devtools/lib/src/config_specific/allowed_error_html.dart

// 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.

import 'dart:html';

/// Catch and print errors from the given future. These errors are part of
/// normal operation for an app, and don't need to be reported to analytics
/// (i.e., they're not DevTools crashes).
Future<T> allowedError<T>(Future<T> future) {
  return future.catchError((Object error) {
    final errorLines = error.toString().split('\n');
    window.console.groupCollapsed('[${error.runtimeType}] ${errorLines.first}');
    window.console.log(errorLines.skip(1).join('\n'));
    window.console.groupEnd();
  });
}