A string manipulation toolbox, featuring a string formatter (inspired by sprintf), a variable inspector (output featuring ANSI colors and HTML) and various escape functions (shell argument, regexp, html, etc).

Parameterised tests for Jest

Conversion of JavaScript primitives to and from Buffer with binary order matching natural primitive order

Loop over each item in an array and call the given function on every element.

A simple list of possible Typed Array names.

Turn anything into an array

ES2015 `Array#findIndex()` ponyfill

sprintf parser and basic formatter

Node addon for string extraction for msgpackr

Returns an array with only the unique values from the first array, by excluding all values from additional arrays using strict equality for comparisons.

A debug logger package for other Google libraries

Get all but the last element or last n elements of an array.

JavaScript string formatting utilities for Vega.

Fast and powerful array sorting. Sort an array of objects by one or more properties. Any number of nested properties or custom comparison functions may be used.

Insert supplied variable values into a format string.

HTTP request logger middleware for node.js

Get the last or last n elements in an array.

Date formatting and parsing

Token-Oriented Object Notation (TOON) – compact, human-readable serialization of JSON data for LLM prompts

Format numbers for human consumption.