31 lines
1 KiB
C++
31 lines
1 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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/** \brief Return true iff the given environment contains a sorry macro. */
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bool has_sorry(environment const & env);
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bool has_sorry(expr const &);
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bool has_sorry(declaration const &);
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bool has_synthetic_sorry(expr const &);
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/** \brief Returns the sorry macro with the specified type.
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* \param synthetic Synthetic macros are created by parser and
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* elaborator during error recovery. Non-synthetic macros are
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* entered by the user using the `sorry` keyword.
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*/
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expr mk_sorry(expr const & ty, bool synthetic = false);
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/** \brief Return true iff \c e is a sorry macro. */
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bool is_sorry(expr const & e);
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/** \brief Return true iff \c e is a synthetic sorry macro */
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bool is_synthetic_sorry(expr const & e);
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/** \brief Type of the sorry macro. */
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expr const & sorry_type(expr const & sry);
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void initialize_sorry();
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void finalize_sorry();
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}
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