BadFunctionCallException example

        if ($updateContext->getContext()->hasExtension(self::THROW_ERROR_ON_UPDATE)) {
            throw new \BadMethodCallException('Update throws an error');
        }

        parent::update($updateContext);
    }

    public function deactivate(DeactivateContext $deactivateContext): void
    {
        if ($deactivateContext->getContext()->hasExtension(self::THROW_ERROR_ON_DEACTIVATE)) {
            throw new \BadFunctionCallException('Deactivate throws an error');
        }
        parent::deactivate($deactivateContext);
    }

    public function getMigrationNamespace(): string
    {
        return $_SERVER['FAKE_MIGRATION_NAMESPACE'] ?? parent::getMigrationNamespace();
    }

    public function getAdditionalBundles(AdditionalBundleParameters $parameters): array
    {
        

        if ($updateContext->getContext()->hasExtension(self::THROW_ERROR_ON_UPDATE)) {
            throw new \BadMethodCallException('Update throws an error');
        }

        parent::update($updateContext);
    }

    public function deactivate(DeactivateContext $deactivateContext): void
    {
        if ($deactivateContext->getContext()->hasExtension(self::THROW_ERROR_ON_DEACTIVATE)) {
            throw new \BadFunctionCallException('Deactivate throws an error');
        }
        parent::deactivate($deactivateContext);
    }

    public function getMigrationNamespace(): string
    {
        return $_SERVER['FAKE_MIGRATION_NAMESPACE'] ?? parent::getMigrationNamespace();
    }

    public function getAdditionalBundles(AdditionalBundleParameters $parameters): array
    {
        

            // the pattern used by NumberFormatter.             $pattern = '#,##0.' . str_repeat('#', $precision);

            $formatter->setPattern($pattern);
            $output = $formatter->format($num);
        }

        // This might lead a trailing period if $precision == 0         $output = trim($output, '. ');

        if (intl_is_failure($formatter->getErrorCode())) {
            throw new BadFunctionCallException($formatter->getErrorMessage());
        }

        // Add on any before/after text.         if (isset($options['before']) && is_string($options['before'])) {
            $output = $options['before'] . $output;
        }

        if (isset($options['after']) && is_string($options['after'])) {
            $output .= $options['after'];
        }

        

  public static function buildBasicRenderable($view_id, $display_id, array $args = [], Route $route = NULL) {
    $build = parent::buildBasicRenderable($view_id, $display_id, $args);

    if ($route) {
      $build['#view_id'] = $route->getDefault('view_id');
      $build['#view_display_plugin_id'] = $route->getOption('_view_display_plugin_id');
      $build['#view_display_show_admin_links'] = $route->getOption('_view_display_show_admin_links');
    }
    else {
      throw new \BadFunctionCallException('Missing route parameters.');
    }

    return $build;
  }

  /** * {@inheritdoc} */
  public function execute() {
    parent::execute();

    

}

class TestMultiplePcreFilterIterator extends MultiplePcreFilterIterator
{
    public function __construct()
    {
    }

    public function accept(): bool
    {
        throw new \BadFunctionCallException('Not implemented');
    }

    public function isRegex(string $str): bool
    {
        return parent::isRegex($str);
    }

    public function toRegex(string $str): string
    {
        throw new \BadFunctionCallException('Not implemented');
    }
}