The iterator version of the #strongly_connected_components method. obj.each_strongly_connected_component is similar to obj.strongly_connected_components.each, but modification of obj during the iteration may lead to unexpected results.

#each_strongly_connected_component returns nil.

Source Code

# File tsort.rb, line 178
def each_strongly_connected_component # :yields: nodes
  id_map = {}
  stack = []
  tsort_each_node {|node|
    unless id_map.include? node
      each_strongly_connected_component_from(node, id_map, stack) {|c|
        yield c
      }
    end
  }
  nil
end