New Analysis Engine snapshot.

pkg/analyzer_experimental/lib/src/generated/sdk.dart

Index: pkg/analyzer_experimental/lib/src/generated/sdk.dart
diff --git a/pkg/analyzer_experimental/lib/src/generated/sdk.dart b/pkg/analyzer_experimental/lib/src/generated/sdk.dart
index 758a6940db24ff77f6bc2c3e56cca10b9723a487..9ff871625335238585d3e92a7cfbbce3b9ccc07c 100644
--- a/pkg/analyzer_experimental/lib/src/generated/sdk.dart
+++ b/pkg/analyzer_experimental/lib/src/generated/sdk.dart
@@ -3,18 +3,11 @@
 
 library engine.sdk;
 
-import 'dart:io';
 import 'dart:uri';
 import 'java_core.dart';
-import 'java_io.dart';
 import 'java_engine.dart';
-import 'java_engine_io.dart';
-import 'source_io.dart';
-import 'error.dart';
-import 'scanner.dart';
-import 'parser.dart';
-import 'ast.dart';
-import 'package:analyzer_experimental/src/generated/engine.dart' show AnalysisEngine;
+import 'source.dart' show Source, ContentCache;
+import 'engine.dart' show AnalysisContext;
 
 /**
  * Represents a single library in the SDK
@@ -167,133 +160,6 @@ class SdkLibraryImpl implements SdkLibrary {
   }
 }
 /**
- * Instances of the class {@code SdkLibrariesReader} read and parse the libraries file
- * (dart-sdk/lib/_internal/libraries.dart) for information about the libraries in an SDK. The
- * library information is represented as a Dart file containing a single top-level variable whose
- * value is a const map. The keys of the map are the names of libraries defined in the SDK and the
- * values in the map are info objects defining the library. For example, a subset of a typical SDK
- * might have a libraries file that looks like the following:
- * <pre>
- * final Map&lt;String, LibraryInfo&gt; LIBRARIES = const &lt;LibraryInfo&gt; {
- * // Used by VM applications
- * "builtin" : const LibraryInfo(
- * "builtin/builtin_runtime.dart",
- * category: "Server",
- * platforms: VM_PLATFORM),
- * "compiler" : const LibraryInfo(
- * "compiler/compiler.dart",
- * category: "Tools",
- * platforms: 0),
- * };
- * </pre>
- * @coverage dart.engine.sdk
- */
-class SdkLibrariesReader {
-  /**
-   * Return the library map read from the given source.
-   * @return the library map read from the given source
-   */
-  LibraryMap readFrom(JavaFile librariesFile, String libraryFileContents) {
-    List<bool> foundError = [false];
-    AnalysisErrorListener errorListener = new AnalysisErrorListener_7(foundError);
-    Source source = new FileBasedSource.con2(null, librariesFile, false);
-    StringScanner scanner = new StringScanner(source, libraryFileContents, errorListener);
-    Parser parser = new Parser(source, errorListener);
-    CompilationUnit unit = parser.parseCompilationUnit(scanner.tokenize());
-    SdkLibrariesReader_LibraryBuilder libraryBuilder = new SdkLibrariesReader_LibraryBuilder();
-    if (!foundError[0]) {
-      unit.accept(libraryBuilder);
-    }
-    return libraryBuilder.librariesMap;
-  }
-}
-class SdkLibrariesReader_LibraryBuilder extends RecursiveASTVisitor<Object> {
-  /**
-   * The prefix added to the name of a library to form the URI used in code to reference the
-   * library.
-   */
-  static String _LIBRARY_PREFIX = "dart:";
-  /**
-   * The name of the optional parameter used to indicate whether the library is an implementation
-   * library.
-   */
-  static String _IMPLEMENTATION = "implementation";
-  /**
-   * The name of the optional parameter used to indicate whether the library is documented.
-   */
-  static String _DOCUMENTED = "documented";
-  /**
-   * The name of the optional parameter used to specify the category of the library.
