//===-- OptionValueRegex.h --------------------------------------*- C++ -*-===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

#ifndef LLDB_INTERPRETER_OPTIONVALUEREGEX_H

#define LLDB_INTERPRETER_OPTIONVALUEREGEX_H

#include "lldb/Interpreter/OptionValue.h"

#include "lldb/Utility/RegularExpression.h"

namespace lldb_private {

class OptionValueRegex : public Cloneable<OptionValueRegex, OptionValue> {

public:

  OptionValueRegex(const char *value = nullptr)

      : m_regex(value), m_default_regex_str(value) {}

  ~OptionValueRegex() override = default;

  // Virtual subclass pure virtual overrides

  OptionValue::Type GetType() const override { return eTypeRegex; }

  void DumpValue(const ExecutionContext *exe_ctx, Stream &strm,

                 uint32_t dump_mask) override;

  llvm::json::Value ToJSON(const ExecutionContext *exe_ctx) override {

    return m_regex.GetText();

  }

  Status

  SetValueFromString(llvm::StringRef value,

                     VarSetOperationType op = eVarSetOperationAssign) override;

  void Clear() override {

    m_regex = RegularExpression(m_default_regex_str);

    m_value_was_set = false;

  }

  // Subclass specific functions

  const RegularExpression *GetCurrentValue() const {

    return (m_regex.IsValid() ? &m_regex : 
nullptr0
);

  }

  void SetCurrentValue(const char *value) {

    if (value && value[0])

      m_regex = RegularExpression(llvm::StringRef(value));

    else

      m_regex = RegularExpression();

  }

  bool IsValid() const { return m_regex.IsValid(); }

protected:

  RegularExpression m_regex;

  std::string m_default_regex_str;

};

} // namespace lldb_private

#endif // LLDB_INTERPRETER_OPTIONVALUEREGEX_H