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Side by Side Diff: sdk/lib/io/platform_impl.dart

Issue 2785073002: [dart:io] Adds Platform.localeName (Closed)
Patch Set: Fixup ddc patch file Created 3 years, 8 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 part of dart.io; 5 part of dart.io;
6 6
7 class _Platform { 7 class _Platform {
8 external static int _numberOfProcessors(); 8 external static int _numberOfProcessors();
9 external static String _pathSeparator(); 9 external static String _pathSeparator();
10 external static String _operatingSystem(); 10 external static String _operatingSystem();
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25 * Values are everything after the first '=' character. 25 * Values are everything after the first '=' character.
26 * A value may contain further '=' characters, and it may be empty. 26 * A value may contain further '=' characters, and it may be empty.
27 * 27 *
28 * Returns an [OSError] if retrieving the environment fails. 28 * Returns an [OSError] if retrieving the environment fails.
29 */ 29 */
30 external static _environment(); 30 external static _environment();
31 external static List<String> _executableArguments(); 31 external static List<String> _executableArguments();
32 external static String _packageRoot(); 32 external static String _packageRoot();
33 external static String _packageConfig(); 33 external static String _packageConfig();
34 external static String _version(); 34 external static String _version();
35 external static String _localeName();
35 36
36 static String executable = _executable(); 37 static String executable = _executable();
37 static String resolvedExecutable = _resolvedExecutable(); 38 static String resolvedExecutable = _resolvedExecutable();
38 static String packageRoot = _packageRoot(); 39 static String packageRoot = _packageRoot();
39 static String packageConfig = _packageConfig(); 40 static String packageConfig = _packageConfig();
40 41
42 static String _cachedLocaleName;
43 static String get localeName {
44 if (_cachedLocaleName == null) {
45 var result = _localeName();
46 if (result is OSError) {
47 throw result;
48 }
49 _cachedLocaleName = result;
50 }
51 return _cachedLocaleName;
52 }
53
41 // Cache the OS environment. This can be an OSError instance if 54 // Cache the OS environment. This can be an OSError instance if
42 // retrieving the environment failed. 55 // retrieving the environment failed.
43 static var /*OSError|Map<String,String>*/ _environmentCache; 56 static var /*OSError|Map<String,String>*/ _environmentCache;
44 57
45 static int get numberOfProcessors => _numberOfProcessors(); 58 static int get numberOfProcessors => _numberOfProcessors();
46 static String get pathSeparator => _pathSeparator(); 59 static String get pathSeparator => _pathSeparator();
47 static String get operatingSystem => _operatingSystem(); 60 static String get operatingSystem => _operatingSystem();
48 static Uri script; 61 static Uri script;
49 62
50 static String get localHostname { 63 static String get localHostname {
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127 _map.forEach(f); 140 _map.forEach(f);
128 } 141 }
129 142
130 Iterable<String> get keys => _map.keys; 143 Iterable<String> get keys => _map.keys;
131 Iterable<V> get values => _map.values; 144 Iterable<V> get values => _map.values;
132 int get length => _map.length; 145 int get length => _map.length;
133 bool get isEmpty => _map.isEmpty; 146 bool get isEmpty => _map.isEmpty;
134 bool get isNotEmpty => _map.isNotEmpty; 147 bool get isNotEmpty => _map.isNotEmpty;
135 String toString() => _map.toString(); 148 String toString() => _map.toString();
136 } 149 }
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