33 lines
1.3 KiB
C++
33 lines
1.3 KiB
C++
/*
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Copyright (c) 2013 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: Soonho Kong
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*/
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#pragma once
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#include "util/scoped_map.h"
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#include "kernel/expr.h"
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#include "kernel/context.h"
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#include "library/printer.h"
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namespace lean {
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using subst_map = scoped_map<unsigned, expr>;
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class fo_match {
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private:
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bool match_var(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_constant(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_value(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_app(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_lambda(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_pi(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_type(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_let(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_metavar(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_main(expr const & p, expr const & t, unsigned o, subst_map & s);
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bool match_main(optional<expr> const & p, optional<expr> const & t, unsigned o, subst_map & s);
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public:
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bool match(expr const & p, expr const & t, unsigned o, subst_map & s);
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};
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}
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