allow plain - to fall through in hashpair expansion

diff --git a/lib/SQL/Abstract.pm b/lib/SQL/Abstract.pm
index 5b48dcf..0c99319 100644 (file)
--- a/lib/SQL/Abstract.pm
+++ b/lib/SQL/Abstract.pm
@@ -584,7 +584,7 @@ sub _expand_hashpair {
     }
     puke "Supplying an empty left hand side argument is not supported";
   }
-  if ($k =~ /^-/) {
+  if ($k =~ /^-./) {
     return $self->_expand_hashpair_op($k, $v);
   } elsif ($k =~ /^[^\w]/i) {
     my ($lhs, @rhs) = @$v;