35 lines
1.5 KiB
C++
35 lines
1.5 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/environment.h"
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namespace lean {
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class type_checker;
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class converter {
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protected:
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name mk_fresh_name(type_checker & tc);
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expr infer_type(type_checker & tc, expr const & e);
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void add_cnstr(type_checker & tc, constraint const & c);
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extension_context & get_extension(type_checker & tc);
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public:
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virtual ~converter() {}
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virtual expr whnf(expr const & e, type_checker & c) = 0;
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virtual bool is_def_eq(expr const & t, expr const & s, type_checker & c, delayed_justification & j) = 0;
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bool is_def_eq(expr const & t, expr const & s, type_checker & c);
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};
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std::unique_ptr<converter> mk_dummy_converter();
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std::unique_ptr<converter> mk_default_converter(environment const & env,
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optional<module_idx> mod_idx = optional<module_idx>(),
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bool memoize = true,
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name_set const & extra_opaque = name_set());
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std::unique_ptr<converter> mk_default_converter(environment const & env, bool unfold_opaque_main,
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bool memoize = true, name_set const & extra_opaque = name_set());
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bool is_opaque(declaration const & d, name_set const & extra_opaque, optional<module_idx> const & mod_idx);
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}
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