square/es6-module-transpiler

JavaScript syntax tree transformer, nondestructive pretty-printer, and automatic source map generator

Reserved words that may not be used as variables, functions, methods, or object identifiers, since ECMAScript specifies special behavior for them.

browser-side require() the node way

simple, flexible, fun test framework

Temporary file and directory creator

Utilities for AST transformers.

Facebook-specific fork of the esprima project

POSIX-style getopt()

ES6 classes compiled to ES5.

Runner for example files, usually tests.

Fake file system for testing