Implements performance.now (based on process.hrtime).

Now stdin and stdout are files.

Test if a process with a given pid is running

[](https://npmjs.org/package/stream-combiner) [](https://travis-ci.org/dominictarr/stream-combiner)

transform a stream into a quoted string

Cross-platform method to add a directory to your $PATH

Make unhandled promise rejections fail hard right away instead of the default silent fail

Easily format the time from node.js `process.hrtime`. Works with timescales ranging from weeks to nanoseconds.

This is a sequel to [stream-combiner](https://npmjs.org/package/stream-combiner) for streams3.

rollup-plugin-node-polyfills ===

A stream meter that both counts the bytes piped through it, and can optionally abort on a max size. (e.g. limit a http request size)

Modeling arrival processes of events in a system.

C function to get a symbol from the current process

Emit errors on stdout stream for a spawned child process

Distribute processing tasks to child processes with an über-simple API and baked-in durability & custom concurrency options.

Fork stream based on passed condition, and collect down-stream

Make unhandled promise rejections fail loudly instead of the default silent fail

Use the gray() color function in CSS

Normalizers for common argv commands handled by the base-cli plugin. Also pre-processes the given object with base-cli-schema before calling `.process()`

Import a module like with `require()` but from the current working directory