substack/static-module

the acorn javascript parser, preloaded with plugins for syntax parity with recent node versions

writable stream that concatenates strings or binary data and calls a callback with the result

ECMAScript code generator

Modify strings, generate sourcemaps

Merge old source map and new source map in multi-transform flow

string representations of objects in node and the browser

Node.js Streams, a user-land copy of the stream library from Node.js

evaluate statically-analyzable expressions

A tiny wrapper around Node.js streams.Transform (Streams2/3) to avoid explicit subclassing noise

Simple benchmarking tool with TAP-like output that is easy to parse

resolve like require.resolve() on behalf of files asynchronously and synchronously

Generates and consumes source maps

tap-producing test harness for node and browsers

simple scope analysis for javascript ASTs

Converts a source-map from/to different formats and allows adding/changing properties.

Object.prototype.hasOwnProperty.call shortcut

make a shallow copy of an object or array

transform a stream into a quoted string