lean4-htt/src/library/class.h
2019-06-26 16:51:36 -07:00

31 lines
1.1 KiB
C++

/*
Copyright (c) 2014 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Author: Leonardo de Moura
*/
#pragma once
#include "library/util.h"
namespace lean {
/** \brief Add a new 'class instance' to the environment. */
environment add_instance(environment const & env, name const & n, bool persistent);
/** \brief Return true iff \c c was declared with \c add_class. */
bool is_class(environment const & env, name const & c);
/** \brief Return true iff \c i was declared with \c add_instance. */
bool is_instance(environment const & env, name const & i);
/** \brief Return the instances of the given class. */
names get_class_instances(environment const & env, name const & c);
name const & get_anonymous_instance_prefix();
name mk_anonymous_inst_name(unsigned idx);
bool is_anonymous_inst_name(name const & n);
/** \brief Return true iff e is of the form `outParam a` */
bool is_class_out_param(expr const & e);
/** \brief Return true iff c is a type class that contains an `outParam` */
bool has_class_out_params(environment const & env, name const & c);
void initialize_class();
void finalize_class();
}