sebastian-software/preppy

babel's modular runtime helpers

Standard library

Traverse an ESTree-compliant AST

find the closest package.json

Detect if the current environment is a CI server

Modify strings, generate sourcemaps

The Rollup Executable Plugin changes output javascript file's executable state to ON on unix like operating systems.

Rollup plugin to minify generated es bundle

Get v8 stack traces as an array of CallSite objects.

Make a callback- or promise-based function support both promises and callbacks.

Babel command line.

Babel compiler core.

Babel command line

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

Compile object rest and spread to ES5

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

A Babel preset for each environment.

Babel preset for all React plugins.

Babel preset for TypeScript.

Lean CLI which combines prettier and eslint

Jest plugin to use babel for transformation.

Uploading report to Codecov: https://codecov.io

Run scripts that set and use environment variables across platforms

Modern, fast React.js JSX parser

The Rollup Rebase Plugin copies static assets as required from your JavaScript code to the destination folder and adjusts the references in there to point to the new location.

Run generated binaries having last exit code in a map