PHPSA\Compiler\Expression\Operators\Bitwise\ShiftLeft

Complexity

Total Complexity

7

Size/Duplication

Total Lines	32
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	5

Test Coverage

Coverage

0%

Importance

Changes	3
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
B	compile()	0	20	7

<?php

namespace PHPSA\Compiler\Expression\Operators\Bitwise;

use PHPSA\CompiledExpression;
use PHPSA\Context;
use PHPSA\Compiler\Expression;
use PHPSA\Compiler\Expression\AbstractExpressionCompiler;

class ShiftLeft extends AbstractExpressionCompiler
{
    protected $name = 'PhpParser\Node\Expr\BinaryOp\ShiftLeft';

    /**
     * {expr} << {expr}
     *
     * @param \PhpParser\Node\Expr\BinaryOp\ShiftLeft $expr
     * @param Context $context
     * @return CompiledExpression
     */
    protected function compile($expr, Context $context)
    {
        $left = $context->getExpressionCompiler()->compile($expr->left);
        $right = $context->getExpressionCompiler()->compile($expr->right);

        switch ($left->getType()) {
            case CompiledExpression::INTEGER:
            case CompiledExpression::DOUBLE:
            case CompiledExpression::BOOLEAN:
                switch ($right->getType()) {
                    case CompiledExpression::INTEGER:
                    case CompiledExpression::DOUBLE:
                    case CompiledExpression::BOOLEAN:
                        return new CompiledExpression(CompiledExpression::INTEGER, $left->getValue() << $right->getValue());
                }
                break;
        }

        return new CompiledExpression();
    }
}