pub(crate) fn remove_message_footer<'a>(
lines: &'a [&str],
) -> (&'a [&'a str], Option<&'a [&'a str]>)Expand description
Remove standard (RFC 3676, §4.3) footer if it is found.
Returns (lines, footer_lines) tuple;
footer_lines is set to Some if the footer was actually removed from lines
(which is equal to the input array otherwise).