subsystem.hpp

// SPDX-License-Identifier: MIT
// Author:  Giovanni Santini
// Mail:    giovanni.santini@proton.me
// Github:  @San7o
 
#pragma once
 
#include <expected>
#include <string>
 
namespace brenta
{
 
class subsystem
{
public:
 
  using error = std::string;
  
  class builder;
  
  virtual ~subsystem() = default;
  
  virtual std::expected<void, subsystem::error> initialize() = 0;
  virtual std::expected<void, subsystem::error> terminate() = 0;
  virtual std::string name() = 0;
  virtual bool is_initialized() = 0;
};
 
class subsystem::builder
{
public:
  virtual ~builder() = default;
  
  virtual subsystem &build() = 0;
};
 
} // namepsace brenta