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1 | <?php |
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2 | /** |
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3 | * Fwk |
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4 | * |
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5 | * Copyright (c) 2011-2016, Julien Ballestracci <[email protected]>. |
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6 | * All rights reserved. |
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7 | * |
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8 | * For the full copyright and license information, please view the LICENSE |
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9 | * file that was distributed with this source code. |
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10 | * |
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11 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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12 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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13 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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14 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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15 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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16 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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17 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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18 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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19 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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20 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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21 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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22 | * POSSIBILITY OF SUCH DAMAGE. |
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23 | * |
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24 | * PHP Version 5.3 |
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25 | * |
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26 | * @category DependencyInjection |
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27 | * @package Fwk\Di |
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28 | * @author Julien Ballestracci <[email protected]> |
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29 | * @copyright 2011-2016 Julien Ballestracci <[email protected]> |
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30 | * @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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31 | * @link http://fwk.io/di |
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32 | */ |
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33 | namespace Fwk\Di\Definitions; |
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34 | |||
35 | use Fwk\Di\Container; |
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36 | use Fwk\Di\InvokableInterface; |
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37 | use Fwk\Di\Exceptions; |
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38 | use Fwk\Di\Reference; |
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39 | |||
40 | /** |
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41 | * Abstract Definition Utility |
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42 | * |
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43 | * @category Utilities |
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44 | * @package Fwk\Di |
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45 | * @author Julien Ballestracci <[email protected]> |
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46 | * @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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47 | * @link http://fwk.io/di |
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48 | */ |
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49 | abstract class AbstractArgsDefinition extends AbstractDefinition |
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50 | { |
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51 | /** |
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52 | * List of arguments |
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53 | * @var array<mixed> |
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54 | */ |
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55 | protected $arguments = array(); |
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56 | |||
57 | /** |
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58 | * Constructor |
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59 | * |
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60 | * @param mixed $arg Mixed argument |
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61 | * @param array<mixed> $arguments List of arguments |
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62 | * |
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63 | * @abstract |
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64 | * @return void |
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65 | */ |
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66 | abstract public function __construct($arg, array $arguments = array()); |
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67 | |||
68 | /** |
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69 | * Return the list of arguments |
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70 | * |
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71 | * @return array<mixed> |
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72 | */ |
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73 | public function getArguments() |
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74 | { |
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75 | return $this->arguments; |
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76 | } |
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77 | |||
78 | /** |
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79 | * Adds an argument to the Definition. |
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80 | * |
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81 | * For a ClassDefinition these arguments are passed to the constructor. |
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82 | * |
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83 | * @param string|InvokableInterface $argument The Argument |
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84 | * |
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85 | * @return self |
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86 | */ |
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87 | 9 | public function addArgument($argument) |
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88 | { |
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89 | 9 | $this->arguments[] = $argument; |
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90 | |||
91 | 9 | return $this; |
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92 | } |
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93 | |||
94 | /** |
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95 | * Add multiples arguments (merge) |
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96 | * |
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97 | * @param array<mixed> $arguments List of new arguments |
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98 | * |
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99 | * @return self |
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100 | */ |
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101 | public function addArguments(array $arguments) |
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102 | { |
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103 | $this->arguments += $arguments; |
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104 | |||
105 | return $this; |
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106 | } |
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107 | |||
108 | /** |
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109 | * Returns all arguments (computed) |
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110 | * |
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111 | * @param Container $container The Di Container |
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112 | * @param null|string $definition Name of the current definition (if any) |
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113 | * |
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114 | * @return array<mixed> |
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115 | */ |
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116 | 15 | protected function getConstructorArguments(Container $container, |
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117 | $definition = null |
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118 | ) { |
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119 | 15 | if (!count($this->arguments)) { |
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120 | 8 | return array($container); |
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121 | } |
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122 | |||
123 | 9 | return $this->propertizeArguments( |
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124 | 9 | $this->arguments, |
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125 | $container, |
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126 | $definition |
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127 | ); |
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128 | } |
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129 | |||
130 | /** |
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131 | * Transform arguments to their real value if they are instance of InvokableInterface |
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132 | * or a @reference. |
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133 | * |
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134 | * @param array<mixed> $args List of arguments |
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135 | * @param Container $container The Di Container |
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136 | * @param null|string $definition Name of the current definition (if any) |
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137 | * |
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138 | * @return array<mixed> |
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139 | * @throws Exceptions\InvalidArgumentException |
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140 | */ |
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141 | 12 | protected function propertizeArguments(array $args, Container $container, |
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142 | $definition = null |
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143 | ) { |
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144 | 12 | $return = array(); |
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145 | 12 | foreach ($args as $idx => $arg) { |
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146 | 12 | $arg = $this->transformValueType($arg); |
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147 | 12 | if (is_string($arg)) { |
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148 | 9 | $arg = $container->propertizeString($arg); |
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149 | } |
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150 | |||
151 | 12 | if (is_string($arg) && strpos($arg, '@', 0) === 0) { |
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152 | 3 | $arg = new Reference(substr($arg, 1)); |
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153 | 11 | } elseif (is_array($arg)) { |
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154 | $arg = $this->propertizeArguments($arg, $container, $definition); |
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155 | } |
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156 | |||
157 | try { |
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158 | 12 | $return[$idx] = (($arg instanceof InvokableInterface) |
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159 | 6 | ? $arg->invoke($container, $definition) |
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160 | 10 | : $arg |
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161 | ); |
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162 | 3 | } catch(\Fwk\Di\Exception $exp) { |
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163 | 12 | throw new Exceptions\InvalidArgumentException($idx, $definition, $exp); |
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164 | } |
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165 | } |
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166 | |||
167 | 10 | return $return; |
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168 | } |
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169 | |||
170 | /** |
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171 | * Transforms a string to a type, if known: |
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172 | * |
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173 | * - boolean: true / false |
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174 | * - null: null |
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175 | * |
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176 | * @param string $value The initial string value |
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177 | * |
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178 | * @return mixed |
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0 ignored issues
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179 | */ |
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180 | 12 | protected function transformValueType($value) |
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181 | { |
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182 | 12 | if (!is_string($value)) { |
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183 | 5 | return $value; |
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184 | } |
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185 | |||
186 | 9 | $value = trim($value); |
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187 | 9 | if (strtolower($value) === "true") { |
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188 | $value = true; |
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189 | 9 | } elseif (strtolower($value) === "false") { |
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190 | $value = false; |
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191 | 9 | } elseif (strtolower($value) === "null") { |
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192 | $value = null; |
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193 | } |
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194 | |||
195 | 9 | return $value; |
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196 | } |
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197 | |||
198 | /** |
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199 | * Factory method |
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200 | * |
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201 | * @param mixed $arg Mixed argument |
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202 | * @param array<mixed> $arguments List of arguments |
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203 | * |
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204 | * @return self |
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205 | * @static |
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206 | */ |
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207 | 32 | public static function factory($arg, array $arguments = array()) |
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208 | { |
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209 | 32 | return new static($arg, $arguments); |
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210 | } |
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211 | } |
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212 |
Adding a
@return
annotation to a constructor is not recommended, since a constructor does not have a meaningful return value.Please refer to the PHP core documentation on constructors.