| // Copyright (c) 2015, 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 'dart:async'; |
| import 'dart:io' as io; |
| |
| import 'package:analyzer/error/error.dart'; |
| import 'package:analyzer/file_system/file_system.dart' as file_system; |
| import 'package:analyzer/file_system/file_system.dart'; |
| import 'package:analyzer/file_system/physical_file_system.dart'; |
| import 'package:analyzer/plugin/resolver_provider.dart'; |
| import 'package:analyzer/source/package_map_provider.dart'; |
| import 'package:analyzer/source/package_map_resolver.dart'; |
| import 'package:analyzer/source/pub_package_map_provider.dart'; |
| import 'package:analyzer/source/sdk_ext.dart'; |
| import 'package:analyzer/src/context/builder.dart'; |
| import 'package:analyzer/src/dart/analysis/byte_store.dart'; |
| import 'package:analyzer/src/dart/analysis/driver.dart'; |
| import 'package:analyzer/src/dart/analysis/file_state.dart'; |
| import 'package:analyzer/src/dart/sdk/sdk.dart'; |
| import 'package:analyzer/src/generated/constant.dart'; |
| import 'package:analyzer/src/generated/engine.dart'; |
| import 'package:analyzer/src/generated/interner.dart'; |
| import 'package:analyzer/src/generated/java_engine.dart'; |
| import 'package:analyzer/src/generated/sdk.dart'; |
| import 'package:analyzer/src/generated/source.dart'; |
| import 'package:analyzer/src/generated/source_io.dart'; |
| import 'package:analyzer/src/generated/utilities_general.dart' |
| show PerformanceTag; |
| import 'package:analyzer/src/source/source_resource.dart'; |
| import 'package:analyzer/src/summary/idl.dart'; |
| import 'package:analyzer/src/summary/package_bundle_reader.dart'; |
| import 'package:analyzer/src/summary/summary_sdk.dart' show SummaryBasedDartSdk; |
| import 'package:analyzer_cli/src/analyzer_impl.dart'; |
| import 'package:analyzer_cli/src/batch_mode.dart'; |
| import 'package:analyzer_cli/src/build_mode.dart'; |
| import 'package:analyzer_cli/src/error_formatter.dart'; |
| import 'package:analyzer_cli/src/error_severity.dart'; |
| import 'package:analyzer_cli/src/options.dart'; |
| import 'package:analyzer_cli/src/perf_report.dart'; |
| import 'package:analyzer_cli/starter.dart' show CommandLineStarter; |
| import 'package:linter/src/rules.dart' as linter; |
| import 'package:package_config/discovery.dart' as pkg_discovery; |
| import 'package:package_config/packages.dart' show Packages; |
| import 'package:package_config/packages_file.dart' as pkgfile show parse; |
| import 'package:package_config/src/packages_impl.dart' show MapPackages; |
| import 'package:path/path.dart' as path; |
| import 'package:plugin/manager.dart'; |
| import 'package:plugin/plugin.dart'; |
| import 'package:yaml/yaml.dart'; |
| |
| /// Shared IO sink for standard error reporting. |
| /// |
| /// *Visible for testing.* |
| StringSink errorSink = io.stderr; |
| |
| /// Shared IO sink for standard out reporting. |
| /// |
| /// *Visible for testing.* |
| StringSink outSink = io.stdout; |
| |
| /// Test this option map to see if it specifies lint rules. |
| bool containsLintRuleEntry(Map<String, YamlNode> options) { |
| var linterNode = options['linter']; |
| return linterNode is YamlMap && linterNode.containsKey('rules'); |
| } |
| |
| class Driver implements CommandLineStarter { |
| static final PerformanceTag _analyzeAllTag = |
| new PerformanceTag("Driver._analyzeAll"); |
| |
| static ByteStore analysisDriverMemoryByteStore = new MemoryByteStore(); |
| |
| /// The plugins that are defined outside the `analyzer_cli` package. |
| List<Plugin> _userDefinedPlugins = <Plugin>[]; |
| |
| /// The context that was most recently created by a call to [_analyzeAll], or |
| /// `null` if [_analyzeAll] hasn't been called yet. |
| InternalAnalysisContext _context; |
| |
| AnalysisDriver analysisDriver; |
| |
| /// The total number of source files loaded by an AnalysisContext. |
| int _analyzedFileCount = 0; |
| |
