success);
46 if (success) {
47 m_current_value = char_value;
48 m_value_was_set = true;
49 } else
50 error.SetErrorStringWithFormat("'%s' cannot be longer than 1 character",
51 value.str().c_str());
52 } break;
53
54 default:
55 error = OptionValue::SetValueFromString(value, op);
56 break;
57 }
58 return error;
59}
60

source code of lldb/source/Interpreter/OptionValueChar.cpp