setOverride method
Sets or removes one translation override.
Implementation
void setOverride(String key, String? value) {
final previous = _overrides[key];
if (value == null) {
if (!_overrides.containsKey(key)) return;
_overrides.remove(key);
notifyListeners();
return;
}
if (previous == value) return;
_overrides[key] = value;
notifyListeners();
}