[bceagle]

Sure, this is annoying, but the reality is that this type of stuff is very easily avoided through the use of linters. IMO, you should never work on a dynamic scripted language like JavaScript without constantly running a linter in the background to pick up stuff like this.

[oweiler]

Exactly my thoughts. Just ran the snippet through JSHINT and while it doesn't recognize the exact error it shows you the location where it happens.

http://jsfiddle.net/hnxjxyte/

[pixelman32]

Plus, with a text editor plugin like https://packagecontrol.io/packages/SublimeLinter-jshint it becomes a no-brainer.