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Catch eval errors in hasContent

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`legacyPackages` of nixpkgs trigger eval errors in `hasContent`, causing
the whole `legacyPackages` being skipped. We should treat it as
has-content in that case.
This commit is contained in:
oxalica 2023-03-26 22:39:24 +08:00
parent e00abd3f56
commit 2941a599fa
2 changed files with 51 additions and 24 deletions
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55
src/nix/flake.cc
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@ -1026,36 +1026,43 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
auto visitor2 = visitor.getAttr(attrName);
if ((attrPathS[0] == "apps"
|| attrPathS[0] == "checks"
|| attrPathS[0] == "devShells"
|| attrPathS[0] == "legacyPackages"
|| attrPathS[0] == "packages")
&& (attrPathS.size() == 1 || attrPathS.size() == 2)) {
for (const auto &subAttr : visitor2->getAttrs()) {
if (hasContent(*visitor2, attrPath2, subAttr)) {
return true;
try {
if ((attrPathS[0] == "apps"
|| attrPathS[0] == "checks"
|| attrPathS[0] == "devShells"
|| attrPathS[0] == "legacyPackages"
|| attrPathS[0] == "packages")
&& (attrPathS.size() == 1 || attrPathS.size() == 2)) {
for (const auto &subAttr : visitor2->getAttrs()) {
if (hasContent(*visitor2, attrPath2, subAttr)) {
return true;
}
}
return false;
}
return false;
}
if ((attrPathS.size() == 1)
&& (attrPathS[0] == "formatter"
|| attrPathS[0] == "nixosConfigurations"
|| attrPathS[0] == "nixosModules"
|| attrPathS[0] == "overlays"
)) {
for (const auto &subAttr : visitor2->getAttrs()) {
if (hasContent(*visitor2, attrPath2, subAttr)) {
return true;
if ((attrPathS.size() == 1)
&& (attrPathS[0] == "formatter"
|| attrPathS[0] == "nixosConfigurations"
|| attrPathS[0] == "nixosModules"
|| attrPathS[0] == "overlays"
)) {
for (const auto &subAttr : visitor2->getAttrs()) {
if (hasContent(*visitor2, attrPath2, subAttr)) {
return true;
}
}
return false;
}
return false;
}
// If we don't recognize it, it's probably content
return true;
// If we don't recognize it, it's probably content
return true;
} catch (EvalError & e) {
// Some attrs may contain errors, eg. legacyPackages of
// nixpkgs. We still want to recurse into it, instead of
// skipping it at all.
return true;
}
};
std::function<nlohmann::json(