Ensure that no reserved words are used.

Turn async generator functions into ES2015 generators

Ensure that reserved words are quoted in property accesses

Compile optional catch bindings

This plugin transforms checks for a private property in an object

Compile regular expressions using the `s` (`dotAll`) flag to ES5.

This transformer wraps all typeof expressions with a method that replicates native behaviour. (ie. returning “symbol” for symbols)

Compile export namespace to ES2015

Transforms logical assignment operators into short-circuited assignments

Turn JSX into React function calls

Compile inline regular expression modifiers

Escape U+2028 LINE SEPARATOR and U+2029 PARAGRAPH SEPARATOR in JS strings

Compile regular expressions' unicodeSets (v) flag.

Compile Unicode property escapes in Unicode regular expressions to ES5.

Externalise references to helpers and builtins, automatically polyfilling your code without polluting globals

Add displayName to React.createClass calls

Compile regular expressions using duplicate named groups to index-based groups.

Turn JSX into React function calls in development

Compile `using` and `await using` declarations to ES2015

Mark top-level React method calls as pure for tree shaking