tools/package_deps/bin/package_deps.dart - sdk.git - Git at Google

 import 'dart:io';

 import 'package:cli_util/cli_logging.dart';
 import 'package:path/path.dart' as path;
 import 'package:yaml/yaml.dart' as yaml;

 const validateDEPS = false;

 void main(List<String> arguments) {
   Logger logger = Logger.standard();

   // validate the cwd
   if (!FileSystemEntity.isFileSync('DEPS') ||
       !FileSystemEntity.isDirectorySync('pkg')) {
     logger.stderr('Please run this tool from the root of the Dart repo.');
     exit(1);
   }

   print('To run this script, execute:');
   print('');
   print('  dart tools/package_deps/bin/package_deps.dart');
   print('');
   print('See pkg/README.md for more information.');
   print('');
   print('----');
   print('');

   // locate all pkg/ packages
   final packages = <Package>[];
   for (var entity in Directory('pkg').listSync()) {
     if (entity is Directory) {
       var package = Package(entity.path);
       if (package.hasPubspec) {
         packages.add(package);
       }
     }
   }

   List<String> pkgPackages = packages.map((p) => p.packageName).toList();

   // Manually added directories (outside of pkg/).
   List<String> alsoValidate = [
     'tools/package_deps',
   ];

   for (String p in alsoValidate) {
     packages.add(Package(p));
   }

   packages.sort();

   var validateFailure = false;

   // For each, validate the pubspec contents.
   for (var package in packages) {
     print('validating ${package.dir}'
         '${package.publishable ? ' [publishable]' : ''}');

     if (!package.validate(logger, pkgPackages)) {
       validateFailure = true;
     }

     print('');
   }

   // Read and display info about the sdk DEPS file.
   if (validateDEPS) {
     print('SDK DEPS');
     print('');

     var sdkDeps = SdkDeps(File('DEPS'));
     sdkDeps.parse();

     List<String> deps = [...sdkDeps.pkgs, ...sdkDeps.testedPkgs]..sort();
     for (var pkg in deps) {
       final tested = sdkDeps.testedPkgs.contains(pkg);
       print('package:$pkg${tested ? ' [tested]' : ''}');
     }

     // TODO(devoncarew): Validate that published packages solve against the
     // versions brought in from the DEPS file.

     // TODO(devoncarew): Find unused entries in the DEPS file.

   }

   if (validateFailure) {
     exit(1);
   }
 }

 class Package implements Comparable<Package> {
   final String dir;

   Package(this.dir) {
     _parsePubspec();
   }

   String get dirName => path.basename(dir);
   final Set<String> _regularDependencies = {};
   final Set<String> _devDependencies = {};
   String _packageName;

   String get packageName => _packageName;
   Set<String> _declaredDependencies;
   List<PubDep> _declaredPubDeps;
   Set<String> _declaredDevDependencies;
   List<PubDep> _declaredDevPubDeps;

   List<String> get regularDependencies => _regularDependencies.toList()..sort();

   List<String> get devDependencies => _devDependencies.toList()..sort();

   bool _publishToNone;

   bool get publishable => !_publishToNone;

   @override
   String toString() => 'Package $dirName';

   bool get hasPubspec =>
       FileSystemEntity.isFileSync(path.join(dir, 'pubspec.yaml'));

   @override
   int compareTo(Package other) => dir.compareTo(other.dir);

   bool validate(Logger logger, List<String> pkgPackages) {
     _parseImports();
     return _validatePubspecDeps(logger, pkgPackages);
   }

   void _parseImports() {
     final files = <File>[];

     _collectDartFiles(Directory(dir), files);

     for (var file in files) {
       //print('  ${file.path}');

       var importedPackages = <String>{};

       for (var import in _collectImports(file)) {
         try {
           var uri = Uri.parse(import);
           if (uri.hasScheme && uri.scheme == 'package') {
             var packageName = path.split(uri.path).first;
             importedPackages.add(packageName);
           }
         } on FormatException {
           // ignore
         }
       }

       var topLevelDir = _topLevelDir(file);

       if ({'bin', 'lib'}.contains(topLevelDir)) {
         _regularDependencies.addAll(importedPackages);
       } else {
         _devDependencies.addAll(importedPackages);
       }
     }
   }

   void _parsePubspec() {
     var pubspec = File(path.join(dir, 'pubspec.yaml'));
     var doc = yaml.loadYamlDocument(pubspec.readAsStringSync());
     dynamic docContents = doc.contents.value;
     _packageName = docContents['name'];
     _publishToNone = docContents['publish_to'] == 'none';

