style: clean up nullable
commit1001f484167ad6f4dbdcb2f724ce99492f9606fe
authorAkim Demaille <akim.demaille@gmail.com>
Thu, 25 Jun 2020 17:19:42 +0000 (25 19:19 +0200)
committerAkim Demaille <akim.demaille@gmail.com>
Thu, 25 Jun 2020 17:36:07 +0000 (25 19:36 +0200)
treed6fcef0db8dce4f1c04fdbee4e1472e5a53c9eea
parent3be228f64c22fd5d49a761acb29a9e6da5505169
style: clean up nullable

* src/nullable.c: Reduce scopes.
Prefer `r` to `rules_ruleno`, which is truly an ugly name.
src/nullable.c