get<T extends Object?> method

T get<T extends Object?>([
  1. Object? key,
  2. T? defaultValue,
  3. ObjectBuilder<T>? builder
])

Implementation

T get<T extends Object?>([
  Object? key,
  T? defaultValue,
  ObjectBuilder<T>? builder,
]) {
  final T? arguments = getOrNull(key, defaultValue, builder);
  if (arguments != null) {
    return arguments;
  } else {
    throw UnimplementedError("$T didn't get from this object");
  }
}