in lib/src/util.dart [32:46]
Map<K, V> updateMap<K, V>(Map<K, V> original, Map<K, V?>? updates) {
if (updates == null || updates.isEmpty) return original;
final value = Map.of(original);
for (var entry in updates.entries) {
final val = entry.value;
if (val == null) {
value.remove(entry.key);
} else {
value[entry.key] = val;
}
}
return value;
}