//===-- OptionValueChar.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 liblldb_OptionValueChar_h_
#define liblldb_OptionValueChar_h_

#include "lldb/Interpreter/OptionValue.h"

namespace lldb_private {

class OptionValueChar : public OptionValue {
public:
  OptionValueChar(char value)
      : OptionValue(), m_current_value(value), m_default_value(value) {}

  OptionValueChar(char current_value, char default_value)
      : OptionValue(), m_current_value(current_value),
        m_default_value(default_value) {}

  ~OptionValueChar() override {}

  // Virtual subclass pure virtual overrides

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

  void DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
                 uint32_t dump_mask) override;

  Status
  SetValueFromString(llvm::StringRef value,
                     VarSetOperationType op = eVarSetOperationAssign) override;
  Status
  SetValueFromString(const char *,
                     VarSetOperationType = eVarSetOperationAssign) = delete;

  bool Clear() override {
    m_current_value = m_default_value;
    m_value_was_set = false;
    return true;
  }

  // Subclass specific functions

  const char &operator=(char c) {
    m_current_value = c;
    return m_current_value;
  }

  char GetCurrentValue() const { return m_current_value; }

  char GetDefaultValue() const { return m_default_value; }

  void SetCurrentValue(char value) { m_current_value = value; }

  void SetDefaultValue(char value) { m_default_value = value; }

  lldb::OptionValueSP DeepCopy() const override;

protected:
  char m_current_value;
  char m_default_value;
};

} // namespace lldb_private

#endif // liblldb_OptionValueChar_h_