forked from lix-project/lix
65 lines
1.6 KiB
C++
65 lines
1.6 KiB
C++
// FIXME: integrate this with nix path-info?
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// FIXME: rename to 'nix store derivation show' or 'nix debug derivation show'?
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#include "command.hh"
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#include "common-args.hh"
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#include "store-api.hh"
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#include "archive.hh"
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#include "derivations.hh"
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#include <nlohmann/json.hpp>
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using namespace nix;
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using json = nlohmann::json;
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struct CmdShowDerivation : InstallablesCommand
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{
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bool recursive = false;
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CmdShowDerivation()
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{
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addFlag({
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.longName = "recursive",
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.shortName = 'r',
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.description = "Include the dependencies of the specified derivations.",
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.handler = {&recursive, true}
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});
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}
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std::string description() override
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{
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return "show the contents of a store derivation";
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}
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std::string doc() override
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{
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return
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#include "derivation-show.md"
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;
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}
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Category category() override { return catUtility; }
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void run(ref<Store> store, Installables && installables) override
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{
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auto drvPaths = Installable::toDerivations(store, installables, true);
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if (recursive) {
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StorePathSet closure;
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store->computeFSClosure(drvPaths, closure);
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drvPaths = std::move(closure);
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}
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json jsonRoot = json::object();
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for (auto & drvPath : drvPaths) {
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if (!drvPath.isDerivation()) continue;
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jsonRoot[store->printStorePath(drvPath)] =
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store->readDerivation(drvPath).toJSON(*store);
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}
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logger->cout(jsonRoot.dump(2));
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}
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};
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static auto rCmdShowDerivation = registerCommand2<CmdShowDerivation>({"derivation", "show"});
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