Summary:
Mark all applicable Arcanist classes as "final", except PhutilLintEngine, which
needs a little finesse.
@jungejason / @nh, does this break any Facebook stuff?
Test Plan: Linter no longer raises warnings. Ran "testEverythingImplemented" in
Phabricator.
Reviewers: btrahan, jungejason, nh
Reviewed By: btrahan
CC: aran, epriestley
Maniphest Tasks: T795
Differential Revision: https://secure.phabricator.com/D1519
Summary: if we don't care and don't expect it to break all other linters then
continue
Test Plan: ##arc lint --trace## on a commit with non-ascii characters, saw other
linters continue
Reviewers: epriestley
Reviewed By: epriestley
CC: aran, epriestley, cpiro
Differential Revision: 1122