Generate common types into a separate library

pkg/analyzer_plugin/lib/protocol/protocol_common.dart

Index: pkg/analyzer_plugin/lib/protocol/protocol_common.dart
diff --git a/pkg/analyzer_plugin/lib/protocol/protocol_common.dart b/pkg/analyzer_plugin/lib/protocol/protocol_common.dart
new file mode 100644
index 0000000000000000000000000000000000000000..881f7bd3e56521fdff6e55911ec428cb6f4c1030
--- /dev/null
+++ b/pkg/analyzer_plugin/lib/protocol/protocol_common.dart
@@ -0,0 +1,5444 @@
+// Copyright (c) 2017, 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.
+//
+// This file has been automatically generated.  Please do not edit it manually.
+// To regenerate the file, use the script
+// "pkg/analysis_server/tool/spec/generate_files".
+
+import 'dart:convert' hide JsonDecoder;
+
+import 'package:analyzer/src/generated/utilities_general.dart';
+import 'package:analyzer_plugin/protocol/protocol.dart';
+import 'package:analyzer_plugin/src/protocol/protocol_internal.dart';
+
+/**
+ * AddContentOverlay
+ *
+ * {
+ *   "type": "add"
+ *   "content": String
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class AddContentOverlay implements HasToJson {
+  String _content;
+
+  /**
+   * The new content of the file.
+   */
+  String get content => _content;
+
+  /**
+   * The new content of the file.
+   */
+  void set content(String value) {
+    assert(value != null);
+    this._content = value;
+  }
+
+  AddContentOverlay(String content) {
+    this.content = content;
+  }
+
+  factory AddContentOverlay.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      if (json["type"] != "add") {
+        throw jsonDecoder.mismatch(jsonPath, "equal " + "add", json);
+      }
+      String content;
+      if (json.containsKey("content")) {
+        content =
+            jsonDecoder.decodeString(jsonPath + ".content", json["content"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "content");
+      }
+      return new AddContentOverlay(content);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "AddContentOverlay", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["type"] = "add";
+    result["content"] = content;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is AddContentOverlay) {
+      return content == other.content;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, 704418402);
+    hash = JenkinsSmiHash.combine(hash, content.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * AnalysisError
+ *
+ * {
+ *   "severity": AnalysisErrorSeverity
+ *   "type": AnalysisErrorType
+ *   "location": Location
+ *   "message": String
+ *   "correction": optional String
+ *   "code": String
+ *   "hasFix": optional bool
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class AnalysisError implements HasToJson {
+  AnalysisErrorSeverity _severity;
+
+  AnalysisErrorType _type;
+
+  Location _location;
+
+  String _message;
+
+  String _correction;
+
+  String _code;
+
+  bool _hasFix;
+
+  /**
+   * The severity of the error.
+   */
+  AnalysisErrorSeverity get severity => _severity;
+
+  /**
+   * The severity of the error.
+   */
+  void set severity(AnalysisErrorSeverity value) {
+    assert(value != null);
+    this._severity = value;
+  }
+
+  /**
+   * The type of the error.
+   */
+  AnalysisErrorType get type => _type;
+
+  /**
+   * The type of the error.
+   */
+  void set type(AnalysisErrorType value) {
+    assert(value != null);
+    this._type = value;
+  }
+
+  /**
+   * The location associated with the error.
+   */
+  Location get location => _location;
+
+  /**
+   * The location associated with the error.
+   */
+  void set location(Location value) {
+    assert(value != null);
+    this._location = value;
+  }
+
+  /**
+   * The message to be displayed for this error. The message should indicate
+   * what is wrong with the code and why it is wrong.
+   */
+  String get message => _message;
+
+  /**
+   * The message to be displayed for this error. The message should indicate
+   * what is wrong with the code and why it is wrong.
+   */
+  void set message(String value) {
+    assert(value != null);
+    this._message = value;
+  }
+
+  /**
+   * The correction message to be displayed for this error. The correction
+   * message should indicate how the user can fix the error. The field is
+   * omitted if there is no correction message associated with the error code.
+   */
+  String get correction => _correction;
+
+  /**
+   * The correction message to be displayed for this error. The correction
+   * message should indicate how the user can fix the error. The field is
+   * omitted if there is no correction message associated with the error code.
+   */
+  void set correction(String value) {
+    this._correction = value;
+  }
+
+  /**
+   * The name, as a string, of the error code associated with this error.
+   */
+  String get code => _code;
+
+  /**
+   * The name, as a string, of the error code associated with this error.
+   */
+  void set code(String value) {
+    assert(value != null);
+    this._code = value;
+  }
+
+  /**
+   * A hint to indicate to interested clients that this error has an associated
+   * fix (or fixes). The absence of this field implies there are not known to
+   * be fixes. Note that since the operation to calculate whether fixes apply
+   * needs to be performant it is possible that complicated tests will be
+   * skipped and a false negative returned. For this reason, this attribute
+   * should be treated as a "hint". Despite the possibility of false negatives,
+   * no false positives should be returned. If a client sees this flag set they
+   * can proceed with the confidence that there are in fact associated fixes.
+   */
+  bool get hasFix => _hasFix;
+
+  /**
+   * A hint to indicate to interested clients that this error has an associated
+   * fix (or fixes). The absence of this field implies there are not known to
+   * be fixes. Note that since the operation to calculate whether fixes apply
+   * needs to be performant it is possible that complicated tests will be
+   * skipped and a false negative returned. For this reason, this attribute
+   * should be treated as a "hint". Despite the possibility of false negatives,
+   * no false positives should be returned. If a client sees this flag set they
+   * can proceed with the confidence that there are in fact associated fixes.
+   */
+  void set hasFix(bool value) {
+    this._hasFix = value;
+  }
+
+  AnalysisError(AnalysisErrorSeverity severity, AnalysisErrorType type,
+      Location location, String message, String code,
+      {String correction, bool hasFix}) {
+    this.severity = severity;
+    this.type = type;
+    this.location = location;
+    this.message = message;
+    this.correction = correction;
+    this.code = code;
+    this.hasFix = hasFix;
+  }
+
+  factory AnalysisError.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      AnalysisErrorSeverity severity;
+      if (json.containsKey("severity")) {
+        severity = new AnalysisErrorSeverity.fromJson(
+            jsonDecoder, jsonPath + ".severity", json["severity"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "severity");
+      }
+      AnalysisErrorType type;
+      if (json.containsKey("type")) {
+        type = new AnalysisErrorType.fromJson(
+            jsonDecoder, jsonPath + ".type", json["type"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "type");
+      }
+      Location location;
+      if (json.containsKey("location")) {
+        location = new Location.fromJson(
+            jsonDecoder, jsonPath + ".location", json["location"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "location");
+      }
+      String message;
+      if (json.containsKey("message")) {
+        message =
+            jsonDecoder.decodeString(jsonPath + ".message", json["message"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "message");
+      }
+      String correction;
+      if (json.containsKey("correction")) {
+        correction = jsonDecoder.decodeString(
+            jsonPath + ".correction", json["correction"]);
+      }
+      String code;
+      if (json.containsKey("code")) {
+        code = jsonDecoder.decodeString(jsonPath + ".code", json["code"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "code");
+      }
+      bool hasFix;
+      if (json.containsKey("hasFix")) {
+        hasFix = jsonDecoder.decodeBool(jsonPath + ".hasFix", json["hasFix"]);
+      }
+      return new AnalysisError(severity, type, location, message, code,
+          correction: correction, hasFix: hasFix);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "AnalysisError", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["severity"] = severity.toJson();
+    result["type"] = type.toJson();
+    result["location"] = location.toJson();
+    result["message"] = message;
+    if (correction != null) {
+      result["correction"] = correction;
+    }
+    result["code"] = code;
+    if (hasFix != null) {
+      result["hasFix"] = hasFix;
+    }
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is AnalysisError) {
+      return severity == other.severity &&
+          type == other.type &&
+          location == other.location &&
+          message == other.message &&
+          correction == other.correction &&
+          code == other.code &&
+          hasFix == other.hasFix;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, severity.hashCode);
+    hash = JenkinsSmiHash.combine(hash, type.hashCode);
+    hash = JenkinsSmiHash.combine(hash, location.hashCode);
+    hash = JenkinsSmiHash.combine(hash, message.hashCode);
+    hash = JenkinsSmiHash.combine(hash, correction.hashCode);
+    hash = JenkinsSmiHash.combine(hash, code.hashCode);
+    hash = JenkinsSmiHash.combine(hash, hasFix.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * AnalysisErrorSeverity
+ *
+ * enum {
+ *   INFO
+ *   WARNING
+ *   ERROR
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class AnalysisErrorSeverity implements Enum {
+  static const AnalysisErrorSeverity INFO =
+      const AnalysisErrorSeverity._("INFO");
+
+  static const AnalysisErrorSeverity WARNING =
+      const AnalysisErrorSeverity._("WARNING");
+
+  static const AnalysisErrorSeverity ERROR =
+      const AnalysisErrorSeverity._("ERROR");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<AnalysisErrorSeverity> VALUES =
+      const <AnalysisErrorSeverity>[INFO, WARNING, ERROR];
+
+  @override
+  final String name;
+
+  const AnalysisErrorSeverity._(this.name);
+
+  factory AnalysisErrorSeverity(String name) {
+    switch (name) {
+      case "INFO":
+        return INFO;
+      case "WARNING":
+        return WARNING;
+      case "ERROR":
+        return ERROR;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory AnalysisErrorSeverity.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new AnalysisErrorSeverity(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "AnalysisErrorSeverity", json);
+  }
+
+  @override
+  String toString() => "AnalysisErrorSeverity.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * AnalysisErrorType
+ *
+ * enum {
+ *   CHECKED_MODE_COMPILE_TIME_ERROR
+ *   COMPILE_TIME_ERROR
+ *   HINT
+ *   LINT
+ *   STATIC_TYPE_WARNING
+ *   STATIC_WARNING
+ *   SYNTACTIC_ERROR
+ *   TODO
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class AnalysisErrorType implements Enum {
+  static const AnalysisErrorType CHECKED_MODE_COMPILE_TIME_ERROR =
+      const AnalysisErrorType._("CHECKED_MODE_COMPILE_TIME_ERROR");
+
+  static const AnalysisErrorType COMPILE_TIME_ERROR =
+      const AnalysisErrorType._("COMPILE_TIME_ERROR");
+
+  static const AnalysisErrorType HINT = const AnalysisErrorType._("HINT");
+
+  static const AnalysisErrorType LINT = const AnalysisErrorType._("LINT");
+
+  static const AnalysisErrorType STATIC_TYPE_WARNING =
+      const AnalysisErrorType._("STATIC_TYPE_WARNING");
+
+  static const AnalysisErrorType STATIC_WARNING =
+      const AnalysisErrorType._("STATIC_WARNING");
+
+  static const AnalysisErrorType SYNTACTIC_ERROR =
+      const AnalysisErrorType._("SYNTACTIC_ERROR");
+
+  static const AnalysisErrorType TODO = const AnalysisErrorType._("TODO");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<AnalysisErrorType> VALUES = const <AnalysisErrorType>[
+    CHECKED_MODE_COMPILE_TIME_ERROR,
+    COMPILE_TIME_ERROR,
+    HINT,
+    LINT,
+    STATIC_TYPE_WARNING,
+    STATIC_WARNING,
+    SYNTACTIC_ERROR,
+    TODO
+  ];
+
+  @override
+  final String name;
+
+  const AnalysisErrorType._(this.name);
+
+  factory AnalysisErrorType(String name) {
+    switch (name) {
+      case "CHECKED_MODE_COMPILE_TIME_ERROR":
+        return CHECKED_MODE_COMPILE_TIME_ERROR;
+      case "COMPILE_TIME_ERROR":
+        return COMPILE_TIME_ERROR;
+      case "HINT":
+        return HINT;
+      case "LINT":
+        return LINT;
+      case "STATIC_TYPE_WARNING":
+        return STATIC_TYPE_WARNING;
+      case "STATIC_WARNING":
+        return STATIC_WARNING;
+      case "SYNTACTIC_ERROR":
+        return SYNTACTIC_ERROR;
+      case "TODO":
+        return TODO;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory AnalysisErrorType.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new AnalysisErrorType(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "AnalysisErrorType", json);
+  }
+
+  @override
+  String toString() => "AnalysisErrorType.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * ChangeContentOverlay
+ *
+ * {
+ *   "type": "change"
+ *   "edits": List<SourceEdit>
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class ChangeContentOverlay implements HasToJson {
+  List<SourceEdit> _edits;
+
+  /**
+   * The edits to be applied to the file.
