Method: Bio::Tree#collect_node!

Defined in:
lib/bio/tree.rb

#collect_node! ⇒ Object

Replaces each node by each block’s return value. Returns self.



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# File 'lib/bio/tree.rb', line 487

def collect_node! #:yields: node
  tr = {}
  self.each_node do |node|
    tr[node] = yield node
  end
  # replaces nodes in @pathway.relations
  @pathway.relations.each do |rel|
    rel.node.collect! { |node| tr[node] }
  end
  # re-generates @pathway from relations
  @pathway.to_list
  # adds orphan nodes
  tr.each_value do |newnode|
    @pathway.graph[newnode] ||= {}
  end
  self
end