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Merge pull request #6489 from alexshpilkin/fix-6488

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nix: Add forgotten null check in AttrCursor::getListOfStrings()
This commit is contained in:
Eelco Dolstra 2022-05-05 16:16:56 +02:00 committed by GitHub
parent f2a15091c2 4c5aa8520c
commit f4102de84b
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2 changed files with 9 additions and 1 deletions
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3
src/libexpr/eval-cache.cc
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@ -648,7 +648,8 @@ std::vector<std::string> AttrCursor::getListOfStrings()
for (auto & elem : v.listItems())
res.push_back(std::string(root->state.forceStringNoCtx(*elem)));
cachedValue = {root->db->setListOfStrings(getKey(), res), res};
if (root->db)
cachedValue = {root->db->setListOfStrings(getKey(), res), res};
return res;
}

7
tests/build.sh
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@ -56,6 +56,13 @@ nix build -f multiple-outputs.nix --json 'e^*' --no-link | jq --exit-status '
(.outputs | keys == ["a", "b", "c"]))
'
# Make sure that `--impure` works (regression test for https://github.com/NixOS/nix/issues/6488)
nix build --impure -f multiple-outputs.nix --json e --no-link | jq --exit-status '
(.[0] |
(.drvPath | match(".*multiple-outputs-e.drv")) and
(.outputs | keys == ["a", "b"]))
'
testNormalization () {
clearStore
outPath=$(nix-build ./simple.nix --no-out-link)