tomaszpolanski

import 'dart:math' as math;

import 'package:flutter/rendering.dart';
import 'package:flutter/widgets.dart';

class SliverFloatingHeader extends SingleChildRenderObjectWidget {
  const SliverFloatingHeader({
    Key key,
    Widget child,
  }) : super(key: key, child: child);

tomaszpolanski

void main() {
  final PublishSubject<Configuration> configStream = PublishSubject();
  enableFlutterDriverExtension(
    handler: (request) async {
      final Configuration config = Configuration.fromJson(json.decode(request));
      configStream.add(config);
      return null;
    },
  );
  runApp(

tomaszpolanski

- `flutter channel master && flutter doctor`
- `export ENABLE_FLUTTER_DESKTOP=true`
- `git clone git@github.com:google/flutter-desktop-embedding.git`
- Move your project inside the `flutter-desktop-embedding` folder
- Copy the `macos` folder from `flutter-desktop-embedding/example` to your project
- `cd flutter-desktop-embedding/my-project && flutter run -d macos`

tomaszpolanski

import 'package:flutter/material.dart';
import 'package:flutter/widgets.dart';

class AnimationPerformance extends StatefulWidget {
  @override
  _BadTranslate createState() => _BadTranslate();
}

class _BadTranslate extends State<AnimationPerformance>
    with SingleTickerProviderStateMixin {

tomaszpolanski

import 'package:flutter/material.dart';

void main() {
  // Displays build timeline
  debugProfileBuildsEnabled = true;
  runApp(GlobalKeyWidget());
}


class WidgetsWithKeysAreJustUpdated extends StatefulWidget {

tomaszpolanski

import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';

void main() {
  setUp(() {
    // Limits viewport in tests to size of 100, 100 to decrease the size of
    // the pngs
    WidgetsBinding.instance.renderView.configuration =
        TestViewConfiguration(size: const Size(100, 100));
  });

tomaszpolanski

# Check https://dart-lang.github.io/linter/lints/ for lint rules documentation
# Update from http://dart-lang.github.io/linter/lints/options/options.html

analyzer:
  errors:
    missing_required_param: error
    missing_return: error
    todo: ignore
  language:
    strict-inference: true

tomaszpolanski

class OnErrorResumeNextStreamTransformer2<T>
    extends StreamTransformerBase<T, T> {
  final StreamTransformer<T, T> transformer;

  // From the orginal version parameter was changed from `Stream<T> recoveryStream` to `Stream<T> Function (dynamic error) recoveryStream`
  OnErrorResumeNextStreamTransformer2(Stream<T> Function (dynamic error) recoveryStream)
      : transformer = _buildTransformer(recoveryStream);

  @override
  Stream<T> bind(Stream<T> stream) => transformer.bind(stream);

tomaszpolanski

@Test fun does_not_show_withing_four_seconds() {
    val scheduler = TestScheduler()
    TimeScheduler.timeSchedulerHandler = { default, tag ->
        if (tag == "click_debounce") scheduler else default
    }
  
    rule.launchActivity(null)
    Espresso.onView(withId(R.id.fab))
            .perform(click())

tomaszpolanski

@Test fun does_not_show_withing_four_seconds() {
    val scheduler = TestScheduler()
    TimeScheduler.timeSchedulerHandler = { default, tag ->
        if (tag == "click_debounce") scheduler else default
    }

    rule.launchActivity(null)
    Espresso.onView(withId(R.id.fab))
            .perform(click())