| // Copyright 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| part of 'fake_flutter.dart'; |
| |
| /// Signature of callbacks that have no arguments and return no data. |
| typedef VoidCallback = void Function(); |
| |
| /// The signature of [State.setState] functions. |
| typedef StateSetter = void Function(VoidCallback fn); |
| |
| const kReleaseMode = false; |
| |
| /// Configure [debugFormatDouble] using [num.toStringAsPrecision]. |
| /// |
| /// Defaults to null, which uses the default logic of [debugFormatDouble]. |
| int debugDoublePrecision; |
| |
| /// Formats a double to have standard formatting. |
| /// |
| /// This behavior can be overriden by [debugDoublePrecision]. |
| String debugFormatDouble(double value) { |
| if (value == null) { |
| return 'null'; |
| } |
| if (debugDoublePrecision != null) { |
| return value.toStringAsPrecision(debugDoublePrecision); |
| } |
| return value.toStringAsFixed(1); |
| } |
