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search: maches_next: assert match coordinates are valid

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* They are within range (i.e. ‘row’ does not exceed term->rows-1)
* ‘end’ comes after ‘start’
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Daniel Eklöf 2022-04-23 12:24:28 +02:00
parent 8c0fca30db
commit f7c29ee394
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1 changed files with 9 additions and 0 deletions
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search.c
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@ -561,6 +561,15 @@ search_matches_next(struct search_match_iterator *iter)
match.end.row = match.end.row - grid->view + grid->num_rows;
match.end.row &= grid->num_rows - 1;
xassert(match.start.row >= 0);
xassert(match.start.row < term->rows);
xassert(match.end.row >= 0);
xassert(match.end.row < term->rows);
xassert(match.end.row > match.start.row ||
(match.end.row == match.start.row &&
match.end.col >= match.start.col));
if (return_primary_match) {
iter->start.row = 0;
iter->start.col = 0;