@resource-sentry/reader-localization/src/model/language-tags.js

Resource Sentry localization JSON reader.

module.exports = Object.freeze({
    EXT_LANGUAGE: 'extlang',
    EXTENSION   : 'extension',
    LANGUAGE    : 'language',
    PRIVATE_USE : 'privateUse',
    REGION      : 'region',
    SCRIPT      : 'script',
    VARIANT     : 'variant'
});