Is this value a JS ArrayBuffer?

Rope-based persistent sequence type

Get the byte length of an ArrayBuffer, even in engines without a `.byteLength` method.

Is this value a JS SharedArrayBuffer?

Robustly get the byte length of a Typed Array

`Array.prototype.concat`, but made safe by ignoring Symbol.isConcatSpreadable

Robustly get the byte offset of a Typed Array

Robustly get the length of a Typed Array

Get the ArrayBuffer out of a TypedArray, robustly.

Typed array constructors.

A JavaScript text diff implementation.

Concatenate a readable stream's data into a single array

Which kind of Typed Array is this JavaScript value? Works cross-realm, without `instanceof`, and despite Symbol.toStringTag.

Minimal async jobs utility library, with streams support

Is this value a JS Typed Array? This module works cross-realm/iframe, does not depend on `instanceof` or mutable properties, and despite ES6 Symbol.toStringTag.

Parse postgres array columns

TypeScript definitions for concat-stream

utilities for primitive JavaScript types

Test if a value is an array of probabilities that sum to one.

A module used internally by Jest to check which files have changed since you last committed in git or hg.