145 lines
4.2 KiB
C++
145 lines
4.2 KiB
C++
/*
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* Copyright (c) 2003-2009, John Wiegley. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of New Artisans LLC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "pyinterp.h"
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#include "pyutils.h"
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#include "expr.h"
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#include <boost/python/exception_translator.hpp>
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#include <boost/python/implicit.hpp>
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#include <boost/python/args.hpp>
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namespace ledger {
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using namespace boost::python;
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#define EXC_TRANSLATOR(type) \
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void exc_translate_ ## type(const type& err) { \
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PyErr_SetString(PyExc_ArithmeticError, err.what()); \
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}
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//EXC_TRANSLATOR(expr_error)
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void export_expr()
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{
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class_< expr_t > ("Expr")
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;
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//register_optional_to_python<amount_t>();
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//implicitly_convertible<string, amount_t>();
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#define EXC_TRANSLATE(type) \
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register_exception_translator<type>(&exc_translate_ ## type);
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//EXC_TRANSLATE(expr_error);
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}
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} // namespace ledger
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#if 0
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value_t py_calc_1(xpath_t::op_t& xpath_t, const details_t& item)
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{
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value_t result;
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xpath_t.calc(result, item);
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return result;
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}
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template <typename T>
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value_t py_calc(xpath_t::op_t& xpath_t, const T& item)
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{
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value_t result;
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xpath_t.calc(result, details_t(item));
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return result;
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}
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xpath_t::op_t * py_parse_xpath_t_1(const string& str)
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{
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return parse_xpath_t(str);
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}
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#define EXC_TRANSLATOR(type) \
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void exc_translate_ ## type(const type& err) { \
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PyErr_SetString(PyExc_RuntimeError, err.what()); \
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}
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EXC_TRANSLATOR(xpath_t_error)
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EXC_TRANSLATOR(calc_error)
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#if 0
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EXC_TRANSLATOR(mask_error)
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#endif
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void export_xpath()
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{
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class_< details_t > ("Details", init<const entry_t&>())
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.def(init<const transaction_t&>())
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.def(init<const account_t&>())
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.add_property("entry",
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make_getter(&details_t::entry,
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return_value_policy<reference_existing_object>()))
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.add_property("xact",
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make_getter(&details_t::xact,
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return_value_policy<reference_existing_object>()))
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.add_property("account",
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make_getter(&details_t::account,
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return_value_policy<reference_existing_object>()))
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;
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class_< xpath_t::op_t > ("ValueExpr", init<xpath_t::op_t::kind_t>())
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.def("calc", py_calc_1)
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.def("calc", py_calc<account_t>)
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.def("calc", py_calc<entry_t>)
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.def("calc", py_calc<transaction_t>)
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;
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def("parse_xpath_t", py_parse_xpath_t_1,
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return_value_policy<manage_new_object>());
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class_< item_predicate<transaction_t> >
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("TransactionPredicate", init<string>())
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.def("__call__", &item_predicate<transaction_t>::operator())
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;
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class_< item_predicate<account_t> >
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("AccountPredicate", init<string>())
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.def("__call__", &item_predicate<account_t>::operator())
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;
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#define EXC_TRANSLATE(type) \
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register_error_translator<type>(&exc_translate_ ## type);
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EXC_TRANSLATE(xpath_t_error);
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EXC_TRANSLATE(calc_error);
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#if 0
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EXC_TRANSLATE(mask_error);
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#endif
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}
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#endif
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