def METHOD_NAME(source):
    make_exe = "ninja"
    process = subprocess.Popen(
        [make_exe, "-t", "commands"],
        stdout=subprocess.PIPE,
        cwd=BUILD_DIR,
    )
    while process.poll():
        time.sleep(1)
    out = process.stdout.read()
    process.stdout.close()
    # print("done!", len(out), "bytes")
    data = out.decode("utf-8", errors="ignore").split("\n")
    return find_arg(source, data)