LLDB  mainline
OptionValueRegex.cpp
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1 //===-- OptionValueRegex.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/Utility/Stream.h"
12 
13 using namespace lldb;
14 using namespace lldb_private;
15 
17  uint32_t dump_mask) {
18  if (dump_mask & eDumpOptionType)
19  strm.Printf("(%s)", GetTypeAsCString());
20  if (dump_mask & eDumpOptionValue) {
21  if (dump_mask & eDumpOptionType)
22  strm.PutCString(" = ");
23  if (m_regex.IsValid()) {
24  llvm::StringRef regex_text = m_regex.GetText();
25  strm.Printf("%s", regex_text.str().c_str());
26  }
27  }
28 }
29 
30 Status OptionValueRegex::SetValueFromString(llvm::StringRef value,
32  Status error;
33  switch (op) {
39  error = OptionValue::SetValueFromString(value, op);
40  break;
41 
43  Clear();
44  NotifyValueChanged();
45  break;
46 
49  m_regex = RegularExpression(value);
50  if (m_regex.IsValid()) {
51  m_value_was_set = true;
52  NotifyValueChanged();
53  } else if (llvm::Error err = m_regex.GetError()) {
54  error.SetErrorString(llvm::toString(std::move(err)));
55  } else {
56  error.SetErrorString("regex error");
57  }
58  break;
59  }
60  return error;
61 }
62 
63 lldb::OptionValueSP OptionValueRegex::DeepCopy() const {
64  return OptionValueSP(new OptionValueRegex(m_regex.GetText().str().c_str()));
65 }
size_t PutCString(llvm::StringRef cstr)
Output a C string to the stream.
Definition: Stream.cpp:62
A class that represents a running process on the host machine.
A stream class that can stream formatted output to a file.
Definition: Stream.h:28
llvm::Error Error
"lldb/Target/ExecutionContext.h" A class that contains an execution context.
VarSetOperationType
Settable state variable types.
llvm::StringRef toString(Record::Kind K)
void SetErrorString(llvm::StringRef err_str)
Set the current error string to err_str.
Definition: Status.cpp:242
size_t Printf(const char *format,...) __attribute__((format(printf
Output printf formatted output to the stream.
Definition: Stream.cpp:106
Definition: SBAddress.h:15
static bool DumpValue(Stream &s, const SymbolContext *sc, const ExecutionContext *exe_ctx, const FormatEntity::Entry &entry, ValueObject *valobj)
An error handling class.
Definition: Status.h:44