Parse error: syntax error, unexpected $end in /home/disco/public_html/wp-includes/option.php on line 1231 [closed]-Collection of common programming errors

Here is my code in option.php, the error is in the last line

if ( $result ) {

    /**
     * Fires after the value of a specific site option has been successfully updated.
     *
     * The dynamic portion of the hook name, $option, refers to the option name.
     *
     * @since 2.9.0 As "update_site_option_{$key}"
     * @since 3.0.0
     *
     * @param string $option    Name of site option.
     * @param mixed  $value     Current value of site option.
     * @param mixed  $old_value Old value of site option.
     */
    do_action( "update_site_option_{$option}", $option, $value, $old_value );

    /**
     * Fires after the value of a site option has been successfully updated.
     *
     * @since 3.0.0
     *
     * @param string $option    Name 

(I got the error here in this line)