     _declaredPubDeps = [];
     if (docContents['dependencies'] != null) {
       _declaredDependencies =
           Set<String>.from(docContents['dependencies'].keys);

       var deps = docContents['dependencies'];
       for (var package in deps.keys) {
         _declaredPubDeps.add(PubDep.parse(package, deps[package]));
       }
     } else {
       _declaredDependencies = {};
     }

     _declaredDevPubDeps = [];
     if (docContents['dev_dependencies'] != null) {
       _declaredDevDependencies =
           Set<String>.from(docContents['dev_dependencies'].keys);

       var deps = docContents['dev_dependencies'];
       for (var package in deps.keys) {
         _declaredDevPubDeps.add(PubDep.parse(package, deps[package]));
       }
     } else {
       _declaredDevDependencies = {};
     }
   }

   bool _validatePubspecDeps(Logger logger, List<String> pkgPackages) {
     var fail = false;

     if (dirName != packageName) {
       print('  Package name is different from the directory name.');
       fail = true;
     }

     var deps = regularDependencies;
     deps.remove(packageName);

     var devdeps = devDependencies;
     devdeps.remove(packageName);

     // if (deps.isNotEmpty) {
     //   print('  deps    : ${deps}');
     // }
     // if (devdeps.isNotEmpty) {
     //   print('  dev deps: ${devdeps}');
     // }

     var out = (String message) {
       logger.stdout(logger.ansi.emphasized(message));
     };

     var undeclaredRegularUses = Set<String>.from(deps)
       ..removeAll(_declaredDependencies);
     if (undeclaredRegularUses.isNotEmpty) {
       out('  ${_printSet(undeclaredRegularUses)} used in lib/ but not '
           "declared in 'dependencies:'.");
       fail = true;
     }

     var undeclaredDevUses = Set<String>.from(devdeps)
       ..removeAll(_declaredDependencies)
       ..removeAll(_declaredDevDependencies);
     if (undeclaredDevUses.isNotEmpty) {
       out('  ${_printSet(undeclaredDevUses)} used in dev dirs but not '
           "declared in 'dev_dependencies:'.");
       fail = true;
     }

     var extraRegularDeclarations = Set<String>.from(_declaredDependencies)
       ..removeAll(deps);
     if (extraRegularDeclarations.isNotEmpty) {
       out('  ${_printSet(extraRegularDeclarations)} declared in '
           "'dependencies:' but not used in lib/.");
       fail = true;
     }

     var extraDevDeclarations = Set<String>.from(_declaredDevDependencies)
       ..removeAll(devdeps);
     // Remove package:pedantic as it is often declared as a dev dependency in
     // order to bring in its analysis_options.yaml file.
     extraDevDeclarations.remove('pedantic');
     if (extraDevDeclarations.isNotEmpty) {
       out('  ${_printSet(extraDevDeclarations)} declared in '
           "'dev_dependencies:' but not used in dev dirs.");
       fail = true;
     }

     // Look for things declared in deps, not used in lib/, but that are used in
     // dev dirs.
     var misplacedDeps =
         extraRegularDeclarations.intersection(Set.from(devdeps));
     if (misplacedDeps.isNotEmpty) {
       out("  ${_printSet(misplacedDeps)} declared in 'dependencies:' but "
           'only used in dev dirs.');
       fail = true;
     }

     // Validate that we don't have relative deps into third_party.
     // TODO(devoncarew): This is currently just enforced for publishable
     // packages.
     if (publishable) {
       for (PubDep dep in [..._declaredPubDeps, ..._declaredDevPubDeps]) {
         if (dep is PathPubDep) {
           var path = dep.path;

           if (path.contains('third_party/pkg_tested/') ||
               path.contains('third_party/pkg/')) {
             out('  Prefer a semver dependency for packages brought in via DEPS:');
             out('    $dep');
             fail = true;
           }
         }
       }
     }

     // Validate that published packages don't use path deps.
     if (publishable) {
       for (PubDep dep in _declaredPubDeps) {
         if (dep is PathPubDep) {
           out('  Published packages should use semver deps:');
           out('    $dep');
           fail = true;
         }
       }
     }

