61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
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/* A range adapter that wraps begin / end iterators.
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Copyright (C) 2021-2022 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU 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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This program 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef GDBSUPPORT_ITERATOR_RANGE_H
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#define GDBSUPPORT_ITERATOR_RANGE_H
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/* A wrapper that allows using ranged for-loops on a range described by two
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iterators. */
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template <typename IteratorType>
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struct iterator_range
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{
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using iterator = IteratorType;
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/* Create an iterator_range using BEGIN as the begin iterator.
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Assume that the end iterator can be default-constructed. */
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template <typename... Args>
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iterator_range (Args &&...args)
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: m_begin (std::forward<Args> (args)...)
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{}
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/* Create an iterator range using explicit BEGIN and END iterators. */
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template <typename... Args>
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iterator_range (IteratorType begin, IteratorType end)
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: m_begin (std::move (begin)), m_end (std::move (end))
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{}
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/* Need these as the variadic constructor would be a better match
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otherwise. */
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iterator_range (iterator_range &) = default;
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iterator_range (const iterator_range &) = default;
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iterator_range (iterator_range &&) = default;
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IteratorType begin () const
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{ return m_begin; }
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IteratorType end () const
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{ return m_end; }
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private:
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IteratorType m_begin, m_end;
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};
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#endif /* GDBSUPPORT_ITERATOR_RANGE_H */
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