DOT::DOTElement
this is edge
# File rdoc/dot/dot.rb, line 237 def initialize( params = {}, option_list = EDGE_OPTS ) super( params, option_list ) @from = params['from'] ? params['from'] : nil @to = params['to'] ? params['to'] : nil end
# File rdoc/dot/dot.rb, line 243 def to_s( t = '' ) t + "#{@from} -> #{to} [\n" + @options.to_a.collect{ |i| i[1] && i[0] != 'label' ? t + $tab + "#{i[0]} = #{i[1]}" : i[1] ? t + $tab + "#{i[0]} = \"#{i[1]}\"" : nil }.compact.join( "\n" ) + "\n" + t + "]\n" end
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