     // Validate that non-published packages use relative a (relative) path dep
     // for pkg/ packages.
     if (!publishable) {
       for (PubDep dep in [..._declaredPubDeps, ..._declaredDevPubDeps]) {
         if (pkgPackages.contains(dep.name) && dep is! PathPubDep) {
           out('  Prefer a relative path dep for pkg/ packages:');
           out('    $dep');
           fail = true;
         }
       }
     }

     if (!fail) {
       print('  No issues.');
     }

     return !fail;
   }

   void _collectDartFiles(Directory dir, List<File> files) {
     for (var entity in dir.listSync(followLinks: false)) {
       if (entity is Directory) {
         var name = path.basename(entity.path);

         // Skip 'pkg/analyzer_cli/test/data'.
         // Skip 'pkg/front_end/test/id_testing/data/'.
         // Skip 'pkg/front_end/test/language_versioning/data/'.
         if (name == 'data' && path.split(entity.parent.path).contains('test')) {
           continue;
         }

         // Skip 'pkg/analysis_server/test/mock_packages'.
         if (name == 'mock_packages') {
           continue;
         }

         // Skip 'pkg/front_end/testcases'.
         if (name == 'testcases') {
           continue;
         }

         if (!name.startsWith('.')) {
           _collectDartFiles(entity, files);
         }
       } else if (entity is File && entity.path.endsWith('.dart')) {
         files.add(entity);
       }
     }
   }

   // look for both kinds of quotes
   static RegExp importRegex1 = RegExp(r"^(import|export)\s+\'(\S+)\'");
   static RegExp importRegex2 = RegExp(r'^(import|export)\s+"(\S+)"');

   List<String> _collectImports(File file) {
     var results = <String>[];

     for (var line in file.readAsLinesSync()) {
       // Check for a few tokens that should stop our parse.
       if (line.startsWith('class ') ||
           line.startsWith('typedef ') ||
           line.startsWith('mixin ') ||
           line.startsWith('enum ') ||
           line.startsWith('extension ') ||
           line.startsWith('void ') ||
           line.startsWith('Future ') ||
           line.startsWith('final ') ||
           line.startsWith('const ')) {
         break;
       }

       var match = importRegex1.firstMatch(line);
       if (match != null) {
         results.add(match.group(2));
         continue;
       }

       match = importRegex2.firstMatch(line);
       if (match != null) {
         results.add(match.group(2));
         continue;
       }
     }

     return results;
   }

   String _topLevelDir(File file) {
     var relativePath = path.relative(file.path, from: dir);
     return path.split(relativePath).first;
   }
 }

 String _printSet(Set<String> value) {
   var list = value.toList()..sort();
   list = list.map((item) => 'package:$item').toList();
   if (list.length > 1) {
     return list.sublist(0, list.length - 1).join(', ') + ' and ' + list.last;
   } else {
     return list.join(', ');
   }
 }

 class SdkDeps {
   final File file;

   List<String> pkgs = [];
   List<String> testedPkgs = [];

   SdkDeps(this.file);

   void parse() {
     // Var("dart_root") + "/third_party/pkg/dart2js_info":
     final pkgRegExp = RegExp(r'"/third_party/pkg/(\S+)"');

     // Var("dart_root") + "/third_party/pkg_tested/dart_style":
     final testedPkgRegExp = RegExp(r'"/third_party/pkg_tested/(\S+)"');

     for (var line in file.readAsLinesSync()) {
       var pkgDep = pkgRegExp.firstMatch(line);
       var testedPkgDep = testedPkgRegExp.firstMatch(line);

       if (pkgDep != null) {
         pkgs.add(pkgDep.group(1));
       } else if (testedPkgDep != null) {
         testedPkgs.add(testedPkgDep.group(1));
       }
     }

     pkgs.sort();
     testedPkgs.sort();
   }
 }

 abstract class PubDep {
   final String name;

   PubDep(this.name);

   String toString() => name;

   static PubDep parse(String name, Object dep) {
     if (dep is String) {
       return SemverPubDep(name, dep);
     } else if (dep is Map) {
       if (dep.containsKey('path')) {
         return PathPubDep(name, dep['path']);
       } else {
         return UnhandledPubDep(name);
       }
     } else {
       return UnhandledPubDep(name);
     }
   }
 }

 class SemverPubDep extends PubDep {
   final String value;

   SemverPubDep(String name, this.value) : super(name);

   String toString() => '$name: $value';
 }

 class PathPubDep extends PubDep {
   final String path;

   PathPubDep(String name, this.path) : super(name);

