lean2/src/library/tactic/expr_to_tactic.h

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/*
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/tactic/tactic.h"
namespace lean {
typedef std::function<tactic(environment const & env, expr const & e)> expr_to_tactic_fn;
void register_expr_to_tactic(name const & n, expr_to_tactic_fn const & fn);
struct register_tac {
register_tac(name const & n, expr_to_tactic_fn fn) { register_expr_to_tactic(n, fn); }
};
struct register_bin_tac {
register_bin_tac(name const & n, std::function<tactic(tactic const &, tactic const &)> f);
};
struct register_unary_tac {
register_unary_tac(name const & n, std::function<tactic(tactic const &)> f);
};
tactic expr_to_tactic(environment const & env, expr const & e);
expr mk_by(expr const & e);
bool is_by(expr const & e);
expr const & get_by_arg(expr const & e);
}