nix-super/src/nix/derivation.cc

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#include "command.hh"
using namespace nix;
struct CmdDerivation : virtual NixMultiCommand
{
CmdDerivation() : MultiCommand(RegisterCommand::getCommandsFor({"derivation"}))
{ }
std::string description() override
{
return "Work with derivations, Nix's notion of a build plan.";
}
Category category() override { return catUtility; }
void run() override
{
if (!command)
throw UsageError("'nix derivation' requires a sub-command.");
command->second->run();
}
};
static auto rCmdDerivation = registerCommand<CmdDerivation>("derivation");