I develop AS code in Flash CS3. I looked at using Flex 3, but
the one feature that would actually make the IDE useful is the
parsing of the syntax and having a quick method navigation. It's a
fairly simple change to Eclipse to add that, you can have it
actually understand the code. I would probably take the existing
Eclipse already does this (if it is what I am thinking). You
can use the outline for actionscript files (.as) to see the
structure of your code - with imports, methods and variables. To
quickly jump to a method you can click on it in the outline or hit
CTRL-O to bring up a pop-up that lets you quickly jump to a method
by either typing its first letters or by selecting them with the
As for the syntax part, what exactly do you have in mind?
Syntax highlighting is already implemented.
If I missed the point, please explain what exactly these
enhancements should do.