I\'m using Visual Studio 2013 which supports Intellisense for Angular.js. Intellisense does indeed work when I create an Angular.js module within a script tag in a HTML5 file. H
The javascript file needs a reference to angular js so it know what you're talking about. It looks like this:
///
See here for more info http://msdn.microsoft.com/en-us/library/vstudio/bb385682.aspx