+   */
+  List<SourceEdit> get edits => _edits;
+
+  /**
+   * The edits to be applied to the file.
+   */
+  void set edits(List<SourceEdit> value) {
+    assert(value != null);
+    this._edits = value;
+  }
+
+  ChangeContentOverlay(List<SourceEdit> edits) {
+    this.edits = edits;
+  }
+
+  factory ChangeContentOverlay.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      if (json["type"] != "change") {
+        throw jsonDecoder.mismatch(jsonPath, "equal " + "change", json);
+      }
+      List<SourceEdit> edits;
+      if (json.containsKey("edits")) {
+        edits = jsonDecoder.decodeList(
+            jsonPath + ".edits",
+            json["edits"],
+            (String jsonPath, Object json) =>
+                new SourceEdit.fromJson(jsonDecoder, jsonPath, json));
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "edits");
+      }
+      return new ChangeContentOverlay(edits);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "ChangeContentOverlay", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["type"] = "change";
+    result["edits"] = edits.map((SourceEdit value) => value.toJson()).toList();
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is ChangeContentOverlay) {
+      return listEqual(
+          edits, other.edits, (SourceEdit a, SourceEdit b) => a == b);
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, 873118866);
+    hash = JenkinsSmiHash.combine(hash, edits.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * CompletionSuggestion
+ *
+ * {
+ *   "kind": CompletionSuggestionKind
+ *   "relevance": int
+ *   "completion": String
+ *   "selectionOffset": int
+ *   "selectionLength": int
+ *   "isDeprecated": bool
+ *   "isPotential": bool
+ *   "docSummary": optional String
+ *   "docComplete": optional String
+ *   "declaringType": optional String
+ *   "defaultArgumentListString": optional String
+ *   "defaultArgumentListTextRanges": optional List<int>
+ *   "element": optional Element
+ *   "returnType": optional String
+ *   "parameterNames": optional List<String>
+ *   "parameterTypes": optional List<String>
+ *   "requiredParameterCount": optional int
+ *   "hasNamedParameters": optional bool
+ *   "parameterName": optional String
+ *   "parameterType": optional String
+ *   "importUri": optional String
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class CompletionSuggestion implements HasToJson {
+  CompletionSuggestionKind _kind;
+
+  int _relevance;
+
+  String _completion;
+
+  int _selectionOffset;
+
+  int _selectionLength;
+
+  bool _isDeprecated;
+
+  bool _isPotential;
+
+  String _docSummary;
+
+  String _docComplete;
+
+  String _declaringType;
+
+  String _defaultArgumentListString;
+
+  List<int> _defaultArgumentListTextRanges;
+
+  Element _element;
+
+  String _returnType;
+
+  List<String> _parameterNames;
+
+  List<String> _parameterTypes;
+
+  int _requiredParameterCount;
+
+  bool _hasNamedParameters;
+
+  String _parameterName;
+
+  String _parameterType;
+
+  String _importUri;
+
+  /**
+   * The kind of element being suggested.
+   */
+  CompletionSuggestionKind get kind => _kind;
+
+  /**
+   * The kind of element being suggested.
+   */
+  void set kind(CompletionSuggestionKind value) {
+    assert(value != null);
+    this._kind = value;
+  }
+
+  /**
+   * The relevance of this completion suggestion where a higher number
+   * indicates a higher relevance.
+   */
+  int get relevance => _relevance;
+
+  /**
+   * The relevance of this completion suggestion where a higher number
+   * indicates a higher relevance.
+   */
+  void set relevance(int value) {
+    assert(value != null);
+    this._relevance = value;
+  }
+
+  /**
+   * The identifier to be inserted if the suggestion is selected. If the
+   * suggestion is for a method or function, the client might want to
+   * additionally insert a template for the parameters. The information
+   * required in order to do so is contained in other fields.
+   */
+  String get completion => _completion;
+
+  /**
+   * The identifier to be inserted if the suggestion is selected. If the
+   * suggestion is for a method or function, the client might want to
+   * additionally insert a template for the parameters. The information
+   * required in order to do so is contained in other fields.
+   */
+  void set completion(String value) {
+    assert(value != null);
+    this._completion = value;
+  }
+
+  /**
+   * The offset, relative to the beginning of the completion, of where the
+   * selection should be placed after insertion.
+   */
+  int get selectionOffset => _selectionOffset;
+
+  /**
+   * The offset, relative to the beginning of the completion, of where the
+   * selection should be placed after insertion.
+   */
+  void set selectionOffset(int value) {
+    assert(value != null);
+    this._selectionOffset = value;
+  }
+
+  /**
+   * The number of characters that should be selected after insertion.
+   */
+  int get selectionLength => _selectionLength;
+
+  /**
+   * The number of characters that should be selected after insertion.
+   */
+  void set selectionLength(int value) {
+    assert(value != null);
+    this._selectionLength = value;
+  }
+
+  /**
+   * True if the suggested element is deprecated.
+   */
+  bool get isDeprecated => _isDeprecated;
+
+  /**
+   * True if the suggested element is deprecated.
+   */
+  void set isDeprecated(bool value) {
+    assert(value != null);
+    this._isDeprecated = value;
+  }
+
+  /**
+   * True if the element is not known to be valid for the target. This happens
+   * if the type of the target is dynamic.
+   */
+  bool get isPotential => _isPotential;
+
+  /**
+   * True if the element is not known to be valid for the target. This happens
+   * if the type of the target is dynamic.
+   */
+  void set isPotential(bool value) {
+    assert(value != null);
+    this._isPotential = value;
+  }
+
+  /**
+   * An abbreviated version of the Dartdoc associated with the element being
+   * suggested, This field is omitted if there is no Dartdoc associated with
+   * the element.
+   */
+  String get docSummary => _docSummary;
+
+  /**
+   * An abbreviated version of the Dartdoc associated with the element being
+   * suggested, This field is omitted if there is no Dartdoc associated with
+   * the element.
+   */
+  void set docSummary(String value) {
+    this._docSummary = value;
+  }
+
+  /**
+   * The Dartdoc associated with the element being suggested. This field is
+   * omitted if there is no Dartdoc associated with the element.
+   */
+  String get docComplete => _docComplete;
+
+  /**
+   * The Dartdoc associated with the element being suggested. This field is
+   * omitted if there is no Dartdoc associated with the element.
+   */
+  void set docComplete(String value) {
+    this._docComplete = value;
+  }
+
+  /**
+   * The class that declares the element being suggested. This field is omitted
+   * if the suggested element is not a member of a class.
+   */
+  String get declaringType => _declaringType;
+
+  /**
+   * The class that declares the element being suggested. This field is omitted
+   * if the suggested element is not a member of a class.
+   */
+  void set declaringType(String value) {
+    this._declaringType = value;
+  }
+
+  /**
+   * A default String for use in generating argument list source contents on
+   * the client side.
+   */
+  String get defaultArgumentListString => _defaultArgumentListString;
+
+  /**
+   * A default String for use in generating argument list source contents on
+   * the client side.
+   */
+  void set defaultArgumentListString(String value) {
+    this._defaultArgumentListString = value;
+  }
+
+  /**
+   * Pairs of offsets and lengths describing 'defaultArgumentListString' text
+   * ranges suitable for use by clients to set up linked edits of default
+   * argument source contents. For example, given an argument list string 'x,
+   * y', the corresponding text range [0, 1, 3, 1], indicates two text ranges
+   * of length 1, starting at offsets 0 and 3. Clients can use these ranges to
+   * treat the 'x' and 'y' values specially for linked edits.
+   */
+  List<int> get defaultArgumentListTextRanges => _defaultArgumentListTextRanges;
+
+  /**
+   * Pairs of offsets and lengths describing 'defaultArgumentListString' text
+   * ranges suitable for use by clients to set up linked edits of default
+   * argument source contents. For example, given an argument list string 'x,
+   * y', the corresponding text range [0, 1, 3, 1], indicates two text ranges
+   * of length 1, starting at offsets 0 and 3. Clients can use these ranges to
+   * treat the 'x' and 'y' values specially for linked edits.
+   */
+  void set defaultArgumentListTextRanges(List<int> value) {
+    this._defaultArgumentListTextRanges = value;
+  }
+
+  /**
+   * Information about the element reference being suggested.
+   */
+  Element get element => _element;
+
+  /**
+   * Information about the element reference being suggested.
+   */
+  void set element(Element value) {
+    this._element = value;
+  }
+
+  /**
+   * The return type of the getter, function or method or the type of the field
+   * being suggested. This field is omitted if the suggested element is not a
+   * getter, function or method.
+   */
+  String get returnType => _returnType;
+
+  /**
+   * The return type of the getter, function or method or the type of the field
+   * being suggested. This field is omitted if the suggested element is not a
+   * getter, function or method.
