class

Spectator::NodeIterator

Inherits Iterator < Enumerable < Reference < Object

Iterates through all nodes in a group and its nested groups. Nodes are iterated in pre-order.

Constructors

new(group : Node)

Creates a new iterator. The group is the example group to iterate through.

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Instance methods

next

Retrieves the next Node. If there are none left, then Iterator::Stop is returned.

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rewind

Restart the iterator at the beginning.

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