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Unified Diff: mojo/public/dart/third_party/analyzer/lib/file_system/physical_file_system.dart

Issue 1346773002: Stop running pub get at gclient sync time and fix build bugs (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 3 months ago
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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;
+}

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