-   */
-  static String _CATEGORY = "category";
-  /**
-   * The name of the optional parameter used to specify the platforms on which the library can be
-   * used.
-   */
-  static String _PLATFORMS = "platforms";
-  /**
-   * The value of the {@link #PLATFORMS platforms} parameter used to specify that the library can
-   * be used on the VM.
-   */
-  static String _VM_PLATFORM = "VM_PLATFORM";
-  /**
-   * The library map that is populated by visiting the AST structure parsed from the contents of
-   * the libraries file.
-   */
-  LibraryMap _librariesMap = new LibraryMap();
-  /**
-   * Return the library map that was populated by visiting the AST structure parsed from the
-   * contents of the libraries file.
-   * @return the library map describing the contents of the SDK
-   */
-  LibraryMap get librariesMap => _librariesMap;
-  Object visitMapLiteralEntry(MapLiteralEntry node) {
-    String libraryName = null;
-    Expression key3 = node.key;
-    if (key3 is SimpleStringLiteral) {
-      libraryName = "${_LIBRARY_PREFIX}${((key3 as SimpleStringLiteral)).value}";
-    }
-    Expression value9 = node.value;
-    if (value9 is InstanceCreationExpression) {
-      SdkLibraryImpl library = new SdkLibraryImpl(libraryName);
-      List<Expression> arguments7 = ((value9 as InstanceCreationExpression)).argumentList.arguments;
-      for (Expression argument in arguments7) {
-        if (argument is SimpleStringLiteral) {
-          library.path = ((argument as SimpleStringLiteral)).value;
-        } else if (argument is NamedExpression) {
-          String name20 = ((argument as NamedExpression)).name.label.name;
-          Expression expression15 = ((argument as NamedExpression)).expression;
-          if (name20 == _CATEGORY) {
-            library.category = ((expression15 as SimpleStringLiteral)).value;
-          } else if (name20 == _IMPLEMENTATION) {
-            library.implementation = ((expression15 as BooleanLiteral)).value;
-          } else if (name20 == _DOCUMENTED) {
-            library.documented = ((expression15 as BooleanLiteral)).value;
-          } else if (name20 == _PLATFORMS) {
-            if (expression15 is SimpleIdentifier) {
-              String identifier = ((expression15 as SimpleIdentifier)).name;
-              if (identifier == _VM_PLATFORM) {
-                library.setVmLibrary();
-              } else {
-                library.setDart2JsLibrary();
-              }
-            }
-          }
-        }
-      }
-      _librariesMap.setLibrary(libraryName, library);
-    }
-    return null;
-  }
-}
-class AnalysisErrorListener_7 implements AnalysisErrorListener {
-  List<bool> foundError;
-  AnalysisErrorListener_7(this.foundError);
-  void onError(AnalysisError error) {
-    foundError[0] = true;
-  }
-}
-/**
  * Instances of the class {@code LibraryMap} map Dart library URI's to the {@link SdkLibraryImpllibrary}.
  * @coverage dart.engine.sdk
  */
@@ -341,7 +207,7 @@ class LibraryMap {
  * Instances of the class {@code DartSdk} represent a Dart SDK installed in a specified location.
  * @coverage dart.engine.sdk
  */
-class DartSdk {
+abstract class DartSdk {
   /**
    * The short name of the dart SDK core library.
    */
@@ -351,322 +217,32 @@ class DartSdk {
    */
   static String DART_HTML = "dart:html";
   /**
-   * The directory containing the SDK.
-   */
-  JavaFile _sdkDirectory;
-  /**
-   * The revision number of this SDK, or {@code "0"} if the revision number cannot be discovered.
-   */
-  String _sdkVersion;
-  /**
-   * The file containing the Dartium executable.
-   */
-  JavaFile _dartiumExecutable;
-  /**
-   * The file containing the VM executable.
-   */
-  JavaFile _vmExecutable;
-  /**
-   * A mapping from Dart library URI's to the library represented by that URI.
-   */
-  LibraryMap _libraryMap;
-  /**
-   * The name of the directory within the SDK directory that contains executables.
