<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Process;

use Symfony\Component\Process\Exception\InvalidArgumentException;

/**
 * ProcessUtils is a bunch of utility methods.
 *
 * This class contains static methods only and is not meant to be instantiated.
 *
 * @author Martin Hasoň <martin.hason@gmail.com>
 */
class ProcessUtils
{
    /**
     * This class should not be instantiated.
     */
    private function __construct()
    {
    }

    /**
     * Validates and normalizes a Process input.
     *
     * @param string $caller The name of method call that validates the input
     * @param mixed  $input  The input to validate
     *
     * @return mixed
     *
     * @throws InvalidArgumentException In case the input is not valid
     */
    public static function validateInput(string $caller, $input)
    {
        if (null !== $input) {
            if (\is_resource($input)) {
                return $input;
            }
            if (\is_string($input)) {
                return $input;
            }
            if (\is_scalar($input)) {
                return (string) $input;
            }
            if ($input instanceof Process) {
                return $input->getIterator($input::ITER_SKIP_ERR);
            }
            if ($input instanceof \Iterator) {
                return $input;
            }
            if ($input instanceof \Traversable) {
                return new \IteratorIterator($input);
            }

            throw new InvalidArgumentException(sprintf('"%s" only accepts strings, Traversable objects or stream resources.', $caller));
        }

        return $input;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODczNDEyNDk5NDc5NzE3MSA5NjM5MzM1ODMzMzAzMDUyIDM2MTk5MDU0MDg3MDIzMjE=