Method: Dom::Node#print_tree

Defined in:
lib/dom/node.rb

Generates a text-output on console, representing the subtree-structure of the current node. The current node is not being printed.

Examples:

example output

-Core
  -extend
  -extensions
  -logger
    -log
  -properties

Returns:

  • (nil) 


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# File 'lib/dom/node.rb', line 343

def print_tree

  # Because parent = nil and parent = Dom.root are handled the same at #parents
  # we need to make a difference here
  if @parent.nil?
    level = 0
  else
    level = parents.count + 1
  end
  
  @children.each do |name, child|
    puts "#{"  " * level}-#{name.to_s}#{' (NoDoc)' if child.is_a? NoDoc}"
    child.print_tree
  end
  nil
end