Options options = Options.instance(context);
Source source = Source.instance(context);
allowGenerics = source.allowGenerics();
allowVarargs = source.allowVarargs();
allowEnums = source.allowEnums();
allowBoxing = source.allowBoxing();
allowCovariantReturns = source.allowCovariantReturns();
allowAnonOuterThis = source.allowAnonOuterThis();
allowStringsInSwitch = source.allowStringsInSwitch();