+   */
+  void set returnType(String value) {
+    this._returnType = value;
+  }
+
+  /**
+   * The names of the parameters of the function or method being suggested.
+   * This field is omitted if the suggested element is not a setter, function
+   * or method.
+   */
+  List<String> get parameterNames => _parameterNames;
+
+  /**
+   * The names of the parameters of the function or method being suggested.
+   * This field is omitted if the suggested element is not a setter, function
+   * or method.
+   */
+  void set parameterNames(List<String> value) {
+    this._parameterNames = value;
+  }
+
+  /**
+   * The types of the parameters of the function or method being suggested.
+   * This field is omitted if the parameterNames field is omitted.
+   */
+  List<String> get parameterTypes => _parameterTypes;
+
+  /**
+   * The types of the parameters of the function or method being suggested.
+   * This field is omitted if the parameterNames field is omitted.
+   */
+  void set parameterTypes(List<String> value) {
+    this._parameterTypes = value;
+  }
+
+  /**
+   * The number of required parameters for the function or method being
+   * suggested. This field is omitted if the parameterNames field is omitted.
+   */
+  int get requiredParameterCount => _requiredParameterCount;
+
+  /**
+   * The number of required parameters for the function or method being
+   * suggested. This field is omitted if the parameterNames field is omitted.
+   */
+  void set requiredParameterCount(int value) {
+    this._requiredParameterCount = value;
+  }
+
+  /**
+   * True if the function or method being suggested has at least one named
+   * parameter. This field is omitted if the parameterNames field is omitted.
+   */
+  bool get hasNamedParameters => _hasNamedParameters;
+
+  /**
+   * True if the function or method being suggested has at least one named
+   * parameter. This field is omitted if the parameterNames field is omitted.
+   */
+  void set hasNamedParameters(bool value) {
+    this._hasNamedParameters = value;
+  }
+
+  /**
+   * The name of the optional parameter being suggested. This field is omitted
+   * if the suggestion is not the addition of an optional argument within an
+   * argument list.
+   */
+  String get parameterName => _parameterName;
+
+  /**
+   * The name of the optional parameter being suggested. This field is omitted
+   * if the suggestion is not the addition of an optional argument within an
+   * argument list.
+   */
+  void set parameterName(String value) {
+    this._parameterName = value;
+  }
+
+  /**
+   * The type of the options parameter being suggested. This field is omitted
+   * if the parameterName field is omitted.
+   */
+  String get parameterType => _parameterType;
+
+  /**
+   * The type of the options parameter being suggested. This field is omitted
+   * if the parameterName field is omitted.
+   */
+  void set parameterType(String value) {
+    this._parameterType = value;
+  }
+
+  /**
+   * The import to be added if the suggestion is out of scope and needs an
+   * import to be added to be in scope.
+   */
+  String get importUri => _importUri;
+
+  /**
+   * The import to be added if the suggestion is out of scope and needs an
+   * import to be added to be in scope.
+   */
+  void set importUri(String value) {
+    this._importUri = value;
+  }
+
+  CompletionSuggestion(
+      CompletionSuggestionKind kind,
+      int relevance,
+      String completion,
+      int selectionOffset,
+      int selectionLength,
+      bool isDeprecated,
+      bool isPotential,
+      {String docSummary,
+      String docComplete,
+      String declaringType,
+      String defaultArgumentListString,
+      List<int> defaultArgumentListTextRanges,
+      Element element,
+      String returnType,
+      List<String> parameterNames,
+      List<String> parameterTypes,
+      int requiredParameterCount,
+      bool hasNamedParameters,
+      String parameterName,
+      String parameterType,
+      String importUri}) {
+    this.kind = kind;
+    this.relevance = relevance;
+    this.completion = completion;
+    this.selectionOffset = selectionOffset;
+    this.selectionLength = selectionLength;
+    this.isDeprecated = isDeprecated;
+    this.isPotential = isPotential;
+    this.docSummary = docSummary;
+    this.docComplete = docComplete;
+    this.declaringType = declaringType;
+    this.defaultArgumentListString = defaultArgumentListString;
+    this.defaultArgumentListTextRanges = defaultArgumentListTextRanges;
+    this.element = element;
+    this.returnType = returnType;
+    this.parameterNames = parameterNames;
+    this.parameterTypes = parameterTypes;
+    this.requiredParameterCount = requiredParameterCount;
+    this.hasNamedParameters = hasNamedParameters;
+    this.parameterName = parameterName;
+    this.parameterType = parameterType;
+    this.importUri = importUri;
+  }
+
+  factory CompletionSuggestion.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      CompletionSuggestionKind kind;
+      if (json.containsKey("kind")) {
+        kind = new CompletionSuggestionKind.fromJson(
+            jsonDecoder, jsonPath + ".kind", json["kind"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "kind");
+      }
+      int relevance;
+      if (json.containsKey("relevance")) {
+        relevance =
+            jsonDecoder.decodeInt(jsonPath + ".relevance", json["relevance"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "relevance");
+      }
+      String completion;
+      if (json.containsKey("completion")) {
+        completion = jsonDecoder.decodeString(
+            jsonPath + ".completion", json["completion"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "completion");
+      }
+      int selectionOffset;
+      if (json.containsKey("selectionOffset")) {
+        selectionOffset = jsonDecoder.decodeInt(
+            jsonPath + ".selectionOffset", json["selectionOffset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "selectionOffset");
+      }
+      int selectionLength;
+      if (json.containsKey("selectionLength")) {
+        selectionLength = jsonDecoder.decodeInt(
+            jsonPath + ".selectionLength", json["selectionLength"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "selectionLength");
+      }
+      bool isDeprecated;
+      if (json.containsKey("isDeprecated")) {
+        isDeprecated = jsonDecoder.decodeBool(
+            jsonPath + ".isDeprecated", json["isDeprecated"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "isDeprecated");
+      }
+      bool isPotential;
+      if (json.containsKey("isPotential")) {
+        isPotential = jsonDecoder.decodeBool(
+            jsonPath + ".isPotential", json["isPotential"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "isPotential");
+      }
+      String docSummary;
+      if (json.containsKey("docSummary")) {
+        docSummary = jsonDecoder.decodeString(
+            jsonPath + ".docSummary", json["docSummary"]);
+      }
+      String docComplete;
+      if (json.containsKey("docComplete")) {
+        docComplete = jsonDecoder.decodeString(
+            jsonPath + ".docComplete", json["docComplete"]);
+      }
+      String declaringType;
+      if (json.containsKey("declaringType")) {
+        declaringType = jsonDecoder.decodeString(
+            jsonPath + ".declaringType", json["declaringType"]);
+      }
+      String defaultArgumentListString;
+      if (json.containsKey("defaultArgumentListString")) {
+        defaultArgumentListString = jsonDecoder.decodeString(
+            jsonPath + ".defaultArgumentListString",
+            json["defaultArgumentListString"]);
+      }
+      List<int> defaultArgumentListTextRanges;
+      if (json.containsKey("defaultArgumentListTextRanges")) {
+        defaultArgumentListTextRanges = jsonDecoder.decodeList(
+            jsonPath + ".defaultArgumentListTextRanges",
+            json["defaultArgumentListTextRanges"],
+            jsonDecoder.decodeInt);
+      }
+      Element element;
+      if (json.containsKey("element")) {
+        element = new Element.fromJson(
+            jsonDecoder, jsonPath + ".element", json["element"]);
+      }
+      String returnType;
+      if (json.containsKey("returnType")) {
+        returnType = jsonDecoder.decodeString(
+            jsonPath + ".returnType", json["returnType"]);
+      }
+      List<String> parameterNames;
+      if (json.containsKey("parameterNames")) {
+        parameterNames = jsonDecoder.decodeList(jsonPath + ".parameterNames",
+            json["parameterNames"], jsonDecoder.decodeString);
+      }
+      List<String> parameterTypes;
+      if (json.containsKey("parameterTypes")) {
+        parameterTypes = jsonDecoder.decodeList(jsonPath + ".parameterTypes",
+            json["parameterTypes"], jsonDecoder.decodeString);
+      }
+      int requiredParameterCount;
+      if (json.containsKey("requiredParameterCount")) {
+        requiredParameterCount = jsonDecoder.decodeInt(
+            jsonPath + ".requiredParameterCount",
+            json["requiredParameterCount"]);
+      }
+      bool hasNamedParameters;
+      if (json.containsKey("hasNamedParameters")) {
+        hasNamedParameters = jsonDecoder.decodeBool(
+            jsonPath + ".hasNamedParameters", json["hasNamedParameters"]);
+      }
+      String parameterName;
+      if (json.containsKey("parameterName")) {
+        parameterName = jsonDecoder.decodeString(
+            jsonPath + ".parameterName", json["parameterName"]);
+      }
+      String parameterType;
+      if (json.containsKey("parameterType")) {
+        parameterType = jsonDecoder.decodeString(
+            jsonPath + ".parameterType", json["parameterType"]);
+      }
+      String importUri;
+      if (json.containsKey("importUri")) {
+        importUri = jsonDecoder.decodeString(
+            jsonPath + ".importUri", json["importUri"]);
+      }
+      return new CompletionSuggestion(kind, relevance, completion,
+          selectionOffset, selectionLength, isDeprecated, isPotential,
+          docSummary: docSummary,
+          docComplete: docComplete,
+          declaringType: declaringType,
+          defaultArgumentListString: defaultArgumentListString,
+          defaultArgumentListTextRanges: defaultArgumentListTextRanges,
+          element: element,
+          returnType: returnType,
+          parameterNames: parameterNames,
+          parameterTypes: parameterTypes,
+          requiredParameterCount: requiredParameterCount,
+          hasNamedParameters: hasNamedParameters,
+          parameterName: parameterName,
+          parameterType: parameterType,
+          importUri: importUri);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "CompletionSuggestion", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["kind"] = kind.toJson();
+    result["relevance"] = relevance;
+    result["completion"] = completion;
+    result["selectionOffset"] = selectionOffset;
+    result["selectionLength"] = selectionLength;
+    result["isDeprecated"] = isDeprecated;
+    result["isPotential"] = isPotential;
