Index: mojo/public/dart/third_party/analyzer/lib/file_system/physical_file_system.dart |
diff --git a/mojo/public/dart/third_party/analyzer/lib/file_system/physical_file_system.dart b/mojo/public/dart/third_party/analyzer/lib/file_system/physical_file_system.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..b8fdcf17199a71049c05b49f9765d16bfa873e2d |
--- /dev/null |
+++ b/mojo/public/dart/third_party/analyzer/lib/file_system/physical_file_system.dart |
@@ -0,0 +1,222 @@ |
+// Copyright (c) 2014, 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. |
+ |
+library physical_file_system; |
+ |
+import 'dart:async'; |
+import 'dart:core' hide Resource; |
+import 'dart:io' as io; |
+ |
+import 'package:analyzer/src/generated/java_io.dart'; |
+import 'package:analyzer/src/generated/source_io.dart'; |
+import 'package:path/path.dart'; |
+import 'package:watcher/watcher.dart'; |
+ |
+import 'file_system.dart'; |
+ |
+/** |
+ * A `dart:io` based implementation of [ResourceProvider]. |
+ */ |
+class PhysicalResourceProvider implements ResourceProvider { |
+ static final NORMALIZE_EOL_ALWAYS = |
+ (String string) => string.replaceAll(new RegExp('\r\n?'), '\n'); |
+ |
+ static final PhysicalResourceProvider INSTANCE = |
+ new PhysicalResourceProvider(null); |
+ |
+ /** |
+ * The name of the directory containing plugin specific subfolders used to |
+ * store data across sessions. |
+ */ |
+ static final String SERVER_DIR = ".dartServer"; |
+ |
+ PhysicalResourceProvider(String fileReadMode(String s)) { |
+ if (fileReadMode != null) { |
+ FileBasedSource.fileReadMode = fileReadMode; |
+ } |
+ } |
+ |
+ @override |
+ Context get pathContext => io.Platform.isWindows ? windows : posix; |
+ |
+ @override |
+ File getFile(String path) => new _PhysicalFile(new io.File(path)); |
+ |
+ @override |
+ Folder getFolder(String path) => new _PhysicalFolder(new io.Directory(path)); |
+ |
+ @override |
+ Resource getResource(String path) { |
+ if (io.FileSystemEntity.isDirectorySync(path)) { |
+ return getFolder(path); |
+ } else { |
+ return getFile(path); |
+ } |
+ } |
+ |
+ @override |
+ Folder getStateLocation(String pluginId) { |
+ String home; |
+ if (io.Platform.isWindows) { |
+ home = io.Platform.environment['LOCALAPPDATA']; |
+ } else { |
+ home = io.Platform.environment['HOME']; |
+ } |
+ if (home != null && io.FileSystemEntity.isDirectorySync(home)) { |
+ io.Directory directory = |
+ new io.Directory(join(home, SERVER_DIR, pluginId)); |
+ directory.createSync(recursive: true); |
+ return new _PhysicalFolder(directory); |
+ } |
+ return null; |
+ } |
+} |
+ |
+/** |
+ * A `dart:io` based implementation of [File]. |
+ */ |
+class _PhysicalFile extends _PhysicalResource implements File { |
+ _PhysicalFile(io.File file) : super(file); |
+ |
+ @override |
+ Stream<WatchEvent> get changes => new FileWatcher(_entry.path).events; |
+ |
+ @override |
+ int get modificationStamp { |
+ try { |
+ io.File file = _entry as io.File; |
+ return file.lastModifiedSync().millisecondsSinceEpoch; |
+ } on io.FileSystemException catch (exception) { |
+ throw new FileSystemException(exception.path, exception.message); |
+ } |
+ } |
+ |
+ @override |
+ Source createSource([Uri uri]) { |
+ io.File file = _entry as io.File; |
+ JavaFile javaFile = new JavaFile(file.absolute.path); |
+ if (uri == null) { |
+ uri = javaFile.toURI(); |
+ } |
+ return new FileBasedSource(javaFile, uri); |
+ } |
+ |
+ @override |
+ bool isOrContains(String path) { |
+ return path == this.path; |
+ } |
+ |
+ @override |
+ String readAsStringSync() { |
+ try { |
+ io.File file = _entry as io.File; |
+ return file.readAsStringSync(); |
+ } on io.FileSystemException catch (exception) { |
+ throw new FileSystemException(exception.path, exception.message); |
+ } |
+ } |
+} |
+ |
+/** |
+ * A `dart:io` based implementation of [Folder]. |
+ */ |
+class _PhysicalFolder extends _PhysicalResource implements Folder { |
+ _PhysicalFolder(io.Directory directory) : super(directory); |
+ |
+ @override |
+ Stream<WatchEvent> get changes => new DirectoryWatcher(_entry.path).events; |
+ |
+ @override |
+ String canonicalizePath(String relPath) { |
+ return normalize(join(_entry.absolute.path, relPath)); |
+ } |
+ |
+ @override |
+ bool contains(String path) { |
+ return isWithin(this.path, path); |
+ } |
+ |
+ @override |
+ Resource getChild(String relPath) { |
+ String canonicalPath = canonicalizePath(relPath); |
+ return PhysicalResourceProvider.INSTANCE.getResource(canonicalPath); |
+ } |
+ |
+ @override |
+ _PhysicalFolder getChildAssumingFolder(String relPath) { |
+ String canonicalPath = canonicalizePath(relPath); |
+ io.Directory directory = new io.Directory(canonicalPath); |
+ return new _PhysicalFolder(directory); |
+ } |
+ |
+ @override |
+ List<Resource> getChildren() { |
+ try { |
+ List<Resource> children = <Resource>[]; |
+ io.Directory directory = _entry as io.Directory; |
+ List<io.FileSystemEntity> entries = directory.listSync(recursive: false); |
+ int numEntries = entries.length; |
+ for (int i = 0; i < numEntries; i++) { |
+ io.FileSystemEntity entity = entries[i]; |
+ if (entity is io.Directory) { |
+ children.add(new _PhysicalFolder(entity)); |
+ } else if (entity is io.File) { |
+ children.add(new _PhysicalFile(entity)); |
+ } |
+ } |
+ return children; |
+ } on io.FileSystemException catch (exception) { |
+ throw new FileSystemException(exception.path, exception.message); |
+ } |
+ } |
+ |
+ @override |
+ bool isOrContains(String path) { |
+ if (path == this.path) { |
+ return true; |
+ } |
+ return contains(path); |
+ } |
+} |
+ |
+/** |
+ * A `dart:io` based implementation of [Resource]. |
+ */ |
+abstract class _PhysicalResource implements Resource { |
+ final io.FileSystemEntity _entry; |
+ |
+ _PhysicalResource(this._entry); |
+ |
+ @override |
+ bool get exists => _entry.existsSync(); |
+ |
+ @override |
+ get hashCode => path.hashCode; |
+ |
+ @override |
+ Folder get parent { |
+ String parentPath = dirname(path); |
+ if (parentPath == path) { |
+ return null; |
+ } |
+ return new _PhysicalFolder(new io.Directory(parentPath)); |
+ } |
+ |
+ @override |
+ String get path => _entry.absolute.path; |
+ |
+ @override |
+ String get shortName => basename(path); |
+ |
+ @override |
+ bool operator ==(other) { |
+ if (runtimeType != other.runtimeType) { |
+ return false; |
+ } |
+ return path == other.path; |
+ } |
+ |
+ @override |
+ String toString() => path; |
+} |