nix flake show: don't evaluate derivations for foreign systems by default

This commit is contained in:
Max Headroom 2022-09-01 22:02:38 +02:00
parent 3076571fc9
commit bb60178483

View file

@ -955,6 +955,7 @@ struct CmdFlakeArchive : FlakeCommand, MixJSON, MixDryRun
struct CmdFlakeShow : FlakeCommand, MixJSON struct CmdFlakeShow : FlakeCommand, MixJSON
{ {
bool showLegacy = false; bool showLegacy = false;
bool showForeign = false;
CmdFlakeShow() CmdFlakeShow()
{ {
@ -963,6 +964,11 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
.description = "Show the contents of the `legacyPackages` output.", .description = "Show the contents of the `legacyPackages` output.",
.handler = {&showLegacy, true} .handler = {&showLegacy, true}
}); });
addFlag({
.longName = "foreign",
.description = "Show the contents of outputs for foreign systems.",
.handler = {&showForeign, true}
});
} }
std::string description() override std::string description() override
@ -983,6 +989,7 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
auto state = getEvalState(); auto state = getEvalState();
auto flake = std::make_shared<LockedFlake>(lockFlake()); auto flake = std::make_shared<LockedFlake>(lockFlake());
auto localSystem = std::string(settings.thisSystem.get());
std::function<nlohmann::json( std::function<nlohmann::json(
eval_cache::AttrCursor & visitor, eval_cache::AttrCursor & visitor,
@ -1073,11 +1080,19 @@ struct CmdFlakeShow : FlakeCommand, MixJSON
|| (attrPath.size() == 3 && (attrPathS[0] == "checks" || attrPathS[0] == "packages" || attrPathS[0] == "devShells")) || (attrPath.size() == 3 && (attrPathS[0] == "checks" || attrPathS[0] == "packages" || attrPathS[0] == "devShells"))
) )
{ {
if (!showForeign && std::string(attrPathS[1]) != localSystem) {
if (!json)
logger->cout(fmt("%s " ANSI_WARNING "omitted" ANSI_NORMAL " (use '--foreign' to show)", headerPrefix));
else {
logger->warn(fmt("%s omitted (use '--foreign' to show)", concatStringsSep(".", attrPathS)));
}
} else {
if (visitor.isDerivation()) if (visitor.isDerivation())
showDerivation(); showDerivation();
else else
throw Error("expected a derivation"); throw Error("expected a derivation");
} }
}
else if (attrPath.size() > 0 && attrPathS[0] == "hydraJobs") { else if (attrPath.size() > 0 && attrPathS[0] == "hydraJobs") {
if (visitor.isDerivation()) if (visitor.isDerivation())