private static @NotNull List<String> getCompletionSeparators() {
    List<String> separators = new ArrayList<>();
    for (char c : MultilinePopupBuilder.SEPARATORS) {
      separators.add(String.valueOf(c));
    }
    separators.add("..");
    return separators;
  }
private static @NotNull List<String> getCompletionSeparators()