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Give a variable a less terrible name and add a comment

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This commit is contained in:
Thomas Goyne 2016-05-03 17:04:49 -07:00
parent ef1c6ddc63
commit 8d9e5db092
1 changed files with 7 additions and 2 deletions
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9
src/impl/collection_notifier.cpp
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@ -50,12 +50,17 @@ void DeepChangeChecker::find_related_tables(std::vector<RelatedTable>& out, Tabl
if (any_of(begin(out), end(out), [=](auto& tbl) { return tbl.table_ndx == table_ndx; }))
return;
size_t info = out.size();
// We need to add this table to `out` before recurring so that the check
// above works, but we can't store a pointer to the thing being populated
// because the recursive calls may resize `out`, so instead look it up by
// index every time
size_t out_index = out.size();
out.push_back({table_ndx, {}});
for (size_t i = 0, count = table.get_column_count(); i != count; ++i) {
auto type = table.get_column_type(i);
if (type == type_Link || type == type_LinkList) {
out[info].links.push_back({i, type == type_LinkList});
out[out_index].links.push_back({i, type == type_LinkList});
find_related_tables(out, *table.get_link_target(i));
}
}