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<?php |
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/** |
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* \AppserverIo\Doppelgaenger\Entities\Assertions\InstanceAssertion |
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* |
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* NOTICE OF LICENSE |
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* |
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* This source file is subject to the Open Software License (OSL 3.0) |
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* that is available through the world-wide-web at this URL: |
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* http://opensource.org/licenses/osl-3.0.php |
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* |
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* PHP version 5 |
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* |
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* @author Bernhard Wick <[email protected]> |
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* @copyright 2015 TechDivision GmbH - <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/doppelgaenger |
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* @link http://www.appserver.io/ |
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*/ |
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namespace AppserverIo\Doppelgaenger\Entities\Assertions; |
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use AppserverIo\Doppelgaenger\Dictionaries\ReservedKeywords; |
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/** |
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* This class is used to provide an object base way to pass assertions as e.g. a precondition. |
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* |
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* @author Bernhard Wick <[email protected]> |
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* @copyright 2015 TechDivision GmbH - <[email protected]> |
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* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0) |
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* @link https://github.com/appserver-io/doppelgaenger |
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* @link http://www.appserver.io/ |
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*/ |
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class InstanceAssertion extends AbstractAssertion |
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{ |
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/** |
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* @var string $operand The operand we have to check |
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*/ |
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public $operand; |
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/** |
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* @var string $class The name of the class we have to check for |
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*/ |
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public $class; |
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/** |
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* Default constructor |
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* |
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* @param string $operand The operand we have to check |
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* @param string $class The name of the class we have to check for |
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*/ |
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public function __construct($operand, $class) |
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{ |
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$this->operand = $operand; |
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$this->class = $class; |
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parent::__construct(); |
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} |
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/** |
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* Will return a string representation of this assertion |
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* |
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* @return string |
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*/ |
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public function getString() |
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{ |
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// We need to add an initial backslash if there is none |
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if (strpos($this->class, '\\') > 0) { |
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$this->class = '\\' . $this->class; |
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} |
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return (string)$this->operand . ' instanceof ' . $this->class; |
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} |
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/** |
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* Invert the logical meaning of this assertion |
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* |
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* @return bool |
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*/ |
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public function invert() |
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{ |
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if ($this->inverted !== true) { |
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$this->operand = '!' . $this->operand; |
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$this->inverted = true; |
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return true; |
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} elseif ($this->inverted === true) { |
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$this->operand = ltrim($this->operand, '!'); |
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$this->inverted = false; |
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return true; |
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} else { |
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return false; |
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} |
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} |
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/** |
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* Return a string representation of the classes logic as a piece of PHP code. |
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* Used to transfer important logic into generated code |
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* |
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* @return string |
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*/ |
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View Code Duplication |
public function toCode() |
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{ |
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return 'if ('. $this->getInvertString() .') { |
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' . ReservedKeywords::FAILURE_VARIABLE . '[] = sprintf( |
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\'%s must be an instance of %s, %s found instead.\', |
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\'' . str_replace(ReservedKeywords::RESULT, 'The returned object', $this->operand) . '\', |
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\'' . $this->class . '\', |
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' . $this->operand . ' === null ? \'null\' : get_class(' . $this->operand . ') |
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); |
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}'; |
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} |
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} |
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appserver-io /
doppelgaenger
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