scala/scala — comment on commit 9ca7297588538c5f1ee6cd8e535be41dac9031a6
File:  line 0
By retronym:

Apologies for not running this test in advance. Doubtless I'll grasp the subtleties of `partest` right around the time that `sbt test-only` takes over for real.

In any case, that's the behaviour I intended to change. Before the fix `f"${0} "` was accepted, but `f"${0}"` failed with this error. Uniform tolerance is called for here.