A lot of commercial IDEs are very well integrated with language and toolset, but often they're really not very good text editors (Visual Studio, I'm looking at you)
P.S. There were C# parser for CEDET (in contrib), but it wasn't updated for a long time
A lot of commercial IDEs are very well integrated with language and toolset, but often they're really not very good text editors (Visual Studio, I'm looking at you)