Reformat benchmarks/ with 3.8 style.

Change-Id: Ied900f7d85addabc586823139aa78b879be035ea
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/425182
Auto-Submit: Bob Nystrom <[email protected]>
Reviewed-by: Lasse Nielsen <[email protected]>
Commit-Queue: Lasse Nielsen <[email protected]>

Author: munificent

benchmarks/BigIntParsePrint/dart/BigIntParsePrint.dart

@@ -335,11 +335,10 @@ void main() {
 
   // Warm up all benchmarks to ensure consistent behavior of shared code.
   benchmarks.forEach(
-    (bm) =>
-        bm()
-          ..setup()
-          ..run()
-          ..run(),
+    (bm) => bm()
+      ..setup()
+      ..run()
+      ..run(),
   );
 
   benchmarks.forEach((bm) => bm().report());

benchmarks/FileIOSink/dart/FileIOSink.dart

@@ -83,10 +83,9 @@ class BenchmarkAlternatingSizedAdd extends AsyncBenchmarkBase {
   @override
   Future<void> setup() async {
     _tempDir = Directory.systemTemp.createTempSync();
-    _ioSink =
-        File(
-          _tempDir.uri.resolve('alternative-add-size').toFilePath(),
-        ).openWrite();
+    _ioSink = File(
+      _tempDir.uri.resolve('alternative-add-size').toFilePath(),
+    ).openWrite();
   }
 
   @override

benchmarks/Isolate/dart/Isolate.dart

@@ -54,8 +54,8 @@ class SendReceiveHelper {
     port = ReceivePort();
     inbox = StreamIterator<dynamic>(port);
     workerCompleted = Completer<bool>();
-    workerExitedPort =
-        ReceivePort()..listen((_) => workerCompleted.complete(true));
+    workerExitedPort = ReceivePort()
+      ..listen((_) => workerCompleted.complete(true));
     worker = await Isolate.spawn(
       isolate,
       StartMessage(port.sendPort, useTransferable, size),

benchmarks/IsolateJson/dart/IsolateJson.dart

@@ -118,8 +118,9 @@ class BenchmarkConfig {
 }
 
 Future<void> main() async {
-  final jsonString =
-      File('benchmarks/IsolateJson/dart/sample.json').readAsStringSync();
+  final jsonString = File(
+    'benchmarks/IsolateJson/dart/sample.json',
+  ).readAsStringSync();
   final json250KB = utf8.encode(jsonString); // 294356 bytes
   final decoded = json.decode(utf8.decode(json250KB));
   final decoded1MB = <dynamic, dynamic>{

benchmarks/IsolateSpawn/dart/IsolateSpawn.dart

@@ -15,10 +15,10 @@ class SpawnLatency {
     final completerResult = Completer();
     final receivePort = ReceivePort()..listen(completerResult.complete);
     final isolateExitedCompleter = Completer<DateTime>();
-    final onExitReceivePort =
-        ReceivePort()..listen((_) {
-          isolateExitedCompleter.complete(DateTime.now());
-        });
+    final onExitReceivePort = ReceivePort()
+      ..listen((_) {
+        isolateExitedCompleter.complete(DateTime.now());
+      });
     final beforeSpawn = DateTime.now();
     await Isolate.spawn(
       isolateCompiler,
@@ -32,8 +32,9 @@ class SpawnLatency {
     receivePort.close();
     final DateTime isolateExited = await isolateExitedCompleter.future;
     result.timeToExitUs = isolateExited.difference(beforeSpawn).inMicroseconds;
-    result.timeToIsolateSpawnUs =
-        afterSpawn.difference(beforeSpawn).inMicroseconds;
+    result.timeToIsolateSpawnUs = afterSpawn
+        .difference(beforeSpawn)
+        .inMicroseconds;
     onExitReceivePort.close();
 
     return result;
@@ -139,7 +140,8 @@ class AggregatedResultMessageLatency {
   );
 
