nix eval: Take only one argument

Thus --json no longer produces a list.
This commit is contained in:
Eelco Dolstra 2018-01-17 12:03:06 +01:00
parent cfeff3b273
commit 16e0287556
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@ -8,7 +8,7 @@
using namespace nix; using namespace nix;
struct CmdEval : MixJSON, InstallablesCommand struct CmdEval : MixJSON, InstallableCommand
{ {
bool raw = false; bool raw = false;
@ -56,22 +56,18 @@ struct CmdEval : MixJSON, InstallablesCommand
auto state = getEvalState(); auto state = getEvalState();
auto jsonOut = json ? std::make_unique<JSONList>(std::cout) : nullptr; auto v = installable->toValue(*state);
for (auto & i : installables) {
auto v = i->toValue(*state);
PathSet context; PathSet context;
if (raw) { if (raw) {
std::cout << state->coerceToString(noPos, *v, context); std::cout << state->coerceToString(noPos, *v, context);
} else if (json) { } else if (json) {
auto jsonElem = jsonOut->placeholder(); JSONPlaceholder jsonOut(std::cout);
printValueAsJSON(*state, true, *v, jsonElem, context); printValueAsJSON(*state, true, *v, jsonOut, context);
} else { } else {
state->forceValueDeep(*v); state->forceValueDeep(*v);
std::cout << *v << "\n"; std::cout << *v << "\n";
} }
} }
}
}; };
static RegisterCommand r1(make_ref<CmdEval>()); static RegisterCommand r1(make_ref<CmdEval>());