get-localized-strings.js

// Consume localized strings from meta tags like this one:
//
// <meta name="localized.clipboard.copy" content="{{localized.clipboard.copy}}" />
//
// Then assembled a deeply-keyed global object called `window.localized`

const setProp = require('lodash/set')

module.exports = function getLocalizedString() {
  window.localized = Array.from(
    document.querySelectorAll('meta[name^="localized"]')
  ).reduce((acc, el) => {
    const key = el.getAttribute('name').replace('localized.', '')
    const val = el.getAttribute('content')
    setProp(acc, key, val)
    return acc
  }, {})
}