minor clean-up for IIFE (#2582)
authorAlex Lam S.L <alexlamsl@gmail.com>
Tue, 12 Dec 2017 17:27:26 +0000 (01:27 +0800)
committerGitHub <noreply@github.com>
Tue, 12 Dec 2017 17:27:26 +0000 (01:27 +0800)
commite008dc1bde1455eaafe04061412b0b9524212d99
treed6807c4c28f30229ab4945abfe7302674b3cef38
parentddf96cfda2a3e27b977e0ed8cca3896073513186
minor clean-up for IIFE (#2582)

- faster exact type match
- aggressively convert to `!`
lib/compress.js