send-email: simplify sendmail aliases comment and blank line recognizer

Replace unnecessarily complex regular expression for recognizing comment
and blank lines in sendmail aliases with idiomatic expressions which
can be easily understood at a glance.

Signed-off-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-send-email.perl b/git-send-email.perl
index 76bb499fbbb3d99b9d5a6a378586c31bce838db2..e777bd3a60b16f735733df8d30e9e6b273857f2e 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -505,7 +505,7 @@ sub parse_sendmail_alias {
 sub parse_sendmail_aliases {
        my $fh = shift;
        while (<$fh>) {
-               if (/^\s*(?:#.*)?$/) { next; }
+               next if /^\s*$/ || /^\s*#/;
                parse_sendmail_alias($_);
        }
 }