Transform TypeScript into ES.next

Compile ES2015 for...of to ES5

Add a __source prop to all JSX Elements

Compile ES2015 block scoping (const and let) to ES5

Babel plugin to ensure function declarations at the block level are block scoped

Add a __self prop to all JSX Elements

Apply ES2015 function.name semantics to all functions

Compile ES2015 template literals to ES5

Transform class static blocks

Compile ES2015 arrow functions to ES5

Apply ES2015 function.name semantics to all functions

Compile ES2015 spread to ES5

Transform optional chaining operators into a series of nil checks

Compile ES2015 unicode string and number literals to ES5

Compile objects with duplicate keys to valid strict ES5

Turn async functions into ES2015 generators

Compile regular expressions using named groups to ES5.

Remove nullish coalescing operator

Transforms logical assignment operators into short-circuited assignments

Compile exponentiation operator to ES5