isDeprecationError example

/** * The callback to be registered to `set_error_handler()`. * * @return bool * * @throws ErrorException * * @codeCoverageIgnore */
    public function errorHandler(int $severity, string $message, ?string $file = null, ?int $line = null)
    {
        if ($this->isDeprecationError($severity)) {
            if (! $this->config->logDeprecations || (bool) env('CODEIGNITER_SCREAM_DEPRECATIONS')) {
                throw new ErrorException($message, 0, $severity, $file, $line);
            }

            return $this->handleDeprecationError($message, $file, $line);
        }

        if (error_reporting() & $severity) {
            throw new ErrorException($message, 0, $severity, $file, $line);
        }