module RailsERD::Diagram::Graphviz::Uml
Public Instance Methods
relationship_style(relationship)
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# File lib/rails_erd/diagram/graphviz.rb, line 161 def relationship_style(relationship) {}.tap do |options| options[:style] = :dotted if relationship.indirect? options[:arrowsize] = 0.7 options[:arrowhead] = relationship.to_many? ? "vee" : "none" options[:arrowtail] = relationship.many_to? ? "vee" : "none" ranges = [relationship.cardinality.destination_range, relationship.cardinality.source_range].map do |range| if range.min == range.max "#{range.min}" else "#{range.min}..#{range.max == Domain::Relationship::N ? "∗" : range.max}" end end options[:headlabel], options[:taillabel] = *ranges end end