module Cucumber::Parser::Feature

def _nt_close_py_string
  start_index = index
  if node_cache[:close_py_string].has_key?(index)
    cached = node_cache[:close_py_string][index]
    @index = cached.interval.end if cached
    return cached
  end
  i0, s0 = index, []
  r1 = _nt_eol
  s0 << r1
  if r1
    s2, i2 = [], index
    loop do
      r3 = _nt_space
      if r3
        s2 << r3
      else
        break
      end
    end
    r2 = instantiate_node(SyntaxNode,input, i2...index, s2)
    s0 << r2
    if r2
      if has_terminal?('"""', false, index)
        r4 = instantiate_node(SyntaxNode,input, index...(index + 3))
        @index += 3
      else
        terminal_parse_failure('"""')
        r4 = nil
      end
      s0 << r4
      if r4
        r5 = _nt_white
        s0 << r5
      end
    end
  end
  if s0.last
    r0 = instantiate_node(SyntaxNode,input, i0...index, s0)
    r0.extend(ClosePyString0)
    r0.extend(ClosePyString1)
  else
    @index = i0
    r0 = nil
  end
  node_cache[:close_py_string][start_index] = r0
  r0
end