Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
||
37 | class Entity implements EntityInterface |
||
38 | { |
||
39 | /** |
||
40 | * Array of used components |
||
41 | * |
||
42 | * @var array |
||
43 | */ |
||
44 | protected $components = array(); |
||
45 | |||
46 | /** |
||
47 | * Array of used animations |
||
48 | * |
||
49 | * @var array |
||
50 | */ |
||
51 | protected $animations = array(); |
||
52 | |||
53 | /** |
||
54 | * Dom element attributes |
||
55 | * |
||
56 | * @var unknown |
||
57 | */ |
||
58 | protected $attrs = array(); |
||
59 | |||
60 | /** |
||
61 | * Children Factory |
||
62 | * |
||
63 | * @var array |
||
64 | */ |
||
65 | protected $childrenFactory; |
||
66 | |||
67 | /** |
||
68 | * Indent used when rendering formated outout |
||
69 | * |
||
70 | * @var unknown |
||
71 | */ |
||
72 | private $indentation = 0; |
||
73 | |||
74 | /** |
||
75 | * Constructor |
||
76 | * |
||
77 | * @param string $id |
||
78 | */ |
||
79 | 76 | public function __construct(string $id = 'untitled') |
|
94 | |||
95 | 45 | public function init() |
|
98 | |||
99 | 45 | public function defaults() |
|
102 | |||
103 | /** |
||
104 | * Set DOM attributes |
||
105 | * |
||
106 | * @param string $attr |
||
107 | * @param string $val |
||
108 | * @return void |
||
109 | */ |
||
110 | 76 | public function attr(string $attr, string $val) |
|
114 | |||
115 | /** |
||
116 | * Child entity / primitive |
||
117 | * |
||
118 | * @return EntityChildrenFactory |
||
119 | */ |
||
120 | 7 | public function child(): EntityChildrenFactory |
|
124 | |||
125 | /** |
||
126 | * Position component |
||
127 | * |
||
128 | * All entities inherently have the position component. |
||
129 | * |
||
130 | * @param int|float $x_axis |
||
131 | * @param int|float $y_axis |
||
132 | * @param int|float $z_axis |
||
133 | * @return \AframeVR\Core\Entity |
||
134 | */ |
||
135 | 15 | public function position(float $x_axis = 0, float $y_axis = 0, float $z_axis = 0): Entity |
|
142 | |||
143 | /** |
||
144 | * Rotation component |
||
145 | * |
||
146 | * All entities inherently have the rotation component. |
||
147 | * |
||
148 | * @param int|float $roll |
||
149 | * @param int|float $pitch |
||
150 | * @param int|float $yaw |
||
151 | * @return \AframeVR\Core\Entity |
||
152 | */ |
||
153 | 14 | public function rotation(float $roll = 0, float $pitch = 0, float $yaw = 0): Entity |
|
160 | |||
161 | /** |
||
162 | * Scale component |
||
163 | * |
||
164 | * All entities inherently have the scale component. |
||
165 | * |
||
166 | * @param int|float $scale_x |
||
167 | * @param int|float $scale_y |
||
168 | * @param int|float $scale_z |
||
169 | * @return \AframeVR\Core\Entity |
||
170 | */ |
||
171 | 9 | public function scale(float $scale_x = 1, float $scale_y = 1, float $scale_z = 1): Entity |
|
178 | |||
179 | /** |
||
180 | * Animations |
||
181 | * |
||
182 | * @param mixed $name |
||
183 | * @return \AframeVR\Interfaces\AnimationInterface |
||
184 | */ |
||
185 | 5 | public function animation($name = 'untitled'): AnimationInterface |
|
189 | |||
190 | /** |
||
191 | * Set mixin attribute |
||
192 | * |
||
193 | * @param string $id |
||
194 | * @return \AframeVR\Core\Entity |
||
195 | */ |
||
196 | 3 | public function mixin(string $id) |
|
201 | |||
202 | /** |
||
203 | * Load component for this entity |
||
204 | * |
||
205 | * @param string $component_name |
||
206 | * @throws \AframeVR\Core\Exceptions\BadComponentCallException |
||
207 | * @return object|null |
||
208 | */ |
||
209 | 76 | public function component(string $component_name) |
|
223 | |||
224 | /** |
||
225 | * Handle entity components |
||
226 | * |
||
227 | * Since we might need to customize these to have |
||
228 | * custom components loaded as $this->methosd aswell therefore |
||
229 | * we have these placeholder magic methods here |
||
230 | * |
||
231 | * @param string $component_name |
||
232 | * @param array $args |
||
233 | */ |
||
234 | 21 | View Code Duplication | public function __call(string $component_name, array $args) |
245 | |||
246 | /** |
||
247 | * Create and add DOM element of the entity |
||
248 | * |
||
249 | * @param \DOMDocument $aframe_dom |
||
250 | * @return \DOMElement |
||
251 | */ |
||
252 | 4 | public function domElement(\DOMDocument &$aframe_dom): DOMElement |
|
271 | |||
272 | /** |
||
273 | * Append DOM attributes no set by components |
||
274 | * |
||
275 | * @param \DOMElement $a_entity |
||
276 | */ |
||
277 | 4 | View Code Duplication | private function appendAttributes(\DOMElement &$a_entity) |
285 | |||
286 | /** |
||
287 | * Append childern to entities DOM element |
||
288 | * |
||
289 | * @param \DOMDocument $aframe_dom |
||
290 | * @param \DOMElement $a_entity |
||
291 | */ |
||
292 | 4 | View Code Duplication | private function appendChildren(\DOMDocument &$aframe_dom, \DOMElement &$a_entity) |
308 | |||
309 | /** |
||
310 | * Append childern to entities DOM element |
||
311 | * |
||
312 | * @param \DOMDocument $aframe_dom |
||
313 | * @param \DOMElement $a_entity |
||
314 | */ |
||
315 | 4 | View Code Duplication | private function appendAnimations(\DOMDocument &$aframe_dom, \DOMElement &$a_entity) |
329 | } |
||
330 |
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..