   String toString() => '$name: $path';
 }

 class UnhandledPubDep extends PubDep {
   UnhandledPubDep(String name) : super(name);
 }
	import 'dart:io';

	import 'package:cli_util/cli_logging.dart';
	import 'package:path/path.dart' as path;
	import 'package:yaml/yaml.dart' as yaml;

	const validateDEPS = false;

	void main(List<String> arguments) {
	Logger logger = Logger.standard();

	// validate the cwd
	if (!FileSystemEntity.isFileSync('DEPS') \|\|
	!FileSystemEntity.isDirectorySync('pkg')) {
	logger.stderr('Please run this tool from the root of the Dart repo.');
	exit(1);
	}

	print('To run this script, execute:');
	print('');
	print(' dart tools/package_deps/bin/package_deps.dart');
	print('');
	print('See pkg/README.md for more information.');
	print('');
	print('----');
	print('');

	// locate all pkg/ packages
	final packages = <Package>[];
	for (var entity in Directory('pkg').listSync()) {
	if (entity is Directory) {
	var package = Package(entity.path);
	if (package.hasPubspec) {
	packages.add(package);
	}
	}
	}

	List<String> pkgPackages = packages.map((p) => p.packageName).toList();

	// Manually added directories (outside of pkg/).
	List<String> alsoValidate = [
	'tools/package_deps',
	];

	for (String p in alsoValidate) {
	packages.add(Package(p));
	}

	packages.sort();

	var validateFailure = false;

	// For each, validate the pubspec contents.
	for (var package in packages) {
	print('validating ${package.dir}'
	'${package.publishable ? ' [publishable]' : ''}');

	if (!package.validate(logger, pkgPackages)) {
	validateFailure = true;
	}

	print('');
	}

	// Read and display info about the sdk DEPS file.
	if (validateDEPS) {
	print('SDK DEPS');
	print('');

	var sdkDeps = SdkDeps(File('DEPS'));
	sdkDeps.parse();

	List<String> deps = [...sdkDeps.pkgs, ...sdkDeps.testedPkgs]..sort();
	for (var pkg in deps) {
	final tested = sdkDeps.testedPkgs.contains(pkg);
	print('package:$pkg${tested ? ' [tested]' : ''}');
	}

	// TODO(devoncarew): Validate that published packages solve against the
	// versions brought in from the DEPS file.

	// TODO(devoncarew): Find unused entries in the DEPS file.

	}

	if (validateFailure) {
	exit(1);
	}
	}

	class Package implements Comparable<Package> {
	final String dir;

	Package(this.dir) {
	_parsePubspec();
	}

	String get dirName => path.basename(dir);
	final Set<String> _regularDependencies = {};
	final Set<String> _devDependencies = {};
	String _packageName;

	String get packageName => _packageName;
	Set<String> _declaredDependencies;
	List<PubDep> _declaredPubDeps;
	Set<String> _declaredDevDependencies;
	List<PubDep> _declaredDevPubDeps;

	List<String> get regularDependencies => _regularDependencies.toList()..sort();

	List<String> get devDependencies => _devDependencies.toList()..sort();

	bool _publishToNone;

	bool get publishable => !_publishToNone;

	@override
	String toString() => 'Package $dirName';

	bool get hasPubspec =>
	FileSystemEntity.isFileSync(path.join(dir, 'pubspec.yaml'));

	@override
	int compareTo(Package other) => dir.compareTo(other.dir);

	bool validate(Logger logger, List<String> pkgPackages) {
	_parseImports();
	return _validatePubspecDeps(logger, pkgPackages);
	}

	void _parseImports() {
	final files = <File>[];

	_collectDartFiles(Directory(dir), files);

	for (var file in files) {
	//print(' ${file.path}');

	var importedPackages = <String>{};

	for (var import in _collectImports(file)) {
	try {
	var uri = Uri.parse(import);
	if (uri.hasScheme && uri.scheme == 'package') {
	var packageName = path.split(uri.path).first;
	importedPackages.add(packageName);
	}
	} on FormatException {
	// ignore
	}
	}

	var topLevelDir = _topLevelDir(file);

	if ({'bin', 'lib'}.contains(topLevelDir)) {
	_regularDependencies.addAll(importedPackages);
	} else {
	_devDependencies.addAll(importedPackages);
	}
	}
	}

	void _parsePubspec() {
	var pubspec = File(path.join(dir, 'pubspec.yaml'));
	var doc = yaml.loadYamlDocument(pubspec.readAsStringSync());
	dynamic docContents = doc.contents.value;
	_packageName = docContents['name'];
	_publishToNone = docContents['publish_to'] == 'none';

