fix corner case in `merge_vars` (#4629)
authorAlex Lam S.L <alexlamsl@gmail.com>
Tue, 9 Feb 2021 04:36:12 +0000 (04:36 +0000)
committerGitHub <noreply@github.com>
Tue, 9 Feb 2021 04:36:12 +0000 (12:36 +0800)
commitfcee32527bd251febeb7b45251d33756fcee207e
treed1ee8ee66461e913e382e3db82988a38d0033eb4
parente13d1e996909f68ee643df17fd7d87773c3e82a5
fix corner case in `merge_vars` (#4629)

fixes #4628
lib/compress.js
test/compress/merge_vars.js