suggestions missing

[kckennylau]

Pressing Ctrl+Space (Cmd+Space for Mac) at the end of #check foo.bar gives no suggestions, instead of foo.bar, as it should.

class foo (α : Type) : Type :=
(bar : ℕ)

#check foo.bar

(https://leanprover.zulipchat.com/#narrow/stream/113488-general/topic/suggestions.20missing)