+# warnings to ignore when handling spam mailboxes and maybe other places
+sub warn_ignore {
+ my $s = "@_";
+ # Email::Address::XS warnings
+ $s =~ /^Argument contains empty address at /
+ || $s =~ /^Element at index [0-9]+ contains /
+ # PublicInbox::MsgTime
+ || $s =~ /^bogus TZ offset: .+?, ignoring and assuming \+0000/
+ || $s =~ /^bad Date: .+? in /
+ # Encode::Unicode::UTF7
+ || $s =~ /^Bad UTF7 data escape at /
+}
+
+# this expects to be RHS in this assignment: "local $SIG{__WARN__} = ..."
+sub warn_ignore_cb {
+ my $cb = $SIG{__WARN__} // \&CORE::warn;
+ sub {
+ return if warn_ignore(@_);
+ $cb->(@_);
+ }
+}
+
+# v2+ only, XXX: maybe we can just rely on ->max_git_epoch and remove
+sub git_dir_latest {
+ my ($self, $max) = @_;
+ defined($$max = $self->max_git_epoch) ?
+ "$self->{inboxdir}/git/$$max.git" : undef;
+}
+