forked from lix-project/lix
29 lines
785 B
C++
29 lines
785 B
C++
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#include "installables.hh"
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#include "store-api.hh"
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#include "eval-inline.hh"
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namespace nix {
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App::App(EvalState & state, Value & vApp)
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{
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state.forceAttrs(vApp);
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auto aType = vApp.attrs->need(state.sType);
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if (state.forceStringNoCtx(*aType.value, *aType.pos) != "app")
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throw Error("value does not have type 'app', at %s", *aType.pos);
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auto aProgram = vApp.attrs->need(state.symbols.create("program"));
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program = state.forceString(*aProgram.value, context, *aProgram.pos);
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// FIXME: check that 'program' is in the closure of 'context'.
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if (!state.store->isInStore(program))
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throw Error("app program '%s' is not in the Nix store", program);
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}
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App Installable::toApp(EvalState & state)
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{
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return App(state, *toValue(state).first);
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}
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}
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