mirror of
https://github.com/matrix-construct/construct
synced 2024-12-12 00:22:58 +01:00
44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
// The Construct
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//
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// Copyright (C) The Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2020 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_SPIRIT_EXPECTATION_FAILURE_H
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namespace ircd::spirit
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{
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template<class parent_error>
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struct expectation_failure;
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// parse.cc
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extern thread_local char rule_buffer[128];
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}
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template<class parent_error>
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struct ircd::spirit::expectation_failure
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:parent_error
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{
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template<class it = const char *>
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expectation_failure(const qi::expectation_failure<it> &e,
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const ssize_t &show_max = 128);
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};
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template<class parent>
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template<class it>
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[[gnu::noinline]]
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ircd::spirit::expectation_failure<parent>::expectation_failure(const qi::expectation_failure<it> &e,
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const ssize_t &show_max)
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:parent
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{
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"expected %s with %zu characters remaining '%s'...",
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ircd::string(rule_buffer, e.what_),
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std::distance(e.first, e.last),
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string_view{e.first, e.first + std::min(std::distance(e.first, e.last), show_max)}
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}
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{}
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