40 lines
822 B
Ruby
40 lines
822 B
Ruby
#
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# Wrapper around Array so that the casted_by attribute is set in all
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# elements of the array.
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#
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module CouchRest
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class CastedArray < Array
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attr_accessor :casted_by
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attr_accessor :property
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def initialize(array, property)
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self.property = property
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super(array)
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end
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def << obj
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super(instantiate_and_cast(obj))
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end
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def push(obj)
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super(instantiate_and_cast(obj))
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end
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def []= index, obj
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super(index, instantiate_and_cast(obj))
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end
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protected
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def instantiate_and_cast(obj)
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if self.casted_by && self.property && obj.class != self.property.type_class
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self.property.cast_value(self.casted_by, obj)
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else
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obj.casted_by = self.casted_by if obj.respond_to?(:casted_by)
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obj
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end
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end
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end
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end
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