1//===-- OptionValueRegex.h --------------------------------------*- C++ -*-===// 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#ifndef liblldb_OptionValueRegex_h_ 10#define liblldb_OptionValueRegex_h_ 11 12#include "lldb/Interpreter/OptionValue.h" 13#include "lldb/Utility/RegularExpression.h" 14 15namespace lldb_private { 16 17class OptionValueRegex : public OptionValue { 18public: 19 OptionValueRegex(const char *value = nullptr) 20 : OptionValue(), m_regex(llvm::StringRef::withNullAsEmpty(value)) {} 21 22 ~OptionValueRegex() override = default; 23 24 // Virtual subclass pure virtual overrides 25 26 OptionValue::Type GetType() const override { return eTypeRegex; } 27 28 void DumpValue(const ExecutionContext *exe_ctx, Stream &strm, 29 uint32_t dump_mask) override; 30 31 Status 32 SetValueFromString(llvm::StringRef value, 33 VarSetOperationType op = eVarSetOperationAssign) override; 34 Status 35 SetValueFromString(const char *, 36 VarSetOperationType = eVarSetOperationAssign) = delete; 37 38 bool Clear() override { 39 m_regex = RegularExpression(); 40 m_value_was_set = false; 41 return true; 42 } 43 44 lldb::OptionValueSP DeepCopy() const override; 45 46 // Subclass specific functions 47 const RegularExpression *GetCurrentValue() const { 48 return (m_regex.IsValid() ? &m_regex : nullptr); 49 } 50 51 void SetCurrentValue(const char *value) { 52 if (value && value[0]) 53 m_regex = RegularExpression(llvm::StringRef(value)); 54 else 55 m_regex = RegularExpression(); 56 } 57 58 bool IsValid() const { return m_regex.IsValid(); } 59 60protected: 61 RegularExpression m_regex; 62}; 63 64} // namespace lldb_private 65 66#endif // liblldb_OptionValueRegex_h_ 67