callable.hpp

// SPDX-License-Identifier: BSL-1.0
#ifndef CEL_RUNTIME_CALLABLE_HPP
#define CEL_RUNTIME_CALLABLE_HPP
#include <cel/runtime/dyn_segment.hpp>
 
namespace cel {
 
namespace detail {
struct callable_state;
struct callable_access;
class callable_invocation;
} // namespace detail
class callable {
    detail::retirement_ptr<detail::callable_state> _state;
    friend struct detail::callable_access;
    friend class detail::callable_invocation;
 
public:
    callable(compiled_segment body, std::span<const value_type> parameters);
    callable(const callable&) noexcept = default;
    callable(callable&&) noexcept = default;
    callable& operator=(const callable&) noexcept = default;
    callable& operator=(callable&&) noexcept = default;
    ~callable();
    const value_type& type() const noexcept;
    const stack_requirements& requirements() const noexcept;
    value call(raw_stack& stack, std::span<const value> arguments) const;
    value to_value() const;
    static callable from_value(const value& source);
};

} // namespace cel
#endif