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How To Guarantee Dependent JavaScript Files are Included

I’m very much a statically typed kind of programmer and knowing that missing code will not be found, until executed, and then only when it hits that missing code … well, lets just say it makes me … uneasy … actually, I’m nervous as heck every time I run it! I feel like my app is held together with duct tape! …. a house of cards waiting to collapse with the next gentle breeze.

When I started programming in JavaScript, this really bothered me. In addition to my ‘uneasy’ feeling, there was the constant aggravation of missing dependencies. This was more than uneasiness; this was an irritating thorn in my side. It was again only compounded by the fact, that if there were 5 missing dependencies, I would only find them one at a time, and only if I happened to be so luck as to covered it’s reference in my GUI testing!

Wouldn’t it be nice if my code would tell me on the first run ever dependent file that was missing?

I thought so; so I came up with this little trick to test if a JavaScript file is included already. Basically, …

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