Florian Diebold 9db34eec20 Fix Chalk environments
The clauses need to be wrapped in `FromEnv` clauses for elaboration (i.e.
things like inferring `T: Clone` from `T: Copy`) to work correctly.
2019-09-07 16:30:37 +02:00
..
2019-09-07 16:30:37 +02:00