Regular expression parser for ECMAScript.

Delete files and directories

Match balanced character pairs, like "" and ""

Run an array of functions in parallel

JSDoc parser

Utilities for ESLint plugins.

Runtime for Regenerator-compiled generator and async functions.

Pass two numbers, get a regex-compatible source string for matching ranges. Validated against more than 2.78 million test assertions.

Language Server Protocol (LSP) implementation for TypeScript using tsserver

User-friendly glob matching

The semantic version parser used by npm.

Check if a path is the current working directory

Use node's fs.realpath, but fall back to the JS implementation if the native one fails

List files and directories inside the specified directory

Debounce promise-returning & async functions

Detect whether a terminal supports color

Escape RegExp special characters

node's assert.deepEqual algorithm except for NaN being equal to NaN

Run a function exactly one time

Node.js 0.12 path.isAbsolute() ponyfill

Traverse JSON Schema passing each schema object to callback

Fast, in memory work queue

type-check allows you to check the types of JavaScript values at runtime with a Haskell like type syntax.

Create an error from multiple errors