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<?php
/**
* SCSSPHP
*
* @copyright 2012-2020 Leaf Corcoran
*
* @license http://opensource.org/licenses/MIT MIT
*
* @link http://scssphp.github.io/scssphp
*/
namespace ScssPhp\ScssPhp\Ast\Sass\Statement;
use ScssPhp\ScssPhp\Ast\Sass\Expression;
use ScssPhp\ScssPhp\Ast\Sass\Statement;
use ScssPhp\ScssPhp\SourceSpan\FileSpan;
use ScssPhp\ScssPhp\Visitor\StatementVisitor;
/**
* An `@each` rule.
*
* This iterates over values in a list or map.
*
* @extends ParentStatement<Statement[]>
*
* @internal
*/
final class EachRule extends ParentStatement
{
/**
* @var string[]
* @readonly
*/
private $variables;
/**
* @var Expression
* @readonly
*/
private $list;
/**
* @var FileSpan
* @readonly
*/
private $span;
/**
* @param string[] $variables
* @param Statement[] $children
*/
public function __construct(array $variables, Expression $list, array $children, FileSpan $span)
{
$this->variables = $variables;
$this->list = $list;
$this->span = $span;
parent::__construct($children);
}
/**
* @return string[]
*/
public function getVariables(): array
{
return $this->variables;
}
public function getList(): Expression
{
return $this->list;
}
public function getSpan(): FileSpan
{
return $this->span;
}
public function accept(StatementVisitor $visitor)
{
return $visitor->visitEachRule($this);
}
public function __toString(): string
{
return '@each ' . implode(', ', array_map(function ($variable) { return '$' . $variable; }, $this->variables)) . ' in ' . $this->list . ' {' . implode(' ', $this->getChildren()) . '}';
}
}
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