blob: 6002ae44f6334adaca4231089f8da3d80b7bb6e7 [file] [log] [blame] [edit]
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/// This function can be used to call a const constructor in such a way as to
/// create a new instance rather than creating the common const instance.
///
/// ```dart
/// class A {
/// const A(this.i);
/// int i;
/// }
///
/// main () {
/// // prevent prefer_const_constructors lint
/// new A(nonconst(null));
///
/// // prevent prefer_const_declarations lint
/// final int $null = nonconst(null);
/// final A a = nonconst(const A(null));
/// }
/// ```
T nonconst<T>(T t) => t;