| /// If [_context] is not `null`, the [CommandLineOptions] that guided its |
| /// creation. |
| CommandLineOptions _previousOptions; |
| |
| @override |
| ResolverProvider packageResolverProvider; |
| |
| /// SDK instance. |
| DartSdk sdk; |
| |
| /** |
| * The resource provider used to access the file system. |
| */ |
| file_system.ResourceProvider resourceProvider = |
| PhysicalResourceProvider.INSTANCE; |
| |
| /// Collected analysis statistics. |
| final AnalysisStats stats = new AnalysisStats(); |
| |
| /// This Driver's current analysis context. |
| /// |
| /// *Visible for testing.* |
| AnalysisContext get context => _context; |
| |
| @override |
| void set userDefinedPlugins(List<Plugin> plugins) { |
| _userDefinedPlugins = plugins ?? <Plugin>[]; |
| } |
| |
| @override |
| Future<Null> start(List<String> args) async { |
| if (_context != null) { |
| throw new StateError("start() can only be called once"); |
| } |
| int startTime = new DateTime.now().millisecondsSinceEpoch; |
| |
| StringUtilities.INTERNER = new MappedInterner(); |
| |
| _processPlugins(); |
| |
| // Parse commandline options. |
| CommandLineOptions options = CommandLineOptions.parse(args); |
| |
| // Do analysis. |
| if (options.buildMode) { |
| ErrorSeverity severity = _buildModeAnalyze(options); |
| // In case of error propagate exit code. |
| if (severity == ErrorSeverity.ERROR) { |
| io.exitCode = severity.ordinal; |
| } |
| } else if (options.shouldBatch) { |
| BatchRunner batchRunner = new BatchRunner(outSink, errorSink); |
| batchRunner.runAsBatch(args, (List<String> args) async { |
| CommandLineOptions options = CommandLineOptions.parse(args); |
| return await _analyzeAll(options); |
| }); |
| } else { |
| ErrorSeverity severity = await _analyzeAll(options); |
| // In case of error propagate exit code. |
| if (severity == ErrorSeverity.ERROR) { |
| io.exitCode = severity.ordinal; |
| } |
| } |
| |
| if (_context != null) { |
| _analyzedFileCount += _context.sources.length; |
| } |
| |
| if (options.perfReport != null) { |
| String json = makePerfReport( |
| startTime, currentTimeMillis, options, _analyzedFileCount, stats); |
| new io.File(options.perfReport).writeAsStringSync(json); |
| } |
| } |
| |
| Future<ErrorSeverity> _analyzeAll(CommandLineOptions options) async { |
| PerformanceTag previous = _analyzeAllTag.makeCurrent(); |
| try { |
| return await _analyzeAllImpl(options); |
| } finally { |
| previous.makeCurrent(); |
| } |
| } |
| |
| /// Perform analysis according to the given [options]. |
| Future<ErrorSeverity> _analyzeAllImpl(CommandLineOptions options) async { |
| if (!options.machineFormat) { |
| List<String> fileNames = options.sourceFiles.map((String file) { |
| file = path.normalize(file); |
| if (file == '.') { |
| file = path.basename(path.current); |
| } else if (file == '..') { |
| file = path.basename(path.normalize(path.absolute(file))); |
| } |
| return file; |
| }).toList(); |
| |
| outSink.writeln("Analyzing ${fileNames.join(', ')}..."); |
| } |
| |
| // Create a context, or re-use the previous one. |
| try { |
| _createAnalysisContext(options); |
| } on _DriverError catch (error) { |
| outSink.writeln(error.msg); |
| return ErrorSeverity.ERROR; |
| } |
| |
| // Add all the files to be analyzed en masse to the context. Skip any |
| // files that were added earlier (whether explicitly or implicitly) to |
| // avoid causing those files to be unnecessarily re-read. |
| Set<Source> knownSources = context.sources.toSet(); |
| Set<Source> sourcesToAnalyze = new Set<Source>(); |
| ChangeSet changeSet = new ChangeSet(); |
| for (String sourcePath in options.sourceFiles) { |
| sourcePath = sourcePath.trim(); |
| |
| // Collect files for analysis. |
| // Note that these files will all be analyzed in the same context. |
| // This should be updated when the ContextManager re-work is complete |
| // (See: https://github.com/dart-lang/sdk/issues/24133) |
| Iterable<io.File> files = _collectFiles(sourcePath); |
