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Unverified Commit 81b98450 authored by Jonah Williams's avatar Jonah Williams Committed by GitHub
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[flutter_tools] migrate async_guard.dart to null safety (#76748)

parent 9d53c11e
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packages/flutter_tools/lib/src/base/async_guard.dart
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...@@ -2,8 +2,6 @@ ...@@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be // Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. // found in the LICENSE file.
// @dart = 2.8
import 'dart:async'; import 'dart:async';
/// Runs [fn] with special handling of asynchronous errors. /// Runs [fn] with special handling of asynchronous errors.
...@@ -82,7 +80,7 @@ import 'dart:async'; ...@@ -82,7 +80,7 @@ import 'dart:async';
/// [ArgumentError] will be thrown synchronously. /// [ArgumentError] will be thrown synchronously.
Future<T> asyncGuard<T>( Future<T> asyncGuard<T>(
Future<T> Function() fn, { Future<T> Function() fn, {
Function onError, Function? onError,
}) { }) {
if (onError != null && if (onError != null &&
onError is! _UnaryOnError<T> && onError is! _UnaryOnError<T> &&
......
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