mirror of
https://github.com/matrix-construct/construct
synced 2024-11-27 09:12:36 +01:00
109 lines
2.9 KiB
C
109 lines
2.9 KiB
C
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// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_JSON_VECTOR_ITERATOR_H
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namespace ircd::json
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{
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bool operator==(const vector::const_iterator &, const vector::const_iterator &);
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bool operator!=(const vector::const_iterator &, const vector::const_iterator &);
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bool operator<=(const vector::const_iterator &, const vector::const_iterator &);
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bool operator>=(const vector::const_iterator &, const vector::const_iterator &);
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bool operator<(const vector::const_iterator &, const vector::const_iterator &);
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bool operator>(const vector::const_iterator &, const vector::const_iterator &);
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}
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struct ircd::json::vector::const_iterator
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{
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friend class vector;
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using value_type = const object;
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using pointer = value_type *;
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using reference = value_type &;
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using iterator = const_iterator;
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using size_type = size_t;
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using difference_type = ptrdiff_t;
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using iterator_category = std::forward_iterator_tag;
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const char *start {nullptr};
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const char *stop {nullptr};
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object state;
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const_iterator(const char *const &start, const char *const &stop)
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:start{start}
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,stop{stop}
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{}
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public:
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value_type *operator->() const;
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value_type &operator*() const;
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const_iterator &operator++();
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const_iterator() = default;
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};
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inline ircd::json::vector::const_iterator::value_type &
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ircd::json::vector::const_iterator::operator*()
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const
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{
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return *operator->();
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}
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inline ircd::json::vector::const_iterator::value_type *
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ircd::json::vector::const_iterator::operator->()
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const
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{
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return &state;
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}
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inline bool
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ircd::json::operator==(const vector::const_iterator &a,
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const vector::const_iterator &b)
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{
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return a.start == b.start && a.state == b.state;
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}
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inline bool
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ircd::json::operator!=(const vector::const_iterator &a,
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const vector::const_iterator &b)
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{
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return a.start != b.start || a.state != b.state;
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}
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inline bool
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ircd::json::operator<=(const vector::const_iterator &a,
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const vector::const_iterator &b)
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{
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return a.start <= b.start && a.state == b.state;
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}
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inline bool
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ircd::json::operator>=(const vector::const_iterator &a,
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const vector::const_iterator &b)
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{
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return a.start >= b.start && a.state == b.state;
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}
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inline bool
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ircd::json::operator<(const vector::const_iterator &a,
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const vector::const_iterator &b)
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{
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return a.start < b.start && a.state == b.state;
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}
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inline bool
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ircd::json::operator>(const vector::const_iterator &a,
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const vector::const_iterator &b)
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{
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return a.start > b.start && a.state == b.state;
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}
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