| if (files.isEmpty) { |
| errorSink.writeln('No dart files found at: $sourcePath'); |
| io.exitCode = ErrorSeverity.ERROR.ordinal; |
| return ErrorSeverity.ERROR; |
| } |
| |
| for (io.File file in files) { |
| Source source = _computeLibrarySource(file.absolute.path); |
| if (!knownSources.contains(source)) { |
| changeSet.addedSource(source); |
| } |
| sourcesToAnalyze.add(source); |
| } |
| |
| if (analysisDriver == null) { |
| context.applyChanges(changeSet); |
| } |
| } |
| |
| // Analyze the libraries. |
| ErrorSeverity allResult = ErrorSeverity.NONE; |
| List<Uri> libUris = <Uri>[]; |
| Set<Source> partSources = new Set<Source>(); |
| |
| SeverityProcessor defaultSeverityProcessor = (AnalysisError error) { |
| return determineProcessedSeverity( |
| error, options, _context.analysisOptions); |
| }; |
| |
| // We currently print out to stderr to ensure that when in batch mode we |
| // print to stderr, this is because the prints from batch are made to |
| // stderr. The reason that options.shouldBatch isn't used is because when |
| // the argument flags are constructed in BatchRunner and passed in from |
| // batch mode which removes the batch flag to prevent the "cannot have the |
| // batch flag and source file" error message. |
| ErrorFormatter formatter; |
| if (options.machineFormat) { |
| formatter = new MachineErrorFormatter(errorSink, options, stats, |
| severityProcessor: defaultSeverityProcessor); |
| } else { |
| formatter = new HumanErrorFormatter(outSink, options, stats, |
| severityProcessor: defaultSeverityProcessor); |
| } |
| |
| for (Source source in sourcesToAnalyze) { |
| SourceKind sourceKind = analysisDriver != null |
| ? await analysisDriver.getSourceKind(source.fullName) |
| : context.computeKindOf(source); |
| if (sourceKind == SourceKind.PART) { |
| partSources.add(source); |
| continue; |
| } |
| ErrorSeverity status = await _runAnalyzer(source, options, formatter); |
| allResult = allResult.max(status); |
| libUris.add(source.uri); |
| } |
| |
| formatter.flush(); |
| |
| // Check that each part has a corresponding source in the input list. |
| for (Source partSource in partSources) { |
| bool found = false; |
| if (analysisDriver != null) { |
| var partFile = |
| analysisDriver.fsState.getFileForPath(partSource.fullName); |
| if (libUris.contains(partFile.library?.uri)) { |
| found = true; |
| } |
| } else { |
| for (var lib in context.getLibrariesContaining(partSource)) { |
| if (libUris.contains(lib.uri)) { |
| found = true; |
| } |
| } |
| } |
| if (!found) { |
| errorSink.writeln( |
| "${partSource.fullName} is a part and cannot be analyzed."); |
| errorSink.writeln("Please pass in a library that contains this part."); |
| io.exitCode = ErrorSeverity.ERROR.ordinal; |
| allResult = allResult.max(ErrorSeverity.ERROR); |
| } |
| } |
| |
| if (!options.machineFormat) { |
| stats.print(outSink); |
| } |
| |
| return allResult; |
| } |
| |
| /// Perform analysis in build mode according to the given [options]. |
| ErrorSeverity _buildModeAnalyze(CommandLineOptions options) { |
| return _analyzeAllTag.makeCurrentWhile(() { |
| if (options.buildModePersistentWorker) { |
| new AnalyzerWorkerLoop.std(resourceProvider, |
| dartSdkPath: options.dartSdkPath) |
| .run(); |
| } else { |
| return new BuildMode(resourceProvider, options, stats).analyze(); |
| } |
| }); |
| } |
| |
| /// Determine whether the context created during a previous call to |
| /// [_analyzeAll] can be re-used in order to analyze using [options]. |
| bool _canContextBeReused(CommandLineOptions options) { |
| // TODO(paulberry): add a command-line option that disables context re-use. |
| if (_context == null) { |
| return false; |
| } |
| if (options.packageRootPath != _previousOptions.packageRootPath) { |
| return false; |
| } |
| if (options.packageConfigPath != _previousOptions.packageConfigPath) { |
| return false; |
| } |
| if (!_equalMaps( |
