one would expect the lang tests to be selectable (using `-k`) using
`eval_okay` `eval_fail` etc though this was not the case so far.
This commit renames the functions to reflect the expected names
Change-Id: I4cd340c093d774feeb4d96820d28e49c665b159f
If the NIX_PATH shadows internal files, this will often break things,
hence we forbid it.
Fixes#998
Change-Id: I70e5d389532ada1c9f910c60281abe565e3ce6bb
How long do we have the value printer already? It's time to stop
concatenating strings like it's 2005
Change-Id: I3f5074de2439a1ad78af94de877bb141bc9f1d82
While the err file should always be empty, we prefer not have (easily
avoidable) warnings in the log, in order for actual warnings to be
spotted more easily.
Additionally this way no additional changes are required in case they
make use of some depreacted features in the future.
Change-Id: Ie078e2a851b2035d839f6b95d4188e475eb96b2d
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