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-rw-r--r--src/libutil/args.cc15
-rw-r--r--src/libutil/args.hh11
-rw-r--r--src/nix/add-to-store.cc7
-rw-r--r--src/nix/build.cc7
-rw-r--r--src/nix/cat.cc14
-rw-r--r--src/nix/command.cc2
-rw-r--r--src/nix/command.hh15
-rw-r--r--src/nix/copy.cc7
-rw-r--r--src/nix/doctor.cc7
-rw-r--r--src/nix/dump-path.cc7
-rw-r--r--src/nix/edit.cc7
-rw-r--r--src/nix/eval.cc7
-rw-r--r--src/nix/flake.cc79
-rw-r--r--src/nix/hash.cc26
-rw-r--r--src/nix/log.cc11
-rw-r--r--src/nix/ls.cc14
-rw-r--r--src/nix/optimise-store.cc11
-rw-r--r--src/nix/path-info.cc7
-rw-r--r--src/nix/ping-store.cc7
-rw-r--r--src/nix/repl.cc4
-rw-r--r--src/nix/run.cc14
-rw-r--r--src/nix/search.cc7
-rw-r--r--src/nix/shell.cc16
-rw-r--r--src/nix/show-config.cc11
-rw-r--r--src/nix/show-derivation.cc7
-rw-r--r--src/nix/sigs.cc14
-rw-r--r--src/nix/upgrade-nix.cc7
-rw-r--r--src/nix/verify.cc7
-rw-r--r--src/nix/why-depends.cc7
29 files changed, 73 insertions, 282 deletions
diff --git a/src/libutil/args.cc b/src/libutil/args.cc
index 2837dacc9..217495c26 100644
--- a/src/libutil/args.cc
+++ b/src/libutil/args.cc
@@ -215,17 +215,15 @@ void Command::printHelp(const string & programName, std::ostream & out)
}
}
-MultiCommand::MultiCommand(const std::vector<ref<Command>> & _commands)
+MultiCommand::MultiCommand(const Commands & commands)
+ : commands(commands)
{
- for (auto & command : _commands)
- commands.emplace(command->name(), command);
-
expectedArgs.push_back(ExpectedArg{"command", 1, true, [=](std::vector<std::string> ss) {
assert(!command);
auto i = commands.find(ss[0]);
if (i == commands.end())
throw UsageError("'%s' is not a recognised command", ss[0]);
- command = i->second;
+ command = i->second();
}});
}
@@ -246,10 +244,11 @@ void MultiCommand::printHelp(const string & programName, std::ostream & out)
out << "Available commands:\n";
Table2 table;
- for (auto & command : commands) {
- auto descr = command.second->description();
+ for (auto & i : commands) {
+ auto command = i.second();
+ auto descr = command->description();
if (!descr.empty())
- table.push_back(std::make_pair(command.second->name(), descr));
+ table.push_back(std::make_pair(command->name(), descr));
}
printTable(out, table);
}
diff --git a/src/libutil/args.hh b/src/libutil/args.hh
index bf69bf4b6..8497eaf71 100644
--- a/src/libutil/args.hh
+++ b/src/libutil/args.hh
@@ -192,7 +192,12 @@ public:
run() method. */
struct Command : virtual Args
{
- virtual std::string name() = 0;
+private:
+ std::string _name;
+
+public:
+ std::string name() { return _name; }
+
virtual void prepare() { };
virtual void run() = 0;
@@ -209,7 +214,7 @@ struct Command : virtual Args
void printHelp(const string & programName, std::ostream & out) override;
};
-typedef std::map<std::string, ref<Command>> Commands;
+typedef std::map<std::string, std::function<ref<Command>()>> Commands;
/* An argument parser that supports multiple subcommands,
i.e. ‘<command> <subcommand>’. */
@@ -220,7 +225,7 @@ public:
std::shared_ptr<Command> command;
- MultiCommand(const std::vector<ref<Command>> & commands);
+ MultiCommand(const Commands & commands);
void printHelp(const string & programName, std::ostream & out) override;