| options.definedVariables, _previousOptions.definedVariables)) { |
| return false; |
| } |
| if (options.log != _previousOptions.log) { |
| return false; |
| } |
| if (options.disableHints != _previousOptions.disableHints) { |
| return false; |
| } |
| if (options.enableStrictCallChecks != |
| _previousOptions.enableStrictCallChecks) { |
| return false; |
| } |
| if (options.enableAssertInitializer != |
| _previousOptions.enableAssertInitializer) { |
| return false; |
| } |
| if (options.showPackageWarnings != _previousOptions.showPackageWarnings) { |
| return false; |
| } |
| if (options.showPackageWarningsPrefix != |
| _previousOptions.showPackageWarningsPrefix) { |
| return false; |
| } |
| if (options.showSdkWarnings != _previousOptions.showSdkWarnings) { |
| return false; |
| } |
| if (options.lints != _previousOptions.lints) { |
| return false; |
| } |
| if (options.strongMode != _previousOptions.strongMode) { |
| return false; |
| } |
| if (options.enableSuperMixins != _previousOptions.enableSuperMixins) { |
| return false; |
| } |
| if (!_equalLists( |
| options.buildSummaryInputs, _previousOptions.buildSummaryInputs)) { |
| return false; |
| } |
| if (options.disableCacheFlushing != _previousOptions.disableCacheFlushing) { |
| return false; |
| } |
| return true; |
| } |
| |
| /// Decide on the appropriate policy for which files need to be fully parsed |
| /// and which files need to be diet parsed, based on [options], and return an |
| /// [AnalyzeFunctionBodiesPredicate] that implements this policy. |
| AnalyzeFunctionBodiesPredicate _chooseDietParsingPolicy( |
| CommandLineOptions options) { |
| if (options.shouldBatch) { |
| // As analyzer is currently implemented, once a file has been diet |
| // parsed, it can't easily be un-diet parsed without creating a brand new |
| // context and losing caching. In batch mode, we can't predict which |
| // files we'll need to generate errors and warnings for in the future, so |
| // we can't safely diet parse anything. |
| return (Source source) => true; |
| } |
| |
| return (Source source) { |
| if (options.sourceFiles.contains(source.fullName)) { |
| return true; |
| } else if (source.uri.scheme == 'dart') { |
| return options.showSdkWarnings; |
| } else { |
| // TODO(paulberry): diet parse 'package:' imports when we don't want |
| // diagnostics. (Full parse is still needed for "self" packages.) |
| return true; |
| } |
| }; |
| } |
| |
| /// Decide on the appropriate method for resolving URIs based on the given |
| /// [options] and [customUrlMappings] settings, and return a |
| /// [SourceFactory] that has been configured accordingly. |
| /// When [includeSdkResolver] is `false`, return a temporary [SourceFactory] |
| /// for the purpose of resolved analysis options file `include:` directives. |
| /// In this situation, [analysisOptions] is ignored and can be `null`. |
| SourceFactory _chooseUriResolutionPolicy( |
| CommandLineOptions options, |
| Map<file_system.Folder, YamlMap> embedderMap, |
| _PackageInfo packageInfo, |
| SummaryDataStore summaryDataStore, |
| bool includeSdkResolver, |
| AnalysisOptions analysisOptions) { |
| // Create a custom package resolver if one has been specified. |
| if (packageResolverProvider != null) { |
| file_system.Folder folder = resourceProvider.getResource('.'); |
| UriResolver resolver = packageResolverProvider(folder); |
| if (resolver != null) { |
| // TODO(brianwilkerson) This doesn't handle sdk extensions. |
| List<UriResolver> resolvers = <UriResolver>[]; |
| if (includeSdkResolver) { |
| resolvers.add(new DartUriResolver(sdk)); |
| } |
| resolvers |
| .add(new InSummaryUriResolver(resourceProvider, summaryDataStore)); |
| resolvers.add(resolver); |
| resolvers.add(new file_system.ResourceUriResolver(resourceProvider)); |
| return new SourceFactory(resolvers); |
| } |
| } |
| |
| UriResolver packageUriResolver; |
| |
| if (options.packageRootPath != null) { |
