Class: KXI::Collections::ArrayCollection::ArrayEnumerator
- Inherits:
-
Enumerator
- Object
- Enumerator
- KXI::Collections::ArrayCollection::ArrayEnumerator
- Defined in:
- lib/kxi/collections/array_collection.rb
Overview
Enumerates array
Instance Method Summary collapse
-
#current ⇒ Object
Returns current item.
-
#initialize(array) ⇒ ArrayEnumerator
constructor
Instantiates the ArrayEnumerator class.
-
#next ⇒ Bool
Advances enumerator to next item.
-
#rewind ⇒ Bool
Selects first item in collection.
Constructor Details
#initialize(array) ⇒ ArrayEnumerator
Instantiates the KXI::Collections::ArrayCollection::ArrayEnumerator class
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# File 'lib/kxi/collections/array_collection.rb', line 78 def initialize(array) @arr = array @current = 0 end |
Instance Method Details
#current ⇒ Object
Returns current item
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# File 'lib/kxi/collections/array_collection.rb', line 99 def current @arr[@current] end |
#next ⇒ Bool
Advances enumerator to next item
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# File 'lib/kxi/collections/array_collection.rb', line 92 def next @current = @current + 1 return @current < @arr.length end |
#rewind ⇒ Bool
Selects first item in collection
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# File 'lib/kxi/collections/array_collection.rb', line 85 def rewind @current = 0 return @arr.length > 0 end |