	_declaredPubDeps = [];
	if (docContents['dependencies'] != null) {
	_declaredDependencies =
	Set<String>.from(docContents['dependencies'].keys);

	var deps = docContents['dependencies'];
	for (var package in deps.keys) {
	_declaredPubDeps.add(PubDep.parse(package, deps[package]));
	}
	} else {
	_declaredDependencies = {};
	}

	_declaredDevPubDeps = [];
	if (docContents['dev_dependencies'] != null) {
	_declaredDevDependencies =
	Set<String>.from(docContents['dev_dependencies'].keys);

	var deps = docContents['dev_dependencies'];
	for (var package in deps.keys) {
	_declaredDevPubDeps.add(PubDep.parse(package, deps[package]));
	}
	} else {
	_declaredDevDependencies = {};
	}
	}

	bool _validatePubspecDeps(Logger logger, List<String> pkgPackages) {
	var fail = false;

	if (dirName != packageName) {
	print(' Package name is different from the directory name.');
	fail = true;
	}

	var deps = regularDependencies;
	deps.remove(packageName);

	var devdeps = devDependencies;
	devdeps.remove(packageName);

	// if (deps.isNotEmpty) {
	// print(' deps : ${deps}');
	// }
	// if (devdeps.isNotEmpty) {
	// print(' dev deps: ${devdeps}');
	// }

	var out = (String message) {
	logger.stdout(logger.ansi.emphasized(message));
	};

	var undeclaredRegularUses = Set<String>.from(deps)
	..removeAll(_declaredDependencies);
	if (undeclaredRegularUses.isNotEmpty) {
	out(' ${_printSet(undeclaredRegularUses)} used in lib/ but not '
	"declared in 'dependencies:'.");
	fail = true;
	}

	var undeclaredDevUses = Set<String>.from(devdeps)
	..removeAll(_declaredDependencies)
	..removeAll(_declaredDevDependencies);
	if (undeclaredDevUses.isNotEmpty) {
	out(' ${_printSet(undeclaredDevUses)} used in dev dirs but not '
	"declared in 'dev_dependencies:'.");
	fail = true;
	}

	var extraRegularDeclarations = Set<String>.from(_declaredDependencies)
	..removeAll(deps);
	if (extraRegularDeclarations.isNotEmpty) {
	out(' ${_printSet(extraRegularDeclarations)} declared in '
	"'dependencies:' but not used in lib/.");
	fail = true;
	}

	var extraDevDeclarations = Set<String>.from(_declaredDevDependencies)
	..removeAll(devdeps);
	// Remove package:pedantic as it is often declared as a dev dependency in
	// order to bring in its analysis_options.yaml file.
	extraDevDeclarations.remove('pedantic');
	if (extraDevDeclarations.isNotEmpty) {
	out(' ${_printSet(extraDevDeclarations)} declared in '
	"'dev_dependencies:' but not used in dev dirs.");
	fail = true;
	}

	// Look for things declared in deps, not used in lib/, but that are used in
	// dev dirs.
	var misplacedDeps =
	extraRegularDeclarations.intersection(Set.from(devdeps));
	if (misplacedDeps.isNotEmpty) {
	out(" ${_printSet(misplacedDeps)} declared in 'dependencies:' but "
	'only used in dev dirs.');
	fail = true;
	}

	// Validate that we don't have relative deps into third_party.
	// TODO(devoncarew): This is currently just enforced for publishable
	// packages.
	if (publishable) {
	for (PubDep dep in [..._declaredPubDeps, ..._declaredDevPubDeps]) {
	if (dep is PathPubDep) {
	var path = dep.path;

	if (path.contains('third_party/pkg_tested/') \|\|
	path.contains('third_party/pkg/')) {
	out(' Prefer a semver dependency for packages brought in via DEPS:');
	out(' $dep');
	fail = true;
	}
	}
	}
	}

	// Validate that published packages don't use path deps.
	if (publishable) {
	for (PubDep dep in _declaredPubDeps) {
	if (dep is PathPubDep) {
	out(' Published packages should use semver deps:');
	out(' $dep');
	fail = true;
	}
	}
	}