   @override
-  String toString() => '''$toAfterIsolateSpawnUs
+  String toString() =>
+      '''$toAfterIsolateSpawnUs
 $toStartRunningCodeUs
 $toFinishRunningCodeUs
 $toExitUs''';
@@ -164,10 +166,12 @@ Future<void> isolateCompiler(StartMessageLatency start) async {
   final timeFinishRunningCodeUs = DateTime.now();
   start.sendPort.send(
     ResultMessageLatency(
-      timeToStartRunningCodeUs:
-          timeRunningCodeUs.difference(start.spawned).inMicroseconds,
-      timeToFinishRunningCodeUs:
-          timeFinishRunningCodeUs.difference(start.spawned).inMicroseconds,
+      timeToStartRunningCodeUs: timeRunningCodeUs
+          .difference(start.spawned)
+          .inMicroseconds,
+      timeToFinishRunningCodeUs: timeFinishRunningCodeUs
+          .difference(start.spawned)
+          .inMicroseconds,
     ),
   );
 }

benchmarks/MapCopy/dart/MapCopy.dart

@@ -224,14 +224,12 @@ void pollute() {
   final Map<String, Object> m2 = HashMap.of(m1);
   final Map<int, Object> m3 = Map.of({1: 66});
   final Map<int, Object> m4 = HashMap.of({1: 66});
-  final Map<Object, Object> m5 =
-      Map.identity()
-        ..[Thing()] = 1
-        ..[Thing()] = 2;
-  final Map<Object, Object> m6 =
-      HashMap.identity()
-        ..[Thing()] = 1
-        ..[Thing()] = 2;
+  final Map<Object, Object> m5 = Map.identity()
+    ..[Thing()] = 1
+    ..[Thing()] = 2;
+  final Map<Object, Object> m6 = HashMap.identity()
+    ..[Thing()] = 1
+    ..[Thing()] = 2;
   final Map<Object, Object> m7 = UnmodifiableMapView(m1);
   final Map<Object, Object> m8 = UnmodifiableMapView(m2);
   final Map<Object, Object> m9 = UnmodifiableMapView(m3);

benchmarks/MemoryCopy/dart/MemoryCopy.dart

@@ -13,40 +13,39 @@ import 'package:ffi/ffi.dart';
 
 const maxSizeInBytes = 10 * 1024 * 1024;
 
-final argParser =
-    ArgParser()
-      ..addMultiOption(
-        'length',
-        abbr: 'l',
-        help: 'Byte length to benchmark',
-        valueHelp: 'INT',
-        defaultsTo: const [],
-      )
-      ..addFlag(
-        'mebibytes-per-second',
-        abbr: 'm',
-        help: 'Show MiB/s',
-        defaultsTo: false,
-      )
-      ..addFlag(
-        'nanoseconds-per-byte',
-        abbr: 'n',
-        help: 'Show ns/byte',
-        defaultsTo: false,
-      )
-      ..addFlag(
-        'bytes-per-second',
-        abbr: 'b',
-        help: 'Show byte/s',
-        defaultsTo: true,
-      )
-      ..addFlag('verbose', abbr: 'v', help: 'Verbose output', defaultsTo: false)
-      ..addFlag(
-        'aligned',
-        abbr: 'a',
-        help: 'Align results on initial numbers',
-        defaultsTo: false,
-      );
+final argParser = ArgParser()
+  ..addMultiOption(
+    'length',
+    abbr: 'l',
+    help: 'Byte length to benchmark',
+    valueHelp: 'INT',
+    defaultsTo: const [],
+  )
+  ..addFlag(
+    'mebibytes-per-second',
+    abbr: 'm',
+    help: 'Show MiB/s',
+    defaultsTo: false,
+  )
+  ..addFlag(
+    'nanoseconds-per-byte',
+    abbr: 'n',
+    help: 'Show ns/byte',
+    defaultsTo: false,
+  )
+  ..addFlag(
+    'bytes-per-second',
+    abbr: 'b',
+    help: 'Show byte/s',
+    defaultsTo: true,
+  )
+  ..addFlag('verbose', abbr: 'v', help: 'Verbose output', defaultsTo: false)
+  ..addFlag(
+    'aligned',
+    abbr: 'a',
+    help: 'Align results on initial numbers',
+    defaultsTo: false,
+  );
 
