// Also, if the action declares variables, don't print the result.
		val := s.evalPipeline(dot, node.Pipe)
		if len(node.Pipe.Decl) == 0 {
			s.printValue(node, val)
		}
	case *parse.BreakNode:
		panic(walkBreak)
	case *parse.CommentNode:
	case *parse.ContinueNode:
		panic(walkContinue)
	case *parse.IfNode:
		s.walkIfOrWith(parse.NodeIf, dot, node.Pipe, node.List, node.ElseList)