diff --git a/src/nix/add-to-store.cc b/src/nix/add-to-store.cc
index e86b96e3f..296b2c7e4 100644
--- a/src/nix/add-to-store.cc
+++ b/src/nix/add-to-store.cc
@@ -22,11 +22,6 @@ struct CmdAddToStore : MixDryRun, StoreCommand
.dest(&namePart);
}
- std::string name() override
- {
- return "add-to-store";
- }
-
std::string description() override
{
return "add a path to the Nix store";
@@ -58,4 +53,4 @@ struct CmdAddToStore : MixDryRun, StoreCommand
}
};
-static RegisterCommand r1(make_ref<CmdAddToStore>());
+static auto r1 = registerCommand<CmdAddToStore>("add-to-store");
diff --git a/src/nix/build.cc b/src/nix/build.cc
index c08ec0e62..d8ce8cc80 100644
--- a/src/nix/build.cc
+++ b/src/nix/build.cc
@@ -25,11 +25,6 @@ struct CmdBuild : MixDryRun, InstallablesCommand
.set(&outLink, Path(""));
}
- std::string name() override
- {
- return "build";
- }
-
std::string description() override
{
return "build a derivation or fetch a store path";
@@ -72,4 +67,4 @@ struct CmdBuild : MixDryRun, InstallablesCommand
}
};
-static RegisterCommand r1(make_ref<CmdBuild>());
+static auto r1 = registerCommand<CmdBuild>("build");
diff --git a/src/nix/cat.cc b/src/nix/cat.cc
index a35f640d8..851f90abd 100644
--- a/src/nix/cat.cc
+++ b/src/nix/cat.cc
@@ -28,11 +28,6 @@ struct CmdCatStore : StoreCommand, MixCat
expectArg("path", &path);
}
- std::string name() override
- {
- return "cat-store";
- }
-
std::string description() override
{
return "print the contents of a store file on stdout";
@@ -54,11 +49,6 @@ struct CmdCatNar : StoreCommand, MixCat
expectArg("path", &path);
}
- std::string name() override
- {
- return "cat-nar";
- }
-
std::string description() override
{
return "print the contents of a file inside a NAR file";
@@ -70,5 +60,5 @@ struct CmdCatNar : StoreCommand, MixCat
}
};
-static RegisterCommand r1(make_ref<CmdCatStore>());
-static RegisterCommand r2(make_ref<CmdCatNar>());
+static auto r1 = registerCommand<CmdCatStore>("cat-store");
+static auto r2 = registerCommand<CmdCatNar>("cat-nar");
diff --git a/src/nix/command.cc b/src/nix/command.cc
index 5967ab36c..89fa0cba4 100644
--- a/src/nix/command.cc
+++ b/src/nix/command.cc
@@ -4,7 +4,7 @@
namespace nix {
-std::vector<ref<Command>> * RegisterCommand::commands = 0;
+Commands * RegisterCommand::commands = nullptr;
StoreCommand::StoreCommand()
{
diff --git a/src/nix/command.hh b/src/nix/command.hh
index 0ffbe46f5..59c6f8578 100644
--- a/src/nix/command.hh
+++ b/src/nix/command.hh
@@ -190,15 +190,22 @@ struct StorePathCommand : public InstallablesCommand
/* A helper class for registering commands globally. */
struct RegisterCommand
{
- static std::vector<ref<Command>> * commands;
+ static Commands * commands;
- RegisterCommand(ref<Command> command)
+ RegisterCommand(const std::string & name,
+ std::function<ref<Command>()> command)
{
- if (!commands) commands = new std::vector<ref<Command>>;
- commands->push_back(command);
+ if (!commands) commands = new Commands;
+ commands->emplace(name, command);
}
};
+template<class T>
+static RegisterCommand registerCommand(const std::string & name)
+{
+ return RegisterCommand(name, [](){ return make_ref<T>(); });
+}
+
