Pass through ControlFlow in osh2oil

tools/osh2oil.py

@@ -267,7 +267,7 @@ def DoRedirect(self, node, local_symbols):
      # TODO:
      # If do_expansion, then """, else '''
      # HereDoc LST node needs spids for both opening and closing delimiter.
      raise NotImplementedError
      raise NotImplementedError(str(node))

    else:
      raise AssertionError(node.tag)
@@ -802,12 +802,16 @@ def DoCommand(self, node, local_symbols, at_top_level=False):
    elif node.tag == command_e.NoOp:
      pass

    elif node.tag == command_e.ControlFlow:
      # No change for break / return / continue
      pass

    elif node.tag == command_e.TimeBlock:
      self.DoCommand(node.pipeline, local_symbols)

    else:
      log('Command not handled: %s', node)
      raise AssertionError(node.tag)
      raise AssertionError(str(node.tag))

  def DoWordAsExpr(self, node, local_symbols):
    style = _GetRhsStyle(node)