public void appendHeader()

in src/main/java/org/apache/commons/cli/help/TextHelpAppendable.java [200:213]

• 14 lines of code
• 3 McCabe index (conditional complexity)

    public void appendHeader(final int level, final CharSequence text) throws IOException {
        if (!Util.isEmpty(text)) {
            if (level < 1) {
                throw new IllegalArgumentException("level must be at least 1");
            }
            final char[] fillChars = { '=', '%', '+', '_' };
            final int idx = Math.min(level, fillChars.length) - 1;
            final TextStyle style = textStyleBuilder.get();
            final Queue<String> queue = makeColumnQueue(text, style);
            queue.add(Util.repeatSpace(style.getLeftPad()) + Util.repeat(Math.min(text.length(), style.getMaxWidth()), fillChars[idx]));
            queue.add(BLANK_LINE);
            printQueue(queue);
        }
    }