类 Psych::Visitors::DepthFirst

# File ext/psych/lib/psych/visitors/depth_first.rb, line 5
def initialize block
  @block = block
end

# File ext/psych/lib/psych/visitors/depth_first.rb, line 11
def nary o
  o.children.each { |x| visit x }
  @block.call o
end

# File ext/psych/lib/psych/visitors/depth_first.rb, line 20
def terminal o
  @block.call o
end