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<?php
declare(strict_types=1);
namespace Web3\Namespaces;
use Web3\Contracts\Transporter;
use Web3\Exceptions\ErrorException;
use Web3\Exceptions\TransporterException;
use Web3\Formatters\StringToHex;
final class Web3
{
/**
* Creates a new Web3 instance.
*/
public function __construct(private Transporter $transporter)
{
// ..
}
/**
* Returns the version of the current client.
*
* @throws ErrorException|TransporterException
*/
public function clientVersion(): string
{
$result = $this->transporter->request('web3_clientVersion');
assert(is_string($result));
return $result;
}
/**
* Hashes data using the Keccak-256 algorithm.
*
* @throws ErrorException|TransporterException
*/
public function sha3(string $data): string
{
$data = StringToHex::format($data);
$result = $this->transporter->request('web3_sha3', [$data]);
assert(is_string($result));
return $result;
}
}
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