From: Matt S Trout <mst@shadowcat.co.uk>
Date: Tue, 1 Oct 2019 01:59:34 +0000 (+0000)
Subject: add is_undef_value doc and export
X-Git-Tag: v1.90_01~42
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=cb8fe7a5fa85e086d6105fb5e0a69296cdd71992;p=dbsrgits%2FSQL-Abstract.git

add is_undef_value doc and export
---

diff --git a/lib/SQL/Abstract.pm b/lib/SQL/Abstract.pm
index f294876..a47f943 100644
--- a/lib/SQL/Abstract.pm
+++ b/lib/SQL/Abstract.pm
@@ -8,7 +8,7 @@ use List::Util ();
 use Scalar::Util ();
 
 use Exporter 'import';
-our @EXPORT_OK = qw(is_plain_value is_literal_value);
+our @EXPORT_OK = qw(is_plain_value is_literal_value is_undef_value);
 
 BEGIN {
   if ($] < 5.009_005) {
@@ -2650,6 +2650,10 @@ module:
 On failure returns C<undef>, on success returns an B<array> reference
 containing the unpacked version of the supplied literal SQL and bind values.
 
+=head2 is_undef_value
+
+Tests for undef, whether expanded or not.
+
 =head1 WHERE CLAUSES
 
 =head2 Introduction