| ContextBuilderOptions builderOptions = new ContextBuilderOptions(); |
| builderOptions.defaultPackagesDirectoryPath = options.packageRootPath; |
| ContextBuilder builder = new ContextBuilder(resourceProvider, null, null, |
| options: builderOptions); |
| packageUriResolver = new PackageMapUriResolver(resourceProvider, |
| builder.convertPackagesToMap(builder.createPackageMap(''))); |
| } else if (options.packageConfigPath == null) { |
| // TODO(pq): remove? |
| if (packageInfo.packageMap == null) { |
| // Fall back to pub list-package-dirs. |
| PubPackageMapProvider pubPackageMapProvider = |
| new PubPackageMapProvider(resourceProvider, sdk); |
| file_system.Resource cwd = resourceProvider.getResource('.'); |
| PackageMapInfo packageMapInfo = |
| pubPackageMapProvider.computePackageMap(cwd); |
| Map<String, List<file_system.Folder>> packageMap = |
| packageMapInfo.packageMap; |
| |
| // Only create a packageUriResolver if pub list-package-dirs succeeded. |
| // If it failed, that's not a problem; it simply means we have no way |
| // to resolve packages. |
| if (packageMapInfo.packageMap != null) { |
| packageUriResolver = |
| new PackageMapUriResolver(resourceProvider, packageMap); |
| } |
| } |
| } |
| |
| // Now, build our resolver list. |
| List<UriResolver> resolvers = []; |
| |
| // 'dart:' URIs come first. |
| |
| // Setup embedding. |
| if (includeSdkResolver) { |
| EmbedderSdk embedderSdk = new EmbedderSdk(resourceProvider, embedderMap); |
| if (embedderSdk.libraryMap.size() == 0) { |
| // The embedder uri resolver has no mappings. Use the default Dart SDK |
| // uri resolver. |
| resolvers.add(new DartUriResolver(sdk)); |
| } else { |
| // The embedder uri resolver has mappings, use it instead of the default |
| // Dart SDK uri resolver. |
| embedderSdk.analysisOptions = analysisOptions; |
| resolvers.add(new DartUriResolver(embedderSdk)); |
| } |
| } |
| |
| // Next SdkExts. |
| if (packageInfo.packageMap != null) { |
| resolvers.add(new SdkExtUriResolver(packageInfo.packageMap)); |
| } |
| |
| // Then package URIs from summaries. |
| resolvers.add(new InSummaryUriResolver(resourceProvider, summaryDataStore)); |
| |
| // Then package URIs. |
| if (packageUriResolver != null) { |
| resolvers.add(packageUriResolver); |
| } |
| |
| // Finally files. |
| resolvers.add(new file_system.ResourceUriResolver(resourceProvider)); |
| |
| return new SourceFactory(resolvers, packageInfo.packages); |
| } |
| |
| // TODO(devoncarew): This needs to respect analysis_options excludes. |
| |
| /// Collect all analyzable files at [filePath], recursively if it's a |
| /// directory, ignoring links. |
| Iterable<io.File> _collectFiles(String filePath) { |
| List<io.File> files = <io.File>[]; |
| io.File file = new io.File(filePath); |
| if (file.existsSync()) { |
| files.add(file); |
| } else { |
| io.Directory directory = new io.Directory(filePath); |
| if (directory.existsSync()) { |
| for (io.FileSystemEntity entry |
| in directory.listSync(recursive: true, followLinks: false)) { |
| String relative = path.relative(entry.path, from: directory.path); |
| if (AnalysisEngine.isDartFileName(entry.path) && |
| !_isInHiddenDir(relative)) { |
| files.add(entry); |
| } |
| } |
| } |
| } |
| return files; |
| } |
| |
| /// Convert the given [sourcePath] (which may be relative to the current |
| /// working directory) to a [Source] object that can be fed to the analysis |
| /// context. |
| Source _computeLibrarySource(String sourcePath) { |
| sourcePath = _normalizeSourcePath(sourcePath); |
| File sourceFile = resourceProvider.getFile(sourcePath); |
| Source source = sdk.fromFileUri(sourceFile.toUri()); |
| if (source != null) { |
| return source; |
| } |
| source = new FileSource(sourceFile, sourceFile.toUri()); |
| Uri uri = _context.sourceFactory.restoreUri(source); |
| if (uri == null) { |
| return source; |
| } |
| return new FileSource(sourceFile, uri); |
| } |
| |
| /// Create an analysis context that is prepared to analyze sources according |