-   */
-  static String _BIN_DIRECTORY_NAME = "bin";
-  /**
-   * The name of the directory within the SDK directory that contains Chromium.
-   */
-  static String _CHROMIUM_DIRECTORY_NAME = "chromium";
-  /**
-   * The name of the environment variable whose value is the path to the default Dart SDK directory.
-   */
-  static String _DART_SDK_ENVIRONMENT_VARIABLE_NAME = "DART_SDK";
-  /**
-   * The name of the file containing the Dartium executable on Linux.
-   */
-  static String _DARTIUM_EXECUTABLE_NAME_LINUX = "chromium/chrome";
-  /**
-   * The name of the file containing the Dartium executable on Macintosh.
-   */
-  static String _DARTIUM_EXECUTABLE_NAME_MAC = "Chromium.app/Contents/MacOS/Chromium";
-  /**
-   * The name of the file containing the Dartium executable on Windows.
-   */
-  static String _DARTIUM_EXECUTABLE_NAME_WIN = "chromium/Chrome.exe";
-  /**
-   * The name of the {@link System} property whose value is the path to the default Dart SDK
-   * directory.
-   */
-  static String _DEFAULT_DIRECTORY_PROPERTY_NAME = "com.google.dart.sdk";
-  /**
-   * The version number that is returned when the real version number could not be determined.
-   */
-  static String _DEFAULT_VERSION = "0";
-  /**
-   * The name of the directory within the SDK directory that contains documentation for the
-   * libraries.
-   */
-  static String _DOCS_DIRECTORY_NAME = "docs";
-  /**
-   * The suffix added to the name of a library to derive the name of the file containing the
-   * documentation for that library.
-   */
-  static String _DOC_FILE_SUFFIX = "_api.json";
-  /**
-   * The name of the directory within the SDK directory that contains the libraries file.
-   */
-  static String _INTERNAL_DIR = "_internal";
-  /**
-   * The name of the directory within the SDK directory that contains the libraries.
-   */
-  static String _LIB_DIRECTORY_NAME = "lib";
-  /**
-   * The name of the libraries file.
-   */
-  static String _LIBRARIES_FILE = "libraries.dart";
-  /**
-   * The name of the directory within the SDK directory that contains the packages.
+   * Return the {@link AnalysisContext} used for all of the sources in this {@link DartSdk}.
+   * @return the {@link AnalysisContext} used for all of the sources in this {@link DartSdk}
    */
-  static String _PKG_DIRECTORY_NAME = "pkg";
-  /**
-   * The name of the file within the SDK directory that contains the revision number of the SDK.
-   */
-  static String _REVISION_FILE_NAME = "revision";
-  /**
-   * The name of the file containing the VM executable on the Windows operating system.
-   */
-  static String _VM_EXECUTABLE_NAME_WIN = "dart.exe";
-  /**
-   * The name of the file containing the VM executable on non-Windows operating systems.
-   */
-  static String _VM_EXECUTABLE_NAME = "dart";
-  /**
-   * Return the default Dart SDK, or {@code null} if the directory containing the default SDK cannot
-   * be determined (or does not exist).
-   * @return the default Dart SDK
-   */
-  static DartSdk get defaultSdk {
-    JavaFile sdkDirectory = defaultSdkDirectory;
-    if (sdkDirectory == null) {
-      return null;
-    }
-    return new DartSdk(sdkDirectory);
-  }
-  /**
-   * Return the default directory for the Dart SDK, or {@code null} if the directory cannot be
-   * determined (or does not exist). The default directory is provided by a {@link System} property
-   * named {@code com.google.dart.sdk}, or, if the property is not defined, an environment variable
-   * named {@code DART_SDK}.
