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<?php |
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/* |
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* This file is part of the ILess |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace ILess\Node; |
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use ILess\Context; |
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use ILess\Exception\CompilerException; |
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use ILess\Node; |
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use ILess\Output\OutputInterface; |
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use ILess\Visitor\VisitorInterface; |
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/** |
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* Operation node. |
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*/ |
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class OperationNode extends Node |
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{ |
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/** |
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* Node type. |
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* |
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* @var string |
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*/ |
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protected $type = 'Operation'; |
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/** |
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* Operator. |
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* |
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* @var string |
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*/ |
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protected $operator; |
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/** |
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* Array of operands. |
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* |
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* @var array |
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*/ |
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protected $operands; |
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/** |
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* Is spaced flag. |
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* |
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* @var bool |
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*/ |
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public $isSpaced = false; |
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/** |
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* Parens. |
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* |
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* @var bool |
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*/ |
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public $parensInOp = false; |
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/** |
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* Constructor. |
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* |
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* @param string $operator The operator |
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* @param array $operands Array of operands |
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* @param bool $isSpaced Is spaced? |
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*/ |
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public function __construct($operator, array $operands, $isSpaced = false) |
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{ |
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$this->operator = trim($operator); |
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$this->operands = $operands; |
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$this->isSpaced = $isSpaced; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function accept(VisitorInterface $visitor) |
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{ |
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$this->operands = $visitor->visit($this->operands); |
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} |
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/** |
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* Compiles the node. |
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* |
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* @param Context $context The context |
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* @param array|null $arguments Array of arguments |
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* @param bool|null $important Important flag |
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* |
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* @throws CompilerException |
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* |
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* @return Node |
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*/ |
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public function compile(Context $context, $arguments = null, $important = null) |
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{ |
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$a = $this->operands[0]->compile($context); |
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$b = $this->operands[1]->compile($context); |
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if ($context->isMathOn()) { |
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if ($a instanceof DimensionNode && $b instanceof ColorNode) { |
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$a = $a->toColor(); |
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} |
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if ($b instanceof DimensionNode && $a instanceof ColorNode) { |
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$b = $b->toColor(); |
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} |
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if (!self::methodExists($a, 'operate')) { |
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throw new CompilerException('Operation on an invalid type.'); |
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} |
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return $a->operate($context, $this->operator, $b); |
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} else { |
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return new self($this->operator, [$a, $b], $this->isSpaced); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function generateCSS(Context $context, OutputInterface $output) |
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{ |
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$this->operands[0]->generateCSS($context, $output); |
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if ($this->isSpaced) { |
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$output->add(' '); |
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} |
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$output->add($this->operator); |
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if ($this->isSpaced) { |
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$output->add(' '); |
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} |
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$this->operands[1]->generateCSS($context, $output); |
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} |
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} |
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mishal /
iless
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..