1//===-- OptionValueBoolean.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/OptionValueBoolean.h"
10
11#include "lldb/Host/PosixApi.h"
12#include "lldb/Interpreter/OptionArgParser.h"
13#include "lldb/Utility/Stream.h"
14#include "lldb/Utility/StringList.h"
15#include "llvm/ADT/STLExtras.h"
16
17using namespace lldb;
18using namespace lldb_private;
19
20void OptionValueBoolean::DumpValue(const ExecutionContext *exe_ctx,
21 Stream &strm, uint32_t dump_mask) {
22 if (dump_mask & eDumpOptionType)
23 strm.Printf(format: "(%s)", GetTypeAsCString());
24 // if (dump_mask & eDumpOptionName)
25 // DumpQualifiedName (strm);
26 if (dump_mask & eDumpOptionValue) {
27 if (dump_mask & eDumpOptionType)
28 strm.PutCString(cstr: " = ");
29 strm.PutCString(cstr: m_current_value ? "true" : "false");
30 }
31}
32
33Status OptionValueBoolean::SetValueFromString(llvm::StringRef value_str,
34 VarSetOperationType op) {
35 Status error;
36 switch (op) {
37 case eVarSetOperationClear:
38 Clear();
39 NotifyValueChanged();
40 break;
41
42 case eVarSetOperationReplace:
43 case eVarSetOperationAssign: {
44 bool success = false;
45 bool value = OptionArgParser::ToBoolean(s: value_str, fail_value: false, success_ptr: &success);
46 if (success) {
47 m_value_was_set = true;
48 m_current_value = value;
49 NotifyValueChanged();
50 } else {
51 if (value_str.size() == 0)
52 error = Status::FromErrorString(str: "invalid boolean string value <empty>");
53 else
54 error = Status::FromErrorStringWithFormat(
55 format: "invalid boolean string value: '%s'", value_str.str().c_str());
56 }
57 } break;
58
59 case eVarSetOperationInsertBefore:
60 case eVarSetOperationInsertAfter:
61 case eVarSetOperationRemove:
62 case eVarSetOperationAppend:
63 case eVarSetOperationInvalid:
64 error = OptionValue::SetValueFromString(value: value_str, op);
65 break;
66 }
67 return error;
68}
69
70void OptionValueBoolean::AutoComplete(CommandInterpreter &interpreter,
71 CompletionRequest &request) {
72 llvm::StringRef autocomplete_entries[] = {"true", "false", "on", "off",
73 "yes", "no", "1", "0"};
74
75 auto entries = llvm::ArrayRef(autocomplete_entries);
76
77 // only suggest "true" or "false" by default
78 if (request.GetCursorArgumentPrefix().empty())
79 entries = entries.take_front(N: 2);
80
81 for (auto entry : entries)
82 request.TryCompleteCurrentArg(completion: entry);
83}
84

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