 class Emitter {
   final bool bytesPerSecond;
@@ -118,10 +117,9 @@ abstract class MemoryCopyBenchmark {
     // to avoid discarding results that almost, but not quite, reach the minimum
     // duration requested.
     final allowedJitter = Duration(
-      microseconds:
-          minDuration.inSeconds > 0
-              ? (minDuration.inMicroseconds * 0.1).floor()
-              : 0,
+      microseconds: minDuration.inSeconds > 0
+          ? (minDuration.inMicroseconds * 0.1).floor()
+          : 0,
     );
 
     final watch = Stopwatch()..start();
@@ -475,11 +473,10 @@ void main(List<String> args) {
   List<int> lengthsInBytes = defaultLengthsInBytes;
   final emitter = Emitter(results);
   if (results['length'].isNotEmpty) {
-    lengthsInBytes =
-        (results['length'] as List<String>)
-            .map(int.parse)
-            .where((i) => i <= maxSizeInBytes)
-            .toList();
+    lengthsInBytes = (results['length'] as List<String>)
+        .map(int.parse)
+        .where((i) => i <= maxSizeInBytes)
+        .toList();
   }
   final filter = results.rest.firstOrNull;
   final benchmarks = [

benchmarks/MultipleReturns/dart/MultipleReturns.dart

@@ -69,18 +69,14 @@ ResultClass forwardedClass() => notInlinedClass();
 @pragma('vm:prefer-inline')
 @pragma('wasm:prefer-inline')
 @pragma('dart2js:prefer-inline')
-({int result0, String result1}) inlinedRecordNamed() => (
-  result0: input1,
-  result1: input2,
-);
+({int result0, String result1}) inlinedRecordNamed() =>
+    (result0: input1, result1: input2);
 
 @pragma('vm:never-inline')
 @pragma('wasm:never-inline')
 @pragma('dart2js:never-inline')
-({int result0, String result1}) notInlinedRecordNamed() => (
-  result0: input1,
-  result1: input2,
-);
+({int result0, String result1}) notInlinedRecordNamed() =>
+    (result0: input1, result1: input2);
 
 @pragma('vm:never-inline')
 @pragma('wasm:never-inline')

benchmarks/OmnibusDeferred/dart/OmnibusDeferred.dart

@@ -50,8 +50,10 @@ final Map<String, Lib> benchmarks = {
   'ListCopy': Lib(lib_ListCopy.loadLibrary, () => lib_ListCopy.main()),
   'MapCopy': Lib(lib_MapCopy.loadLibrary, () => lib_MapCopy.main([])),
   'MD5': Lib(lib_MD5.loadLibrary, () => lib_MD5.main()),
-  'MultipleReturns':
-      Lib(lib_MultipleReturns.loadLibrary, () => lib_MultipleReturns.main()),
+  'MultipleReturns': Lib(
+    lib_MultipleReturns.loadLibrary,
+    () => lib_MultipleReturns.main(),
+  ),
   'RecordCollections': Lib(
     lib_RecordCollections.loadLibrary,
     () => lib_RecordCollections.main(),

benchmarks/Startup/dart/Startup.dart

@@ -23,8 +23,9 @@ Future<void> main(List<String> args) async {
   var events;
   try {
     tempDir = await Directory.systemTemp.createTemp();
-    final timelinePath =
-        tempDir.uri.resolve('Startup-timeline.json').toFilePath();
+    final timelinePath = tempDir.uri
+        .resolve('Startup-timeline.json')
+        .toFilePath();
     final p = await Process.run(Platform.executable, [
       ...Platform.executableArguments,
       '--timeline_recorder=file:$timelinePath',