gonna try to take a look at ` union rule` from <https github Pants #development

gonna try to take a look at `@union_rule` from <ht...

a

aloof-angle-91616

01/20/2019, 4:27 AM

gonna try to take a look at

@union_rule

from https://github.com/pantsbuild/pants/issues/4535#issuecomment-455676940 and successive comments