Method setSpan

app/src/main/java/eu/faircode/email/HtmlHelper.java:4076–4078

(SpannableStringBuilder ssb, Object span, int start, int end)

            }

            private void setSpan(SpannableStringBuilder ssb, Object span, int start, int end) {
                setSpan(ssb, span, start, end, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
            }

            private void setSpan(SpannableStringBuilder ssb, Object span, int start, int end, int flags) {
                if (start == end)