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Merge pull request #4541 from obsidiansystems/simpler-store-path-command

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Deeper `Command` hierarchy to remove redundancy
This commit is contained in:
Eelco Dolstra 2021-02-19 16:18:53 +01:00 committed by GitHub
parent f483b623e9 ad337c8697
commit 548437c234
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 4 additions and 6 deletions
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4
src/libcmd/command.cc
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@ -118,10 +118,8 @@ void StorePathsCommand::run(ref<Store> store, std::vector<RealisedPath> paths)
run(store, std::move(storePaths)); run(store, std::move(storePaths));
} }
void StorePathCommand::run(ref<Store> store) void StorePathCommand::run(ref<Store> store, std::vector<StorePath> storePaths)
{ {
auto storePaths = toStorePaths(store, Realise::Nothing, operateOn, installables);
if (storePaths.size() != 1) if (storePaths.size() != 1)
throw UsageError("this command requires exactly one store path"); throw UsageError("this command requires exactly one store path");

6
src/libcmd/command.hh
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@ -177,13 +177,13 @@ struct StorePathsCommand : public RealisedPathsCommand
}; };
/* A command that operates on exactly one store path. */ /* A command that operates on exactly one store path. */
struct StorePathCommand : public InstallablesCommand struct StorePathCommand : public StorePathsCommand
{ {
using StoreCommand::run; using StorePathsCommand::run;
virtual void run(ref<Store> store, const StorePath & storePath) = 0; virtual void run(ref<Store> store, const StorePath & storePath) = 0;
void run(ref<Store> store) override; void run(ref<Store> store, std::vector<StorePath> storePaths) override;
}; };
/* A helper class for registering commands globally. */ /* A helper class for registering commands globally. */