@@ -18,7 +18,7 @@  | 
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| 18 | 18 | *  | 
                                                        
| 19 | 19 | * @param int $case Either `CASE_UPPER` or `CASE_LOWER` (default).  | 
                                                        
| 20 | 20 | *  | 
                                                        
| 21 | - * @return Chain  | 
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| 21 | + * @return ChangeKeyCase  | 
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| 22 | 22 | */  | 
                                                        
| 23 | 23 | public function changeKeyCase($case = CASE_LOWER)  | 
                                                        
| 24 | 24 |      { | 
                                                        
@@ -18,7 +18,7 @@  | 
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| 18 | 18 | * will be converted to string.  | 
                                                        
| 19 | 19 | * @param Chain|array $values Array or instance of `Cocur\Chain\Chain` of values to be used.  | 
                                                        
| 20 | 20 | *  | 
                                                        
| 21 | - * @return Chain  | 
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| 21 | + * @return Combine  | 
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| 22 | 22 | */  | 
                                                        
| 23 | 23 | public function combine($keys, $values)  | 
                                                        
| 24 | 24 |      { | 
                                                        
@@ -20,7 +20,7 @@  | 
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| 20 | 20 | *  | 
                                                        
| 21 | 21 | * @param Chain|array $array2 An array or instance of `Cocur\Chain\Chain` to compare against.  | 
                                                        
| 22 | 22 | *  | 
                                                        
| 23 | - * @return Chain  | 
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| 23 | + * @return Diff  | 
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| 24 | 24 | */  | 
                                                        
| 25 | 25 | public function diff($array2)  | 
                                                        
| 26 | 26 |      { | 
                                                        
@@ -23,7 +23,7 @@  | 
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| 23 | 23 | * @param int $num Number of elements to insert. Must be greater than or equal to zero.  | 
                                                        
| 24 | 24 | * @param mixed $value Value to use for filling.  | 
                                                        
| 25 | 25 | *  | 
                                                        
| 26 | - * @return Chain  | 
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| 26 | + * @return Fill  | 
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| 27 | 27 | */  | 
                                                        
| 28 | 28 | public static function fill($startIndex, $num, $value = null)  | 
                                                        
| 29 | 29 |      { | 
                                                        
@@ -20,7 +20,7 @@  | 
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| 20 | 20 | *  | 
                                                        
| 21 | 21 | * @param callable $callback The callback function to use.  | 
                                                        
| 22 | 22 | *  | 
                                                        
| 23 | - * @return Chain  | 
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| 23 | + * @return Filter  | 
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| 24 | 24 | */  | 
                                                        
| 25 | 25 | public function filter(callable $callback)  | 
                                                        
| 26 | 26 |      { | 
                                                        
@@ -11,7 +11,7 @@  | 
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| 11 | 11 | trait Flip  | 
                                                        
| 12 | 12 |  { | 
                                                        
| 13 | 13 | /**  | 
                                                        
| 14 | - * @return Chain  | 
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| 14 | + * @return Flip  | 
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| 15 | 15 | */  | 
                                                        
| 16 | 16 | public function flip()  | 
                                                        
| 17 | 17 |      { | 
                                                        
@@ -15,7 +15,7 @@  | 
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| 15 | 15 | /**  | 
                                                        
| 16 | 16 | * @param Chain|array $array2  | 
                                                        
| 17 | 17 | *  | 
                                                        
| 18 | - * @return Chain  | 
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| 18 | + * @return Intersect  | 
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| 19 | 19 | */  | 
                                                        
| 20 | 20 | public function intersect($array2)  | 
                                                        
| 21 | 21 |      { | 
                                                        
@@ -15,7 +15,7 @@  | 
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| 15 | 15 | /**  | 
                                                        
| 16 | 16 | * @param Chain|array $array  | 
                                                        
| 17 | 17 | *  | 
                                                        
| 18 | - * @return Chain  | 
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| 18 | + * @return IntersectAssoc  | 
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| 19 | 19 | */  | 
                                                        
| 20 | 20 | public function intersectAssoc($array)  | 
                                                        
| 21 | 21 |      { | 
                                                        
@@ -15,7 +15,7 @@  | 
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| 15 | 15 | /**  | 
                                                        
| 16 | 16 | * @param Chain|array $array  | 
                                                        
| 17 | 17 | *  | 
                                                        
| 18 | - * @return Chain  | 
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| 18 | + * @return IntersectKey  | 
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| 19 | 19 | */  | 
                                                        
| 20 | 20 | public function intersectKey($array)  | 
                                                        
| 21 | 21 |      { |