remove extraneous spaces between ++/+/--/-
authoralexlamsl <alexlamsl@gmail.com>
Sat, 18 Feb 2017 11:33:53 +0000 (19:33 +0800)
committeralexlamsl <alexlamsl@gmail.com>
Tue, 21 Feb 2017 05:29:58 +0000 (13:29 +0800)
commitac0b61ed6e1bce4794100c5bb83f6e5b22996d8a
treed47862e647c10ef6878e00a964ba1f2ad5ae8ff9
parentc06a50f338c1b473f38577d720ccf9b4ff22dc4f
remove extraneous spaces between ++/+/--/-

fixes #1377
closes #1488
lib/output.js
test/mocha/operator.js [new file with mode: 0644]