+    if (docSummary != null) {
+      result["docSummary"] = docSummary;
+    }
+    if (docComplete != null) {
+      result["docComplete"] = docComplete;
+    }
+    if (declaringType != null) {
+      result["declaringType"] = declaringType;
+    }
+    if (defaultArgumentListString != null) {
+      result["defaultArgumentListString"] = defaultArgumentListString;
+    }
+    if (defaultArgumentListTextRanges != null) {
+      result["defaultArgumentListTextRanges"] = defaultArgumentListTextRanges;
+    }
+    if (element != null) {
+      result["element"] = element.toJson();
+    }
+    if (returnType != null) {
+      result["returnType"] = returnType;
+    }
+    if (parameterNames != null) {
+      result["parameterNames"] = parameterNames;
+    }
+    if (parameterTypes != null) {
+      result["parameterTypes"] = parameterTypes;
+    }
+    if (requiredParameterCount != null) {
+      result["requiredParameterCount"] = requiredParameterCount;
+    }
+    if (hasNamedParameters != null) {
+      result["hasNamedParameters"] = hasNamedParameters;
+    }
+    if (parameterName != null) {
+      result["parameterName"] = parameterName;
+    }
+    if (parameterType != null) {
+      result["parameterType"] = parameterType;
+    }
+    if (importUri != null) {
+      result["importUri"] = importUri;
+    }
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is CompletionSuggestion) {
+      return kind == other.kind &&
+          relevance == other.relevance &&
+          completion == other.completion &&
+          selectionOffset == other.selectionOffset &&
+          selectionLength == other.selectionLength &&
+          isDeprecated == other.isDeprecated &&
+          isPotential == other.isPotential &&
+          docSummary == other.docSummary &&
+          docComplete == other.docComplete &&
+          declaringType == other.declaringType &&
+          defaultArgumentListString == other.defaultArgumentListString &&
+          listEqual(defaultArgumentListTextRanges,
+              other.defaultArgumentListTextRanges, (int a, int b) => a == b) &&
+          element == other.element &&
+          returnType == other.returnType &&
+          listEqual(parameterNames, other.parameterNames,
+              (String a, String b) => a == b) &&
+          listEqual(parameterTypes, other.parameterTypes,
+              (String a, String b) => a == b) &&
+          requiredParameterCount == other.requiredParameterCount &&
+          hasNamedParameters == other.hasNamedParameters &&
+          parameterName == other.parameterName &&
+          parameterType == other.parameterType &&
+          importUri == other.importUri;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, kind.hashCode);
+    hash = JenkinsSmiHash.combine(hash, relevance.hashCode);
+    hash = JenkinsSmiHash.combine(hash, completion.hashCode);
+    hash = JenkinsSmiHash.combine(hash, selectionOffset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, selectionLength.hashCode);
+    hash = JenkinsSmiHash.combine(hash, isDeprecated.hashCode);
+    hash = JenkinsSmiHash.combine(hash, isPotential.hashCode);
+    hash = JenkinsSmiHash.combine(hash, docSummary.hashCode);
+    hash = JenkinsSmiHash.combine(hash, docComplete.hashCode);
+    hash = JenkinsSmiHash.combine(hash, declaringType.hashCode);
+    hash = JenkinsSmiHash.combine(hash, defaultArgumentListString.hashCode);
+    hash = JenkinsSmiHash.combine(hash, defaultArgumentListTextRanges.hashCode);
+    hash = JenkinsSmiHash.combine(hash, element.hashCode);
+    hash = JenkinsSmiHash.combine(hash, returnType.hashCode);
+    hash = JenkinsSmiHash.combine(hash, parameterNames.hashCode);
+    hash = JenkinsSmiHash.combine(hash, parameterTypes.hashCode);
+    hash = JenkinsSmiHash.combine(hash, requiredParameterCount.hashCode);
+    hash = JenkinsSmiHash.combine(hash, hasNamedParameters.hashCode);
+    hash = JenkinsSmiHash.combine(hash, parameterName.hashCode);
+    hash = JenkinsSmiHash.combine(hash, parameterType.hashCode);
+    hash = JenkinsSmiHash.combine(hash, importUri.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * CompletionSuggestionKind
+ *
+ * enum {
+ *   ARGUMENT_LIST
+ *   IMPORT
+ *   IDENTIFIER
+ *   INVOCATION
+ *   KEYWORD
+ *   NAMED_ARGUMENT
+ *   OPTIONAL_ARGUMENT
+ *   PARAMETER
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class CompletionSuggestionKind implements Enum {
+  /**
+   * A list of arguments for the method or function that is being invoked. For
+   * this suggestion kind, the completion field is a textual representation of
+   * the invocation and the parameterNames, parameterTypes, and
+   * requiredParameterCount attributes are defined.
+   */
+  static const CompletionSuggestionKind ARGUMENT_LIST =
+      const CompletionSuggestionKind._("ARGUMENT_LIST");
+
+  static const CompletionSuggestionKind IMPORT =
+      const CompletionSuggestionKind._("IMPORT");
+
+  /**
+   * The element identifier should be inserted at the completion location. For
+   * example "someMethod" in import 'myLib.dart' show someMethod;. For
+   * suggestions of this kind, the element attribute is defined and the
+   * completion field is the element's identifier.
+   */
+  static const CompletionSuggestionKind IDENTIFIER =
+      const CompletionSuggestionKind._("IDENTIFIER");
+
+  /**
+   * The element is being invoked at the completion location. For example,
+   * 'someMethod' in x.someMethod();. For suggestions of this kind, the element
+   * attribute is defined and the completion field is the element's identifier.
+   */
+  static const CompletionSuggestionKind INVOCATION =
+      const CompletionSuggestionKind._("INVOCATION");
+
+  /**
+   * A keyword is being suggested. For suggestions of this kind, the completion
+   * is the keyword.
+   */
+  static const CompletionSuggestionKind KEYWORD =
+      const CompletionSuggestionKind._("KEYWORD");
+
+  /**
+   * A named argument for the current call site is being suggested. For
+   * suggestions of this kind, the completion is the named argument identifier
+   * including a trailing ':' and a space.
+   */
+  static const CompletionSuggestionKind NAMED_ARGUMENT =
+      const CompletionSuggestionKind._("NAMED_ARGUMENT");
+
+  static const CompletionSuggestionKind OPTIONAL_ARGUMENT =
+      const CompletionSuggestionKind._("OPTIONAL_ARGUMENT");
+
+  static const CompletionSuggestionKind PARAMETER =
+      const CompletionSuggestionKind._("PARAMETER");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<CompletionSuggestionKind> VALUES =
+      const <CompletionSuggestionKind>[
+    ARGUMENT_LIST,
+    IMPORT,
+    IDENTIFIER,
+    INVOCATION,
+    KEYWORD,
+    NAMED_ARGUMENT,
+    OPTIONAL_ARGUMENT,
+    PARAMETER
+  ];
+
+  @override
+  final String name;
+
+  const CompletionSuggestionKind._(this.name);
+
+  factory CompletionSuggestionKind(String name) {
+    switch (name) {
+      case "ARGUMENT_LIST":
+        return ARGUMENT_LIST;
+      case "IMPORT":
+        return IMPORT;
+      case "IDENTIFIER":
+        return IDENTIFIER;
+      case "INVOCATION":
+        return INVOCATION;
+      case "KEYWORD":
+        return KEYWORD;
+      case "NAMED_ARGUMENT":
+        return NAMED_ARGUMENT;
+      case "OPTIONAL_ARGUMENT":
+        return OPTIONAL_ARGUMENT;
+      case "PARAMETER":
+        return PARAMETER;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory CompletionSuggestionKind.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new CompletionSuggestionKind(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "CompletionSuggestionKind", json);
+  }
+
+  @override
+  String toString() => "CompletionSuggestionKind.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * Element
+ *
+ * {
+ *   "kind": ElementKind
+ *   "name": String
+ *   "location": optional Location
+ *   "flags": int
+ *   "parameters": optional String
+ *   "returnType": optional String
+ *   "typeParameters": optional String
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class Element implements HasToJson {
+  static const int FLAG_ABSTRACT = 0x01;
+  static const int FLAG_CONST = 0x02;
+  static const int FLAG_FINAL = 0x04;
+  static const int FLAG_STATIC = 0x08;
+  static const int FLAG_PRIVATE = 0x10;
+  static const int FLAG_DEPRECATED = 0x20;
+
+  static int makeFlags(
+      {isAbstract: false,
+      isConst: false,
+      isFinal: false,
+      isStatic: false,
+      isPrivate: false,
+      isDeprecated: false}) {
+    int flags = 0;
+    if (isAbstract) flags |= FLAG_ABSTRACT;
+    if (isConst) flags |= FLAG_CONST;
+    if (isFinal) flags |= FLAG_FINAL;
+    if (isStatic) flags |= FLAG_STATIC;
+    if (isPrivate) flags |= FLAG_PRIVATE;
+    if (isDeprecated) flags |= FLAG_DEPRECATED;
+    return flags;
+  }
+
+  ElementKind _kind;
+
+  String _name;
+
+  Location _location;
+
+  int _flags;
+
+  String _parameters;
+
+  String _returnType;
+
+  String _typeParameters;
+
+  /**
+   * The kind of the element.
+   */
+  ElementKind get kind => _kind;
+
+  /**
+   * The kind of the element.
+   */
+  void set kind(ElementKind value) {
+    assert(value != null);
+    this._kind = value;
+  }
+
+  /**
+   * The name of the element. This is typically used as the label in the
+   * outline.
+   */
+  String get name => _name;
+
+  /**
+   * The name of the element. This is typically used as the label in the
+   * outline.
+   */
+  void set name(String value) {
+    assert(value != null);
+    this._name = value;
+  }
+
+  /**
+   * The location of the name in the declaration of the element.
+   */
+  Location get location => _location;
+
+  /**
+   * The location of the name in the declaration of the element.
+   */
+  void set location(Location value) {
+    this._location = value;
+  }
+
+  /**
+   * A bit-map containing the following flags:
+   *
+   * - 0x01 - set if the element is explicitly or implicitly abstract
+   * - 0x02 - set if the element was declared to be ‘const’
+   * - 0x04 - set if the element was declared to be ‘final’
+   * - 0x08 - set if the element is a static member of a class or is a
+   *   top-level function or field
+   * - 0x10 - set if the element is private
+   * - 0x20 - set if the element is deprecated
+   */
+  int get flags => _flags;
+
+  /**
+   * A bit-map containing the following flags:
+   *
+   * - 0x01 - set if the element is explicitly or implicitly abstract
+   * - 0x02 - set if the element was declared to be ‘const’
+   * - 0x04 - set if the element was declared to be ‘final’
+   * - 0x08 - set if the element is a static member of a class or is a
+   *   top-level function or field
+   * - 0x10 - set if the element is private
+   * - 0x20 - set if the element is deprecated
+   */
+  void set flags(int value) {
+    assert(value != null);
+    this._flags = value;
+  }
+
+  /**
+   * The parameter list for the element. If the element is not a method or
+   * function this field will not be defined. If the element doesn't have
+   * parameters (e.g. getter), this field will not be defined. If the element
+   * has zero parameters, this field will have a value of "()".