Buildables build(ref<Store> store, RealiseMode mode,
std::vector<std::shared_ptr<Installable>> installables);
diff --git a/src/nix/copy.cc b/src/nix/copy.cc
index 96bd453d8..5f9051f40 100644
--- a/src/nix/copy.cc
+++ b/src/nix/copy.cc
@@ -42,11 +42,6 @@ struct CmdCopy : StorePathsCommand
.set(&substitute, Substitute);
}
- std::string name() override
- {
- return "copy";
- }
-
std::string description() override
{
return "copy paths between Nix stores";
@@ -97,4 +92,4 @@ struct CmdCopy : StorePathsCommand
}
};
-static RegisterCommand r1(make_ref<CmdCopy>());
+static auto r1 = registerCommand<CmdCopy>("copy");
diff --git a/src/nix/doctor.cc b/src/nix/doctor.cc
index 7b5444619..f2cf04758 100644
--- a/src/nix/doctor.cc
+++ b/src/nix/doctor.cc
@@ -20,11 +20,6 @@ struct CmdDoctor : StoreCommand
{
bool success = true;
- std::string name() override
- {
- return "doctor";
- }
-
std::string description() override
{
return "check your system for potential problems";
@@ -121,4 +116,4 @@ struct CmdDoctor : StoreCommand
}
};
-static RegisterCommand r1(make_ref<CmdDoctor>());
+static auto r1 = registerCommand<CmdDoctor>("doctore");
diff --git a/src/nix/dump-path.cc b/src/nix/dump-path.cc
index f411c0cb7..90f1552d9 100644
--- a/src/nix/dump-path.cc
+++ b/src/nix/dump-path.cc
@@ -5,11 +5,6 @@ using namespace nix;
struct CmdDumpPath : StorePathCommand
{
- std::string name() override
- {
- return "dump-path";
- }
-
std::string description() override
{
return "dump a store path to stdout (in NAR format)";
@@ -33,4 +28,4 @@ struct CmdDumpPath : StorePathCommand
}
};
-static RegisterCommand r1(make_ref<CmdDumpPath>());
+static auto r1 = registerCommand<CmdDumpPath>("dump-path");
diff --git a/src/nix/edit.cc b/src/nix/edit.cc
index c9671f76d..c62b35c46 100644
--- a/src/nix/edit.cc
+++ b/src/nix/edit.cc
@@ -10,11 +10,6 @@ using namespace nix;
struct CmdEdit : InstallableCommand
{
- std::string name() override
- {
- return "edit";
- }
-
std::string description() override
{
return "open the Nix expression of a Nix package in $EDITOR";
@@ -78,4 +73,4 @@ struct CmdEdit : InstallableCommand
}
};
-static RegisterCommand r1(make_ref<CmdEdit>());
+static auto r1 = registerCommand<CmdEdit>("edit");
diff --git a/src/nix/eval.cc b/src/nix/eval.cc
index b7058361c..524bac304 100644
--- a/src/nix/eval.cc
+++ b/src/nix/eval.cc
@@ -18,11 +18,6 @@ struct CmdEval : MixJSON, InstallableCommand
mkFlag(0, "raw", "print strings unquoted", &raw);
}
- std::string name() override
- {
- return "eval";
- }
-
std::string description() override
{
return "evaluate a Nix expression";
@@ -74,4 +69,4 @@ struct CmdEval : MixJSON, InstallableCommand
}
};
-static RegisterCommand r1(make_ref<CmdEval>());
+static auto r1 = registerCommand<CmdEval>("eval");
diff --git a/src/nix/flake.cc b/src/nix/flake.cc
index 6fc56827f..91c6b4276 100644
--- a/src/nix/flake.cc
+++ b/src/nix/flake.cc
@@ -49,11 +49,6 @@ public:
struct CmdFlakeList : EvalCommand
{
- std::string name() override
- {
- return "list";
- }
-
std::string description() override
{
return "list available Nix flakes";
@@ -133,11 +128,6 @@ static void printNonFlakeInfo(const NonFlake & nonFlake)
// FIXME: merge info CmdFlakeInfo?
