build_tag_tree

in lib/primer/view_components/linters/tag_tree_helpers.rb [15:54]

• 31 lines of code
• 8 McCabe index (conditional complexity)

      def build_tag_tree(processed_source)
        nodes = processed_source.ast.children
        tag_tree = {}
        tags = []
        current_opened_tag = nil

        nodes.each do |node|
          if node.type == :tag
            
            tag = BetterHtml::Tree::Tag.from_node(node)
            tags << tag

            if tag.closing?
              if current_opened_tag && tag.name == current_opened_tag.name
                tag_tree[current_opened_tag][:closing] = tag
                current_opened_tag = tag_tree[current_opened_tag][:parent]
              end

              next
            end

            self_closing = self_closing?(tag)

            tag_tree[tag] = {
              tag: tag,
              closing: self_closing ? tag : nil,
              parent: current_opened_tag,
              children: []
            }

            tag_tree[current_opened_tag][:children] << tag_tree[tag] if current_opened_tag
            current_opened_tag = tag unless self_closing
          elsif current_opened_tag
            tag_tree[current_opened_tag][:children] << node
          end
        end

        [tags, tag_tree]
      end