Method format

core/src/com/google/inject/spi/ErrorDetail.java:61–71

Formats this error along with other errors that are mergeable with this error. mergeableErrors is a list that contains all other errors that are reported in the same exception that are considered to be mergable with this error base on result of calling #isMergeable. The list will

(int index, List<ErrorDetail<?>> mergeableErrors, Formatter formatter)

   * @param formatter for printing the error message
   */
  public final void format(int index, List<ErrorDetail<?>> mergeableErrors, Formatter formatter) {
    String id = getErrorIdentifier().map(s -> "[" + Messages.redBold(s) + "]: ").orElse("");
    formatter.format("%s) %s%s\n", index, id, getMessage());
    formatDetail(mergeableErrors, formatter);
    // TODO(b/151482394): Output potiential fixes for the error
    Optional<String> learnMoreLink = getLearnMoreLink();
    if (learnMoreLink.isPresent()) {
      formatter.format("\n%s\n", Messages.bold("Learn more:"));
      formatter.format("  %s\n", Messages.underline(learnMoreLink.get()));
    }
  }

  /**
   * Formats the detail of this error message along with other errors that are mergeable with this