How to show inferred TypeScript type in WebStorm?

Issue

In VS2012, you can hover over a typescript variable and it will show you the inferred type. Is there a similar feature in webstorm?

Solution

Although not perfect. Press the Ctrl key (or ⌘ Cmd on macOS) and hover over a variable with the mouse to kick in the inference logic in webstorm :

Answered By - basarat