-   * @return the default directory for the Dart SDK
-   */
-  static JavaFile get defaultSdkDirectory {
-    String sdkProperty = JavaSystemIO.getProperty(_DEFAULT_DIRECTORY_PROPERTY_NAME);
-    if (sdkProperty == null) {
-      sdkProperty = JavaSystemIO.getenv(_DART_SDK_ENVIRONMENT_VARIABLE_NAME);
-      if (sdkProperty == null) {
-        return null;
-      }
-    }
-    JavaFile sdkDirectory = new JavaFile(sdkProperty);
-    if (!sdkDirectory.exists()) {
-      return null;
-    }
-    return sdkDirectory;
-  }
-  /**
-   * Initialize a newly created SDK to represent the Dart SDK installed in the given directory.
-   * @param sdkDirectory the directory containing the SDK
-   */
-  DartSdk(JavaFile sdkDirectory) {
-    this._sdkDirectory = sdkDirectory.getAbsoluteFile();
-    initializeSdk();
-    initializeLibraryMap();
-  }
-  /**
-   * Return the file containing the Dartium executable, or {@code null} if it does not exist.
-   * @return the file containing the Dartium executable
-   */
-  JavaFile get dartiumExecutable {
-    {
-      if (_dartiumExecutable == null) {
-        JavaFile file = new JavaFile.relative(_sdkDirectory, dartiumBinaryName);
-        if (file.exists()) {
-          _dartiumExecutable = file;
-        }
-      }
-    }
-    return _dartiumExecutable;
-  }
-  /**
-   * Return the directory where dartium can be found in the Dart SDK (the directory that will be the
-   * working directory is Dartium is invoked without changing the default).
-   * @return the directory where dartium can be found
-   */
-  JavaFile get dartiumWorkingDirectory {
-    if (OSUtilities.isWindows() || OSUtilities.isMac()) {
-      return _sdkDirectory;
-    } else {
-      return new JavaFile.relative(_sdkDirectory, _CHROMIUM_DIRECTORY_NAME);
-    }
-  }
-  /**
-   * Return the directory containing the SDK.
-   * @return the directory containing the SDK
-   */
-  JavaFile get directory => _sdkDirectory;
-  /**
-   * Return the directory containing documentation for the SDK.
-   * @return the SDK's documentation directory
-   */
-  JavaFile get docDirectory => new JavaFile.relative(_sdkDirectory, _DOCS_DIRECTORY_NAME);
-  /**
-   * Return the auxiliary documentation file for the given library, or {@code null} if no such file
-   * exists.
-   * @param libraryName the name of the library associated with the documentation file to be
-   * returned
-   * @return the auxiliary documentation file for the library
-   */
-  JavaFile getDocFileFor(String libraryName) {
-    JavaFile dir = docDirectory;
-    if (!dir.exists()) {
-      return null;
-    }
-    JavaFile libDir = new JavaFile.relative(dir, libraryName);
-    JavaFile docFile = new JavaFile.relative(libDir, "${libraryName}${_DOC_FILE_SUFFIX}");
-    if (docFile.exists()) {
-      return docFile;
-    }
-    return null;
-  }
-  /**
-   * Return the directory within the SDK directory that contains the libraries.
-   * @return the directory that contains the libraries
-   */
-  JavaFile get libraryDirectory => new JavaFile.relative(_sdkDirectory, _LIB_DIRECTORY_NAME);
-  /**
-   * Return the directory within the SDK directory that contains the packages.
-   * @return the directory that contains the packages
-   */
-  JavaFile get packageDirectory => new JavaFile.relative(directory, _PKG_DIRECTORY_NAME);
+  AnalysisContext get context;
   /**
    * Return an array containing all of the libraries defined in this SDK.
    * @return the libraries defined in this SDK
    */
-  List<SdkLibrary> get sdkLibraries => _libraryMap.sdkLibraries;
+  List<SdkLibrary> get sdkLibraries;
   /**
    * Return the revision number of this SDK, or {@code "0"} if the revision number cannot be
    * discovered.
