[dart:io] Rename IoOverrides -> IOOverrides

fixes #31063

Change-Id: Ib49ae77903805a5c027ab870898954bb43901fda
Reviewed-on: https://dart-review.googlesource.com/13120
Reviewed-by: Kevin Moore <kevmoo@google.com>
Reviewed-by: Ryan Macnak <rmacnak@google.com>
Commit-Queue: Zach Anderson <zra@google.com>

CHANGELOG.md

@@ -34,7 +34,7 @@
     String describing the version of the operating system.
   * Added `RawZLibFilter` for low-level access to compression and
     decompression routines.
-  * Added `IoOverrides` and `HttpOverrides` to aid in writing tests that wish to
+  * Added `IOOverrides` and `HttpOverrides` to aid in writing tests that wish to
     mock varios `dart:io` objects.
 
 * `dart:core`

sdk/lib/io/directory.dart

@@ -127,7 +127,7 @@ abstract class Directory implements FileSystemEntity {
    * current working directory.
    */
   factory Directory(String path) {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return new _Directory(path);
     }
@@ -146,7 +146,7 @@ abstract class Directory implements FileSystemEntity {
    * directory.
    */
   static Directory get current {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _Directory.current;
     }
@@ -181,7 +181,7 @@ abstract class Directory implements FileSystemEntity {
    * are working with the file system, can lead to unexpected results.
    */
   static void set current(path) {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       _Directory.current = path;
       return;
@@ -222,7 +222,7 @@ abstract class Directory implements FileSystemEntity {
    * and may be set by an environment variable.
    */
   static Directory get systemTemp {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _Directory.systemTemp;
     }

sdk/lib/io/file.dart

@@ -220,7 +220,7 @@ abstract class File implements FileSystemEntity {
    * current working directory.
    */
   factory File(String path) {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return new _File(path);
     }

sdk/lib/io/file_system_entity.dart

@@ -109,7 +109,7 @@ class FileStat {
    * FileSystemEntityType.NOT_FOUND and the other fields invalid.
    */
   static FileStat statSync(String path) {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _statSyncInternal(path);
     }
@@ -141,7 +141,7 @@ class FileStat {
    * the other fields invalid.
    */
   static Future<FileStat> stat(String path) {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _stat(path);
     }
@@ -484,7 +484,7 @@ abstract class FileSystemEntity {
   Stream<FileSystemEvent> watch(
       {int events: FileSystemEvent.ALL, bool recursive: false}) {
     final String trimmedPath = _trimTrailingPathSeparators(path);
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _FileSystemWatcher._watch(trimmedPath, events, recursive);
     }
@@ -520,7 +520,7 @@ abstract class FileSystemEntity {
    * to an object that does not exist.
    */
   static Future<bool> identical(String path1, String path2) {
-    IoOverrides overrides = IoOverrides.current;
+    IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _identical(path1, path2);
     }
@@ -586,7 +586,7 @@ abstract class FileSystemEntity {
    * exist.
    */
   static bool identicalSync(String path1, String path2) {
-    IoOverrides overrides = IoOverrides.current;
+    IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _identicalSync(path1, path2);
     }
@@ -599,7 +599,7 @@ abstract class FileSystemEntity {
    * OS X 10.6 and below is not supported.
    */
   static bool get isWatchSupported {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _FileSystemWatcher.isSupported;
     }
@@ -737,7 +737,7 @@ abstract class FileSystemEntity {
   }
 
   static FileSystemEntityType _getTypeSync(String path, bool followLinks) {
-    IoOverrides overrides = IoOverrides.current;
+    IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _getTypeSyncHelper(path, followLinks);
     }
@@ -756,7 +756,7 @@ abstract class FileSystemEntity {
   }
 
   static Future<FileSystemEntityType> _getType(String path, bool followLinks) {
-    IoOverrides overrides = IoOverrides.current;
+    IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return _getTypeRequest(path, followLinks);
     }

sdk/lib/io/link.dart

@@ -13,7 +13,7 @@ abstract class Link implements FileSystemEntity {
    * Creates a Link object.
    */
   factory Link(String path) {
-    final IoOverrides overrides = IoOverrides.current;
+    final IOOverrides overrides = IOOverrides.current;
     if (overrides == null) {
       return new _Link(path);
     }

sdk/lib/io/overrides.dart

@@ -23,7 +23,7 @@ const _asyncRunZoned = runZoned;
 /// }
 ///
 /// main() {
-///   IoOverrides.runZoned(() {
+///   IOOverrides.runZoned(() {
 ///     ...
 ///     // Operations will use MyDirectory instead of dart:io's Directory
 ///     // implementation whenever Directory is used.
@@ -31,14 +31,14 @@ const _asyncRunZoned = runZoned;
 ///   }, createDirectory: (String path) => new MyDirectory(path));
 /// }
 /// ```
-abstract class IoOverrides {
-  static IoOverrides get current {
+abstract class IOOverrides {
+  static IOOverrides get current {
     return Zone.current[_ioOverridesToken];
   }
 
   /// Runs [body] in a fresh [Zone] using the provided overrides.
   ///
-  /// See the documentation on the corresponding methods of IoOverrides for
+  /// See the documentation on the corresponding methods of IOOverrides for
   /// information about what the optional arguments do.
   static R runZoned<R>(R body(),
       {
@@ -71,7 +71,7 @@ abstract class IoOverrides {
       // Optional Zone parameters
       ZoneSpecification zoneSpecification,
       Function onError}) {
-    IoOverrides overrides = new _IoOverridesScope(
+    IOOverrides overrides = new _IOOverridesScope(
       // Directory
       createDirectory,
       getCurrentDirectory,
@@ -107,8 +107,8 @@ abstract class IoOverrides {
   /// Runs [body] in a fresh [Zone] using the overrides found in [overrides].
   ///
   /// Note that [overrides] should be an instance of a class that extends
-  /// [IoOverrides].
-  static R runWithIoOverrides<R>(R body(), IoOverrides overrides,
+  /// [IOOverrides].
+  static R runWithIOOverrides<R>(R body(), IOOverrides overrides,
       {ZoneSpecification zoneSpecification, Function onError}) {
     return _asyncRunZoned<R>(body,
         zoneValues: {_ioOverridesToken: overrides},
@@ -230,8 +230,8 @@ abstract class IoOverrides {
   Link createLink(String path) => new _Link(path);
 }
 
-class _IoOverridesScope extends IoOverrides {
-  final IoOverrides _previous = IoOverrides.current;
+class _IOOverridesScope extends IOOverrides {
+  final IOOverrides _previous = IOOverrides.current;
 
   // Directory
   Directory Function(String) _createDirectory;
@@ -259,7 +259,7 @@ class _IoOverridesScope extends IoOverrides {
   // Link
   Link Function(String) _createLink;
 
-  _IoOverridesScope(
+  _IOOverridesScope(
     // Directory
     this._createDirectory,
     this._getCurrentDirectory,

tests/standalone/io/io_override_test.dart

@@ -158,7 +158,7 @@ class LinkMock extends FileSystemEntity implements Link {
 }
 
 Future<Null> ioOverridesRunTest() async {
-  Future<Null> f = IoOverrides.runZoned(
+  Future<Null> f = IOOverrides.runZoned(
     () async {
       Expect.isTrue(new Directory("directory") is DirectoryMock);
       Expect.isTrue(Directory.current is DirectoryMock);