protected String rtrim()

in src/main/java/org/apache/commons/cli/HelpFormatter.java [824:836]

• 10 lines of code
• 5 McCabe index (conditional complexity)

    protected String rtrim(final String s) {
        if (s == null || s.isEmpty()) {
            return s;
        }

        int pos = s.length();

        while (pos > 0 && Character.isWhitespace(s.charAt(pos - 1))) {
            --pos;
        }

        return s.substring(0, pos);
    }