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| 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | |
| 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. | |
| 4 | |
| 5 // This code was auto-generated, is not intended to be edited, and is subject to | |
| 6 // significant change. Please see the README file for more information. | |
| 7 | |
| 8 library engine.sdk; | |
| 9 | |
| 10 import 'dart:collection'; | |
| 11 | |
| 12 import 'ast.dart'; | |
| 13 import 'engine.dart' show AnalysisContext; | |
| 14 import 'source.dart' show ContentCache, Source, UriKind; | |
| 15 | |
| 16 /** | |
| 17 * A Dart SDK installed in a specified location. | |
| 18 */ | |
| 19 abstract class DartSdk { | |
| 20 /** | |
| 21 * The short name of the dart SDK 'async' library. | |
| 22 */ | |
| 23 static final String DART_ASYNC = "dart:async"; | |
| 24 | |
| 25 /** | |
| 26 * The short name of the dart SDK 'core' library. | |
| 27 */ | |
| 28 static final String DART_CORE = "dart:core"; | |
| 29 | |
| 30 /** | |
| 31 * The short name of the dart SDK 'html' library. | |
| 32 */ | |
| 33 static final String DART_HTML = "dart:html"; | |
| 34 | |
| 35 /** | |
| 36 * The version number that is returned when the real version number could not | |
| 37 * be determined. | |
| 38 */ | |
| 39 static final String DEFAULT_VERSION = "0"; | |
| 40 | |
| 41 /** | |
| 42 * Return the analysis context used for all of the sources in this [DartSdk]. | |
| 43 */ | |
| 44 AnalysisContext get context; | |
| 45 | |
| 46 /** | |
| 47 * Return a list containing all of the libraries defined in this SDK. | |
| 48 */ | |
| 49 List<SdkLibrary> get sdkLibraries; | |
| 50 | |
| 51 /** | |
| 52 * Return the revision number of this SDK, or `"0"` if the revision number | |
| 53 * cannot be discovered. | |
| 54 */ | |
| 55 String get sdkVersion; | |
| 56 | |
| 57 /** | |
| 58 * Return a list containing the library URI's for the libraries defined in | |
| 59 * this SDK. | |
| 60 */ | |
| 61 List<String> get uris; | |
| 62 | |
| 63 /** | |
| 64 * Return a source representing the given 'file:' [uri] if the file is in this | |
| 65 * SDK, or `null` if the file is not in this SDK. | |
| 66 */ | |
| 67 Source fromFileUri(Uri uri); | |
| 68 | |
| 69 /** | |
| 70 * Return the library representing the library with the given 'dart:' [uri], | |
| 71 * or `null` if the given URI does not denote a library in this SDK. | |
| 72 */ | |
| 73 SdkLibrary getSdkLibrary(String uri); | |
| 74 | |
| 75 /** | |
| 76 * Return the source representing the library with the given 'dart:' [uri], or | |
| 77 * `null` if the given URI does not denote a library in this SDK. | |
| 78 */ | |
| 79 Source mapDartUri(String uri); | |
| 80 } | |
| 81 | |
| 82 /** | |
| 83 * A map from Dart library URI's to the [SdkLibraryImpl] representing that | |
| 84 * library. | |
| 85 */ | |
| 86 class LibraryMap { | |
| 87 /** | |
| 88 * A table mapping Dart library URI's to the library. | |
| 89 */ | |
| 90 HashMap<String, SdkLibraryImpl> _libraryMap = | |
| 91 new HashMap<String, SdkLibraryImpl>(); | |
| 92 | |
| 93 /** | |
| 94 * Return a list containing all of the sdk libraries in this mapping. | |
| 95 */ | |
| 96 List<SdkLibrary> get sdkLibraries => new List.from(_libraryMap.values); | |
| 97 | |
| 98 /** | |
| 99 * Return a list containing the library URI's for which a mapping is available
. | |
| 100 */ | |
| 101 List<String> get uris => new List.from(_libraryMap.keys.toSet()); | |
| 102 | |
| 103 /** | |
| 104 * Return the library with the given 'dart:' [uri], or `null` if the URI does | |
| 105 * not map to a library. | |
| 106 */ | |
| 107 SdkLibrary getLibrary(String uri) => _libraryMap[uri]; | |
| 108 | |
| 109 /** | |
| 110 * Set the library with the given 'dart:' [uri] to the given [library]. | |
| 111 */ | |
| 112 void setLibrary(String dartUri, SdkLibraryImpl library) { | |
| 113 _libraryMap[dartUri] = library; | |
| 114 } | |
| 115 | |
| 116 /** | |
| 117 * Return the number of library URI's for which a mapping is available. | |
| 118 */ | |
| 119 int size() => _libraryMap.length; | |
| 120 } | |
| 121 | |
| 122 class SdkLibrariesReader_LibraryBuilder extends RecursiveAstVisitor<Object> { | |
| 123 /** | |
| 124 * The prefix added to the name of a library to form the URI used in code to | |
| 125 * reference the library. | |
| 126 */ | |
| 127 static String _LIBRARY_PREFIX = "dart:"; | |
| 128 | |
