Base64 encoding/decoding in pure JS
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A polyfill for Array.prototype.flat and Array.prototype.flatMap
TypeScript definitions for earcut
Slice a unicode string by it's visual width
Polyfill of future proposal for `util.parseArgs()`
createSlice plugin for NgRX
JavaScript utilities for Vega.
Utilities for treating frozen JavaScript objects as persistent immutable collections.
Conversion of JavaScript primitives to and from Buffer with binary order matching natural primitive order
Stripe service used to integrate Stripe Elements with Angular.
Action Logger addon for storybook
Keeps values from left, while a test passes.
Manipulate strings according to the word parsing rules of the UNIX Bourne shell.
ES6 Array.find ponyfill. Return the first array element which satisfies a testing function.
Stylable text tables, handling ansi colour. Useful for console output.
creates a new array with given range
Embedded JavaScript kernel — pure Node.js JS runtime for safe execution of untrusted code. Tokenizer, parser, interpreter with scopes, closures, built-in objects, host API bindings, and resource limits. (中文 / English / 日本語 / 한국어)
Parse string into array of string elements
binary heap priority queue
Flowtype linting rules for ESLint by flow-typed
Convert a value to an array
An ESnext spec-compliant `Array.prototype.findLastIndex` shim/polyfill/replacement that works as far down as ES3.
The utility to mock class and objects. You can use mocked classes and objects for your unit and integration tests