| // Copyright (c) 2021, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| // @dart = 2.9 |
| |
| import 'dart:io' show File, Platform; |
| |
| import 'package:front_end/src/base/processed_options.dart' |
| show ProcessedOptions; |
| |
| import 'package:front_end/src/fasta/compiler_context.dart' show CompilerContext; |
| |
| import 'package:front_end/src/fasta/incremental_compiler.dart' |
| show IncrementalCompiler; |
| |
| import 'package:kernel/ast.dart' show Component; |
| |
| import 'incremental_suite.dart' show getOptions; |
| |
| main() async { |
| Uri compileTarget = Platform.script.resolve("binary_md_dill_reader.dart"); |
| if (!(new File.fromUri(compileTarget)).existsSync()) { |
| throw "$compileTarget doesn't exist"; |
| } |
| |
| List<Future> futures = []; |
| List<int> compilesLeft = new List<int>.filled(5, 8); |
| for (int i = 0; i < compilesLeft.length; i++) { |
| Future<Component> compileAgain() async { |
| print("$i has ${compilesLeft[i]} left."); |
| if (compilesLeft[i] > 0) { |
| compilesLeft[i]--; |
| return compile(i, compileTarget).then((value) => compileAgain()); |
| } |
| return null; |
| } |
| |
| print("Starting first compile for $i"); |
| futures.add(compile(i, compileTarget).then((value) => compileAgain())); |
| } |
| await Future.wait(futures); |
| |
| print("Checkpoint #1: Can compiles several at once " |
| "(with different compilers!)"); |
| |
| for (int i = 0; i < 5; i++) { |
| futures.clear(); |
| for (int j = 0; j < 10; j++) { |
| futures.add(compile(0, compileTarget)); |
| } |
| await Future.wait(futures); |
| } |
| |
| print("Checkpoint #2: Can compiles several at once " |
| "(with the same compiler) (without crashing)"); |
| } |
| |
| List<IncrementalCompiler> compilers = []; |
| |
| Future<Component> compile(int compilerNum, Uri uri) async { |
| if (compilers.length <= compilerNum) { |
| compilers.length = compilerNum + 1; |
| } |
| IncrementalCompiler compiler = compilers[compilerNum]; |
| if (compiler == null) { |
| var options = getOptions(); |
| compiler = new IncrementalCompiler(new CompilerContext( |
| new ProcessedOptions(options: options, inputs: [uri]))); |
| compilers[compilerNum] = compiler; |
| } else { |
| compiler.invalidateAllSources(); |
| } |
| Component result = await compiler.computeDelta(); |
| print("Now compile is done!"); |
| return result; |
| } |