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<?php |
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namespace Desmond; |
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use Desmond\exceptions\ArgumentException; |
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5
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trait ArgumentHelper |
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{ |
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215 |
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public function expectArguments($function, array $expected, array $actual) |
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{ |
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215 |
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foreach ($expected as $argIndex => $types) { |
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215 |
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if (!isset($actual[$argIndex])) { |
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31 |
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$this->failException($function, $argIndex, $types); |
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} |
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193 |
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$actualArg = $actual[$argIndex]; |
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193 |
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$requiredTypes = $this->classPaths($types); |
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193 |
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if (!in_array(get_class($actualArg), $requiredTypes)) { |
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$this->failException($function, $argIndex, $types); |
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} |
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} |
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169 |
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return true; |
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} |
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50 |
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public function failException($function, $arg, $types) |
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{ |
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50 |
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if (count($types) > 1) { |
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$message = sprintf( |
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'"%s" expects argument %d to be one of [%s].', |
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$function, $arg+1, implode(', ', $types)); |
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} else { |
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$message = sprintf( |
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'"%s" expects argument %d to be a %s.', |
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$function, $arg+1, $types[0]); |
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} |
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throw new ArgumentException($message); |
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} |
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193 |
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public function classPaths(array $types) |
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{ |
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193 |
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$paths = []; |
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193 |
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foreach ($types as $type) { |
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193 |
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$paths[] = $this->typeClassPath($type); |
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} |
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193 |
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return $paths; |
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} |
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263 |
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public function typeClassPath($type) |
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{ |
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263 |
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return 'Desmond\\data_types\\' . $type . 'Type'; |
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} |
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103 |
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public function isDesmondType($type, $object) { |
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$class = $this->typeClassPath($type); |
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return $object instanceof $class; |
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} |
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152 |
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public function newReturnType($type, $arg=null) |
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{ |
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$class = $this->typeClassPath($type); |
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return $arg === null ? new $class() : new $class($arg); |
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} |
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25 |
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public function cloneArgs(array $args) |
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{ |
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25 |
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$newArgs = []; |
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25 |
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foreach ($args as $arg) { |
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$newArgs[] = clone($arg); |
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} |
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return $newArgs; |
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} |
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} |
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Archer70 /
desmond