+   */
+  String get parameters => _parameters;
+
+  /**
+   * The parameter list for the element. If the element is not a method or
+   * function this field will not be defined. If the element doesn't have
+   * parameters (e.g. getter), this field will not be defined. If the element
+   * has zero parameters, this field will have a value of "()".
+   */
+  void set parameters(String value) {
+    this._parameters = value;
+  }
+
+  /**
+   * The return type of the element. If the element is not a method or function
+   * this field will not be defined. If the element does not have a declared
+   * return type, this field will contain an empty string.
+   */
+  String get returnType => _returnType;
+
+  /**
+   * The return type of the element. If the element is not a method or function
+   * this field will not be defined. If the element does not have a declared
+   * return type, this field will contain an empty string.
+   */
+  void set returnType(String value) {
+    this._returnType = value;
+  }
+
+  /**
+   * The type parameter list for the element. If the element doesn't have type
+   * parameters, this field will not be defined.
+   */
+  String get typeParameters => _typeParameters;
+
+  /**
+   * The type parameter list for the element. If the element doesn't have type
+   * parameters, this field will not be defined.
+   */
+  void set typeParameters(String value) {
+    this._typeParameters = value;
+  }
+
+  Element(ElementKind kind, String name, int flags,
+      {Location location,
+      String parameters,
+      String returnType,
+      String typeParameters}) {
+    this.kind = kind;
+    this.name = name;
+    this.location = location;
+    this.flags = flags;
+    this.parameters = parameters;
+    this.returnType = returnType;
+    this.typeParameters = typeParameters;
+  }
+
+  factory Element.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      ElementKind kind;
+      if (json.containsKey("kind")) {
+        kind = new ElementKind.fromJson(
+            jsonDecoder, jsonPath + ".kind", json["kind"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "kind");
+      }
+      String name;
+      if (json.containsKey("name")) {
+        name = jsonDecoder.decodeString(jsonPath + ".name", json["name"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "name");
+      }
+      Location location;
+      if (json.containsKey("location")) {
+        location = new Location.fromJson(
+            jsonDecoder, jsonPath + ".location", json["location"]);
+      }
+      int flags;
+      if (json.containsKey("flags")) {
+        flags = jsonDecoder.decodeInt(jsonPath + ".flags", json["flags"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "flags");
+      }
+      String parameters;
+      if (json.containsKey("parameters")) {
+        parameters = jsonDecoder.decodeString(
+            jsonPath + ".parameters", json["parameters"]);
+      }
+      String returnType;
+      if (json.containsKey("returnType")) {
+        returnType = jsonDecoder.decodeString(
+            jsonPath + ".returnType", json["returnType"]);
+      }
+      String typeParameters;
+      if (json.containsKey("typeParameters")) {
+        typeParameters = jsonDecoder.decodeString(
+            jsonPath + ".typeParameters", json["typeParameters"]);
+      }
+      return new Element(kind, name, flags,
+          location: location,
+          parameters: parameters,
+          returnType: returnType,
+          typeParameters: typeParameters);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "Element", json);
+    }
+  }
+
+  bool get isAbstract => (flags & FLAG_ABSTRACT) != 0;
+  bool get isConst => (flags & FLAG_CONST) != 0;
+  bool get isFinal => (flags & FLAG_FINAL) != 0;
+  bool get isStatic => (flags & FLAG_STATIC) != 0;
+  bool get isPrivate => (flags & FLAG_PRIVATE) != 0;
+  bool get isDeprecated => (flags & FLAG_DEPRECATED) != 0;
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["kind"] = kind.toJson();
+    result["name"] = name;
+    if (location != null) {
+      result["location"] = location.toJson();
+    }
+    result["flags"] = flags;
+    if (parameters != null) {
+      result["parameters"] = parameters;
+    }
+    if (returnType != null) {
+      result["returnType"] = returnType;
+    }
+    if (typeParameters != null) {
+      result["typeParameters"] = typeParameters;
+    }
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is Element) {
+      return kind == other.kind &&
+          name == other.name &&
+          location == other.location &&
+          flags == other.flags &&
+          parameters == other.parameters &&
+          returnType == other.returnType &&
+          typeParameters == other.typeParameters;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, kind.hashCode);
+    hash = JenkinsSmiHash.combine(hash, name.hashCode);
+    hash = JenkinsSmiHash.combine(hash, location.hashCode);
+    hash = JenkinsSmiHash.combine(hash, flags.hashCode);
+    hash = JenkinsSmiHash.combine(hash, parameters.hashCode);
+    hash = JenkinsSmiHash.combine(hash, returnType.hashCode);
+    hash = JenkinsSmiHash.combine(hash, typeParameters.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * ElementKind
+ *
+ * enum {
+ *   CLASS
+ *   CLASS_TYPE_ALIAS
+ *   COMPILATION_UNIT
+ *   CONSTRUCTOR
+ *   ENUM
+ *   ENUM_CONSTANT
+ *   FIELD
+ *   FILE
+ *   FUNCTION
+ *   FUNCTION_TYPE_ALIAS
+ *   GETTER
+ *   LABEL
+ *   LIBRARY
+ *   LOCAL_VARIABLE
+ *   METHOD
+ *   PARAMETER
+ *   PREFIX
+ *   SETTER
+ *   TOP_LEVEL_VARIABLE
+ *   TYPE_PARAMETER
+ *   UNIT_TEST_GROUP
+ *   UNIT_TEST_TEST
+ *   UNKNOWN
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class ElementKind implements Enum {
+  static const ElementKind CLASS = const ElementKind._("CLASS");
+
+  static const ElementKind CLASS_TYPE_ALIAS =
+      const ElementKind._("CLASS_TYPE_ALIAS");
+
+  static const ElementKind COMPILATION_UNIT =
+      const ElementKind._("COMPILATION_UNIT");
+
+  static const ElementKind CONSTRUCTOR = const ElementKind._("CONSTRUCTOR");
+
+  static const ElementKind ENUM = const ElementKind._("ENUM");
+
+  static const ElementKind ENUM_CONSTANT = const ElementKind._("ENUM_CONSTANT");
+
+  static const ElementKind FIELD = const ElementKind._("FIELD");
+
+  static const ElementKind FILE = const ElementKind._("FILE");
+
+  static const ElementKind FUNCTION = const ElementKind._("FUNCTION");
+
+  static const ElementKind FUNCTION_TYPE_ALIAS =
+      const ElementKind._("FUNCTION_TYPE_ALIAS");
+
+  static const ElementKind GETTER = const ElementKind._("GETTER");
+
+  static const ElementKind LABEL = const ElementKind._("LABEL");
+
+  static const ElementKind LIBRARY = const ElementKind._("LIBRARY");
+
+  static const ElementKind LOCAL_VARIABLE =
+      const ElementKind._("LOCAL_VARIABLE");
+
+  static const ElementKind METHOD = const ElementKind._("METHOD");
+
+  static const ElementKind PARAMETER = const ElementKind._("PARAMETER");
+
+  static const ElementKind PREFIX = const ElementKind._("PREFIX");
+
+  static const ElementKind SETTER = const ElementKind._("SETTER");
+
+  static const ElementKind TOP_LEVEL_VARIABLE =
+      const ElementKind._("TOP_LEVEL_VARIABLE");
+
+  static const ElementKind TYPE_PARAMETER =
+      const ElementKind._("TYPE_PARAMETER");
+
+  /**
+   * Deprecated: support for tests was removed.
+   */
+  static const ElementKind UNIT_TEST_GROUP =
+      const ElementKind._("UNIT_TEST_GROUP");
+
+  /**
+   * Deprecated: support for tests was removed.
+   */
+  static const ElementKind UNIT_TEST_TEST =
+      const ElementKind._("UNIT_TEST_TEST");
+
+  static const ElementKind UNKNOWN = const ElementKind._("UNKNOWN");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<ElementKind> VALUES = const <ElementKind>[
+    CLASS,
+    CLASS_TYPE_ALIAS,
+    COMPILATION_UNIT,
+    CONSTRUCTOR,
+    ENUM,
+    ENUM_CONSTANT,
+    FIELD,
+    FILE,
+    FUNCTION,
+    FUNCTION_TYPE_ALIAS,
+    GETTER,
+    LABEL,
+    LIBRARY,
+    LOCAL_VARIABLE,
+    METHOD,
+    PARAMETER,
+    PREFIX,
+    SETTER,
+    TOP_LEVEL_VARIABLE,
+    TYPE_PARAMETER,
+    UNIT_TEST_GROUP,
+    UNIT_TEST_TEST,
+    UNKNOWN
+  ];
+
+  @override
+  final String name;
+
+  const ElementKind._(this.name);
+
+  factory ElementKind(String name) {
+    switch (name) {
+      case "CLASS":
+        return CLASS;
+      case "CLASS_TYPE_ALIAS":
+        return CLASS_TYPE_ALIAS;
+      case "COMPILATION_UNIT":
+        return COMPILATION_UNIT;
+      case "CONSTRUCTOR":
+        return CONSTRUCTOR;
+      case "ENUM":
+        return ENUM;
+      case "ENUM_CONSTANT":
+        return ENUM_CONSTANT;
+      case "FIELD":
+        return FIELD;
+      case "FILE":
+        return FILE;
+      case "FUNCTION":
+        return FUNCTION;
+      case "FUNCTION_TYPE_ALIAS":
+        return FUNCTION_TYPE_ALIAS;
+      case "GETTER":
+        return GETTER;
+      case "LABEL":
+        return LABEL;
+      case "LIBRARY":
+        return LIBRARY;
+      case "LOCAL_VARIABLE":
+        return LOCAL_VARIABLE;
+      case "METHOD":
+        return METHOD;
+      case "PARAMETER":
+        return PARAMETER;
+      case "PREFIX":
+        return PREFIX;
+      case "SETTER":
+        return SETTER;
+      case "TOP_LEVEL_VARIABLE":
+        return TOP_LEVEL_VARIABLE;
+      case "TYPE_PARAMETER":
+        return TYPE_PARAMETER;
+      case "UNIT_TEST_GROUP":
+        return UNIT_TEST_GROUP;
+      case "UNIT_TEST_TEST":
+        return UNIT_TEST_TEST;
+      case "UNKNOWN":
+        return UNKNOWN;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory ElementKind.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new ElementKind(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "ElementKind", json);
+  }
+
+  @override
+  String toString() => "ElementKind.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * FoldingKind
+ *
+ * enum {
+ *   COMMENT
+ *   CLASS_MEMBER
+ *   DIRECTIVES
+ *   DOCUMENTATION_COMMENT
+ *   TOP_LEVEL_DECLARATION
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class FoldingKind implements Enum {
+  static const FoldingKind COMMENT = const FoldingKind._("COMMENT");
+
+  static const FoldingKind CLASS_MEMBER = const FoldingKind._("CLASS_MEMBER");
+
+  static const FoldingKind DIRECTIVES = const FoldingKind._("DIRECTIVES");
+
+  static const FoldingKind DOCUMENTATION_COMMENT =
+      const FoldingKind._("DOCUMENTATION_COMMENT");
+
+  static const FoldingKind TOP_LEVEL_DECLARATION =
+      const FoldingKind._("TOP_LEVEL_DECLARATION");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<FoldingKind> VALUES = const <FoldingKind>[
+    COMMENT,
+    CLASS_MEMBER,
+    DIRECTIVES,
+    DOCUMENTATION_COMMENT,
+    TOP_LEVEL_DECLARATION
+  ];
+
+  @override
+  final String name;
+
+  const FoldingKind._(this.name);
+
+  factory FoldingKind(String name) {
+    switch (name) {
+      case "COMMENT":
+        return COMMENT;
+      case "CLASS_MEMBER":
+        return CLASS_MEMBER;
+      case "DIRECTIVES":
+        return DIRECTIVES;
+      case "DOCUMENTATION_COMMENT":
+        return DOCUMENTATION_COMMENT;
+      case "TOP_LEVEL_DECLARATION":
+        return TOP_LEVEL_DECLARATION;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory FoldingKind.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new FoldingKind(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "FoldingKind", json);
+  }
+
+  @override
+  String toString() => "FoldingKind.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * FoldingRegion
+ *
+ * {
+ *   "kind": FoldingKind
+ *   "offset": int
+ *   "length": int
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class FoldingRegion implements HasToJson {
+  FoldingKind _kind;
+
+  int _offset;
+
+  int _length;
+
+  /**
+   * The kind of the region.
