mirror of
https://github.com/dart-lang/sdk
synced 2024-09-05 08:24:39 +00:00
![Kevin Moore](/assets/img/avatar_default.png)
Follow-up to 84ca34bf8b
Change-Id: I87d2bf0a77dc70f15a378a149dc95be6f33ee3c9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/147803
Commit-Queue: Kevin Moore <kevmoo@google.com>
Commit-Queue: Karl Klose <karlklose@google.com>
Reviewed-by: Karl Klose <karlklose@google.com>
144 lines
5.3 KiB
Dart
Executable file
144 lines
5.3 KiB
Dart
Executable file
#!/usr/bin/env dart
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/// Generates the repo's ".dart_tool/package_config.json" file.
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import 'dart:convert';
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import 'dart:io';
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import 'package:path/path.dart' as p;
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import 'package:pub_semver/pub_semver.dart';
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import 'package:yaml/yaml.dart';
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final repoRoot = p.dirname(p.dirname(p.fromUri(Platform.script)));
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final configFilePath = p.join(repoRoot, '.dart_tool/package_config.json');
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void main(List<String> args) {
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var packageDirs = [
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...listSubdirectories('pkg'),
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...listSubdirectories('third_party/pkg'),
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...listSubdirectories('third_party/pkg_tested'),
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...listSubdirectories('third_party/pkg/test/pkgs'),
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packageDirectory('runtime/observatory'),
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packageDirectory(
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'runtime/observatory/tests/service/observatory_test_package'),
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packageDirectory('sdk/lib/_internal/sdk_library_metadata'),
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packageDirectory('sdk/lib/_internal/js_runtime'),
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packageDirectory('third_party/pkg/protobuf/protobuf'),
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];
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var cfePackageDirs = [
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packageDirectory('pkg/front_end/testcases/agnostic/'),
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packageDirectory('pkg/front_end/testcases/general_nnbd_opt_out/'),
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packageDirectory('pkg/front_end/testcases/late_lowering/'),
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packageDirectory('pkg/front_end/testcases/nnbd/'),
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packageDirectory('pkg/front_end/testcases/nnbd_mixed/'),
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packageDirectory('pkg/front_end/testcases/nonfunction_type_aliases/'),
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];
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var packages = [
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...makePackageConfigs(packageDirs),
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...makeCfePackageConfigs(cfePackageDirs)
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];
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packages.sort((a, b) => a["name"].compareTo(b["name"]));
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var year = DateTime.now().year;
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var config = <String, dynamic>{
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'copyright': [
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'Copyright (c) $year, the Dart project authors. Please see the AUTHORS ',
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'file for details. All rights reserved. Use of this source code is ',
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'governed by a BSD-style license that can be found in the LICENSE file.'
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],
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'comment': [
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'Package configuration for all packages in /pkg, and checked out by DEPS',
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'into /third_party/pkg and /third_party/pkg_tested.',
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'If you add a package to DEPS or /pkg or change a package\'s SDK',
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'constraint, update this by running tools/generate_package_config.dart.'
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],
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'configVersion': 2,
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'generated': DateTime.now().toIso8601String(),
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'generator': 'tools/generate_package_config.dart',
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'packages': packages,
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};
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// TODO(rnystrom): Consider using package_config_v2 to generate this instead.
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var json = JsonEncoder.withIndent(' ').convert(config);
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File(p.join(repoRoot, '.dart_tool', 'package_config.json'))
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.writeAsStringSync(json);
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print('Generated .dart_tool/package_config.dart containing '
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'${packages.length} packages.');
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}
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/// Generates package configurations for each package in [packageDirs].
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Iterable<Map<String, String>> makePackageConfigs(
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List<String> packageDirs) sync* {
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for (var packageDir in packageDirs) {
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var version = pubspecLanguageVersion(packageDir);
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var hasLibDirectory = Directory(p.join(packageDir, 'lib')).existsSync();
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// TODO(rnystrom): Currently, the pre-built SDK does not allow language
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// version 2.9.0. Until that's fixed, if we see that version, just write
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// no version at all so that implementations use the current language
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// version.
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if (version.toString() == '2.9.0') version = null;
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yield {
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'name': p.basename(packageDir),
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'rootUri': p
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.toUri(p.relative(packageDir, from: p.dirname(configFilePath)))
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.toString(),
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if (hasLibDirectory) 'packageUri': 'lib/',
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if (version != null)
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'languageVersion': '${version.major}.${version.minor}'
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};
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}
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}
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/// Generates package configurations for the special pseudo-packages used by
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/// the CFE unit tests (`pkg/front_end/test/unit_test_suites.dart`).
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Iterable<Map<String, String>> makeCfePackageConfigs(
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List<String> packageDirs) sync* {
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for (var packageDir in packageDirs) {
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yield {
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'name': 'front_end_${p.basename(packageDir)}',
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'rootUri': p
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.toUri(p.relative(packageDir, from: p.dirname(configFilePath)))
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.toString(),
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'packageUri': '.nonexisting/',
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};
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}
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}
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/// Generates a path to [relativePath] within the repo.
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String packageDirectory(String relativePath) => p.join(repoRoot, relativePath);
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/// Finds the paths of the immediate subdirectories of [packagesDir] that
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/// contain pubspecs.
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Iterable<String> listSubdirectories(String packagesDir) sync* {
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for (var entry in Directory(p.join(repoRoot, packagesDir)).listSync()) {
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if (entry is! Directory) continue;
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if (!File(p.join(entry.path, 'pubspec.yaml')).existsSync()) continue;
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yield entry.path;
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}
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}
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/// Infers the language version from the SDK constraint in the pubspec for
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/// [packageDir].
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///
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/// Returns `null` if there is no pubspec or no SDK constraint.
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Version pubspecLanguageVersion(String packageDir) {
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var pubspecFile = File(p.join(packageDir, 'pubspec.yaml'));
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if (!pubspecFile.existsSync()) return null;
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var pubspec =
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loadYaml(pubspecFile.readAsStringSync()) as Map<dynamic, dynamic>;
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if (!pubspec.containsKey('environment')) return null;
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var environment = pubspec['environment'] as Map<dynamic, dynamic>;
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if (!environment.containsKey('sdk')) return null;
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var sdkConstraint = VersionConstraint.parse(environment['sdk'] as String);
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if (sdkConstraint is VersionRange) return sdkConstraint.min;
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return null;
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}
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