A comprehensive TypeScript utility library — numbers, strings, arrays, objects, validators, and more. Your single source of utility functions.

Validate identifier/keywords name

A utility package to parse strings

Babel helper functions for inserting module loads

Babel helper functions for implementing ES6 module transformations

Helper functions on Babel compilation targets

Validate plugin/preset options

General utilities for plugins to use

A collection of JavaScript globals for Babel internal usage

Helper function to annotate paths and nodes with #__PURE__ comment

Helper function to optimise call expression

Helper function to replace certain member expressions with function calls

Helper function to replace supers

Helper which skips types and parentheses

Compile class public and private fields, private methods and decorators to ES6

Helper function to remap async functions to generators

Helper to wrap functions inside a function call.

Compile ESNext Regular Expressions to ES5

Babel helper to create your own polyfill provider

Helper function to change the property 'name' of every function