    * @return the revision number of this SDK
    */
-  String get sdkVersion {
-    {
-      if (_sdkVersion == null) {
-        _sdkVersion = _DEFAULT_VERSION;
-        JavaFile revisionFile = new JavaFile.relative(_sdkDirectory, _REVISION_FILE_NAME);
-        try {
-          String revision = revisionFile.readAsStringSync();
-          if (revision != null) {
-            _sdkVersion = revision;
-          }
-        } on IOException catch (exception) {
-        }
-      }
-    }
-    return _sdkVersion;
-  }
+  String get sdkVersion;
   /**
    * Return an array containing the library URI's for the libraries defined in this SDK.
    * @return the library URI's for the libraries defined in this SDK
    */
-  List<String> get uris => _libraryMap.uris;
-  /**
-   * Return the file containing the VM executable, or {@code null} if it does not exist.
-   * @return the file containing the VM executable
-   */
-  JavaFile get vmExecutable {
-    {
-      if (_vmExecutable == null) {
-        JavaFile file = new JavaFile.relative(new JavaFile.relative(_sdkDirectory, _BIN_DIRECTORY_NAME), binaryName);
-        if (file.exists()) {
-          _vmExecutable = file;
-        }
-      }
-    }
-    return _vmExecutable;
-  }
+  List<String> get uris;
   /**
-   * Return {@code true} if this SDK includes documentation.
-   * @return {@code true} if this installation of the SDK has documentation
-   */
-  bool hasDocumentation() => docDirectory.exists();
-  /**
-   * Return {@code true} if the Dartium binary is available.
-   * @return {@code true} if the Dartium binary is available
-   */
-  bool isDartiumInstalled() => dartiumExecutable != null;
-  /**
-   * Return the file representing the library with the given {@code dart:} URI, or {@code null} if
+   * Return the source representing the library with the given {@code dart:} URI, or {@code null} if
    * the given URI does not denote a library in this SDK.
+   * @param contentCache the content cache used to access the contents of the mapped source
    * @param dartUri the URI of the library to be returned
-   * @return the file representing the specified library
-   */
-  JavaFile mapDartUri(String dartUri) {
-    SdkLibrary library = _libraryMap.getLibrary(dartUri);
-    if (library == null) {
-      return null;
-    }
-    return new JavaFile.relative(libraryDirectory, library.path);
-  }
-  /**
-   * Ensure that the dart VM is executable. If it is not, make it executable and log that it was
-   * necessary for us to do so.
+   * @return the source representing the specified library
    */
-  void ensureVmIsExecutable() {
-  }
-  /**
-   * Return the name of the file containing the VM executable.
-   * @return the name of the file containing the VM executable
-   */
-  String get binaryName {
-    if (OSUtilities.isWindows()) {
-      return _VM_EXECUTABLE_NAME_WIN;
-    } else {
-      return _VM_EXECUTABLE_NAME;
-    }
-  }
-  /**
-   * Return the name of the file containing the Dartium executable.
-   * @return the name of the file containing the Dartium executable
-   */
-  String get dartiumBinaryName {
-    if (OSUtilities.isWindows()) {
-      return _DARTIUM_EXECUTABLE_NAME_WIN;
-    } else if (OSUtilities.isMac()) {
-      return _DARTIUM_EXECUTABLE_NAME_MAC;
-    } else {
-      return _DARTIUM_EXECUTABLE_NAME_LINUX;
-    }
-  }
-  /**
-   * Read all of the configuration files to initialize the library maps.
-   */
-  void initializeLibraryMap() {
-    try {
-      JavaFile librariesFile = new JavaFile.relative(new JavaFile.relative(libraryDirectory, _INTERNAL_DIR), _LIBRARIES_FILE);
-      String contents = librariesFile.readAsStringSync();
-      _libraryMap = new SdkLibrariesReader().readFrom(librariesFile, contents);
-    } catch (exception) {
-      AnalysisEngine.instance.logger.logError3(exception);
-      _libraryMap = new LibraryMap();
-    }
-  }
-  /**
-   * Initialize the state of the SDK.
-   */
-  void initializeSdk() {
-    if (!OSUtilities.isWindows()) {
-      ensureVmIsExecutable();
-    }
-  }
+  Source mapDartUri(ContentCache contentCache, String dartUri);
 }