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| # We create an index to store all of the comments in the tree, | |
| # indexed by ID. This lets us quickly build out the comment structure | |
| # as we iterate over each comment. | |
| node_index = ActiveSupport::OrderedHash.new | |
| nodes.each do |node| | |
| node_index[node.id] = { | |
| node: node, | |
| parent: nil, | |
| reply_to: nil, | |
| children: [] | |
| } | |
| end |
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