enhance `reduce_vars` (#5164)
authorAlex Lam S.L <alexlamsl@gmail.com>
Thu, 4 Nov 2021 10:36:39 +0000 (18:36 +0800)
committerGitHub <noreply@github.com>
Thu, 4 Nov 2021 10:36:39 +0000 (18:36 +0800)
commit6e4aa0326f543c12998ba603942f0c3fbbae1910
treea57a584b831c40aaed8ce41abe4474cbc3da2ac8
parentf9a4b36dd14b1b4399e40196296495f58a8ce93b
enhance `reduce_vars` (#5164)

- fix corner case in `join_vars`
lib/compress.js
test/compress/join_vars.js
test/compress/reduce_vars.js