Program Listing for File context.hpp

↰ Return to documentation for file (SeQuant/domain/mbpt/context.hpp)

#ifndef SEQUANT_DOMAIN_MBPT_CONTEXT_HPP
#define SEQUANT_DOMAIN_MBPT_CONTEXT_HPP

#include <SeQuant/domain/mbpt/fwd.hpp>

#include <SeQuant/core/utility/context.hpp>
#include <SeQuant/domain/mbpt/op_registry.hpp>

namespace sequant::mbpt {

enum class CSV { Yes, No };

// clang-format off
// clang-format on
class Context {
 public:
  struct Defaults {
    constexpr static auto csv = CSV::No;
  };

  struct Options {
    CSV csv = Defaults::csv;
    std::shared_ptr<OpRegistry> op_registry_ptr = nullptr;
    std::optional<OpRegistry> op_registry = std::nullopt;
  };

  static Options make_default_options() { return Options{}; }

  Context(Options options = make_default_options());

  ~Context() = default;

  Context(Context&&) = default;

  Context(Context const& other) = default;

  Context& operator=(Context const& other) = default;

  Context clone() const;

  CSV csv() const;

  std::shared_ptr<const OpRegistry> op_registry() const;

  std::shared_ptr<OpRegistry> mutable_op_registry() const;

  Context& set(const OpRegistry& op_registry);

  Context& set(std::shared_ptr<OpRegistry> op_registry);

  Context& set(CSV csv);

 private:
  CSV csv_ = Defaults::csv;
  std::shared_ptr<OpRegistry> op_registry_;

  friend bool operator==(Context const& left, Context const& right);
};

bool operator!=(Context const& left, Context const& right);

const Context& get_default_mbpt_context();

void set_default_mbpt_context(const Context& ctx);

void set_default_mbpt_context(const Context::Options& options);

void reset_default_mbpt_context();

[[nodiscard]] sequant::detail::ImplicitContextResetter<Context>
set_scoped_default_mbpt_context(const Context& ctx);

[[nodiscard]] sequant::detail::ImplicitContextResetter<Context>
set_scoped_default_mbpt_context(const Context::Options& options);


std::shared_ptr<OpRegistry> make_minimal_registry();

std::shared_ptr<OpRegistry> make_legacy_registry();

OpClass to_op_class(const std::wstring& op);

}  // namespace sequant::mbpt

#endif  // SEQUANT_DOMAIN_MBPT_CONTEXT_HPP