deep cloning of objects and arrays

Helper function to build react jsx

Give me a string and I'll tell you if it's a valid npm package license string

Allow parsing of the module assertion attributes in the import statement

return list of CallSite objects from a captured stacktrace

Like duplexer but using streams3

recursively Object.freeze() objects and functions

Get the shortest leading whitespace from lines in a string

Check if a stream has ended

Convert a kebab-cased CSS property into a camelCased DOM property.

Extra assertions on top of node's assert module

random fill from browserify stand alone

process.hrtime() to words

(Meta)observability for EventEmitters.

Compile ES2015 unicode string and number literals to ES5

ICSS utils for postcss ast

A replacement for process.exit that ensures stdio are fully drained before exiting.

Now stdin and stdout are files.

This removes rvals that are equivalent to undefined wherever possible

A 2D spatial index for axis-aligned boxes