wojtekmaj

country-code-to-flag-emoji

A function that returns a flag emoji given IETF language tag.

detect-element-overflow

A function that tells you whether a given element is overflowing its container or not. Useful for creating dropdowns and tooltips.

eslint-config-wojtekmaj

ESLint configuration by wojtekmaj

eslint-staged-files

Run ESLint on staged files only.

get-user-locale

Returns a list of strings representing the user's preferred languages.

is-valid-abn

Check if a number is a valid Australian Business Number (ABN)

is-valid-acn

Check if a number is a valid Australian Company Number (ACN)

is-valid-australian-postcode

Check if a number is a valid Australian postcode

is-valid-ein

Check if a number is a valid Employer Identification Number (EIN)

is-valid-nip

Check if a number is a valid Numer Identyfikacji Podatkowej (NIP)

is-valid-pesel

Check if a number is a valid PESEL

is-valid-regon

Check if a number is a valid REGON

is-valid-uk-vat

Check if a number is a valid UK VAT number

is-valid-utr

Check if a number is a valid Unique Taxpayer Reference (UTR)

jotai-loadable

A tiny helper that turns async Jotai atoms into loadable atoms

make-cancellable-promise

Make any Promise cancellable.

make-event-props

Returns an object with on-event callback props curried with provided args.

merge-class-names

A function that merges given class names, no matter their format: string with single or multiple class names or an array of class names. Filters out invalid class names as well.

merge-refs

A function that merges React refs into one.

next-turbopack-nodenext

Adds module: NodeNext support to Turbopack in Next.js

nightmare-advanced-click

Extends Nightmare with .rightClick(), .middleClick(), .ctrlClick() and other actions.

nightmare-wait-for-url

Extends Nightmare with .waitForUrl() action.

react-async-button-monorepo

A monorepo for @wojtekmaj/react-async-button

react-calendar

Ultimate calendar for your React app.

react-clock

An analog clock for your React app.