LLDB mainline
OptionValueBoolean.cpp
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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
10
11#include "lldb/Host/PosixApi.h"
13#include "lldb/Utility/Stream.h"
15#include "llvm/ADT/STLExtras.h"
16
17using namespace lldb;
18using namespace lldb_private;
19
21 Stream &strm, uint32_t dump_mask) {
22 if (dump_mask & eDumpOptionType)
23 strm.Printf("(%s)", GetTypeAsCString());
24 // if (dump_mask & eDumpOptionName)
25 // DumpQualifiedName (strm);
26 if (dump_mask & eDumpOptionValue) {
27 if (dump_mask & eDumpOptionType)
28 strm.PutCString(" = ");
29 strm.PutCString(m_current_value ? "true" : "false");
30 }
31}
32
36 switch (op) {
38 Clear();
40 break;
41
44 bool success = false;
45 bool value = OptionArgParser::ToBoolean(value_str, false, &success);
46 if (success) {
47 m_value_was_set = true;
48 m_current_value = value;
50 } else {
51 if (value_str.size() == 0)
52 error.SetErrorString("invalid boolean string value <empty>");
53 else
54 error.SetErrorStringWithFormat("invalid boolean string value: '%s'",
55 value_str.str().c_str());
56 }
57 } break;
58
65 break;
66 }
67 return error;
68}
69
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(2);
80
81 for (auto entry : entries)
82 request.TryCompleteCurrentArg(entry);
83}
static llvm::raw_ostream & error(Stream &strm)
"lldb/Utility/ArgCompletionRequest.h"
llvm::StringRef GetCursorArgumentPrefix() const
void TryCompleteCurrentArg(llvm::StringRef completion, llvm::StringRef description="")
Adds a possible completion string if the completion would complete the current argument.
"lldb/Target/ExecutionContext.h" A class that contains an execution context.
void DumpValue(const ExecutionContext *exe_ctx, Stream &strm, uint32_t dump_mask) override
Status SetValueFromString(llvm::StringRef value, VarSetOperationType op=eVarSetOperationAssign) override
void AutoComplete(CommandInterpreter &interpreter, CompletionRequest &request) override
virtual Status SetValueFromString(llvm::StringRef value, VarSetOperationType op=eVarSetOperationAssign)
virtual const char * GetTypeAsCString() const
Definition: OptionValue.h:77
An error handling class.
Definition: Status.h:44
A stream class that can stream formatted output to a file.
Definition: Stream.h:28
size_t Printf(const char *format,...) __attribute__((format(printf
Output printf formatted output to the stream.
Definition: Stream.cpp:107
size_t PutCString(llvm::StringRef cstr)
Output a C string to the stream.
Definition: Stream.cpp:63
A class that represents a running process on the host machine.
VarSetOperationType
Settable state variable types.
Definition: SBAddress.h:15
static bool ToBoolean(llvm::StringRef s, bool fail_value, bool *success_ptr)