Check for epochs < 201906

2019-07-10 10:27:33 +02:00
parent cc218b15ba
commit b0c220c02e
1 changed files with 2 additions and 0 deletions
@@ -227,6 +227,8 @@ Flake getFlake(EvalState & state, const FlakeRef & flakeRef)

    if (auto epoch = vInfo.attrs->get(sEpoch)) {
        flake.epoch = state.forceInt(*(**epoch).value, *(**epoch).pos);
+        if (flake.epoch < 201906)
+            throw Error("flake '%s' has illegal epoch %d", flakeRef, flake.epoch);
        if (flake.epoch > 201906)
            throw Error("flake '%s' requires unsupported epoch %d; please upgrade Nix", flakeRef, flake.epoch);
    } else