Initial version of Fasta based IncrementalKernelGenerator.

pkg/front_end/test/src/incremental/mock_sdk.dart

+// Copyright (c) 2017, 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.
+
+import 'package:front_end/memory_file_system.dart';
+
+/// Create SDK libraries which are used by Fasta to perform kernel generation.
+/// Return the mapping from the simple names of these library to the URIs
+/// in the given [fileSystem].  The root of the SDK is `file:///sdk`.
+Map<String, Uri> createSdkFiles(MemoryFileSystem fileSystem) {
+  Map<String, Uri> dartLibraries = {};
+
+  void addSdkLibrary(String name, String contents) {
+    String path = '$name/$name.dart';
+    Uri uri = Uri.parse('file:///sdk/lib/$path');
+    fileSystem.entityForUri(uri).writeAsStringSync(contents);
+    dartLibraries[name] = uri;
+  }
+
+  addSdkLibrary(
+      'core',
+      r'''
+library dart.core;
+import 'dart:_internal';
+import 'dart:async';
+
+class Object {
+  const Object();
+}
+
+class Null {}
+class Symbol {}
+class Type {}
+class Function {}
+class Invocation {}
+class StackTrace {}
+class bool {}
+class String {}
+class num {}
+class int extends num {}
+class double {}
+class Iterable<T> {}
+class Iterator<T> {}
+class List<T> extends Iterable<T> {}
+class Map<K, V> {}
+
+void print(Object o) {}
+
+abstract class _SyncIterable implements Iterable {}
+''');
+
+  addSdkLibrary(
+      'async',
+      r'''
+library dart.async;
+
+class Future<T> {
+  factory Future.microtask(FutureOr<T> computation()) => null;
+}
+
+class FutureOr<T> {}
+class Stream<T> {}
+abstract class StreamIterator<T> {}
+
+abstract class Completer<T> {
+  factory Completer() => null;
+  factory Completer.sync() => null;
+  Future<T> get future;
+  void complete([FutureOr<T> value]);
+  void completeError(Object error, [StackTrace stackTrace]);
+  bool get isCompleted;
+}
+
+class _StreamIterator<T> implements StreamIterator<T> {}
+class _AsyncStarStreamController {}
+Function _asyncThenWrapperHelper(continuation) {}
+Function _asyncErrorWrapperHelper(continuation) {}
+Future _awaitHelper(
+    object, Function thenCallback, Function errorCallback, var awaiter) {}
+''');
+
+  addSdkLibrary('collection', 'library dart.collection;');
+  addSdkLibrary('convert', 'library dart.convert;');
+  addSdkLibrary('developer', 'library dart.developer;');
+  addSdkLibrary('io', 'library dart.io;');
+  addSdkLibrary('isolate', 'library dart.isolate;');
+  addSdkLibrary('math', 'library dart.math;');
+  addSdkLibrary('mirrors', 'library dart.mirrors;');
+  addSdkLibrary('nativewrappers', 'library dart.nativewrappers;');
+  addSdkLibrary('profiler', 'library dart.profiler;');
+  addSdkLibrary('typed_data', 'library dart.typed_data;');
+  addSdkLibrary('vmservice_io', 'library dart.vmservice_io;');
+  addSdkLibrary('_builtin', 'library dart._builtin;');
+  addSdkLibrary('_internal', 'library dart._internal; class Symbol {}');
+  addSdkLibrary('_vmservice', 'library dart._vmservice;');
+
+  return dartLibraries;
+}