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|
## name Simple unused, single, unassigned lexical.
## failures 1
## cut
my $x;
#-----------------------------------------------------------------------------
## name Simple unused, multiple, unassigned lexicals.
## failures 3
## cut
my ($x, @z, %y);
#-----------------------------------------------------------------------------
## name Simple unused assigned lexicals. Not going to handle this yet.
## failures 0
## cut
# Need to look out for RAII.
my $y = foo();
#-----------------------------------------------------------------------------
## name List assignment. Not going to handle this yet.
## failures 0
## cut
sub foo {
my ($b, $y) = @_;
}
#-----------------------------------------------------------------------------
## name Simple unused explicit global.
## failures 0
## cut
our $x;
#-----------------------------------------------------------------------------
## name Simple unused implicit global.
## failures 0
## cut
$x;
#-----------------------------------------------------------------------------
## name Simple unused localized.
## failures 0
## cut
local $x;
#-----------------------------------------------------------------------------
## name Simple used lexical scalar.
## failures 0
## cut
my $x = 1;
print $x;
#-----------------------------------------------------------------------------
## name Simple used lexical array.
## failures 0
## cut
my @x;
$x[0] = 5;
#-----------------------------------------------------------------------------
## name Simple used lexical hash.
## failures 0
## cut
my %foo;
$foo{bar} = -24;
#-----------------------------------------------------------------------------
## name Shadowed variable. No going to handle this yet.
## failures 0
## cut
my $x = 2;
{
my $x = 1;
blah();
}
#-----------------------------------------------------------------------------
## name Separate lexicals. No going to handle this yet.
## failures 0
## cut
{
my $x = 2;
}
{
my $x = 1;
blah();
}
#-----------------------------------------------------------------------------
## name Closures
## failures 0
## cut
{
my $has_graphviz = undef;
sub has_graphviz {
if (!defined $has_graphviz) {
$has_graphviz = eval { require GraphViz; 1; } ? 1 : 0;
}
return $has_graphviz;
}
}
#-----------------------------------------------------------------------------
##############################################################################
# $URL: http://perlcritic.tigris.org/svn/perlcritic/trunk/distributions/Perl-Critic/t/Variables/ProhibitUnusedVariables.run $
# $Date: 2009-03-07 09:14:51 -0600 (Sat, 07 Mar 2009) $
# $Author: clonezone $
# $Revision: 3231 $
##############################################################################
# Local Variables:
# mode: cperl
# cperl-indent-level: 4
# fill-column: 78
# indent-tabs-mode: nil
# c-indentation-style: bsd
# End:
# ex: set ts=8 sts=4 sw=4 tw=78 ft=perl expandtab shiftround :
|
