103 lines
3.0 KiB
C++
103 lines
3.0 KiB
C++
/* vim: set sw=4 sts=4 et foldmethod=syntax : */
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/*
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* Copyright (c) 2010 Ciaran McCreesh
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*
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* This file is part of the Paludis package manager. Paludis is free software;
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* you can redistribute it and/or modify it under the terms of the GNU General
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* Public License version 2, as published by the Free Software Foundation.
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*
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* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PALUDIS_GUARD_PALUDIS_UTIL_WRAPPED_VALUE_IMPL_HH
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#define PALUDIS_GUARD_PALUDIS_UTIL_WRAPPED_VALUE_IMPL_HH 1
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#include <paludis/util/wrapped_value.hh>
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#include <ostream>
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namespace paludis
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{
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template <typename Tag_, typename Extra_>
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struct WrappedValueValidate
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{
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typedef WrappedValueTraits<Tag_> Type;
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};
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template <typename Tag_>
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struct WrappedValueValidate<Tag_, void>
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{
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typedef WrappedValueValidate<Tag_, void> Type;
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static bool validate(const typename WrappedValueTraits<Tag_>::UnderlyingType & t, const NoType<0u> *)
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{
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return WrappedValueTraits<Tag_>::validate(t);
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}
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};
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template <typename Tag_>
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WrappedValue<Tag_>::WrappedValue(
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const typename WrappedValueTraits<Tag_>::UnderlyingType & v,
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const typename WrappedValueDevoid<typename WrappedValueTraits<Tag_>::ValidationParamsType>::Type & p)
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{
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if (WrappedValueValidate<Tag_, typename WrappedValueTraits<Tag_>::ValidationParamsType>::Type::validate(v, p))
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_value = std::make_shared<typename WrappedValueTraits<Tag_>::UnderlyingType>(v);
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else
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throw typename WrappedValueTraits<Tag_>::ExceptionType(v);
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}
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template <typename Tag_>
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WrappedValue<Tag_> &
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WrappedValue<Tag_>::WrappedValue::operator= (const WrappedValue & v)
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{
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_value = v._value;
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return *this;
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}
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template <typename Tag_>
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bool
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WrappedValue<Tag_>::WrappedValue::operator< (const WrappedValue & other) const
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{
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return value() < other.value();
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}
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template <typename Tag_>
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bool
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WrappedValue<Tag_>::WrappedValue::operator== (const WrappedValue & other) const
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{
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return value() == other.value();
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}
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template <typename Tag_>
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WrappedValue<Tag_>::WrappedValue(const WrappedValue & other) :
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_value(other._value)
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{
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}
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template <typename Tag_>
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WrappedValue<Tag_>::~WrappedValue() = default;
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template <typename Tag_>
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const typename WrappedValueTraits<Tag_>::UnderlyingType &
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WrappedValue<Tag_>::value() const
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{
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return *_value;
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}
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template <typename Tag_>
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std::ostream & operator<< (std::ostream & s, const WrappedValue<Tag_> & v)
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{
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s << v.value();
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return s;
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}
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}
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#endif
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