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Deeper Command
hierarchy to remove redundancy
Simply put, we now have `StorePathCommand : public StorePathsCommand` so `StorePathCommand` doesn't reimplement work.
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@ -118,10 +118,8 @@ void StorePathsCommand::run(ref<Store> store, std::vector<RealisedPath> paths)
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run(store, std::move(storePaths));
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}
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void StorePathCommand::run(ref<Store> store)
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void StorePathCommand::run(ref<Store> store, std::vector<StorePath> storePaths)
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{
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auto storePaths = toStorePaths(store, Realise::Nothing, operateOn, installables);
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if (storePaths.size() != 1)
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throw UsageError("this command requires exactly one store path");
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@ -177,13 +177,13 @@ struct StorePathsCommand : public RealisedPathsCommand
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};
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/* A command that operates on exactly one store path. */
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struct StorePathCommand : public InstallablesCommand
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struct StorePathCommand : public StorePathsCommand
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{
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using StoreCommand::run;
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using StorePathsCommand::run;
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virtual void run(ref<Store> store, const StorePath & storePath) = 0;
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void run(ref<Store> store) override;
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void run(ref<Store> store, std::vector<StorePath> storePaths) override;
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};
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/* A helper class for registering commands globally. */
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