mirror of
https://github.com/matrix-construct/construct
synced 2024-12-28 00:14:07 +01:00
108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
// Matrix Construct
|
|
//
|
|
// Copyright (C) Matrix Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
|
|
//
|
|
// Permission to use, copy, modify, and/or distribute this software for any
|
|
// purpose with or without fee is hereby granted, provided that the above
|
|
// copyright notice and this permission notice is present in all copies. The
|
|
// full license for this software is available in the LICENSE file.
|
|
|
|
#pragma once
|
|
#define HAVE_IRCD_JSON_VECTOR_ITERATOR_H
|
|
|
|
namespace ircd::json
|
|
{
|
|
bool operator==(const vector::const_iterator &, const vector::const_iterator &);
|
|
bool operator!=(const vector::const_iterator &, const vector::const_iterator &);
|
|
bool operator<=(const vector::const_iterator &, const vector::const_iterator &);
|
|
bool operator>=(const vector::const_iterator &, const vector::const_iterator &);
|
|
bool operator<(const vector::const_iterator &, const vector::const_iterator &);
|
|
bool operator>(const vector::const_iterator &, const vector::const_iterator &);
|
|
}
|
|
|
|
struct ircd::json::vector::const_iterator
|
|
{
|
|
friend class vector;
|
|
|
|
using value_type = const object;
|
|
using pointer = value_type *;
|
|
using reference = value_type &;
|
|
using iterator = const_iterator;
|
|
using size_type = size_t;
|
|
using difference_type = ptrdiff_t;
|
|
using iterator_category = std::forward_iterator_tag;
|
|
|
|
const char *start {nullptr};
|
|
const char *stop {nullptr};
|
|
object state;
|
|
|
|
const_iterator(const char *const &start, const char *const &stop)
|
|
:start{start}
|
|
,stop{stop}
|
|
{}
|
|
|
|
public:
|
|
value_type *operator->() const;
|
|
value_type &operator*() const;
|
|
|
|
const_iterator &operator++();
|
|
|
|
const_iterator() = default;
|
|
};
|
|
|
|
inline ircd::json::vector::const_iterator::value_type &
|
|
ircd::json::vector::const_iterator::operator*()
|
|
const
|
|
{
|
|
return *operator->();
|
|
}
|
|
|
|
inline ircd::json::vector::const_iterator::value_type *
|
|
ircd::json::vector::const_iterator::operator->()
|
|
const
|
|
{
|
|
return &state;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator==(const vector::const_iterator &a,
|
|
const vector::const_iterator &b)
|
|
{
|
|
return a.start == b.start && a.state == b.state;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator!=(const vector::const_iterator &a,
|
|
const vector::const_iterator &b)
|
|
{
|
|
return a.start != b.start || a.state != b.state;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator<=(const vector::const_iterator &a,
|
|
const vector::const_iterator &b)
|
|
{
|
|
return a.start <= b.start && a.state == b.state;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator>=(const vector::const_iterator &a,
|
|
const vector::const_iterator &b)
|
|
{
|
|
return a.start >= b.start && a.state == b.state;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator<(const vector::const_iterator &a,
|
|
const vector::const_iterator &b)
|
|
{
|
|
return a.start < b.start && a.state == b.state;
|
|
}
|
|
|
|
inline bool
|
|
ircd::json::operator>(const vector::const_iterator &a,
|
|
const vector::const_iterator &b)
|
|
{
|
|
return a.start > b.start && a.state == b.state;
|
|
}
|