X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FUNIVERSAL.pm;h=e30f5a7eda0408d93111ee6de7d67be6e0456e4d;hb=ebc1fde647268c1d49a6096baf6ca8a708363f5b;hp=d0aa1ede18e2e7eb9ba3bae3413b63644c6cdb7c;hpb=b3f1e0ca82d294b0623e703c44104244c31cb9ef;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/lib/UNIVERSAL.pm b/lib/UNIVERSAL.pm
index d0aa1ed..e30f5a7 100644
--- a/lib/UNIVERSAL.pm
+++ b/lib/UNIVERSAL.pm
@@ -1,6 +1,6 @@
 package UNIVERSAL;
 
-our $VERSION = '1.04';
+our $VERSION = '1.06';
 
 # UNIVERSAL should not contain any extra subs/methods beyond those
 # that it exists to define. The use of Exporter below is a historical
@@ -15,6 +15,7 @@ require Exporter;
 # anything unless called on UNIVERSAL.
 sub import {
     return unless $_[0] eq __PACKAGE__;
+    return unless @_ > 1;
     require warnings;
     warnings::warnif(
       'deprecated',
@@ -146,7 +147,7 @@ I<undef>.  This includes methods inherited or imported by C<$obj>, C<CLASS>, or
 C<VAL>.
 
 C<can> cannot know whether an object will be able to provide a method through
-AUTOLOAD (unless the object's class has overriden C<can> appropriately), so a
+AUTOLOAD (unless the object's class has overridden C<can> appropriately), so a
 return value of I<undef> does not necessarily mean the object will not be able
 to handle the method call. To get around this some module authors use a forward
 declaration (see L<perlsub>) for methods they will handle via AUTOLOAD. For
@@ -164,7 +165,9 @@ block or C<blessed> if you need to be extra paranoid.
 C<VERSION> will return the value of the variable C<$VERSION> in the
 package the object is blessed into. If C<REQUIRE> is given then
 it will do a comparison and die if the package version is not
-greater than or equal to C<REQUIRE>.
+greater than or equal to C<REQUIRE>.  Both C<$VERSION> or C<REQUIRE>
+must be "lax" version numbers (as defined by the L<version> module)
+or C<VERSION> will die with an error.
 
 C<VERSION> can be called as either a class (static) method or an object
 method.