Compile ES2015 template literals to ES5

Compile ES2015 shorthand properties to ES5

Transform TypeScript into ES.next

Compile ES2015 spread to ES5

Explode async and generator functions into a state machine.

Helper to wrap functions inside a function call.

Compile ES2015 Unicode regex to ES5

Compile ES2015 unicode string and number literals to ES5

Transform optional chaining operators into a series of nil checks

Compile ES2015 arrow functions to ES5

Compile ES2015 block scoping (const and let) to ES5

Allow parsing of BigInt literals

Compile ES2015 for...of to ES5

Allow parsing of import.meta

Compile ES2015 object super to ES5

Add a __source prop to all JSX Elements

Add a __self prop to all JSX Elements

Apply ES2015 function.name semantics to all functions

Helper function to replace certain member expressions with function calls

Compile ES2015 default and rest parameters to ES5