+   */
+  FoldingKind get kind => _kind;
+
+  /**
+   * The kind of the region.
+   */
+  void set kind(FoldingKind value) {
+    assert(value != null);
+    this._kind = value;
+  }
+
+  /**
+   * The offset of the region to be folded.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the region to be folded.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  /**
+   * The length of the region to be folded.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the region to be folded.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  FoldingRegion(FoldingKind kind, int offset, int length) {
+    this.kind = kind;
+    this.offset = offset;
+    this.length = length;
+  }
+
+  factory FoldingRegion.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      FoldingKind kind;
+      if (json.containsKey("kind")) {
+        kind = new FoldingKind.fromJson(
+            jsonDecoder, jsonPath + ".kind", json["kind"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "kind");
+      }
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      return new FoldingRegion(kind, offset, length);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "FoldingRegion", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["kind"] = kind.toJson();
+    result["offset"] = offset;
+    result["length"] = length;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is FoldingRegion) {
+      return kind == other.kind &&
+          offset == other.offset &&
+          length == other.length;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, kind.hashCode);
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * HighlightRegion
+ *
+ * {
+ *   "type": HighlightRegionType
+ *   "offset": int
+ *   "length": int
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class HighlightRegion implements HasToJson {
+  HighlightRegionType _type;
+
+  int _offset;
+
+  int _length;
+
+  /**
+   * The type of highlight associated with the region.
+   */
+  HighlightRegionType get type => _type;
+
+  /**
+   * The type of highlight associated with the region.
+   */
+  void set type(HighlightRegionType value) {
+    assert(value != null);
+    this._type = value;
+  }
+
+  /**
+   * The offset of the region to be highlighted.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the region to be highlighted.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  /**
+   * The length of the region to be highlighted.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the region to be highlighted.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  HighlightRegion(HighlightRegionType type, int offset, int length) {
+    this.type = type;
+    this.offset = offset;
+    this.length = length;
+  }
+
+  factory HighlightRegion.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      HighlightRegionType type;
+      if (json.containsKey("type")) {
+        type = new HighlightRegionType.fromJson(
+            jsonDecoder, jsonPath + ".type", json["type"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "type");
+      }
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      return new HighlightRegion(type, offset, length);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "HighlightRegion", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["type"] = type.toJson();
+    result["offset"] = offset;
+    result["length"] = length;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is HighlightRegion) {
+      return type == other.type &&
+          offset == other.offset &&
+          length == other.length;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, type.hashCode);
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * HighlightRegionType
+ *
+ * enum {
+ *   ANNOTATION
+ *   BUILT_IN
+ *   CLASS
+ *   COMMENT_BLOCK
+ *   COMMENT_DOCUMENTATION
+ *   COMMENT_END_OF_LINE
+ *   CONSTRUCTOR
+ *   DIRECTIVE
+ *   DYNAMIC_TYPE
+ *   DYNAMIC_LOCAL_VARIABLE_DECLARATION
+ *   DYNAMIC_LOCAL_VARIABLE_REFERENCE
+ *   DYNAMIC_PARAMETER_DECLARATION
+ *   DYNAMIC_PARAMETER_REFERENCE
+ *   ENUM
+ *   ENUM_CONSTANT
+ *   FIELD
+ *   FIELD_STATIC
+ *   FUNCTION
+ *   FUNCTION_DECLARATION
+ *   FUNCTION_TYPE_ALIAS
+ *   GETTER_DECLARATION
+ *   IDENTIFIER_DEFAULT
+ *   IMPORT_PREFIX
+ *   INSTANCE_FIELD_DECLARATION
+ *   INSTANCE_FIELD_REFERENCE
+ *   INSTANCE_GETTER_DECLARATION
+ *   INSTANCE_GETTER_REFERENCE
+ *   INSTANCE_METHOD_DECLARATION
+ *   INSTANCE_METHOD_REFERENCE
+ *   INSTANCE_SETTER_DECLARATION
+ *   INSTANCE_SETTER_REFERENCE
+ *   INVALID_STRING_ESCAPE
+ *   KEYWORD
+ *   LABEL
+ *   LIBRARY_NAME
+ *   LITERAL_BOOLEAN
+ *   LITERAL_DOUBLE
+ *   LITERAL_INTEGER
+ *   LITERAL_LIST
+ *   LITERAL_MAP
+ *   LITERAL_STRING
+ *   LOCAL_FUNCTION_DECLARATION
+ *   LOCAL_FUNCTION_REFERENCE
+ *   LOCAL_VARIABLE
+ *   LOCAL_VARIABLE_DECLARATION
+ *   LOCAL_VARIABLE_REFERENCE
+ *   METHOD
+ *   METHOD_DECLARATION
+ *   METHOD_DECLARATION_STATIC
+ *   METHOD_STATIC
+ *   PARAMETER
+ *   SETTER_DECLARATION
+ *   TOP_LEVEL_VARIABLE
+ *   PARAMETER_DECLARATION
+ *   PARAMETER_REFERENCE
+ *   STATIC_FIELD_DECLARATION
+ *   STATIC_GETTER_DECLARATION
+ *   STATIC_GETTER_REFERENCE
+ *   STATIC_METHOD_DECLARATION
+ *   STATIC_METHOD_REFERENCE
+ *   STATIC_SETTER_DECLARATION
+ *   STATIC_SETTER_REFERENCE
+ *   TOP_LEVEL_FUNCTION_DECLARATION
+ *   TOP_LEVEL_FUNCTION_REFERENCE
+ *   TOP_LEVEL_GETTER_DECLARATION
+ *   TOP_LEVEL_GETTER_REFERENCE
+ *   TOP_LEVEL_SETTER_DECLARATION
+ *   TOP_LEVEL_SETTER_REFERENCE
+ *   TOP_LEVEL_VARIABLE_DECLARATION
+ *   TYPE_NAME_DYNAMIC
+ *   TYPE_PARAMETER
+ *   UNRESOLVED_INSTANCE_MEMBER_REFERENCE
+ *   VALID_STRING_ESCAPE
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class HighlightRegionType implements Enum {
+  static const HighlightRegionType ANNOTATION =
+      const HighlightRegionType._("ANNOTATION");
+
+  static const HighlightRegionType BUILT_IN =
+      const HighlightRegionType._("BUILT_IN");
+
+  static const HighlightRegionType CLASS = const HighlightRegionType._("CLASS");
+
+  static const HighlightRegionType COMMENT_BLOCK =
+      const HighlightRegionType._("COMMENT_BLOCK");
+
+  static const HighlightRegionType COMMENT_DOCUMENTATION =
+      const HighlightRegionType._("COMMENT_DOCUMENTATION");
+
+  static const HighlightRegionType COMMENT_END_OF_LINE =
+      const HighlightRegionType._("COMMENT_END_OF_LINE");
+
+  static const HighlightRegionType CONSTRUCTOR =
+      const HighlightRegionType._("CONSTRUCTOR");
+
+  static const HighlightRegionType DIRECTIVE =
+      const HighlightRegionType._("DIRECTIVE");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType DYNAMIC_TYPE =
+      const HighlightRegionType._("DYNAMIC_TYPE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType DYNAMIC_LOCAL_VARIABLE_DECLARATION =
+      const HighlightRegionType._("DYNAMIC_LOCAL_VARIABLE_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType DYNAMIC_LOCAL_VARIABLE_REFERENCE =
+      const HighlightRegionType._("DYNAMIC_LOCAL_VARIABLE_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType DYNAMIC_PARAMETER_DECLARATION =
+      const HighlightRegionType._("DYNAMIC_PARAMETER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType DYNAMIC_PARAMETER_REFERENCE =
+      const HighlightRegionType._("DYNAMIC_PARAMETER_REFERENCE");
+
+  static const HighlightRegionType ENUM = const HighlightRegionType._("ENUM");
+
+  static const HighlightRegionType ENUM_CONSTANT =
+      const HighlightRegionType._("ENUM_CONSTANT");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType FIELD = const HighlightRegionType._("FIELD");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType FIELD_STATIC =
+      const HighlightRegionType._("FIELD_STATIC");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType FUNCTION =
+      const HighlightRegionType._("FUNCTION");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType FUNCTION_DECLARATION =
+      const HighlightRegionType._("FUNCTION_DECLARATION");
+
+  static const HighlightRegionType FUNCTION_TYPE_ALIAS =
+      const HighlightRegionType._("FUNCTION_TYPE_ALIAS");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType GETTER_DECLARATION =
+      const HighlightRegionType._("GETTER_DECLARATION");
+
+  static const HighlightRegionType IDENTIFIER_DEFAULT =
+      const HighlightRegionType._("IDENTIFIER_DEFAULT");
+
+  static const HighlightRegionType IMPORT_PREFIX =
+      const HighlightRegionType._("IMPORT_PREFIX");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_FIELD_DECLARATION =
+      const HighlightRegionType._("INSTANCE_FIELD_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_FIELD_REFERENCE =
+      const HighlightRegionType._("INSTANCE_FIELD_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_GETTER_DECLARATION =
+      const HighlightRegionType._("INSTANCE_GETTER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_GETTER_REFERENCE =
+      const HighlightRegionType._("INSTANCE_GETTER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_METHOD_DECLARATION =
+      const HighlightRegionType._("INSTANCE_METHOD_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_METHOD_REFERENCE =
+      const HighlightRegionType._("INSTANCE_METHOD_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_SETTER_DECLARATION =
+      const HighlightRegionType._("INSTANCE_SETTER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INSTANCE_SETTER_REFERENCE =
