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nix: Add --impure as a shorter alias of --no-pure-eval

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This commit is contained in:
Eelco Dolstra 2019-04-08 23:19:19 +02:00
parent 6a4c7fb975
commit ee1254d4f5
6 changed files with 49 additions and 42 deletions
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2
src/libexpr/primops/flake.cc
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@ -289,7 +289,7 @@ static std::tuple<FlakeId, std::map<FlakeId, Flake>> resolveFlake(EvalState & st
#if 0
if (evalSettings.pureEval && !flakeRef.isImmutable() && (!toplevel || !impureTopRef))
throw Error("mutable flake '%s' is not allowed in pure mode; use --no-pure-eval to disable", flakeRef.to_string());
throw Error("mutable flake '%s' is not allowed in pure mode; use --impure to disable", flakeRef.to_string());
#endif
auto flake = getFlake(state, flakeRef);

7
src/nix/installables.cc
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@ -21,6 +21,13 @@ SourceExprCommand::SourceExprCommand()
.label("file")
.description("evaluate a set of attributes from FILE (deprecated)")
.dest(&file);
mkFlag()
.longName("impure")
.description("allow access to mutable paths and repositories")
.handler([&](std::vector<std::string> ss) {
evalSettings.pureEval = false;
});
}
ref<EvalState> SourceExprCommand::getEvalState()