struct CmdFlakeDeps : FlakeCommand
{
- std::string name() override
- {
- return "deps";
- }
-
std::string description() override
{
return "list informaton about dependencies";
@@ -171,11 +161,6 @@ struct CmdFlakeDeps : FlakeCommand
struct CmdFlakeUpdate : FlakeCommand
{
- std::string name() override
- {
- return "update";
- }
-
std::string description() override
{
return "update flake lock file";
@@ -209,11 +194,6 @@ static void enumerateOutputs(EvalState & state, Value & vFlake,
struct CmdFlakeInfo : FlakeCommand, MixJSON
{
- std::string name() override
- {
- return "info";
- }
-
std::string description() override
{
return "list info about a given flake";
@@ -269,11 +249,6 @@ struct CmdFlakeCheck : FlakeCommand, MixJSON
.set(&build, false);
}
- std::string name() override
- {
- return "check";
- }
-
std::string description() override
{
return "check whether the flake evaluates and run its tests";
@@ -383,11 +358,6 @@ struct CmdFlakeAdd : MixEvalArgs, Command
FlakeUri alias;
FlakeUri uri;
- std::string name() override
- {
- return "add";
- }
-
std::string description() override
{
return "upsert flake in user flake registry";
@@ -414,11 +384,6 @@ struct CmdFlakeRemove : virtual Args, MixEvalArgs, Command
{
FlakeUri alias;
- std::string name() override
- {
- return "remove";
- }
-
std::string description() override
{
return "remove flake from user flake registry";
@@ -442,11 +407,6 @@ struct CmdFlakePin : virtual Args, EvalCommand
{
FlakeUri alias;
- std::string name() override
- {
- return "pin";
- }
-
std::string description() override
{
return "pin flake require in user flake registry";
@@ -482,11 +442,6 @@ struct CmdFlakePin : virtual Args, EvalCommand
struct CmdFlakeInit : virtual Args, Command
{
- std::string name() override
- {
- return "init";
- }
-
std::string description() override
{
return "create a skeleton 'flake.nix' file in the current directory";
@@ -514,11 +469,6 @@ struct CmdFlakeClone : FlakeCommand
{
Path destDir;
- std::string name() override
- {
- return "clone";
- }
-
std::string description() override
{
return "clone flake repository";
@@ -541,23 +491,18 @@ struct CmdFlakeClone : FlakeCommand
struct CmdFlake : virtual MultiCommand, virtual Command
{
CmdFlake()
- : MultiCommand({make_ref<CmdFlakeList>()
- , make_ref<CmdFlakeUpdate>()
- , make_ref<CmdFlakeInfo>()
- , make_ref<CmdFlakeCheck>()
- //, make_ref<CmdFlakeDeps>()
- , make_ref<CmdFlakeAdd>()
- , make_ref<CmdFlakeRemove>()
- , make_ref<CmdFlakePin>()
- , make_ref<CmdFlakeInit>()
- , make_ref<CmdFlakeClone>()
- })
- {
- }
-
- std::string name() override
+ : MultiCommand({
+ {"list", []() { return make_ref<CmdFlakeList>(); }},
+ {"update", []() { return make_ref<CmdFlakeUpdate>(); }},
+ {"info", []() { return make_ref<CmdFlakeInfo>(); }},
+ {"check", []() { return make_ref<CmdFlakeCheck>(); }},
+ {"add", []() { return make_ref<CmdFlakeAdd>(); }},
+ {"remove", []() { return make_ref<CmdFlakeRemove>(); }},
+ {"pin", []() { return make_ref<CmdFlakePin>(); }},
+ {"init", []() { return make_ref<CmdFlakeInit>(); }},
+ {"clone", []() { return make_ref<CmdFlakeClone>(); }},
