javatests/de/jflex/testcase/macro_exp/macro2.flex (9 lines of code) (raw):
/*
* Copyright 2020, Gerwin Klein <lsf@jflex.de>
* SPDX-License-Identifier: BSD-3-Clause
*/
package de.jflex.testcase.macro_exp2;
%%
MACRO = "using some " {UNDEFINED} " macro"
%%
{MACRO} { /* some action */ }