fix(intl): add intl polyfill to support pt-BR locale

Author: leomp12

src/index.js

@@ -6,6 +6,9 @@
 
 'use strict'
 
+// Node.js i18n support
+require('./intl')
+
 // template render function
 const render = require('./lib/render')
 

src/intl.js

@@ -0,0 +1,25 @@
+'use strict'
+
+let areIntlLocalesSupported = require('intl-locales-supported')
+if (typeof areIntlLocalesSupported !== 'function' && areIntlLocalesSupported.default) {
+  areIntlLocalesSupported = areIntlLocalesSupported.default
+}
+
+const localesMyAppSupports = [
+  'en',
+  'pt-BR'
+]
+
+if (global.Intl) {
+  // Determine if the built-in `Intl` has the locale data we need.
+  if (!areIntlLocalesSupported(localesMyAppSupports)) {
+    // `Intl` exists, but it doesn't have the data we need, so load the
+    // polyfill and patch the constructors we need with the polyfill's.
+    const IntlPolyfill = require('intl')
+    Intl.NumberFormat = IntlPolyfill.NumberFormat
+    Intl.DateTimeFormat = IntlPolyfill.DateTimeFormat
+  }
+} else {
+  // No `Intl`, so use and load the polyfill.
+  global.Intl = require('intl')
+}