98 lines
2.7 KiB
Ragel
98 lines
2.7 KiB
Ragel
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* Copyright 2015 Danny Robson <danny@nerdcruft.net>
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*/
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#include "uri.hpp"
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#include <algorithm>
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#include <iostream>
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// We generate some really old style C code via ragel here, so we have to
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// disable some noisy warnings (doubly so given -Werror)
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#pragma GCC diagnostic ignored "-Wold-style-cast"
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using cruft::uri;
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///////////////////////////////////////////////////////////////////////////////
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%%{
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machine impl;
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action trace { if (0) std::cerr << *p; }
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action success {__success = true; }
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action failure {__success = false; }
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action scheme_begin { m_views[SCHEME] = { p, p }; }
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action scheme_end { m_views[SCHEME] = { m_views[SCHEME].begin (), p }; }
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action hier_begin { m_views[HIERARCHICAL] = { p, p }; }
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action hier_end { m_views[HIERARCHICAL] = { m_views[HIERARCHICAL].begin (), p }; }
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action user_begin { m_views[USER] = { p, p }; }
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action user_end { m_views[USER] = { m_views[USER].begin (), p }; }
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action host_begin { m_views[HOST] = { p, p }; }
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action host_end { m_views[HOST] = { m_views[HOST].begin (), p }; }
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action port_begin { m_views[PORT] = { p, p }; }
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action port_end { m_views[PORT] = { m_views[PORT].begin (), p }; }
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action authority_begin { m_views[AUTHORITY] = { p, p}; }
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action authority_end { m_views[AUTHORITY] = { m_views[AUTHORITY].begin (), p }; }
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action path_begin { m_views[PATH] = { p, p}; }
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action path_end { m_views[PATH] = { m_views[PATH].begin (), p }; }
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action query_begin { m_views[QUERY] = { p, p}; }
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action query_end { m_views[QUERY] = { m_views[QUERY].begin (), p }; }
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action fragment_begin { m_views[FRAGMENT] = { p, p}; }
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action fragment_end { m_views[FRAGMENT] = { m_views[FRAGMENT].begin (), p }; }
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action uri_begin {}
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action uri_end {}
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include rfc3986 'rfc3986.rl';
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impl := URI >uri_begin %uri_end
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%success
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$!failure
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$trace;
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write data;
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}%%
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///////////////////////////////////////////////////////////////////////////////
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cruft::uri::uri (std::string &&_value):
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m_views {
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr,
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nullptr
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},
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m_value (std::move (_value))
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{
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const char *p = m_value.data ();
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const char *pe = m_value.data () + m_value.size ();
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const char *eof = pe;
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bool __success = false;
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int cs;
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%%write init;
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%%write exec;
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if (!__success)
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throw parse_error ("invalid uri");
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} |