8ab775bd6f
Now, we use throwable as the new base class for all Lean exceptions, and exception is the subclass for "logical" exceptions.
28 lines
1.3 KiB
C++
28 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: Leonardo de Moura
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*/
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#pragma once
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#include "util/exception.h"
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#include "kernel/pos_info_provider.h"
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#include "library/io_state_stream.h"
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namespace lean {
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/**
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\brief Display position information associated with \c e (IF avaiable).
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If it is not available, it just displays "error:"
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*/
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void display_error_pos(io_state_stream const & ios, pos_info_provider const * p, expr const & e);
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/** \brief Display position information + "error:" */
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void display_error_pos(io_state_stream const & ios, char const * strm_name, unsigned line, unsigned pos);
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/** \brief Similar to #display_error_pos, but displays a "warning:" */
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void display_warning_pos(io_state_stream const & ios, char const * strm_name, unsigned line, unsigned pos);
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void display_information_pos(io_state_stream const & ios, char const * strm_name, unsigned line, unsigned pos);
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/**
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\brief Display exception in the regular stream of \c ios, using the configuration options and formatter from \c ios.
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Exceptions that contain expressions use the given \c pos_info_provider (if available) to retrieve line number information.
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*/
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void display_error(io_state_stream const & ios, pos_info_provider const * p, throwable const & ex);
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}
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