35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
/*
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Copyright (c) 2014 Microsoft Corporation. All rights reserved.
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Released under Apache 2.0 license as described in the file LICENSE.
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Author: Leonardo de Moura
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*/
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#pragma once
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#include "kernel/pos_info_provider.h"
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#include "library/tactic/tactic.h"
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namespace lean {
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class expr_to_tactic_exception : public tactic_exception {
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public: expr_to_tactic_exception(expr const & e, char const * msg):tactic_exception(e, msg) {}
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};
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typedef std::function<tactic(type_checker & tc, expr const & e, pos_info_provider const *)> expr_to_tactic_fn;
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void register_expr_to_tactic(name const & n, expr_to_tactic_fn const & fn);
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struct register_tac {
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register_tac(name const & n, expr_to_tactic_fn fn) { register_expr_to_tactic(n, fn); }
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};
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struct register_simple_tac {
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register_simple_tac(name const & n, std::function<tactic()> f);
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};
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struct register_bin_tac {
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register_bin_tac(name const & n, std::function<tactic(tactic const &, tactic const &)> f);
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};
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struct register_unary_tac {
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register_unary_tac(name const & n, std::function<tactic(tactic const &)> f);
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};
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tactic expr_to_tactic(environment const & env, expr const & e, pos_info_provider const *p);
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expr mk_by(expr const & e);
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bool is_by(expr const & e);
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expr const & get_by_arg(expr const & e);
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}
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