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-rw-r--r--lib/PublicInbox/ExtMsg.pm2
-rw-r--r--lib/PublicInbox/Feed.pm2
-rw-r--r--lib/PublicInbox/WWW.pm3
3 files changed, 4 insertions, 3 deletions
diff --git a/lib/PublicInbox/ExtMsg.pm b/lib/PublicInbox/ExtMsg.pm
index 59bbae59..a56df335 100644
--- a/lib/PublicInbox/ExtMsg.pm
+++ b/lib/PublicInbox/ExtMsg.pm
@@ -89,7 +89,7 @@ sub ext_msg {
 again:
                 my $cgi = $ctx->{cgi};
                 my $url = ref($cgi) eq 'CGI' ? $cgi->url(-base) . '/'
-                                        : $cgi->base->as_string;
+                                : $cgi->base->as_string; # Plack::Request
                 $url .= $listname;
                 unshift @pfx, { git_dir => $ctx->{git_dir}, url => $url };
                 foreach my $pfx (@pfx) {
diff --git a/lib/PublicInbox/Feed.pm b/lib/PublicInbox/Feed.pm
index 5708b60e..65514eb6 100644
--- a/lib/PublicInbox/Feed.pm
+++ b/lib/PublicInbox/Feed.pm
@@ -287,7 +287,7 @@ sub get_feedopts {
                 my $base;
                 if (ref($cgi) eq 'CGI') {
                         $base = $cgi->url(-base);
-                } else {
+                } else { # Plack::Request
                         $base = $cgi->base->as_string;
                         $base =~ s!/\z!!;
                 }
diff --git a/lib/PublicInbox/WWW.pm b/lib/PublicInbox/WWW.pm
index b4c050b1..411db16f 100644
--- a/lib/PublicInbox/WWW.pm
+++ b/lib/PublicInbox/WWW.pm
@@ -198,6 +198,7 @@ sub get_thread {
 
 sub self_url {
         my ($cgi) = @_;
+                                                # Plack::Request
         ref($cgi) eq 'CGI' ? $cgi->self_url : $cgi->uri->as_string;
 }
 
@@ -362,7 +363,7 @@ sub r301 {
         if (ref($cgi) eq 'CGI') {
                 $url = $cgi->url(-base) . '/';
                 $qs = $cgi->query_string;
-        } else {
+        } else { # Plack::Request
                 $url = $cgi->base->as_string;
                 $qs = $cgi->env->{QUERY_STRING};
         }