UnboundMethod

    # File lib/parse_tree_extensions.rb, line 39
39:   def to_ruby
40:     name = ProcStoreTmp.new_name
41:     ProcStoreTmp.send(:define_method, name, self)
42:     m = ProcStoreTmp.new.method(name)
43:     result = m.to_ruby.sub(/def #{name}(?:\(([^\)]*)\))?/,
44:                            'proc { |\1|').sub(/end\Z/, '}')
45:     return result
46:   end