ietf-locale-parser

A parser for IETF language tags

Based on: https://en.wikipedia.org/wiki/IETF_language_tag

Usage

``js
import { parseIetfLocaleTag, isValidIetfLocaleTag } from 'ietf-locale-parser';

// made up locale tag
const tag = 'ar-ajp-apc-apd-Arab-CV-arevela-g-231243-r-sdarre-x-private-x-private1';

const isValid = isValidIetfLocaleTag(tag);
/*
Yields:
isValid: true
*/

const {
primaryLang,
extLangs,
extLang1,
extLang2,
extLang3,
script,
region,
variant,
extension,
private,
} = parseIetfLocaleTag(tag);
/*
Yields:
primaryLang: 'ar',
extLangs: 'ajp-apc-apd',
extLang1: 'ajp',
extLang2: 'apc',
extLang3: 'apd',
script: 'Arab',
region: 'CV',
variant: 'arevela',
extension: 'g-231243-r-sdarre',
private: 'x-private-x-private1'
*/
``