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<?php |
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namespace Solidifier\Visitors\GetterSetter; |
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use Solidifier\Parser\Visitors\ContextualVisitor; |
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use Solidifier\Visitors\ObjectType; |
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use PhpParser\Node; |
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use PhpParser\Node\Stmt\Return_; |
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use PhpParser\Node\Expr\Variable; |
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use PhpParser\Node\Stmt\ClassMethod; |
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use Solidifier\Defects\NotFluidSetter; |
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class FluidSetters extends ContextualVisitor |
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{ |
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private |
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$currentMethodState; |
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protected function before(array $nodes) |
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{ |
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$this->currentMethodState = null; |
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} |
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protected function enter(Node $node) |
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{ |
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if($node instanceof ClassMethod) |
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{ |
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return $this->enterClassMethod($node); |
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} |
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if($node instanceof Return_) |
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{ |
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return $this->enterReturn($node); |
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} |
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} |
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private function enterClassMethod(ClassMethod $node) |
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{ |
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if($this->isASetter($node->name)) |
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{ |
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$this->currentMethodState = new FluidSetterState($node->name); |
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} |
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} |
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private function isASetter($methodName) |
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{ |
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return strtolower(substr($methodName, 0, 3)) === 'set'; |
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} |
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private function enterReturn(Return_ $node) |
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{ |
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if($this->currentMethodState instanceof FluidSetterState) |
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{ |
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$this->currentMethodState->returnCount++; |
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if($node->expr instanceof Variable) |
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{ |
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if($node->expr->name === 'this') |
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{ |
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$this->currentMethodState->returnThis = true; |
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} |
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} |
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} |
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} |
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protected function leave(Node $node) |
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{ |
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if($node instanceof ClassMethod) |
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{ |
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if($this->currentMethodState instanceof FluidSetterState) |
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{ |
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if($this->currentObjectType->type !== ObjectType::TYPE_INTERFACE |
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&& $this->currentMethodState->isValid() === false) |
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{ |
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$this->dispatch( |
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new NotFluidSetter($this->currentObjectType, $node) |
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); |
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} |
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} |
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$this->currentMethodState = null; |
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} |
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} |
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} |
Niktux /
solidifier
The PSR-2 coding standard requires that all properties in a class have their visibility explicitly declared. If you declare a property using
the property is implicitly global.
To learn more about the PSR-2, please see the PHP-FIG site on the PSR-2.