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Row breaking: keep unused tail for later (instead of assertion)

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Instead of asserting when there are unprocessed row elements (which,
as I understand it, should almost never happen), play safe and keep
them for later processing.

Related to bug #12617.
This commit is contained in:
Jean-Marc Lasgouttes 2023-01-06 16:02:29 +01:00
parent cb3de88cc4
commit 9dd716da3a
1 changed files with 3 additions and 1 deletions
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4
src/TextMetrics.cpp
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@ -1131,7 +1131,9 @@ RowList TextMetrics::breakParagraph(Row const & bigrow) const
rb.push_back(elt);
rb.finalizeLast();
if (rb.width() > width) {
LATTEST(tail.empty());
// Keep the tail for later; this ought to be rare, but play safe.
if (!tail.empty())
fcit.put(tail);
// if the row is too large, try to cut at last separator.
tail = rb.shortenIfNeeded(width, next_width);
}