Branch Coverage

blib/lib/Array/Merge/Unique.pm

Criterion	Covered	Total	%
branch	0	6	0.0

line	true	false	branch
18	0	0	if not $u{$_} and do { $u{$_} = 1 }
19	0	0	wantarray ? :
23	0	0	ref $_ eq 'ARRAY' ? :