static CharSequence trim()

in src/main/java/org/apache/commons/csv/CSVFormat.java [1520:1535]

• 15 lines of code
• 8 McCabe index (conditional complexity)

    static CharSequence trim(final CharSequence charSequence) {
        if (charSequence instanceof String) {
            return ((String) charSequence).trim();
        }
        final int count = charSequence.length();
        int len = count;
        int pos = 0;

        while (pos < len && isTrimChar(charSequence, pos)) {
            pos++;
        }
        while (pos < len && isTrimChar(charSequence, len - 1)) {
            len--;
        }
        return pos > 0 || len < count ? charSequence.subSequence(pos, len) : charSequence;
    }