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<?php |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Valentin V (Vvval) |
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*/ |
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declare(strict_types=1); |
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namespace Cycle\ORM\Promise; |
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use Cycle\ORM\Promise\Exception\ProxyFactoryException; |
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use PhpParser\Node; |
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final class Expressions |
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{ |
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/** |
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* @param string $object |
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* @param string $property |
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* @return Node\Expr\FuncCall |
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*/ |
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public static function unsetFunc(string $object, string $property): Node\Expr\FuncCall |
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{ |
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return self::funcCall('unset', [ |
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new Node\Arg(new Node\Expr\PropertyFetch(new Node\Expr\Variable($object), $property)) |
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]); |
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} |
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/** |
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* @param string $object |
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* @param string $property |
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* @return Node\Expr\FuncCall |
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*/ |
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public static function issetFunc(string $object, string $property): Node\Expr\FuncCall |
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{ |
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return self::funcCall('isset', [ |
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new Node\Arg(new Node\Expr\PropertyFetch(new Node\Expr\Variable($object), $property)) |
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]); |
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} |
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/** |
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* @param string $name |
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* @param string $object |
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* @param string $haystackConst |
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* @return Node\Expr\FuncCall |
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*/ |
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public static function inConstArrayFunc(string $name, string $object, string $haystackConst): Node\Expr\FuncCall |
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{ |
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return self::funcCall('in_array', [ |
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new Node\Arg(new Node\Expr\Variable($name)), |
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new Node\Arg(new Node\Expr\ClassConstFetch(new Node\Name($object), $haystackConst)), |
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new Node\Arg(self::const('true')) |
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]); |
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} |
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/** |
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* @param Node\Expr $condition |
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* @param Node\Stmt $stmt |
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* @return Node\Stmt\If_ |
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*/ |
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public static function throwExceptionOnNull(Node\Expr $condition, Node\Stmt $stmt): Node\Stmt\If_ |
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{ |
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$if = new Node\Stmt\If_(self::notNull($condition)); |
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$if->stmts[] = $stmt; |
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$if->else = new Node\Stmt\Else_(); |
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$if->else->stmts[] = self::throwException( |
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Utils::shortName(ProxyFactoryException::class), |
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'Promise not loaded' |
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); |
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return $if; |
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} |
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/** |
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* @param string $name |
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* @return Node\Expr\ConstFetch |
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*/ |
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public static function const(string $name): Node\Expr\ConstFetch |
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{ |
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return new Node\Expr\ConstFetch(new Node\Name($name)); |
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} |
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public static function resolveIntoVar( |
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string $var, |
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string $object, |
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string $property, |
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string $method |
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): Node\Stmt\Expression { |
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return new Node\Stmt\Expression( |
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new Node\Expr\Assign( |
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new Node\Expr\Variable($var), |
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self::resolveMethodCall($object, $property, $method) |
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) |
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); |
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} |
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/** |
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* @param string $object |
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* @param string $property |
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* @param string $method |
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* @return Node\Expr\MethodCall |
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*/ |
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public static function resolveMethodCall(string $object, string $property, string $method): Node\Expr\MethodCall |
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{ |
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return new Node\Expr\MethodCall(self::resolvePropertyFetch($object, $property), $method); |
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} |
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/** |
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* @param string $object |
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* @param string $property |
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* @return Node\Expr\PropertyFetch |
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*/ |
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public static function resolvePropertyFetch(string $object, string $property): Node\Expr\PropertyFetch |
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{ |
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return new Node\Expr\PropertyFetch(new Node\Expr\Variable($object), $property); |
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} |
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/** |
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* @param Node\Expr $expr |
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* @return Node\Expr\BinaryOp\Identical |
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*/ |
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public static function equalsFalse(Node\Expr $expr): Node\Expr\BinaryOp\Identical |
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{ |
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return new Node\Expr\BinaryOp\Identical($expr, self::const('false')); |
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} |
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/** |
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* @param Node\Expr $expr |
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* @return Node\Expr\BinaryOp\NotIdentical |
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*/ |
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public static function notNull(Node\Expr $expr): Node\Expr\BinaryOp\NotIdentical |
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{ |
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return new Node\Expr\BinaryOp\NotIdentical($expr, self::const('null')); |
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} |
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/** |
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* @param string $name |
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* @param array $args |
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* @param array $attributes |
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* @return Node\Expr\FuncCall |
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*/ |
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private static function funcCall(string $name, array $args = [], array $attributes = []): Node\Expr\FuncCall |
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{ |
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return new Node\Expr\FuncCall(new Node\Name($name), $args, $attributes); |
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} |
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/** |
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* @param string $property |
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* @return \PhpParser\Node\Stmt\Expression |
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*/ |
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public static function buildCloneExpression(string $property): Node\Stmt\Expression |
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{ |
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$fetchedProperty = self::resolvePropertyFetch('this', $property); |
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return new Node\Stmt\Expression( |
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new Node\Expr\Assign($fetchedProperty, new Node\Expr\Clone_($fetchedProperty)) |
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); |
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} |
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/** |
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* @param string $class |
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* @param string $message |
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* @return Node\Stmt\Throw_ |
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*/ |
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private static function throwException(string $class, string $message): Node\Stmt\Throw_ |
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{ |
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return new Node\Stmt\Throw_( |
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new Node\Expr\New_(new Node\Name($class), [new Node\Arg(new Node\Scalar\String_($message))]) |
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); |
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} |
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} |
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cycle /
proxy-factory