| 129 /** | |
| 130 * The name of the optional parameter used to indicate whether the library is | |
| 131 * an implementation library. | |
| 132 */ | |
| 133 static String _IMPLEMENTATION = "implementation"; | |
| 134 | |
| 135 /** | |
| 136 * The name of the optional parameter used to specify the path used when | |
| 137 * compiling for dart2js. | |
| 138 */ | |
| 139 static String _DART2JS_PATH = "dart2jsPath"; | |
| 140 | |
| 141 /** | |
| 142 * The name of the optional parameter used to indicate whether the library is | |
| 143 * documented. | |
| 144 */ | |
| 145 static String _DOCUMENTED = "documented"; | |
| 146 | |
| 147 /** | |
| 148 * The name of the optional parameter used to specify the category of the | |
| 149 * library. | |
| 150 */ | |
| 151 static String _CATEGORY = "category"; | |
| 152 | |
| 153 /** | |
| 154 * The name of the optional parameter used to specify the platforms on which | |
| 155 * the library can be used. | |
| 156 */ | |
| 157 static String _PLATFORMS = "platforms"; | |
| 158 | |
| 159 /** | |
| 160 * The value of the [PLATFORMS] parameter used to specify that the library can | |
| 161 * be used on the VM. | |
| 162 */ | |
| 163 static String _VM_PLATFORM = "VM_PLATFORM"; | |
| 164 | |
| 165 /** | |
| 166 * A flag indicating whether the dart2js path should be used when it is | |
| 167 * available. | |
| 168 */ | |
| 169 final bool _useDart2jsPaths; | |
| 170 | |
| 171 /** | |
| 172 * The library map that is populated by visiting the AST structure parsed from | |
| 173 * the contents of the libraries file. | |
| 174 */ | |
| 175 LibraryMap _librariesMap = new LibraryMap(); | |
| 176 | |
| 177 /** | |
| 178 * Initialize a newly created library builder to use the dart2js path if | |
| 179 * [_useDart2jsPaths] is `true`. | |
| 180 */ | |
| 181 SdkLibrariesReader_LibraryBuilder(this._useDart2jsPaths); | |
| 182 | |
| 183 /** | |
| 184 * Return the library map that was populated by visiting the AST structure | |
| 185 * parsed from the contents of the libraries file. | |
| 186 */ | |
| 187 LibraryMap get librariesMap => _librariesMap; | |
| 188 | |
| 189 @override | |
| 190 Object visitMapLiteralEntry(MapLiteralEntry node) { | |
| 191 String libraryName = null; | |
| 192 Expression key = node.key; | |
| 193 if (key is SimpleStringLiteral) { | |
| 194 libraryName = "$_LIBRARY_PREFIX${key.value}"; | |
| 195 } | |
| 196 Expression value = node.value; | |
| 197 if (value is InstanceCreationExpression) { | |
| 198 SdkLibraryImpl library = new SdkLibraryImpl(libraryName); | |
| 199 List<Expression> arguments = value.argumentList.arguments; | |
| 200 for (Expression argument in arguments) { | |
| 201 if (argument is SimpleStringLiteral) { | |
| 202 library.path = argument.value; | |
| 203 } else if (argument is NamedExpression) { | |
| 204 String name = argument.name.label.name; | |
| 205 Expression expression = argument.expression; | |
| 206 if (name == _CATEGORY) { | |
| 207 library.category = (expression as SimpleStringLiteral).value; | |
| 208 } else if (name == _IMPLEMENTATION) { | |
| 209 library.implementation = (expression as BooleanLiteral).value; | |
| 210 } else if (name == _DOCUMENTED) { | |
| 211 library.documented = (expression as BooleanLiteral).value; | |
| 212 } else if (name == _PLATFORMS) { | |
| 213 if (expression is SimpleIdentifier) { | |
| 214 String identifier = expression.name; | |
| 215 if (identifier == _VM_PLATFORM) { | |
| 216 library.setVmLibrary(); | |
| 217 } else { | |
| 218 library.setDart2JsLibrary(); | |
| 219 } | |
| 220 } | |
| 221 } else if (_useDart2jsPaths && name == _DART2JS_PATH) { | |
| 222 if (expression is SimpleStringLiteral) { | |
| 223 library.path = expression.value; | |
| 224 } | |
| 225 } | |
| 226 } | |
| 227 } | |
| 228 _librariesMap.setLibrary(libraryName, library); | |
| 229 } | |
| 230 return null; | |
| 231 } | |
| 232 } | |
| 233 | |
| 234 /** | |
| 235 * Represents a single library in the SDK | |
| 236 */ | |
| 237 abstract class SdkLibrary { | |
| 238 /** | |
| 239 * Return the name of the category containing the library. | |
| 240 */ | |
| 241 String get category; | |
| 242 | |
| 243 /** | |
| 244 * Return `true` if this library can be compiled to JavaScript by dart2js. | |
| 245 */ | |
| 246 bool get isDart2JsLibrary; | |
| 247 | |
| 248 /** | |
| 249 * Return `true` if the library is documented. | |
| 250 */ | |
