public static boolean pipeline_command(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "pipeline_command")) return false;
    boolean r;
    Marker m = enter_section_(b, l, _COLLAPSE_, PIPELINE_COMMAND, "<pipeline command>");
    r = pipeline_command_0(b, l + 1);
    if (!r) r = pipeline_command_1(b, l + 1);
    if (!r) r = pipeline_command_2(b, l + 1);
    if (!r) r = let_command(b, l + 1);
    exit_section_(b, l, m, r, false, ShParser::pipeline_recover);
    return r;
  }
public static boolean pipeline_command(PsiBuilder b, int l)