Type inference

Hello guys, A few weeks have passed since RubyMine 3.1 release and RubyMine 3.1.1 bugfix update is almost ready. However today I want to show you some new cool feature — coming YARD support (http://yardoc.org). We've received a good number of votes for this YARD and external docs support in our tracker: RUBY-5590 and RUBY-3309. And voila, your votes did the trick! Now let me show you what we ar

In the previous article covering type inference we've reviewed the following cases: Type Inference for local variables Detecting for index variable type Understanding true, false and nil But there's more, much more... Let's see more intelligence RubyMine shows when editing Ruby code. Unknown Method Calls If in your code you make a method call or reference an attribute that RubyMine for some r

What is the one thing that some of us like and others dislike about dynamic languages such as Ruby? It is dynamic types of course! It is a blessing and a curse. And for an IDE that claims being a Ruby IDE it is a serious task. There is a lot an IDE can help developer when working with such extremely flexible type system as Ruby's. We think RubyMine is the leader here. And here is why. Local Vari