Trace the original position through a source map

Strict TypeScript and Flow types for style based on MDN data

Packages @jridgewell/trace-mapping and @jridgewell/gen-mapping into the familiar source-map API

A utility package to parse strings

Find and load configuration from a package.json property, rc file, or CommonJS module

minimal implementation of a PassThrough stream

process.nextTick but always with args

This plugin transforms static class properties as well as properties declared with the property initializer syntax

Transform optional chaining operators to workaround https://crbug.com/v8/11558

Collection of helper functions used by Babel transforms.

TypeScript definitions for json-schema

A pure JavaScript W3C standard-based (XML DOM Level 2 Core) DOMParser and XMLSerializer module.

ECMAScript parser

Range header field string parser

Compile ES2015 default and rest parameters to ES5

A url sanitizer

Functionality commonly needed by Rollup plugins

Compile objects with duplicate keys to valid strict ES5

Allow parsing of the module attributes in the import statement

The string_decoder module from Node core

Returns `true` if the given string looks like a glob pattern or an extglob pattern. This makes it easy to create code that only uses external modules like node-glob when necessary, resulting in much faster code execution and initialization time, and a bet

A placeholder package that bridges babel-core to @babel/core.

Glob-based configuration matching.

TypeScript definitions for http-errors