| 251 bool get isDocumented; | |
| 252 | |
| 253 /** | |
| 254 * Return `true` if the library is an implementation library. | |
| 255 */ | |
| 256 bool get isImplementation; | |
| 257 | |
| 258 /** | |
| 259 * Return `true` if library is internal can be used only by other SDK librarie
s. | |
| 260 */ | |
| 261 bool get isInternal; | |
| 262 | |
| 263 /** | |
| 264 * Return `true` if this library can be used for both client and server. | |
| 265 */ | |
| 266 bool get isShared; | |
| 267 | |
| 268 /** | |
| 269 * Return `true` if this library can be run on the VM. | |
| 270 */ | |
| 271 bool get isVmLibrary; | |
| 272 | |
| 273 /** | |
| 274 * Return the path to the file defining the library. The path is relative to | |
| 275 * the `lib` directory within the SDK. | |
| 276 */ | |
| 277 String get path; | |
| 278 | |
| 279 /** | |
| 280 * Return the short name of the library. This is the URI of the library, | |
| 281 * including `dart:`. | |
| 282 */ | |
| 283 String get shortName; | |
| 284 } | |
| 285 | |
| 286 /** | |
| 287 * The information known about a single library within the SDK. | |
| 288 */ | |
| 289 class SdkLibraryImpl implements SdkLibrary { | |
| 290 /** | |
| 291 * The bit mask used to access the bit representing the flag indicating | |
| 292 * whether a library is intended to work on the dart2js platform. | |
| 293 */ | |
| 294 static int DART2JS_PLATFORM = 1; | |
| 295 | |
| 296 /** | |
| 297 * The bit mask used to access the bit representing the flag indicating | |
| 298 * whether a library is intended to work on the VM platform. | |
| 299 */ | |
| 300 static int VM_PLATFORM = 2; | |
| 301 | |
| 302 /** | |
| 303 * The short name of the library. This is the name used after 'dart:' in a | |
| 304 * URI. | |
| 305 */ | |
| 306 String _shortName = null; | |
| 307 | |
| 308 /** | |
| 309 * The path to the file defining the library. The path is relative to the | |
| 310 * 'lib' directory within the SDK. | |
| 311 */ | |
| 312 String path = null; | |
| 313 | |
| 314 /** | |
| 315 * The name of the category containing the library. Unless otherwise specified | |
| 316 * in the libraries file all libraries are assumed to be shared between server | |
| 317 * and client. | |
| 318 */ | |
| 319 String category = "Shared"; | |
| 320 | |
| 321 /** | |
| 322 * A flag indicating whether the library is documented. | |
| 323 */ | |
| 324 bool _documented = true; | |
| 325 | |
| 326 /** | |
| 327 * A flag indicating whether the library is an implementation library. | |
| 328 */ | |
| 329 bool _implementation = false; | |
| 330 | |
| 331 /** | |
| 332 * An encoding of which platforms this library is intended to work on. | |
| 333 */ | |
| 334 int _platforms = 0; | |
| 335 | |
| 336 /** | |
| 337 * Initialize a newly created library to represent the library with the given | |
| 338 * [name]. | |
| 339 */ | |
| 340 SdkLibraryImpl(String name) { | |
| 341 this._shortName = name; | |
| 342 } | |
| 343 | |
| 344 /** | |
| 345 * Set whether the library is documented. | |
| 346 */ | |
| 347 void set documented(bool documented) { | |
| 348 this._documented = documented; | |
| 349 } | |
| 350 | |
| 351 /** | |
| 352 * Set whether the library is an implementation library. | |
| 353 */ | |
| 354 void set implementation(bool implementation) { | |
| 355 this._implementation = implementation; | |
| 356 } | |
| 357 | |
| 358 @override | |
| 359 bool get isDart2JsLibrary => (_platforms & DART2JS_PLATFORM) != 0; | |
| 360 | |
| 361 @override | |
| 362 bool get isDocumented => _documented; | |
| 363 | |
| 364 @override | |
| 365 bool get isImplementation => _implementation; | |
| 366 | |
| 367 @override | |
| 368 bool get isInternal => "Internal" == category; | |
| 369 | |
| 370 @override | |
| 371 bool get isShared => category == "Shared"; | |
| 372 | |
| 373 @override | |
| 374 bool get isVmLibrary => (_platforms & VM_PLATFORM) != 0; | |
| 375 | |
| 376 @override | |
| 377 String get shortName => _shortName; | |
| 378 | |
| 379 /** | |
| 380 * Record that this library can be compiled to JavaScript by dart2js. | |
| 381 */ | |
| 382 void setDart2JsLibrary() { | |
| 383 _platforms |= DART2JS_PLATFORM; | |
| 384 } | |
| 385 | |
| 386 /** | |
| 387 * Record that this library can be run on the VM. | |
| 388 */ | |
| 389 void setVmLibrary() { | |
| 390 _platforms |= VM_PLATFORM; | |
| 391 } | |
| 392 } | |
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