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 |
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9 | trait ApiSetSortedTrait |
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10 | { |
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11 | /** |
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12 | * @param Request $request |
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13 | * @return mixed |
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14 | */ |
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15 | abstract function dispatch(Request $request); |
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16 | |||
17 | /** |
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18 | * @override |
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19 | * @inheritDoc |
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20 | */ |
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21 | public function zAdd($key, array $options = []) |
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30 | |||
31 | /** |
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32 | * @override |
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33 | * @inheritDoc |
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34 | */ |
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35 | View Code Duplication | public function zCard($key) |
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43 | |||
44 | /** |
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45 | * @override |
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46 | * @inheritDoc |
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47 | */ |
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48 | View Code Duplication | public function zCount($key, $min, $max) |
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56 | |||
57 | /** |
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58 | * @override |
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59 | * @inheritDoc |
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60 | */ |
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61 | public function zIncrBy($key, $increment, $member) |
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69 | |||
70 | /** |
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71 | * @override |
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72 | * @inheritDoc |
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73 | */ |
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74 | public function zInterStore($dst, $numKeys) |
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82 | |||
83 | /** |
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84 | * @override |
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85 | * @inheritDoc |
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86 | */ |
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87 | View Code Duplication | public function zLexCount($key, $min, $max) |
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95 | |||
96 | /** |
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97 | * @override |
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98 | * @inheritDoc |
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99 | */ |
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100 | public function zRange($key, $star, $stop, array $options = []) |
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109 | |||
110 | /** |
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111 | * @override |
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112 | * @inheritDoc |
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113 | */ |
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114 | public function zRangeByLex($key, $min, $max, array $options = []) |
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123 | |||
124 | /** |
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125 | * @override |
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126 | * @inheritDoc |
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127 | */ |
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128 | public function zRevRangeByLex($key, $max, $min, array $options = []) |
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137 | |||
138 | /** |
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139 | * @override |
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140 | * @inheritDoc |
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141 | */ |
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142 | public function zRangeByScore($key, $min, $max, array $options = []) |
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151 | |||
152 | /** |
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153 | * @override |
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154 | * @inheritDoc |
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155 | */ |
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156 | public function zRank($key, $member) |
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164 | |||
165 | /** |
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166 | * @override |
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167 | * @inheritDoc |
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168 | */ |
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169 | public function zRem($key, ...$members) |
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178 | |||
179 | /** |
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180 | * @override |
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181 | * @inheritDoc |
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182 | */ |
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183 | View Code Duplication | public function zRemRangeByLex($key, $min, $max) |
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191 | |||
192 | /** |
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193 | * @override |
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194 | * @inheritDoc |
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195 | */ |
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196 | public function zRemRangeByRank($key, $start, $stop) |
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204 | |||
205 | /** |
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206 | * @override |
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207 | * @inheritDoc |
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208 | */ |
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209 | View Code Duplication | public function zRemRangeByScore($key, $min, $max) |
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217 | |||
218 | /** |
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219 | * @override |
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220 | * @inheritDoc |
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221 | */ |
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222 | public function zRevRange($key, $start, $stop, array $options = []) |
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231 | |||
232 | /** |
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233 | * @override |
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234 | * @inheritDoc |
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235 | */ |
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236 | public function zRevRangeByScore($key, $max, $min, array $options = []) |
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245 | |||
246 | /** |
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247 | * @override |
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248 | * @inheritDoc |
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249 | */ |
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250 | public function zRevRank($key, $member) |
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258 | |||
259 | /** |
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260 | * @override |
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261 | * @inheritDoc |
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262 | */ |
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263 | public function zScore($key, $member) |
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271 | |||
272 | /** |
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273 | * @override |
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274 | * @inheritDoc |
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275 | */ |
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276 | public function zScan($key, $cursor, array $options = []) |
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285 | |||
286 | /** |
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287 | * @inheritDoc |
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288 | */ |
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289 | public function zUnionScore($dst, $numKeys) |
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297 | } |
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298 |
Adding explicit visibility (
private
,protected
, orpublic
) is generally recommend to communicate to other developers how, and from where this method is intended to be used.