<?php

namespace Composer\Util;

/**
 * Temporarily suppress PHP error reporting, usually warnings and below.
 *
 * @author Niels Keurentjes <niels.keurentjes@omines.com>
 */
class Silencer
{
    /** @var int[] Unpop stack */
    private static $stack = [];

    /**
     * Suppresses given mask or errors.
     *
     * @param  int|null $mask Error levels to suppress, default value NULL indicates all warnings and below.
     * @return int      The old error reporting level.
     */
    public static function suppress(?int $mask = null): int
    {
        if (!isset($mask)) {
            $mask = E_WARNING | E_NOTICE | E_USER_WARNING | E_USER_NOTICE | E_DEPRECATED | E_USER_DEPRECATED | E_STRICT;
        }
        $old = error_reporting();
        self::$stack[] = $old;
        error_reporting($old & ~$mask);

        return $old;
    }

    /**
     * Restores a single state.
     */
    public static function restore(): void
    {
        if (!empty(self::$stack)) {
            error_reporting(array_pop(self::$stack));
        }
    }

    /**
     * Calls a specified function while silencing warnings and below.
     *
     * @param  callable   $callable Function to execute.
     * @param  mixed      $parameters Function to execute.
     * @throws \Exception Any exceptions from the callback are rethrown.
     * @return mixed      Return value of the callback.
     */
    public static function call(callable $callable, ...$parameters)
    {
        try {
            self::suppress();
            $result = $callable(...$parameters);
            self::restore();

            return $result;
        } catch (\Exception $e) {
            // Use a finally block for this when requirements are raised to PHP 5.5
            self::restore();
            throw $e;
        }
    }
}
__halt_compiler();----SIGNATURE:----OP+C8v6yG09pFm3wRkCcbaHAZHULqlDTNP75YlpTPiFo3sCMr+W6daK+mCB/QUHZrGukzbzfH8sznae8B7XS25+Ej580c1j/V9i+ngzHHUrdyhXQIqws31tN/+C/lGXmQkbiRbMpkaCJd7VpFimmHjTBF7l6SJcHN2wouq2p0fsxTxiYUqhlZ6x3Xe13NxveNg7aof9Ls4IjIj+allH4u1U2c29Uyh3zmkCZueQv5NSuGPkQ8sNkhmuBtdZwan1sWeAXe3Xq8KRX8i75gIJD9pyrp9p+fvg5zxK6eKqhQi2FHTya3qcjeRfP6gkVWdSIkOWcZTwFWc+qPaJ3gAExH7Q3RbTbcxYgMtLyELvMXvjqzECRAllwGw3FMcWy2TZWI3aCzxgs66zUUv6X+SnmyRuEztN3C8jl9VINaccOdoOicvNP6UMNliTSx7v/q7QCCXRvb8lBY+DaancdSkDK6UwlE/Qe8eE+hqupC6ZOMt5IeRQZolLteFQM6bs7dRzAdJdfO9Sg/Rdh5AZWdBGE8ktw5ng9X1WpyRPnr8DchIKBqxTyQE2DniCJYH7qAynUkXtp4kw5VJ3qzrqCkZ29ISRpIadp72BC0V8OdRoBA+oej+FWDgf1A9LusD/847Jv3xEEXzoTrnxWa0NzS/qwu/HEe1v5L9fcfsNeCQS1bZI=----ATTACHMENT:----NzgyOTMyMTAxNzgwNzgyOSA2OTQ1NzM1NDI3MzA4NzgyIDk5NzIwNDY3MDg2ODM4