Use strict mode in all backend files

add ‘use strict’ in all backend file
2017-03-14 13:02:43 +08:00
parent edb1b4aa0a
commit 5870d988b5
19 changed files with 19 additions and 0 deletions
--- a/lib/logger.js
+++ b/lib/logger.js
@@ -1,3 +1,4 @@
+'use strict'
 var winston = require('winston')
 winston.emitErrs = true