vendor/psr/http-client/src/ClientInterface.php

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<?php

namespace Psr\Http\Client;

use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;

interface ClientInterface
{
    /**
     * Sends a PSR-7 request and returns a PSR-7 response.
     *
     * @param RequestInterface $request
     *
     * @return ResponseInterface
     *
     * @throws \Psr\Http\Client\ClientExceptionInterface If an error happens while processing the request.
     */
    public function sendRequest(RequestInterface $request): ResponseInterface;
}