5161ea283f
This patch changes the type of query::clustering_range to express that ranges that wrap around are not allowed, and ranges that have the start bound after the end bound are considered empty. Signed-off-by: Duarte Nunes <duarte@scylladb.com>
41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
/*
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* Copyright 2016 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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template<typename T>
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class range_bound {
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T value();
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bool is_inclusive();
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};
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template<typename T>
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class range {
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std::experimental::optional<range_bound<T>> start();
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std::experimental::optional<range_bound<T>> end();
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bool is_singular();
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};
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template<typename T>
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class nonwrapping_range {
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std::experimental::optional<range_bound<T>> start();
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std::experimental::optional<range_bound<T>> end();
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bool is_singular();
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};
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