| /// to the given [options], and store it in [_context]. |
| void _createAnalysisContext(CommandLineOptions options) { |
| if (_canContextBeReused(options)) { |
| return; |
| } |
| _previousOptions = options; |
| |
| // Save stats from previous context before clobbering it. |
| if (_context != null) { |
| _analyzedFileCount += _context.sources.length; |
| } |
| |
| // Find package info. |
| _PackageInfo packageInfo = _findPackages(options); |
| |
| // Process embedders. |
| Map<file_system.Folder, YamlMap> embedderMap = |
| new EmbedderYamlLocator(packageInfo.packageMap).embedderYamls; |
| |
| // Scan for SDK extenders. |
| bool hasSdkExt = _hasSdkExt(packageInfo.packageMap?.values); |
| |
| // No summaries in the presence of embedders or extenders. |
| bool useSummaries = embedderMap.isEmpty && !hasSdkExt; |
| |
| if (!useSummaries && options.buildSummaryInputs.isNotEmpty) { |
| throw new _DriverError( |
| 'Summaries are not yet supported when using Flutter.'); |
| } |
| |
| // Read any input summaries. |
| SummaryDataStore summaryDataStore = new SummaryDataStore( |
| useSummaries ? options.buildSummaryInputs : <String>[]); |
| |
| AnalysisOptionsImpl analysisOptions = |
| createAnalysisOptionsForCommandLineOptions(resourceProvider, options); |
| analysisOptions.analyzeFunctionBodiesPredicate = |
| _chooseDietParsingPolicy(options); |
| |
| // Once options and embedders are processed, setup the SDK. |
| _setupSdk(options, useSummaries, analysisOptions); |
| |
| PackageBundle sdkBundle = sdk.getLinkedBundle(); |
| if (sdkBundle != null) { |
| summaryDataStore.addBundle(null, sdkBundle); |
| } |
| |
| // Choose a package resolution policy and a diet parsing policy based on |
| // the command-line options. |
| SourceFactory sourceFactory = _chooseUriResolutionPolicy(options, |
| embedderMap, packageInfo, summaryDataStore, true, analysisOptions); |
| |
| // Create a context. |
| _context = AnalysisEngine.instance.createAnalysisContext(); |
| setupAnalysisContext(_context, options, analysisOptions); |
| _context.sourceFactory = sourceFactory; |
| |
| if (options.enableNewAnalysisDriver) { |
| PerformanceLog log = new PerformanceLog(null); |
| AnalysisDriverScheduler scheduler = new AnalysisDriverScheduler(log); |
| analysisDriver = new AnalysisDriver( |
| scheduler, |
| log, |
| resourceProvider, |
| analysisDriverMemoryByteStore, |
| new FileContentOverlay(), |
| null, |
| context.sourceFactory, |
| context.analysisOptions); |
| analysisDriver.results.listen((_) {}); |
| analysisDriver.exceptions.listen((_) {}); |
| scheduler.start(); |
| } else { |
| if (sdkBundle != null) { |
| _context.resultProvider = |
| new InputPackagesResultProvider(_context, summaryDataStore); |
| } |
| } |
| } |
| |
| /// Return discovered packagespec, or `null` if none is found. |
| Packages _discoverPackagespec(Uri root) { |
| try { |
| Packages packages = pkg_discovery.findPackagesFromFile(root); |
| if (packages != Packages.noPackages) { |
| return packages; |
| } |
| } catch (_) { |
| // Ignore and fall through to null. |
| } |
| |
| return null; |
| } |
| |
| _PackageInfo _findPackages(CommandLineOptions options) { |
| if (packageResolverProvider != null) { |
| // The resolver provider will do all the work later. |
| return new _PackageInfo(null, null); |
| } |
| |
| Packages packages; |
| Map<String, List<file_system.Folder>> packageMap; |
| |
| if (options.packageConfigPath != null) { |
| String packageConfigPath = options.packageConfigPath; |
| Uri fileUri = new Uri.file(packageConfigPath); |
| try { |
| io.File configFile = new io.File.fromUri(fileUri).absolute; |
| List<int> bytes = configFile.readAsBytesSync(); |
| Map<String, Uri> map = pkgfile.parse(bytes, configFile.uri); |
| packages = new MapPackages(map); |
| packageMap = _getPackageMap(packages); |
| } catch (e) { |
| printAndFail( |
| 'Unable to read package config data from $packageConfigPath: $e'); |