+ })
{
- return "flake";
}
std::string description() override
@@ -578,4 +523,4 @@ struct CmdFlake : virtual MultiCommand, virtual Command
}
};
-static RegisterCommand r1(make_ref<CmdFlake>());
+static auto r1 = registerCommand<CmdFlake>("flake");
diff --git a/src/nix/hash.cc b/src/nix/hash.cc
index af4105e28..1b3ba729e 100644
--- a/src/nix/hash.cc
+++ b/src/nix/hash.cc
@@ -26,11 +26,6 @@ struct CmdHash : Command
expectArgs("paths", &paths);
}
- std::string name() override
- {
- return mode == mFile ? "hash-file" : "hash-path";
- }
-
std::string description() override
{
return mode == mFile
@@ -49,8 +44,8 @@ struct CmdHash : Command
}
};
-static RegisterCommand r1(make_ref<CmdHash>(CmdHash::mFile));
-static RegisterCommand r2(make_ref<CmdHash>(CmdHash::mPath));
+static RegisterCommand r1("hash-file", [](){ return make_ref<CmdHash>(CmdHash::mFile); });
+static RegisterCommand r2("hash-path", [](){ return make_ref<CmdHash>(CmdHash::mPath); });
struct CmdToBase : Command
{
@@ -66,15 +61,6 @@ struct CmdToBase : Command
expectArgs("strings", &args);
}
- std::string name() override
- {
- return
- base == Base16 ? "to-base16" :
- base == Base32 ? "to-base32" :
- base == Base64 ? "to-base64" :
- "to-sri";
- }
-
std::string description() override
{
return fmt("convert a hash to %s representation",
@@ -91,10 +77,10 @@ struct CmdToBase : Command
}
};
-static RegisterCommand r3(make_ref<CmdToBase>(Base16));
-static RegisterCommand r4(make_ref<CmdToBase>(Base32));
-static RegisterCommand r5(make_ref<CmdToBase>(Base64));
-static RegisterCommand r6(make_ref<CmdToBase>(SRI));
+static RegisterCommand r3("to-base16", [](){ return make_ref<CmdToBase>(Base16); });
+static RegisterCommand r4("to-base32", [](){ return make_ref<CmdToBase>(Base32); });
+static RegisterCommand r5("to-base64", [](){ return make_ref<CmdToBase>(Base64); });
+static RegisterCommand r6("to-sri", [](){ return make_ref<CmdToBase>(SRI); });
/* Legacy nix-hash command. */
static int compatNixHash(int argc, char * * argv)
diff --git a/src/nix/log.cc b/src/nix/log.cc
index f07ec4e93..122a3d690 100644
--- a/src/nix/log.cc
+++ b/src/nix/log.cc
@@ -8,15 +8,6 @@ using namespace nix;
struct CmdLog : InstallableCommand
{
- CmdLog()
- {
- }
-
- std::string name() override
- {
- return "log";
- }
-
std::string description() override
{
return "show the build log of the specified packages or paths, if available";
@@ -68,4 +59,4 @@ struct CmdLog : InstallableCommand
}
};
-static RegisterCommand r1(make_ref<CmdLog>());
+static auto r1 = registerCommand<CmdLog>("log");
diff --git a/src/nix/ls.cc b/src/nix/ls.cc
index d089be42f..9408cc9da 100644
--- a/src/nix/ls.cc
+++ b/src/nix/ls.cc
@@ -100,11 +100,6 @@ struct CmdLsStore : StoreCommand, MixLs
};
}
- std::string name() override
- {
- return "ls-store";
- }
-
std::string description() override
{
return "show information about a store path";
@@ -136,11 +131,6 @@ struct CmdLsNar : Command, MixLs
};
}
- std::string name() override
- {
- return "ls-nar";
- }
-
std::string description() override
{
return "show information about the contents of a NAR file";
