88 lines
3.0 KiB
C++
88 lines
3.0 KiB
C++
/*
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* Copyright 2019 by its authors. See AUTHORS.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef EOLIAN_CXX_PART_IMPLEMENTATION_HH
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#define EOLIAN_CXX_PART_IMPLEMENTATION_HH
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#include "grammar/generator.hpp"
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#include "grammar/string.hpp"
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#include "grammar/indentation.hpp"
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#include "grammar/list.hpp"
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#include "grammar/alternative.hpp"
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#include "grammar/type.hpp"
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#include "grammar/parameter.hpp"
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#include "grammar/keyword.hpp"
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namespace efl { namespace eolian { namespace grammar {
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struct part_implementation_generator
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{
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part_implementation_generator(std::string const& _klass_name)
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: klass_name(_klass_name) {}
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template <typename OutputIterator, typename Context>
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bool generate(OutputIterator sink, attributes::part_def const& part, Context const& ctx) const
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{
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if(!as_generator("#ifdef EFL_CXXPERIMENTAL\n").generate(sink, attributes::unused, ctx))
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return false;
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if(!as_generator("::efl::eolian::return_traits<::" << *(string << "::"))
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.generate(sink, part.klass.namespaces, add_lower_case_context(ctx)))
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return false;
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// FIXME: part_def can't depend on klass_def so C type is not known :(
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if(!as_generator(string << ">::type "<< string << "::" << string << "() const\n{\n"
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<< scope_tab << "::Eo *__return_value = ::efl_part_get"
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<< "(this->_eo_ptr(), \"" << string << "\");\n")
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.generate(sink, std::make_tuple(part.klass.eolian_name, klass_name, part.name, part.name), ctx))
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return false;
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if(!as_generator(scope_tab << "return ::" << *(string << "::"))
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.generate(sink, part.klass.namespaces, add_lower_case_context(ctx)))
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return false;
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if(!as_generator(string << "{__return_value};\n}\n")
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.generate(sink, part.klass.eolian_name, ctx))
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return false;
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if(!as_generator("#endif\n").generate(sink, attributes::unused, ctx))
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return false;
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return true;
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}
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private:
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std::string klass_name;
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};
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template <>
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struct is_eager_generator<part_implementation_generator> : std::true_type {};
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template <>
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struct is_generator<part_implementation_generator> : std::true_type {};
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namespace type_traits {
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template <>
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struct attributes_needed<part_implementation_generator> : std::integral_constant<int, 1> {};
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}
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struct part_implementation_terminal
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{
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part_implementation_generator operator()(std::string klass_name) const
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{
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return part_implementation_generator{klass_name};
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}
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} const part_implementation = {};
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} } }
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#endif
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