update Changes

mojolicious · Sep 25, 2015 · 7e9cd70 · 7e9cd70
1 parent eaec9b5
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diff --git a/Changes b/Changes
@@ -1,6 +1,7 @@
 
 6.22  2015-09-25
   - Improved Mojo::JSON by reusing JSON::PP boolean constants.
+  - Improved uniq method in Mojo::Collection to accept a callback. (CandyAngel)
   - Improved support for empty attributes in Mojo::DOM::HTML.
 
 6.21  2015-09-23

diff --git a/lib/Mojo/Collection.pm b/lib/Mojo/Collection.pm
@@ -95,8 +95,7 @@ sub to_array { [@{shift()}] }
 sub uniq {
   my ($self, $cb) = @_;
   my %seen;
-  return $self->new(grep { !$seen{ $cb->($_) }++ } @$self)
-    if ref $cb eq 'CODE';
+  return $self->new(grep { !$seen{$cb->($_)}++ } @$self) if $cb;
   return $self->new(grep { !$seen{$_}++ } @$self);
 }
 
@@ -344,7 +343,7 @@ representation of either the elements or the return value of the callback.
   # "foo bar baz"
   Mojo::Collection->new('foo', 'bar', 'bar', 'baz')->uniq->join(' ');
 
-  # [[1, 2, 3]]
+  # "[[1, 2, 3]]"
   Mojo::Collection->new([1, 2, 3], [3, 2, 1])->uniq(sub{ $_->[1] })->to_array;
 
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