@@ -20,7 +20,7 @@ discard block  | 
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| 20 | 20 | * Returns the value from $hash matching the given path ($path) or  | 
                                                        
| 21 | 21 | * if the path cannot be found in the hash, it returns the default  | 
                                                        
| 22 | 22 | * value ($default).  | 
                                                        
| 23 | - * @param $path A list of keys to traverse, seperated by '/'  | 
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| 23 | + * @param null|string $path A list of keys to traverse, seperated by '/'  | 
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| 24 | 24 | * @param $hash The hash to search  | 
                                                        
| 25 | 25 | * @param null $default The default value if the path is not found.  | 
                                                        
| 26 | 26 | * @return mixed|null  | 
                                                        
@@ -99,7 +99,7 @@ discard block  | 
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| 99 | 99 | * Converts a hash to a \arc\tree\NamedNode  | 
                                                        
| 100 | 100 | * @param $hash  | 
                                                        
| 101 | 101 | * @param null $parent  | 
                                                        
| 102 | - * @return tree\NamedNode|null  | 
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| 102 | + * @return tree\NamedNode  | 
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| 103 | 103 | */  | 
                                                        
| 104 | 104 | public static function tree($hash, $parent = null)  | 
                                                        
| 105 | 105 |      { | 
                                                        
@@ -88,7 +88,7 @@  | 
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| 88 | 88 | * @param array $namedArgs Optional. The named arguments to pepper the function with, the order must be the order  | 
                                                        
| 89 | 89 | * in which the unpeppered function expects them. If not set, pepper will use Reflection to get them.  | 
                                                        
| 90 | 90 | * Format is [ 'argumentName' => 'defaultValue' ]  | 
                                                        
| 91 | - * @return callable  | 
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| 91 | + * @return \Closure  | 
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| 92 | 92 | */  | 
                                                        
| 93 | 93 | public static function pepper(callable $callable, $namedArgs=null)  | 
                                                        
| 94 | 94 |      { |