| } |
| } else if (options.packageRootPath != null) { |
| packageMap = _PackageRootPackageMapBuilder |
| .buildPackageMap(options.packageRootPath); |
| } else { |
| file_system.Resource cwd = resourceProvider.getResource('.'); |
| // Look for .packages. |
| packages = _discoverPackagespec(new Uri.directory(cwd.path)); |
| packageMap = _getPackageMap(packages); |
| } |
| |
| return new _PackageInfo(packages, packageMap); |
| } |
| |
| Map<String, List<file_system.Folder>> _getPackageMap(Packages packages) { |
| if (packages == null) { |
| return null; |
| } |
| |
| Map<String, List<file_system.Folder>> folderMap = |
| new Map<String, List<file_system.Folder>>(); |
| packages.asMap().forEach((String packagePath, Uri uri) { |
| folderMap[packagePath] = [resourceProvider.getFolder(path.fromUri(uri))]; |
| }); |
| return folderMap; |
| } |
| |
| bool _hasSdkExt(Iterable<List<file_system.Folder>> folders) { |
| if (folders != null) { |
| //TODO: ideally share this traversal with SdkExtUriResolver |
| for (Iterable<file_system.Folder> libDirs in folders) { |
| if (libDirs.any((file_system.Folder libDir) => |
| libDir.getChild(SdkExtUriResolver.SDK_EXT_NAME).exists)) { |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| /// Returns `true` if this relative path is a hidden directory. |
| bool _isInHiddenDir(String relative) => |
| path.split(relative).any((part) => part.startsWith(".")); |
| |
| void _processPlugins() { |
| List<Plugin> plugins = <Plugin>[]; |
| plugins.addAll(AnalysisEngine.instance.requiredPlugins); |
| plugins.addAll(_userDefinedPlugins); |
| |
| ExtensionManager manager = new ExtensionManager(); |
| manager.processPlugins(plugins); |
| |
| linter.registerLintRules(); |
| } |
| |
| /// Analyze a single source. |
| Future<ErrorSeverity> _runAnalyzer(Source source, CommandLineOptions options, |
| ErrorFormatter formatter) async { |
| int startTime = currentTimeMillis; |
| AnalyzerImpl analyzer = new AnalyzerImpl(_context.analysisOptions, _context, |
| analysisDriver, source, options, stats, startTime); |
| ErrorSeverity errorSeverity = await analyzer.analyze(formatter); |
| if (errorSeverity == ErrorSeverity.ERROR) { |
| io.exitCode = errorSeverity.ordinal; |
| } |
| if (options.warningsAreFatal && errorSeverity == ErrorSeverity.WARNING) { |
| io.exitCode = errorSeverity.ordinal; |
| } |
| return errorSeverity; |
| } |
| |
| void _setupSdk(CommandLineOptions options, bool useSummaries, |
| AnalysisOptions analysisOptions) { |
| if (sdk == null) { |
| if (options.dartSdkSummaryPath != null) { |
| sdk = new SummaryBasedDartSdk( |
| options.dartSdkSummaryPath, options.strongMode); |
| } else { |
| String dartSdkPath = options.dartSdkPath; |
| FolderBasedDartSdk dartSdk = new FolderBasedDartSdk(resourceProvider, |
| resourceProvider.getFolder(dartSdkPath), options.strongMode); |
| dartSdk.useSummary = useSummaries && |
| options.sourceFiles.every((String sourcePath) { |
| sourcePath = path.absolute(sourcePath); |
| sourcePath = path.normalize(sourcePath); |
| return !path.isWithin(dartSdkPath, sourcePath); |
| }); |
| dartSdk.analysisOptions = analysisOptions; |
| sdk = dartSdk; |
| } |
| } |
| } |
| |
| static AnalysisOptionsImpl createAnalysisOptionsForCommandLineOptions( |
| ResourceProvider resourceProvider, CommandLineOptions options) { |
| if (options.analysisOptionsFile != null) { |
| file_system.File file = |
| resourceProvider.getFile(options.analysisOptionsFile); |
| if (!file.exists) { |
| printAndFail('Options file not found: ${options.analysisOptionsFile}', |
| exitCode: ErrorSeverity.ERROR.ordinal); |
| } |
| } |
| |
| String contextRoot; |
| if (options.sourceFiles.isEmpty) { |
| contextRoot = path.current; |
| } else { |
| contextRoot = options.sourceFiles[0]; |
| if (!path.isAbsolute(contextRoot)) { |
| contextRoot = path.absolute(contextRoot); |
| } |
| } |
| |
| void verbosePrint(String text) { |
| outSink.writeln(text); |
| } |
| |
