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<?php declare(strict_types=1);
namespace Diezz\YamlToObjectMapper\Resolver;
class SubstringArgumentResolver extends CustomArgumentResolver
{
private ArgumentResolver $string;
private ArgumentResolver $offset;
private ?ArgumentResolver $length;
/**
* @param ScalarArgumentResolver $string
* @param ScalarArgumentResolver $offset
*/
public function __construct(ArgumentResolver $string, ArgumentResolver $offset, ?ArgumentResolver $length = null)
$this->string = $string;
$this->offset = $offset;
$this->length = $length;
}
protected function doResolve($context = null): string
$string = (string)$this->string->resolve($context);
$lengthOrOffset = (int)$this->offset->resolve($context);
if ($this->length === null) {
$offset = 0;
$length = $lengthOrOffset;
} else {
$offset = $lengthOrOffset;
$length = (int)$this->length->resolve($context);
return substr($string, $offset, $length);
ww-stas /
yaml-to-object-mapper
