qxLib
container.h
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1 /**
2 
3  @file container.h
4  @author Khrapov
5  @date 8.08.2021
6  @copyright © Nick Khrapov, 2021. All right reserved.
7 
8 **/
9 #pragma once
10 
11 #include <qx/macros/common.h>
12 #include <qx/patterns/contiguous_iterator/iterator.h>
13 
14 /**
15  @def QX_IMPL_CONTAINER
16  @brief Macro for random access containers with common functions
17  @param container - container type
18 **/
19 #define QX_IMPL_CONTAINER(container) \
20  \
21  using iterator = qx::iterator<container>; \
22  using const_iterator = qx::const_iterator<container>; \
23  using reverse_iterator = qx::reverse_iterator<container>; \
24  using const_reverse_iterator = qx::const_reverse_iterator<container>; \
25  \
26  iterator begin() noexcept \
27  { \
28  return iterator(this, 0); \
29  } \
30  \
31  iterator end() noexcept \
32  { \
33  return iterator(this, size()); \
34  } \
35  \
36  const_iterator begin() const noexcept \
37  { \
38  return const_iterator(this, 0); \
39  } \
40  \
41  const_iterator end() const noexcept \
42  { \
43  return const_iterator(this, size()); \
44  } \
45  \
46  const_iterator cbegin() const noexcept \
47  { \
48  return const_iterator(this, 0); \
49  } \
50  \
51  const_iterator cend() const noexcept \
52  { \
53  return const_iterator(this, size()); \
54  } \
55  \
56  reverse_iterator rbegin() noexcept \
57  { \
58  return reverse_iterator(this, size() - 1); \
59  } \
60  \
61  reverse_iterator rend() noexcept \
62  { \
63  return reverse_iterator(this, static_cast<size_type>(-1)); \
64  } \
65  \
66  const_reverse_iterator crbegin() const noexcept \
67  { \
68  return const_reverse_iterator(this, size() - 1); \
69  } \
70  \
71  const_reverse_iterator crend() const noexcept \
72  { \
73  return const_reverse_iterator(this, static_cast<size_type>(-1)); \
74  } \
75  \
76  const_reverse_iterator rbegin() const noexcept \
77  { \
78  return const_reverse_iterator(this, size() - 1); \
79  } \
80  \
81  const_reverse_iterator rend() const noexcept \
82  { \
83  return const_reverse_iterator(this, static_cast<size_type>(-1)); \
84  } \
85  \
86  /* implement */ size_type size() const noexcept; \
87  \
88  bool empty() const noexcept \
89  { \
90  return size() == 0; \
91  } \
92  \
93  /* implement */ pointer data() noexcept; \
94  \
95  const_pointer data() const noexcept \
96  { \
97  return QX_CONST_CAST_THIS()->data(); \
98  } \
99  \
100  /* implement */ reference at(size_type ind) noexcept; \
101  \
102  const_reference at(size_type ind) const noexcept \
103  { \
104  return QX_CONST_CAST_THIS()->at(ind); \
105  } \
106  \
107  /* implement */ void clear() noexcept; \
108  QX_EMPTY_MACRO
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