private void appendOptionGroup()

in src/main/java/org/apache/commons/cli/HelpFormatter.java [384:404]

• 18 lines of code
• 6 McCabe index (conditional complexity)

    private void appendOptionGroup(final StringBuilder buff, final OptionGroup group) {
        if (!group.isRequired()) {
            buff.append("[");
        }
        final List<Option> optList = new ArrayList<>(group.getOptions());
        if (getOptionComparator() != null) {
            Collections.sort(optList, getOptionComparator());
        }
        // for each option in the OptionGroup
        for (final Iterator<Option> it = optList.iterator(); it.hasNext();) {
            // whether the option is required or not is handled at group level
            appendOption(buff, it.next(), true);

            if (it.hasNext()) {
                buff.append(" | ");
            }
        }
        if (!group.isRequired()) {
            buff.append("]");
        }
    }