+      const HighlightRegionType._("INSTANCE_SETTER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType INVALID_STRING_ESCAPE =
+      const HighlightRegionType._("INVALID_STRING_ESCAPE");
+
+  static const HighlightRegionType KEYWORD =
+      const HighlightRegionType._("KEYWORD");
+
+  static const HighlightRegionType LABEL = const HighlightRegionType._("LABEL");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType LIBRARY_NAME =
+      const HighlightRegionType._("LIBRARY_NAME");
+
+  static const HighlightRegionType LITERAL_BOOLEAN =
+      const HighlightRegionType._("LITERAL_BOOLEAN");
+
+  static const HighlightRegionType LITERAL_DOUBLE =
+      const HighlightRegionType._("LITERAL_DOUBLE");
+
+  static const HighlightRegionType LITERAL_INTEGER =
+      const HighlightRegionType._("LITERAL_INTEGER");
+
+  static const HighlightRegionType LITERAL_LIST =
+      const HighlightRegionType._("LITERAL_LIST");
+
+  static const HighlightRegionType LITERAL_MAP =
+      const HighlightRegionType._("LITERAL_MAP");
+
+  static const HighlightRegionType LITERAL_STRING =
+      const HighlightRegionType._("LITERAL_STRING");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType LOCAL_FUNCTION_DECLARATION =
+      const HighlightRegionType._("LOCAL_FUNCTION_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType LOCAL_FUNCTION_REFERENCE =
+      const HighlightRegionType._("LOCAL_FUNCTION_REFERENCE");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType LOCAL_VARIABLE =
+      const HighlightRegionType._("LOCAL_VARIABLE");
+
+  static const HighlightRegionType LOCAL_VARIABLE_DECLARATION =
+      const HighlightRegionType._("LOCAL_VARIABLE_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType LOCAL_VARIABLE_REFERENCE =
+      const HighlightRegionType._("LOCAL_VARIABLE_REFERENCE");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType METHOD =
+      const HighlightRegionType._("METHOD");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType METHOD_DECLARATION =
+      const HighlightRegionType._("METHOD_DECLARATION");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType METHOD_DECLARATION_STATIC =
+      const HighlightRegionType._("METHOD_DECLARATION_STATIC");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType METHOD_STATIC =
+      const HighlightRegionType._("METHOD_STATIC");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType PARAMETER =
+      const HighlightRegionType._("PARAMETER");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType SETTER_DECLARATION =
+      const HighlightRegionType._("SETTER_DECLARATION");
+
+  /**
+   * Only for version 1 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_VARIABLE =
+      const HighlightRegionType._("TOP_LEVEL_VARIABLE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType PARAMETER_DECLARATION =
+      const HighlightRegionType._("PARAMETER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType PARAMETER_REFERENCE =
+      const HighlightRegionType._("PARAMETER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType STATIC_FIELD_DECLARATION =
+      const HighlightRegionType._("STATIC_FIELD_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType STATIC_GETTER_DECLARATION =
+      const HighlightRegionType._("STATIC_GETTER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType STATIC_GETTER_REFERENCE =
+      const HighlightRegionType._("STATIC_GETTER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType STATIC_METHOD_DECLARATION =
+      const HighlightRegionType._("STATIC_METHOD_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType STATIC_METHOD_REFERENCE =
+      const HighlightRegionType._("STATIC_METHOD_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType STATIC_SETTER_DECLARATION =
+      const HighlightRegionType._("STATIC_SETTER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType STATIC_SETTER_REFERENCE =
+      const HighlightRegionType._("STATIC_SETTER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_FUNCTION_DECLARATION =
+      const HighlightRegionType._("TOP_LEVEL_FUNCTION_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_FUNCTION_REFERENCE =
+      const HighlightRegionType._("TOP_LEVEL_FUNCTION_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_GETTER_DECLARATION =
+      const HighlightRegionType._("TOP_LEVEL_GETTER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_GETTER_REFERENCE =
+      const HighlightRegionType._("TOP_LEVEL_GETTER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_SETTER_DECLARATION =
+      const HighlightRegionType._("TOP_LEVEL_SETTER_DECLARATION");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_SETTER_REFERENCE =
+      const HighlightRegionType._("TOP_LEVEL_SETTER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType TOP_LEVEL_VARIABLE_DECLARATION =
+      const HighlightRegionType._("TOP_LEVEL_VARIABLE_DECLARATION");
+
+  static const HighlightRegionType TYPE_NAME_DYNAMIC =
+      const HighlightRegionType._("TYPE_NAME_DYNAMIC");
+
+  static const HighlightRegionType TYPE_PARAMETER =
+      const HighlightRegionType._("TYPE_PARAMETER");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType UNRESOLVED_INSTANCE_MEMBER_REFERENCE =
+      const HighlightRegionType._("UNRESOLVED_INSTANCE_MEMBER_REFERENCE");
+
+  /**
+   * Only for version 2 of highlight.
+   */
+  static const HighlightRegionType VALID_STRING_ESCAPE =
+      const HighlightRegionType._("VALID_STRING_ESCAPE");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<HighlightRegionType> VALUES = const <HighlightRegionType>[
+    ANNOTATION,
+    BUILT_IN,
+    CLASS,
+    COMMENT_BLOCK,
+    COMMENT_DOCUMENTATION,
+    COMMENT_END_OF_LINE,
+    CONSTRUCTOR,
+    DIRECTIVE,
+    DYNAMIC_TYPE,
+    DYNAMIC_LOCAL_VARIABLE_DECLARATION,
+    DYNAMIC_LOCAL_VARIABLE_REFERENCE,
+    DYNAMIC_PARAMETER_DECLARATION,
+    DYNAMIC_PARAMETER_REFERENCE,
+    ENUM,
+    ENUM_CONSTANT,
+    FIELD,
+    FIELD_STATIC,
+    FUNCTION,
+    FUNCTION_DECLARATION,
+    FUNCTION_TYPE_ALIAS,
+    GETTER_DECLARATION,
+    IDENTIFIER_DEFAULT,
+    IMPORT_PREFIX,
+    INSTANCE_FIELD_DECLARATION,
+    INSTANCE_FIELD_REFERENCE,
+    INSTANCE_GETTER_DECLARATION,
+    INSTANCE_GETTER_REFERENCE,
+    INSTANCE_METHOD_DECLARATION,
+    INSTANCE_METHOD_REFERENCE,
+    INSTANCE_SETTER_DECLARATION,
+    INSTANCE_SETTER_REFERENCE,
+    INVALID_STRING_ESCAPE,
+    KEYWORD,
+    LABEL,
+    LIBRARY_NAME,
+    LITERAL_BOOLEAN,
+    LITERAL_DOUBLE,
+    LITERAL_INTEGER,
+    LITERAL_LIST,
+    LITERAL_MAP,
+    LITERAL_STRING,
+    LOCAL_FUNCTION_DECLARATION,
+    LOCAL_FUNCTION_REFERENCE,
+    LOCAL_VARIABLE,
+    LOCAL_VARIABLE_DECLARATION,
+    LOCAL_VARIABLE_REFERENCE,
+    METHOD,
+    METHOD_DECLARATION,
+    METHOD_DECLARATION_STATIC,
+    METHOD_STATIC,
+    PARAMETER,
+    SETTER_DECLARATION,
+    TOP_LEVEL_VARIABLE,
+    PARAMETER_DECLARATION,
+    PARAMETER_REFERENCE,
+    STATIC_FIELD_DECLARATION,
+    STATIC_GETTER_DECLARATION,
+    STATIC_GETTER_REFERENCE,
+    STATIC_METHOD_DECLARATION,
+    STATIC_METHOD_REFERENCE,
+    STATIC_SETTER_DECLARATION,
+    STATIC_SETTER_REFERENCE,
+    TOP_LEVEL_FUNCTION_DECLARATION,
+    TOP_LEVEL_FUNCTION_REFERENCE,
+    TOP_LEVEL_GETTER_DECLARATION,
+    TOP_LEVEL_GETTER_REFERENCE,
+    TOP_LEVEL_SETTER_DECLARATION,
+    TOP_LEVEL_SETTER_REFERENCE,
+    TOP_LEVEL_VARIABLE_DECLARATION,
+    TYPE_NAME_DYNAMIC,
+    TYPE_PARAMETER,
+    UNRESOLVED_INSTANCE_MEMBER_REFERENCE,
+    VALID_STRING_ESCAPE
+  ];
+
+  @override
+  final String name;
+
+  const HighlightRegionType._(this.name);
+
+  factory HighlightRegionType(String name) {
+    switch (name) {
+      case "ANNOTATION":
+        return ANNOTATION;
+      case "BUILT_IN":
+        return BUILT_IN;
+      case "CLASS":
+        return CLASS;
+      case "COMMENT_BLOCK":
+        return COMMENT_BLOCK;
+      case "COMMENT_DOCUMENTATION":
+        return COMMENT_DOCUMENTATION;
+      case "COMMENT_END_OF_LINE":
+        return COMMENT_END_OF_LINE;
+      case "CONSTRUCTOR":
+        return CONSTRUCTOR;
+      case "DIRECTIVE":
+        return DIRECTIVE;
+      case "DYNAMIC_TYPE":
+        return DYNAMIC_TYPE;
+      case "DYNAMIC_LOCAL_VARIABLE_DECLARATION":
+        return DYNAMIC_LOCAL_VARIABLE_DECLARATION;
+      case "DYNAMIC_LOCAL_VARIABLE_REFERENCE":
+        return DYNAMIC_LOCAL_VARIABLE_REFERENCE;
+      case "DYNAMIC_PARAMETER_DECLARATION":
+        return DYNAMIC_PARAMETER_DECLARATION;
+      case "DYNAMIC_PARAMETER_REFERENCE":
+        return DYNAMIC_PARAMETER_REFERENCE;
+      case "ENUM":
+        return ENUM;
+      case "ENUM_CONSTANT":
+        return ENUM_CONSTANT;
+      case "FIELD":
+        return FIELD;
+      case "FIELD_STATIC":
+        return FIELD_STATIC;
+      case "FUNCTION":
+        return FUNCTION;
+      case "FUNCTION_DECLARATION":
+        return FUNCTION_DECLARATION;
+      case "FUNCTION_TYPE_ALIAS":
+        return FUNCTION_TYPE_ALIAS;
+      case "GETTER_DECLARATION":
+        return GETTER_DECLARATION;
+      case "IDENTIFIER_DEFAULT":
+        return IDENTIFIER_DEFAULT;
+      case "IMPORT_PREFIX":
+        return IMPORT_PREFIX;
+      case "INSTANCE_FIELD_DECLARATION":
+        return INSTANCE_FIELD_DECLARATION;
+      case "INSTANCE_FIELD_REFERENCE":
