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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\Expression;
use ScssPhp\ScssPhp\Ast\Sass\Expression;
use ScssPhp\ScssPhp\SourceSpan\FileSpan;
use ScssPhp\ScssPhp\Value\Value;
use ScssPhp\ScssPhp\Visitor\ExpressionVisitor;
/**
* An expression that directly embeds a value.
*
* This is never constructed by the parser. It's only used when ASTs are
* constructed dynamically, as for the `call()` function.
*
* @internal
*/
final class ValueExpression implements Expression
{
/**
* @var Value
* @readonly
*/
private $value;
/**
* @var FileSpan
* @readonly
*/
private $span;
public function __construct(Value $value, FileSpan $span)
{
$this->value = $value;
$this->span = $span;
}
public function getValue(): Value
{
return $this->value;
}
public function getSpan(): FileSpan
{
return $this->span;
}
public function accept(ExpressionVisitor $visitor)
{
return $visitor->visitValueExpression($this);
}
public function __toString(): string
{
return (string) $this->value;
}
}
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