Konstantin Shcheglov
36c0788137
add sdk_packages.yaml file (describes SDK vendored package locations) delete old macro code in _fe_analyzer_shared, move tests/benchmarks adds a top level `pkg` directory to the Dart SDK, which is where vendored packages live BUG: https://github.com/dart-lang/sdk/issues/54976 Change-Id: Ib3503a27fb5644fa8a39ab5a3e5b568df330cfd6 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/359040 Auto-Submit: Jake Macdonald <jakemac@google.com> Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Reviewed-by: Jonas Termansen <sortie@google.com> Reviewed-by: Johnni Winther <johnniwinther@google.com> Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Jake Macdonald <jakemac@google.com> Reviewed-by: Devon Carew <devoncarew@google.com>
55 lines
1.7 KiB
Dart
55 lines
1.7 KiB
Dart
// Copyright (c) 2023, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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//
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// ignore_for_file: deprecated_member_use
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// ignore_for_file: deprecated_member_use_from_same_package
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import 'package:macros/macros.dart';
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extension TypePhaseIntrospecterExtension on TypePhaseIntrospector {
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/// Converts [string] into `Code`.
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///
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/// Identifiers to resolve must be marked with backticks, for example:
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///
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/// ```
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/// `int` get x => 3;
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/// ```
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///
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/// They will be resolved in the context of `dart:core`.
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///
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/// If [string] is `null`, just return `null`; or throw if `T` is not
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/// nullable.
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Future<T> code<T extends Code>(String string) async {
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final parts = <Object>[];
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final chunks = string.split('`');
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var isIdentifier = false;
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for (final chunk in chunks) {
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if (isIdentifier) {
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parts.add(await this.resolveIdentifier(Uri.parse('dart:core'), chunk));
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} else {
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parts.add(chunk);
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}
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isIdentifier = !isIdentifier;
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}
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if (T == CommentCode) {
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return CommentCode.fromParts(parts) as T;
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} else if (T == DeclarationCode) {
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return DeclarationCode.fromParts(parts) as T;
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} else if (T == ExpressionCode) {
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return ExpressionCode.fromParts(parts) as T;
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} else if (T == FunctionBodyCode) {
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return FunctionBodyCode.fromParts(parts) as T;
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} else {
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throw UnsupportedError(T.runtimeType.toString());
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}
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}
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/// As [code] but returns `null` for `null` input
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Future<T?> maybeCode<T extends Code>(String? string) async {
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if (string == null) return null;
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return await code<T>(string);
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}
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}
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