@@ -152,5 +142,5 @@ struct CmdLsNar : Command, MixLs
}
};
-static RegisterCommand r1(make_ref<CmdLsStore>());
-static RegisterCommand r2(make_ref<CmdLsNar>());
+static auto r1 = registerCommand<CmdLsStore>("ls-store");
+static auto r2 = registerCommand<CmdLsNar>("ls-nar");
diff --git a/src/nix/optimise-store.cc b/src/nix/optimise-store.cc
index 725fb75a1..fed012b04 100644
--- a/src/nix/optimise-store.cc
+++ b/src/nix/optimise-store.cc
@@ -8,15 +8,6 @@ using namespace nix;
struct CmdOptimiseStore : StoreCommand
{
- CmdOptimiseStore()
- {
- }
-
- std::string name() override
- {
- return "optimise-store";
- }
-
std::string description() override
{
return "replace identical files in the store by hard links";
@@ -38,4 +29,4 @@ struct CmdOptimiseStore : StoreCommand
}
};
-static RegisterCommand r1(make_ref<CmdOptimiseStore>());
+static auto r1 = registerCommand<CmdOptimiseStore>("optimise-store");
diff --git a/src/nix/path-info.cc b/src/nix/path-info.cc
index dea5f0557..2cb718f12 100644
--- a/src/nix/path-info.cc
+++ b/src/nix/path-info.cc
@@ -24,11 +24,6 @@ struct CmdPathInfo : StorePathsCommand, MixJSON
mkFlag(0, "sigs", "show signatures", &showSigs);
}
- std::string name() override
- {
- return "path-info";
- }
-
std::string description() override
{
return "query information about store paths";
@@ -130,4 +125,4 @@ struct CmdPathInfo : StorePathsCommand, MixJSON
}
};
-static RegisterCommand r1(make_ref<CmdPathInfo>());
+static auto r1 = registerCommand<CmdPathInfo>("path-info");
diff --git a/src/nix/ping-store.cc b/src/nix/ping-store.cc
index 310942574..3a2e542a3 100644
--- a/src/nix/ping-store.cc
+++ b/src/nix/ping-store.cc
@@ -6,11 +6,6 @@ using namespace nix;
struct CmdPingStore : StoreCommand
{
- std::string name() override
- {
- return "ping-store";
- }
-
std::string description() override
{
return "test whether a store can be opened";
@@ -32,4 +27,4 @@ struct CmdPingStore : StoreCommand
}
};
-static RegisterCommand r1(make_ref<CmdPingStore>());
+static auto r1 = registerCommand<CmdPingStore>("ping-store");
diff --git a/src/nix/repl.cc b/src/nix/repl.cc
index d8f812149..ce17a2b9f 100644
--- a/src/nix/repl.cc
+++ b/src/nix/repl.cc
@@ -764,8 +764,6 @@ struct CmdRepl : StoreCommand, MixEvalArgs
expectArgs("files", &files);
}
- std::string name() override { return "repl"; }
-
std::string description() override
{
return "start an interactive environment for evaluating Nix expressions";
@@ -779,6 +777,6 @@ struct CmdRepl : StoreCommand, MixEvalArgs
}
};
-static RegisterCommand r1(make_ref<CmdRepl>());
+static auto r1 = registerCommand<CmdRepl>("repl");
}
diff --git a/src/nix/run.cc b/src/nix/run.cc
index d30851d47..9c15b6749 100644
--- a/src/nix/run.cc
+++ b/src/nix/run.cc
@@ -99,11 +99,6 @@ struct CmdRun : InstallablesCommand, RunCommon
.handler([&](std::vector<std::string> ss) { unset.insert(ss.front()); });
}
- std::string name() override
- {
- return "run";
- }
-
std::string description() override
{
return "run a shell in which the specified packages are available";
@@ -192,7 +187,7 @@ struct CmdRun : InstallablesCommand, RunCommon
