translateEntry method
Implementation
String translateEntry(
IntlLocale fromLocale, IntlLocale toLocale, String key, String message) {
key = _normalizeKey(key);
var from = _translations[fromLocale.code] ??= {};
var to = from[toLocale.code] ??= {};
var entries = to[key] ??= {};
var m = _simplifyMessage(message);
var t = entries[m];
return t ??= message;
}