lix/src/nix/nar.cc
2020-12-03 18:09:02 +01:00

32 lines
708 B
C++

#include "command.hh"
using namespace nix;
struct CmdNar : NixMultiCommand
{
CmdNar() : MultiCommand(RegisterCommand::getCommandsFor({"nar"}))
{ }
std::string description() override
{
return "query the contents of NAR files";
}
Category category() override { return catUtility; }
void run() override
{
if (!command)
throw UsageError("'nix nar' requires a sub-command.");
command->second->prepare();
command->second->run();
}
void printHelp(const string & programName, std::ostream & out) override
{
MultiCommand::printHelp(programName, out);
}
};
static auto rCmdNar = registerCommand<CmdNar>("nar");