diff options
Diffstat (limited to 'generator/field.cpp')
-rw-r--r-- | generator/field.cpp | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/generator/field.cpp b/generator/field.cpp new file mode 100644 index 0000000..7e7453d --- /dev/null +++ b/generator/field.cpp | |||
@@ -0,0 +1,193 @@ | |||
1 | #include "field.h" | ||
2 | #include <stdexcept> | ||
3 | #include <utility> | ||
4 | |||
5 | namespace cadence { | ||
6 | namespace generator { | ||
7 | |||
8 | field::field(const field& other) | ||
9 | { | ||
10 | type_ = other.type_; | ||
11 | name_ = other.name_; | ||
12 | |||
13 | switch (type_) | ||
14 | { | ||
15 | case type::integer: | ||
16 | { | ||
17 | integer_ = other.integer_; | ||
18 | |||
19 | break; | ||
20 | } | ||
21 | |||
22 | case type::string: | ||
23 | { | ||
24 | new(&string_) std::string(other.string_); | ||
25 | |||
26 | break; | ||
27 | } | ||
28 | |||
29 | case type::invalid: | ||
30 | { | ||
31 | break; | ||
32 | } | ||
33 | } | ||
34 | } | ||
35 | |||
36 | field::field(field&& other) : field() | ||
37 | { | ||
38 | swap(*this, other); | ||
39 | } | ||
40 | |||
41 | field& field::operator=(field other) | ||
42 | { | ||
43 | swap(*this, other); | ||
44 | |||
45 | return *this; | ||
46 | } | ||
47 | |||
48 | void swap(field& first, field& second) | ||
49 | { | ||
50 | using type = field::type; | ||
51 | |||
52 | type tempType = first.type_; | ||
53 | std::string tempName = std::move(first.name_); | ||
54 | int tempInteger; | ||
55 | std::string tempString; | ||
56 | |||
57 | switch (first.type_) | ||
58 | { | ||
59 | case type::integer: | ||
60 | { | ||
61 | tempInteger = first.integer_; | ||
62 | |||
63 | break; | ||
64 | } | ||
65 | |||
66 | case type::string: | ||
67 | { | ||
68 | tempString = std::move(tempString); | ||
69 | |||
70 | break; | ||
71 | } | ||
72 | |||
73 | case type::invalid: | ||
74 | { | ||
75 | break; | ||
76 | } | ||
77 | } | ||
78 | |||
79 | first.~field(); | ||
80 | |||
81 | first.type_ = second.type_; | ||
82 | first.name_ = std::move(second.name_); | ||
83 | |||
84 | switch (second.type_) | ||
85 | { | ||
86 | case type::integer: | ||
87 | { | ||
88 | first.integer_ = second.integer_; | ||
89 | |||
90 | break; | ||
91 | } | ||
92 | |||
93 | case type::string: | ||
94 | { | ||
95 | new(&first.string_) std::string(std::move(second.string_)); | ||
96 | |||
97 | break; | ||
98 | } | ||
99 | |||
100 | case type::invalid: | ||
101 | { | ||
102 | break; | ||
103 | } | ||
104 | } | ||
105 | |||
106 | second.~field(); | ||
107 | |||
108 | second.type_ = tempType; | ||
109 | second.name_ = std::move(tempName); | ||
110 | |||
111 | switch (tempType) | ||
112 | { | ||
113 | case type::integer: | ||
114 | { | ||
115 | second.integer_ = tempInteger; | ||
116 | |||
117 | break; | ||
118 | } | ||
119 | |||
120 | case type::string: | ||
121 | { | ||
122 | new(&second.string_) std::string(std::move(tempString)); | ||
123 | |||
124 | break; | ||
125 | } | ||
126 | |||
127 | case type::invalid: | ||
128 | { | ||
129 | break; | ||
130 | } | ||
131 | } | ||
132 | } | ||
133 | |||
134 | field::~field() | ||
135 | { | ||
136 | switch (type_) | ||
137 | { | ||
138 | case type::string: | ||
139 | { | ||
140 | using string_type = std::string; | ||
141 | string_.~string_type(); | ||
142 | |||
143 | break; | ||
144 | } | ||
145 | |||
146 | case type::integer: | ||
147 | case type::invalid: | ||
148 | { | ||
149 | break; | ||
150 | } | ||
151 | } | ||
152 | } | ||
153 | |||
154 | field::field( | ||
155 | std::string name, | ||
156 | int arg) : | ||
157 | type_(type::integer), | ||
158 | name_(name), | ||
159 | integer_(arg) | ||
160 | { | ||
161 | } | ||
162 | |||
163 | int field::getInteger() const | ||
164 | { | ||
165 | if (type_ != type::integer) | ||
166 | { | ||
167 | throw std::domain_error("field::getInteger called on non-integer field"); | ||
168 | } | ||
169 | |||
170 | return integer_; | ||
171 | } | ||
172 | |||
173 | field::field( | ||
174 | std::string name, | ||
175 | std::string arg) : | ||
176 | type_(type::string), | ||
177 | name_(name) | ||
178 | { | ||
179 | new(&string_) std::string(arg); | ||
180 | } | ||
181 | |||
182 | std::string field::getString() const | ||
183 | { | ||
184 | if (type_ != type::string) | ||
185 | { | ||
186 | throw std::domain_error("field::getString called on non-string field"); | ||
187 | } | ||
188 | |||
189 | return string_; | ||
190 | } | ||
191 | |||
192 | }; | ||
193 | }; | ||