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<?php |
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declare(strict_types=1); |
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namespace Doctrine\ORM\Query\AST; |
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/** |
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* Abstract class of an AST node. |
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*/ |
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abstract class Node |
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{ |
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/** |
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* Double-dispatch method, supposed to dispatch back to the walker. |
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* |
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* Implementation is not mandatory for all nodes. |
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* |
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* @param \Doctrine\ORM\Query\SqlWalker $walker |
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* |
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* @throws ASTException |
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*/ |
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public function dispatch($walker) |
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{ |
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throw ASTException::noDispatchForNode($this); |
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} |
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/** |
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* Dumps the AST Node into a string representation for information purpose only. |
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* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return $this->dump($this); |
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} |
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/** |
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* @param object $obj |
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* |
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* @return string |
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*/ |
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public function dump($obj) |
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{ |
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static $ident = 0; |
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$str = ''; |
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if ($obj instanceof Node) { |
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$str .= get_class($obj) . '(' . PHP_EOL; |
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$props = get_object_vars($obj); |
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foreach ($props as $name => $prop) { |
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$ident += 4; |
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$str .= str_repeat(' ', $ident) . '"' . $name . '": ' |
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. $this->dump($prop) . ',' . PHP_EOL; |
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$ident -= 4; |
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} |
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$str .= str_repeat(' ', $ident) . ')'; |
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} elseif (is_array($obj)) { |
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$ident += 4; |
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$str .= 'array('; |
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$some = false; |
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foreach ($obj as $k => $v) { |
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$str .= PHP_EOL . str_repeat(' ', $ident) . '"' |
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. $k . '" => ' . $this->dump($v) . ','; |
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$some = true; |
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} |
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$ident -= 4; |
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$str .= ($some ? PHP_EOL . str_repeat(' ', $ident) : '') . ')'; |
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} elseif (is_object($obj)) { |
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$str .= 'instanceof(' . get_class($obj) . ')'; |
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} else { |
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$str .= var_export($obj, true); |
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} |
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return $str; |
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} |
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} |
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doctrine /
orm
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This check looks for parameters that have been defined for a function or method, but which are not used in the method body.