}
};
-static RegisterCommand r1(make_ref<CmdRun>());
+static auto r1 = registerCommand<CmdRun>("run");
struct CmdApp : InstallableCommand, RunCommon
{
@@ -203,11 +198,6 @@ struct CmdApp : InstallableCommand, RunCommon
expectArgs("args", &args);
}
- std::string name() override
- {
- return "app";
- }
-
std::string description() override
{
return "run a Nix application";
@@ -248,7 +238,7 @@ struct CmdApp : InstallableCommand, RunCommon
}
};
-static RegisterCommand r2(make_ref<CmdApp>());
+static auto r2 = registerCommand<CmdApp>("app");
void chrootHelper(int argc, char * * argv)
{
diff --git a/src/nix/search.cc b/src/nix/search.cc
index 55f8d106a..70de717d1 100644
--- a/src/nix/search.cc
+++ b/src/nix/search.cc
@@ -52,11 +52,6 @@ struct CmdSearch : SourceExprCommand, MixJSON
.handler([&]() { writeCache = false; useCache = false; });
}
- std::string name() override
- {
- return "search";
- }
-
std::string description() override
{
return "query available packages";
@@ -282,4 +277,4 @@ struct CmdSearch : SourceExprCommand, MixJSON
}
};
-static RegisterCommand r1(make_ref<CmdSearch>());
+static auto r1 = registerCommand<CmdSearch>("search");
diff --git a/src/nix/shell.cc b/src/nix/shell.cc
index 2ccad930f..f42947b7c 100644
--- a/src/nix/shell.cc
+++ b/src/nix/shell.cc
@@ -177,12 +177,6 @@ struct Common : InstallableCommand
struct CmdDevShell : Common
{
-
- std::string name() override
- {
- return "dev-shell";
- }
-
std::string description() override
{
return "run a bash shell that provides the build environment of a derivation";
@@ -240,12 +234,6 @@ struct CmdDevShell : Common
struct CmdPrintDevEnv : Common
{
-
- std::string name() override
- {
- return "print-dev-env";
- }
-
std::string description() override
{
return "print shell code that can be sourced by bash to reproduce the build environment of a derivation";
@@ -279,5 +267,5 @@ struct CmdPrintDevEnv : Common
}
};
-static RegisterCommand r1(make_ref<CmdPrintDevEnv>());
-static RegisterCommand r2(make_ref<CmdDevShell>());
+static auto r1 = registerCommand<CmdPrintDevEnv>("print-dev-env");
+static auto r2 = registerCommand<CmdDevShell>("dev-shell");
diff --git a/src/nix/show-config.cc b/src/nix/show-config.cc
index 86638b50d..87544f937 100644
--- a/src/nix/show-config.cc
+++ b/src/nix/show-config.cc
@@ -8,15 +8,6 @@ using namespace nix;
struct CmdShowConfig : Command, MixJSON
{
- CmdShowConfig()
- {
- }
-
- std::string name() override
- {
- return "show-config";
- }
-
std::string description() override
{
return "show the Nix configuration";
@@ -37,4 +28,4 @@ struct CmdShowConfig : Command, MixJSON
}
};
-static RegisterCommand r1(make_ref<CmdShowConfig>());
+static auto r1 = registerCommand<CmdShowConfig>("show-config");
diff --git a/src/nix/show-derivation.cc b/src/nix/show-derivation.cc
index ee94fded3..6065adc4d 100644
--- a/src/nix/show-derivation.cc
+++ b/src/nix/show-derivation.cc
@@ -22,11 +22,6 @@ struct CmdShowDerivation : InstallablesCommand
.set(&recursive, true);
}
- std::string name() override
- {
- return "show-derivation";
- }
-
std::string description() override