| AnalysisOptionsImpl contextOptions = new ContextBuilder( |
| resourceProvider, null, null, |
| options: options.contextBuilderOptions) |
| .getAnalysisOptions(contextRoot, |
| verbosePrint: options.verbose ? verbosePrint : null); |
| |
| contextOptions.trackCacheDependencies = false; |
| contextOptions.disableCacheFlushing = options.disableCacheFlushing; |
| contextOptions.hint = !options.disableHints; |
| contextOptions.generateImplicitErrors = options.showPackageWarnings; |
| contextOptions.generateSdkErrors = options.showSdkWarnings; |
| if (options.enableAssertInitializer != null) { |
| contextOptions.enableAssertInitializer = options.enableAssertInitializer; |
| } |
| |
| return contextOptions; |
| } |
| |
| static void setAnalysisContextOptions( |
| file_system.ResourceProvider resourceProvider, |
| AnalysisContext context, |
| CommandLineOptions options, |
| void configureContextOptions(AnalysisOptionsImpl contextOptions)) { |
| AnalysisOptionsImpl analysisOptions = |
| createAnalysisOptionsForCommandLineOptions(resourceProvider, options); |
| configureContextOptions(analysisOptions); |
| setupAnalysisContext(context, options, analysisOptions); |
| } |
| |
| static void setupAnalysisContext(AnalysisContext context, |
| CommandLineOptions options, AnalysisOptionsImpl analysisOptions) { |
| Map<String, String> definedVariables = options.definedVariables; |
| if (definedVariables.isNotEmpty) { |
| DeclaredVariables declaredVariables = context.declaredVariables; |
| definedVariables.forEach((String variableName, String value) { |
| declaredVariables.define(variableName, value); |
| }); |
| } |
| |
| if (options.log) { |
| AnalysisEngine.instance.logger = new StdLogger(); |
| } |
| |
| // Set context options. |
| context.analysisOptions = analysisOptions; |
| } |
| |
| /// Perform a deep comparison of two string lists. |
| static bool _equalLists(List<String> l1, List<String> l2) { |
| if (l1.length != l2.length) { |
| return false; |
| } |
| for (int i = 0; i < l1.length; i++) { |
| if (l1[i] != l2[i]) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| /// Perform a deep comparison of two string maps. |
| static bool _equalMaps(Map<String, String> m1, Map<String, String> m2) { |
| if (m1.length != m2.length) { |
| return false; |
| } |
| for (String key in m1.keys) { |
| if (!m2.containsKey(key) || m1[key] != m2[key]) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| /// Convert [sourcePath] into an absolute path. |
| static String _normalizeSourcePath(String sourcePath) => |
| path.normalize(new io.File(sourcePath).absolute.path); |
| } |
| |
| class _DriverError implements Exception { |
| String msg; |
| _DriverError(this.msg); |
| } |
| |
| class _PackageInfo { |
| Packages packages; |
| Map<String, List<file_system.Folder>> packageMap; |
| _PackageInfo(this.packages, this.packageMap); |
| } |
| |
| /// [SdkExtUriResolver] needs a Map from package name to folder. In the case |
| /// that the analyzer is invoked with a --package-root option, we need to |
| /// manually create this mapping. Given [packageRootPath], |
| /// [_PackageRootPackageMapBuilder] creates a simple mapping from package name |
| /// to full path on disk (resolving any symbolic links). |
| class _PackageRootPackageMapBuilder { |
| static Map<String, List<file_system.Folder>> buildPackageMap( |
| String packageRootPath) { |
| var packageRoot = new io.Directory(packageRootPath); |
| if (!packageRoot.existsSync()) { |
| throw new _DriverError( |
| 'Package root directory ($packageRootPath) does not exist.'); |
| } |
| var packages = packageRoot.listSync(followLinks: false); |
| var result = new Map<String, List<file_system.Folder>>(); |
| for (var package in packages) { |
| var packageName = path.basename(package.path); |
| var realPath = package.resolveSymbolicLinksSync(); |
| result[packageName] = [ |
| PhysicalResourceProvider.INSTANCE.getFolder(realPath) |
| ]; |
| } |
| return result; |
| } |
| } |
