Microsoft updates TypeScript language to 2.0. It’s an open-source superset of JavaScript, but said to be easier to use, more productive, create more reliable code, and compile down to standard JavaScript. Version 2.0 adds features such as non-nullable types and expanded control flow analysis. Plus tagged unions, the never type, this types for functions, and of course glob support...
Microsoft has announced today at JSConf in Florida that they will be open-sourcing key components of its Chakra JavaScript engine under the ChakraOne name.