public static boolean pipeline_command_list(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "pipeline_command_list")) return false;
    boolean r;
    Marker m = enter_section_(b, l, _NONE_, PIPELINE_COMMAND_LIST, "<pipeline command list>");
    r = pipeline_command(b, l + 1);
    r = r && pipeline_command_list_1(b, l + 1);
    exit_section_(b, l, m, r, false, null);
    return r;
  }
public static boolean pipeline_command_list(PsiBuilder b, int l)