From 1c5274b67308c10512e275d018ee18befcfb487f Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Thu, 16 May 2019 00:06:17 +0200
Subject: libinterimap: quote() the empty string as "" instead of a 0-length
 literal.

Compression asside, this saves 3 bytes and one round-trip on servers not
supporting non-synchronizing literals, and 4 bytes otherwise.
---
 lib/Net/IMAP/InterIMAP.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/Net/IMAP/InterIMAP.pm b/lib/Net/IMAP/InterIMAP.pm
index 37616f4..26c3712 100644
--- a/lib/Net/IMAP/InterIMAP.pm
+++ b/lib/Net/IMAP/InterIMAP.pm
@@ -239,7 +239,7 @@ sub quote($) {
     if ($str =~ qr/\A$RE_ASTRING_CHAR+\z/) {
         return $str;
     }
-    elsif ($str =~ qr/\A$RE_TEXT_CHAR+\z/) {
+    elsif ($str =~ qr/\A$RE_TEXT_CHAR*\z/) {
         $str =~ s/([\x22\x5C])/\\$1/g;
         return "\"$str\"";
     }
-- 
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