Mock `window.Date` when run unit test cases with jest. Make tests of `Date` easier.
Array-slice method. Slices `array` from the `start` index up to, but not including, the `end` index.
`Array#forEach()` but it’s possible to define where to move to next
Turn anything into an array
Loop over each item in an array and call the given function on every element.
A simple and pragmatic library for testing Node.js console output.
Stringify your JSON at max speed
Expand multiple globs into file paths
Copy a descriptor from object A to object B
utilities for primitive JavaScript types
Efficient Binary heap (priority queue, binary tree) data structure for JavaScript / TypeScript. Includes JavaScript methods, Python's heapq module methods, and Java's PriorityQueue methods.
Array utils
Bizarro minimist: transform an options object into argv
Run an array of functions in series
Utility package to determine if an `Array.prototype` method properly boxes the callback's receiver and third argument.
Given a Mocha / Cypress spec file, returns the list of suite and test names
Parses set-cookie headers into objects
Rope-based persistent sequence type
Easily get the CWD (current working directory) of a project based on package.json, optionally starting from a given path. (node.js/javascript util)
very fast object redaction
Lightweight utility for input validation and data extraction in Turf.js. Ensures GeoJSON inputs are in the correct format and extracts specific components like coordinates or geometries.
A type checking library where each exported function returns either true or false and does not throw. Also added tests.
A JavaScript text diff implementation.
Check if a value is any kind of array