Sha256: 8ffc6a5844fe2bb6dfc02bcc78de3f0bb3c08965ea9414106cf9055b3abaa67d
Contents?: true
Size: 596 Bytes
Versions: 7
Compression:
Stored size: 596 Bytes
Contents
#
# Clone a tree_node
#
class CloneTreeNodeVisitor < TreeNodeVisitor
attr_reader :cloned_root
def initialize
super
@cloned_root = nil
@stack = []
end
def enter_tree_node( treeNode )
if @stack.empty?
cloned_tree_node = TreeNode.new( treeNode.name )
@cloned_root = cloned_tree_node
else
cloned_tree_node = TreeNode.new( treeNode.name, @stack.last )
end
@stack.push( cloned_tree_node )
end
def exit_tree_node( treeNode )
@stack.pop
end
def visit_leaf_node( leaf_node )
LeafNode.new( leaf_node.name, @stack.last )
end
end
Version data entries
7 entries across 7 versions & 1 rubygems