74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
// Conversion functions to convert Nasal types to C++ types
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//
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// Copyright (C) 2012 Thomas Geymayer <tomgey@gmail.com>
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public
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// License as published by the Free Software Foundation; either
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// version 2 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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#include "from_nasal_detail.hxx"
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#include "NasalHash.hxx"
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#include <simgear/misc/sg_path.hxx>
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namespace nasal
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{
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//----------------------------------------------------------------------------
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bad_nasal_cast::bad_nasal_cast()
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{
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}
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//----------------------------------------------------------------------------
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bad_nasal_cast::bad_nasal_cast(const std::string& msg):
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_msg( msg )
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{
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}
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//----------------------------------------------------------------------------
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bad_nasal_cast::~bad_nasal_cast() throw()
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{
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}
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//----------------------------------------------------------------------------
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const char* bad_nasal_cast::what() const throw()
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{
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return _msg.empty() ? bad_cast::what() : _msg.c_str();
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}
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//----------------------------------------------------------------------------
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std::string from_nasal_helper(naContext c, naRef ref, std::string*)
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{
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naRef na_str = naStringValue(c, ref);
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return std::string(naStr_data(na_str), naStr_len(na_str));
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}
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SGPath from_nasal_helper(naContext c, naRef ref, SGPath*)
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{
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naRef na_str = naStringValue(c, ref);
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return SGPath(std::string(naStr_data(na_str), naStr_len(na_str)));
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}
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//----------------------------------------------------------------------------
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Hash from_nasal_helper(naContext c, naRef ref, Hash*)
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{
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if( !naIsHash(ref) )
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throw bad_nasal_cast("Not a hash");
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return Hash(ref, c);
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}
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} // namespace nasal
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