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add layers to catching IFDs in nix flake show

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This commit is contained in:
Uluc Sengil 2025-06-10 14:14:43 +02:00
parent 68839b9545
commit 68987761ef
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1 changed files with 31 additions and 9 deletions
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40
src/nix/flake.cc
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@ -1153,10 +1153,15 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
if ((attrPathS[0] == "apps" || attrPathS[0] == "checks" || attrPathS[0] == "devShells" if ((attrPathS[0] == "apps" || attrPathS[0] == "checks" || attrPathS[0] == "devShells"
|| attrPathS[0] == "legacyPackages" || attrPathS[0] == "packages") || attrPathS[0] == "legacyPackages" || attrPathS[0] == "packages")
&& (attrPathS.size() == 1 || attrPathS.size() == 2)) { && (attrPathS.size() == 1 || attrPathS.size() == 2)) {
for (const auto & subAttr : visitor2->getAttrs()) { try {
if (hasContent(*visitor2, attrPath2, subAttr)) { for (const auto & subAttr : visitor2->getAttrs()) {
return true; if (hasContent(*visitor2, attrPath2, subAttr)) {
return true;
}
} }
} catch (IFDError & e) {
// allow IFD errors here; as we handle them during `visit()`
return true;
} }
return false; return false;
} }
@ -1164,10 +1169,14 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
if ((attrPathS.size() == 1) if ((attrPathS.size() == 1)
&& (attrPathS[0] == "formatter" || attrPathS[0] == "nixosConfigurations" && (attrPathS[0] == "formatter" || attrPathS[0] == "nixosConfigurations"
|| attrPathS[0] == "nixosModules" || attrPathS[0] == "overlays")) { || attrPathS[0] == "nixosModules" || attrPathS[0] == "overlays")) {
for (const auto & subAttr : visitor2->getAttrs()) { try {
if (hasContent(*visitor2, attrPath2, subAttr)) { for (const auto & subAttr : visitor2->getAttrs()) {
return true; if (hasContent(*visitor2, attrPath2, subAttr)) {
return true;
}
} }
} catch (IFDError & e) {
return true;
} }
return false; return false;
} }
@ -1204,9 +1213,22 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
if (!json) if (!json)
logger->cout("%s", headerPrefix); logger->cout("%s", headerPrefix);
std::vector<Symbol> attrs; std::vector<Symbol> attrs;
for (const auto & attr : visitor.getAttrs()) { try {
if (hasContent(visitor, attrPath, attr)) for (const auto & attr : visitor.getAttrs()) {
attrs.push_back(attr); if (hasContent(visitor, attrPath, attr))
attrs.push_back(attr);
}
if (!json)
logger->cout("%s", headerPrefix);
} catch (IFDError & e) {
if (!json) {
logger->cout(
fmt("%s " ANSI_WARNING "omitted due to use of import from derivation" ANSI_NORMAL,
headerPrefix));
} else {
logger->warn(fmt(
"%s omitted due to use of import from derivation", concatStringsSep(".", attrPathS)));
}
} }
for (const auto & [i, attr] : enumerate(attrs)) { for (const auto & [i, attr] : enumerate(attrs)) {