{
return "show the contents of a store derivation";
@@ -116,4 +111,4 @@ struct CmdShowDerivation : InstallablesCommand
}
};
-static RegisterCommand r1(make_ref<CmdShowDerivation>());
+static auto r1 = registerCommand<CmdShowDerivation>("show-derivation");
diff --git a/src/nix/sigs.cc b/src/nix/sigs.cc
index b1825c412..23bc83ad0 100644
--- a/src/nix/sigs.cc
+++ b/src/nix/sigs.cc
@@ -22,11 +22,6 @@ struct CmdCopySigs : StorePathsCommand
.handler([&](std::vector<std::string> ss) { substituterUris.push_back(ss[0]); });
}
- std::string name() override
- {
- return "copy-sigs";
- }
-
std::string description() override
{
return "copy path signatures from substituters (like binary caches)";
@@ -93,7 +88,7 @@ struct CmdCopySigs : StorePathsCommand
}
};
-static RegisterCommand r1(make_ref<CmdCopySigs>());
+static auto r1 = registerCommand<CmdCopySigs>("copy-sigs");
struct CmdSignPaths : StorePathsCommand
{
@@ -109,11 +104,6 @@ struct CmdSignPaths : StorePathsCommand
.dest(&secretKeyFile);
}
- std::string name() override
- {
- return "sign-paths";
- }
-
std::string description() override
{
return "sign the specified paths";
@@ -146,4 +136,4 @@ struct CmdSignPaths : StorePathsCommand
}
};
-static RegisterCommand r3(make_ref<CmdSignPaths>());
+static auto r2 = registerCommand<CmdSignPaths>("sign-paths");
diff --git a/src/nix/upgrade-nix.cc b/src/nix/upgrade-nix.cc
index 35c44a70c..13d8504a6 100644
--- a/src/nix/upgrade-nix.cc
+++ b/src/nix/upgrade-nix.cc
@@ -30,11 +30,6 @@ struct CmdUpgradeNix : MixDryRun, StoreCommand
.dest(&storePathsUrl);
}
- std::string name() override
- {
- return "upgrade-nix";
- }
-
std::string description() override
{
return "upgrade Nix to the latest stable version";
@@ -157,4 +152,4 @@ struct CmdUpgradeNix : MixDryRun, StoreCommand
}
};
-static RegisterCommand r1(make_ref<CmdUpgradeNix>());
+static auto r1 = registerCommand<CmdUpgradeNix>("upgrade-nix");
diff --git a/src/nix/verify.cc b/src/nix/verify.cc
index 7ef571561..f55766eda 100644
--- a/src/nix/verify.cc
+++ b/src/nix/verify.cc
@@ -29,11 +29,6 @@ struct CmdVerify : StorePathsCommand
mkIntFlag('n', "sigs-needed", "require that each path has at least N valid signatures", &sigsNeeded);
}
- std::string name() override
- {
- return "verify";
- }
-
std::string description() override
{
return "verify the integrity of store paths";
@@ -175,4 +170,4 @@ struct CmdVerify : StorePathsCommand
}
};
-static RegisterCommand r1(make_ref<CmdVerify>());
+static auto r1 = registerCommand<CmdVerify>("verify");
diff --git a/src/nix/why-depends.cc b/src/nix/why-depends.cc
index 32ba5a1ad..3d13a77e4 100644
--- a/src/nix/why-depends.cc
+++ b/src/nix/why-depends.cc
@@ -44,11 +44,6 @@ struct CmdWhyDepends : SourceExprCommand
.set(&all, true);
}
- std::string name() override
- {
- return "why-depends";
- }
-
std::string description() override
{
return "show why a package has another package in its closure";
@@ -264,4 +259,4 @@ struct CmdWhyDepends : SourceExprCommand
}
};
-static RegisterCommand r1(make_ref<CmdWhyDepends>());
+static auto r1 = registerCommand<CmdWhyDepends>("why-depends");