vendor/guzzlehttp/guzzle/src/Utils.php

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<?php

namespace GuzzleHttp;

use GuzzleHttp\Exception\InvalidArgumentException;
use GuzzleHttp\Handler\CurlHandler;
use GuzzleHttp\Handler\CurlMultiHandler;
use GuzzleHttp\Handler\Proxy;
use GuzzleHttp\Handler\StreamHandler;
use Psr\Http\Message\UriInterface;

final class Utils
{
    /**
     * Debug function used to describe the provided value type and class.
     *
     * @param mixed $input
     *
     * @return string Returns a string containing the type of the variable and
     *                if a class is provided, the class name.
     */
    public static function describeType($input): string
    {
        switch (\gettype($input)) {
            case 'object':
                return 'object(' . \get_class($input) . ')';
            case 'array':
                return 'array(' . \count($input) . ')';
            default:
                \ob_start();
                \var_dump($input);
                // normalize float vs double
                /** @var string $varDumpContent */
                $varDumpContent = \ob_get_clean();

                return \str_replace('double(', 'float(', \rtrim($varDumpContent));
        }
    }

    /**
     * Parses an array of header lines into an associative array of headers.
     *
     * @param iterable $lines Header lines array of strings in the following
     *                        format: "Name: Value"
     */
    public static function headersFromLines(iterable $lines): array
    {
        $headers = [];

        foreach ($lines as $line) {
            $parts = \explode(':', $line, 2);
            $headers[\trim($parts[0])][] = isset($parts[1]) ? \trim($parts[1]) : null;
        }

        return $headers;
    }

    /**
     * Returns a debug stream based on the provided variable.
     *