	// Validate that non-published packages use relative a (relative) path dep
	// for pkg/ packages.
	if (!publishable) {
	for (PubDep dep in [..._declaredPubDeps, ..._declaredDevPubDeps]) {
	if (pkgPackages.contains(dep.name) && dep is! PathPubDep) {
	out(' Prefer a relative path dep for pkg/ packages:');
	out(' $dep');
	fail = true;
	}
	}
	}

	if (!fail) {
	print(' No issues.');
	}

	return !fail;
	}

	void _collectDartFiles(Directory dir, List<File> files) {
	for (var entity in dir.listSync(followLinks: false)) {
	if (entity is Directory) {
	var name = path.basename(entity.path);

	// Skip 'pkg/analyzer_cli/test/data'.
	// Skip 'pkg/front_end/test/id_testing/data/'.
	// Skip 'pkg/front_end/test/language_versioning/data/'.
	if (name == 'data' && path.split(entity.parent.path).contains('test')) {
	continue;
	}

	// Skip 'pkg/analysis_server/test/mock_packages'.
	if (name == 'mock_packages') {
	continue;
	}

	// Skip 'pkg/front_end/testcases'.
	if (name == 'testcases') {
	continue;
	}

	if (!name.startsWith('.')) {
	_collectDartFiles(entity, files);
	}
	} else if (entity is File && entity.path.endsWith('.dart')) {
	files.add(entity);
	}
	}
	}

	// look for both kinds of quotes
	static RegExp importRegex1 = RegExp(r"^(import\|export)\s+\'(\S+)\'");
	static RegExp importRegex2 = RegExp(r'^(import\|export)\s+"(\S+)"');

	List<String> _collectImports(File file) {
	var results = <String>[];

	for (var line in file.readAsLinesSync()) {
	// Check for a few tokens that should stop our parse.
	if (line.startsWith('class ') \|\|
	line.startsWith('typedef ') \|\|
	line.startsWith('mixin ') \|\|
	line.startsWith('enum ') \|\|
	line.startsWith('extension ') \|\|
	line.startsWith('void ') \|\|
	line.startsWith('Future ') \|\|
	line.startsWith('final ') \|\|
	line.startsWith('const ')) {
	break;
	}

	var match = importRegex1.firstMatch(line);
	if (match != null) {
	results.add(match.group(2));
	continue;
	}

	match = importRegex2.firstMatch(line);
	if (match != null) {
	results.add(match.group(2));
	continue;
	}
	}

	return results;
	}

	String _topLevelDir(File file) {
	var relativePath = path.relative(file.path, from: dir);
	return path.split(relativePath).first;
	}
	}

	String _printSet(Set<String> value) {
	var list = value.toList()..sort();
	list = list.map((item) => 'package:$item').toList();
	if (list.length > 1) {
	return list.sublist(0, list.length - 1).join(', ') + ' and ' + list.last;
	} else {
	return list.join(', ');
	}
	}

	class SdkDeps {
	final File file;

	List<String> pkgs = [];
	List<String> testedPkgs = [];

	SdkDeps(this.file);

	void parse() {
	// Var("dart_root") + "/third_party/pkg/dart2js_info":
	final pkgRegExp = RegExp(r'"/third_party/pkg/(\S+)"');

	// Var("dart_root") + "/third_party/pkg_tested/dart_style":
	final testedPkgRegExp = RegExp(r'"/third_party/pkg_tested/(\S+)"');

	for (var line in file.readAsLinesSync()) {
	var pkgDep = pkgRegExp.firstMatch(line);
	var testedPkgDep = testedPkgRegExp.firstMatch(line);

	if (pkgDep != null) {
	pkgs.add(pkgDep.group(1));
	} else if (testedPkgDep != null) {
	testedPkgs.add(testedPkgDep.group(1));
	}
	}

	pkgs.sort();
	testedPkgs.sort();
	}
	}

	abstract class PubDep {
	final String name;

	PubDep(this.name);

	String toString() => name;

	static PubDep parse(String name, Object dep) {
	if (dep is String) {
	return SemverPubDep(name, dep);
	} else if (dep is Map) {
	if (dep.containsKey('path')) {
	return PathPubDep(name, dep['path']);
	} else {
	return UnhandledPubDep(name);
	}
	} else {
	return UnhandledPubDep(name);
	}
	}
	}

	class SemverPubDep extends PubDep {
	final String value;

	SemverPubDep(String name, this.value) : super(name);

	String toString() => '$name: $value';
	}

	class PathPubDep extends PubDep {
	final String path;

	PathPubDep(String name, this.path) : super(name);

	String toString() => '$name: $path';
	}

	class UnhandledPubDep extends PubDep {
	UnhandledPubDep(String name) : super(name);
	}