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68 lines
2.3 KiB
C++
68 lines
2.3 KiB
C++
/*
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* Copyright (c) 2016-2016, Roland Bock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY 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 OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SQLPP_WITHOUT_TABLE_CHECK_H
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#define SQLPP_ALIAS_H
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#include <sqlpp11/type_traits.h>
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#include <sqlpp11/serializer.h>
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namespace sqlpp
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{
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template <typename Expression>
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struct without_table_check_t : Expression
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{
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using _required_tables = detail::type_set<>;
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without_table_check_t(Expression expression) : Expression(expression)
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{
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}
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};
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template <typename Context, typename Expression>
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struct serializer_t<Context, without_table_check_t<Expression>>
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{
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using _serialize_check = serialize_check_of<Context, Expression>;
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using T = without_table_check_t<Expression>;
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static Context& _(const T& t, Context& context)
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{
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serialize<Expression>(t, context);
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return context;
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}
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};
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template <typename Expression>
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auto without_table_check(Expression expr) -> without_table_check_t<Expression>
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{
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static_assert(is_expression_t<Expression>::value, "invalid argument (expression expected)");
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return {expr};
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}
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}
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#endif
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