22 lines
863 B
C++
22 lines
863 B
C++
/*
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Copyright (c) 2015 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_context_old;
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/** \brief Create a new name of the form prefix.suffix_idx that is not the name of a declaration and/or VM function.
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It also updates the index idx. */
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name mk_compiler_unused_name(environment const & env, name const & prefix, char const * suffix, unsigned & idx);
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/** \brief Return true iff \c e is computationally irrelevant */
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bool is_comp_irrelevant(type_context_old & ctx, expr const & e);
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unsigned get_constructor_arity(environment const & env, name const & n);
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/** \brief Return true iff \c n is an auxiliary cases_on recursor */
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bool is_cases_on_recursor(environment const & env, name const & n);
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}
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