Contents

require_relative 'node'

module ConceptQL
  module Nodes
    # Base class for all nodes that take two streams, a left-hand and a right-hand
    class BinaryOperatorNode < Node
      def children
        [left]
      end

      def graph_it(g, db)
        left.graph_it(g, db)
        right.graph_it(g, db)
        cluster_name = "cluster_#{node_name}"
        me = g.send(cluster_name) do |sub|
          sub[rank: 'same', label: display_name, color: 'black']
          sub.send("#{cluster_name}_left").send('[]', shape: 'point', color: type_color(types))
          sub.send("#{cluster_name}_right").send('[]', shape: 'point')
        end
        left.link_to(g, me.send("#{cluster_name}_left"))
        right.link_to(g, me.send("#{cluster_name}_right"))
        @__graph_node = me.send("#{cluster_name}_left")
      end

      def display_name
        self.class.name.split('::').last.titleize
      end

      private
      def left
        @left ||= options[:left]
      end

      def right
        @right ||= options[:right]
      end
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
conceptql-0.0.5	lib/conceptql/nodes/binary_operator_node.rb
conceptql-0.0.4	lib/conceptql/nodes/binary_operator_node.rb
conceptql-0.0.3	lib/conceptql/nodes/binary_operator_node.rb
conceptql-0.0.1	lib/conceptql/nodes/binary_operator_node.rb