lean4-htt/src/frontends/lean/begin_end_block.h

18 lines
721 B
C++

/*
Copyright (c) 2016 Microsoft Corporation. All rights reserved.
Released under Apache 2.0 license as described in the file LICENSE.
Author: Leonardo de Moura
*/
#pragma once
#include "frontends/lean/parser.h"
namespace lean {
expr parse_begin_end_core(parser & p, pos_info const & start_pos, name const & end_token, bool nested = false);
expr parse_begin_end(parser & p, unsigned, expr const *, pos_info const & pos);
bool is_begin_end_block(expr const & e);
bool is_begin_end_element(expr const & e);
void get_begin_end_block_elements(expr const & e, buffer<expr> & elems);
expr update_begin_end_block(expr const & e, buffer<expr> const & elems);
void initialize_begin_end_block();
void finalize_begin_end_block();
}