Intl.LocaleMatcher

A spec-compliant ponyfill for Intl.LocaleMatcher. Since this is only stage-1 this package is a ponyfill instead of polyfill.

Installation

npm

npm i @formatjs/intl-localematcher

yarn

yarn add @formatjs/intl-localematcher

Requirements

• Intl.getCanonicalLocales or polyfill
• Intl.Locale or polyfill

Usage

Simple

import {match} from '@formatjs/intl-localematcher'

match(
  ['fr-XX', 'en'],
  ['fr', 'en']
  'en'
) // 'fr'

match(
  ['zh'],
  ['fr', 'en']
  'en'
) // 'en'