other small optimization:
authorMihai Bazon <mihai@bazon.net>
Sat, 15 Sep 2012 13:06:09 +0000 (16:06 +0300)
committerMihai Bazon <mihai@bazon.net>
Sat, 15 Sep 2012 13:10:35 +0000 (16:10 +0300)
commit397bf56d2597d4c2849e380e103b92b87303785f
tree0c00ed85b1e7f0a6028ff0bf5962539c7f5e5688
parent4e0262bdfb4097a2d2ff000d38f5c847631f0eb2
other small optimization:

if (foo) continue;
...body...

==>

if (!foo) { ...body ... }

Only when the parent block is the target loop of the `continue` statement.
lib/compress.js