+        return INSTANCE_FIELD_REFERENCE;
+      case "INSTANCE_GETTER_DECLARATION":
+        return INSTANCE_GETTER_DECLARATION;
+      case "INSTANCE_GETTER_REFERENCE":
+        return INSTANCE_GETTER_REFERENCE;
+      case "INSTANCE_METHOD_DECLARATION":
+        return INSTANCE_METHOD_DECLARATION;
+      case "INSTANCE_METHOD_REFERENCE":
+        return INSTANCE_METHOD_REFERENCE;
+      case "INSTANCE_SETTER_DECLARATION":
+        return INSTANCE_SETTER_DECLARATION;
+      case "INSTANCE_SETTER_REFERENCE":
+        return INSTANCE_SETTER_REFERENCE;
+      case "INVALID_STRING_ESCAPE":
+        return INVALID_STRING_ESCAPE;
+      case "KEYWORD":
+        return KEYWORD;
+      case "LABEL":
+        return LABEL;
+      case "LIBRARY_NAME":
+        return LIBRARY_NAME;
+      case "LITERAL_BOOLEAN":
+        return LITERAL_BOOLEAN;
+      case "LITERAL_DOUBLE":
+        return LITERAL_DOUBLE;
+      case "LITERAL_INTEGER":
+        return LITERAL_INTEGER;
+      case "LITERAL_LIST":
+        return LITERAL_LIST;
+      case "LITERAL_MAP":
+        return LITERAL_MAP;
+      case "LITERAL_STRING":
+        return LITERAL_STRING;
+      case "LOCAL_FUNCTION_DECLARATION":
+        return LOCAL_FUNCTION_DECLARATION;
+      case "LOCAL_FUNCTION_REFERENCE":
+        return LOCAL_FUNCTION_REFERENCE;
+      case "LOCAL_VARIABLE":
+        return LOCAL_VARIABLE;
+      case "LOCAL_VARIABLE_DECLARATION":
+        return LOCAL_VARIABLE_DECLARATION;
+      case "LOCAL_VARIABLE_REFERENCE":
+        return LOCAL_VARIABLE_REFERENCE;
+      case "METHOD":
+        return METHOD;
+      case "METHOD_DECLARATION":
+        return METHOD_DECLARATION;
+      case "METHOD_DECLARATION_STATIC":
+        return METHOD_DECLARATION_STATIC;
+      case "METHOD_STATIC":
+        return METHOD_STATIC;
+      case "PARAMETER":
+        return PARAMETER;
+      case "SETTER_DECLARATION":
+        return SETTER_DECLARATION;
+      case "TOP_LEVEL_VARIABLE":
+        return TOP_LEVEL_VARIABLE;
+      case "PARAMETER_DECLARATION":
+        return PARAMETER_DECLARATION;
+      case "PARAMETER_REFERENCE":
+        return PARAMETER_REFERENCE;
+      case "STATIC_FIELD_DECLARATION":
+        return STATIC_FIELD_DECLARATION;
+      case "STATIC_GETTER_DECLARATION":
+        return STATIC_GETTER_DECLARATION;
+      case "STATIC_GETTER_REFERENCE":
+        return STATIC_GETTER_REFERENCE;
+      case "STATIC_METHOD_DECLARATION":
+        return STATIC_METHOD_DECLARATION;
+      case "STATIC_METHOD_REFERENCE":
+        return STATIC_METHOD_REFERENCE;
+      case "STATIC_SETTER_DECLARATION":
+        return STATIC_SETTER_DECLARATION;
+      case "STATIC_SETTER_REFERENCE":
+        return STATIC_SETTER_REFERENCE;
+      case "TOP_LEVEL_FUNCTION_DECLARATION":
+        return TOP_LEVEL_FUNCTION_DECLARATION;
+      case "TOP_LEVEL_FUNCTION_REFERENCE":
+        return TOP_LEVEL_FUNCTION_REFERENCE;
+      case "TOP_LEVEL_GETTER_DECLARATION":
+        return TOP_LEVEL_GETTER_DECLARATION;
+      case "TOP_LEVEL_GETTER_REFERENCE":
+        return TOP_LEVEL_GETTER_REFERENCE;
+      case "TOP_LEVEL_SETTER_DECLARATION":
+        return TOP_LEVEL_SETTER_DECLARATION;
+      case "TOP_LEVEL_SETTER_REFERENCE":
+        return TOP_LEVEL_SETTER_REFERENCE;
+      case "TOP_LEVEL_VARIABLE_DECLARATION":
+        return TOP_LEVEL_VARIABLE_DECLARATION;
+      case "TYPE_NAME_DYNAMIC":
+        return TYPE_NAME_DYNAMIC;
+      case "TYPE_PARAMETER":
+        return TYPE_PARAMETER;
+      case "UNRESOLVED_INSTANCE_MEMBER_REFERENCE":
+        return UNRESOLVED_INSTANCE_MEMBER_REFERENCE;
+      case "VALID_STRING_ESCAPE":
+        return VALID_STRING_ESCAPE;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory HighlightRegionType.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new HighlightRegionType(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "HighlightRegionType", json);
+  }
+
+  @override
+  String toString() => "HighlightRegionType.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * LinkedEditGroup
+ *
+ * {
+ *   "positions": List<Position>
+ *   "length": int
+ *   "suggestions": List<LinkedEditSuggestion>
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class LinkedEditGroup implements HasToJson {
+  List<Position> _positions;
+
+  int _length;
+
+  List<LinkedEditSuggestion> _suggestions;
+
+  /**
+   * The positions of the regions that should be edited simultaneously.
+   */
+  List<Position> get positions => _positions;
+
+  /**
+   * The positions of the regions that should be edited simultaneously.
+   */
+  void set positions(List<Position> value) {
+    assert(value != null);
+    this._positions = value;
+  }
+
+  /**
+   * The length of the regions that should be edited simultaneously.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the regions that should be edited simultaneously.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  /**
+   * Pre-computed suggestions for what every region might want to be changed
+   * to.
+   */
+  List<LinkedEditSuggestion> get suggestions => _suggestions;
+
+  /**
+   * Pre-computed suggestions for what every region might want to be changed
+   * to.
+   */
+  void set suggestions(List<LinkedEditSuggestion> value) {
+    assert(value != null);
+    this._suggestions = value;
+  }
+
+  LinkedEditGroup(List<Position> positions, int length,
+      List<LinkedEditSuggestion> suggestions) {
+    this.positions = positions;
+    this.length = length;
+    this.suggestions = suggestions;
+  }
+
+  factory LinkedEditGroup.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      List<Position> positions;
+      if (json.containsKey("positions")) {
+        positions = jsonDecoder.decodeList(
+            jsonPath + ".positions",
+            json["positions"],
+            (String jsonPath, Object json) =>
+                new Position.fromJson(jsonDecoder, jsonPath, json));
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "positions");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      List<LinkedEditSuggestion> suggestions;
+      if (json.containsKey("suggestions")) {
+        suggestions = jsonDecoder.decodeList(
+            jsonPath + ".suggestions",
+            json["suggestions"],
+            (String jsonPath, Object json) =>
+                new LinkedEditSuggestion.fromJson(jsonDecoder, jsonPath, json));
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "suggestions");
+      }
+      return new LinkedEditGroup(positions, length, suggestions);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "LinkedEditGroup", json);
+    }
+  }
+
+  /**
+   * Construct an empty LinkedEditGroup.
+   */
+  LinkedEditGroup.empty() : this(<Position>[], 0, <LinkedEditSuggestion>[]);
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["positions"] =
+        positions.map((Position value) => value.toJson()).toList();
+    result["length"] = length;
+    result["suggestions"] = suggestions
+        .map((LinkedEditSuggestion value) => value.toJson())
+        .toList();
+    return result;
+  }
+
+  /**
+   * Add a new position and change the length.
+   */
+  void addPosition(Position position, int length) {
+    positions.add(position);
+    this.length = length;
+  }
+
+  /**
+   * Add a new suggestion.
+   */
+  void addSuggestion(LinkedEditSuggestion suggestion) {
+    suggestions.add(suggestion);
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is LinkedEditGroup) {
+      return listEqual(
+              positions, other.positions, (Position a, Position b) => a == b) &&
+          length == other.length &&
+          listEqual(suggestions, other.suggestions,
+              (LinkedEditSuggestion a, LinkedEditSuggestion b) => a == b);
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, positions.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    hash = JenkinsSmiHash.combine(hash, suggestions.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * LinkedEditSuggestion
+ *
+ * {
+ *   "value": String
+ *   "kind": LinkedEditSuggestionKind
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class LinkedEditSuggestion implements HasToJson {
+  String _value;
+
+  LinkedEditSuggestionKind _kind;
+
+  /**
+   * The value that could be used to replace all of the linked edit regions.
+   */
+  String get value => _value;
+
+  /**
+   * The value that could be used to replace all of the linked edit regions.
+   */
+  void set value(String value) {
+    assert(value != null);
+    this._value = value;
+  }
+
+  /**
+   * The kind of value being proposed.
+   */
+  LinkedEditSuggestionKind get kind => _kind;
+
+  /**
+   * The kind of value being proposed.
+   */
+  void set kind(LinkedEditSuggestionKind value) {
+    assert(value != null);
+    this._kind = value;
+  }
+
+  LinkedEditSuggestion(String value, LinkedEditSuggestionKind kind) {
+    this.value = value;
+    this.kind = kind;
+  }
+
+  factory LinkedEditSuggestion.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      String value;
+      if (json.containsKey("value")) {
+        value = jsonDecoder.decodeString(jsonPath + ".value", json["value"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "value");
+      }
+      LinkedEditSuggestionKind kind;
+      if (json.containsKey("kind")) {
+        kind = new LinkedEditSuggestionKind.fromJson(
+            jsonDecoder, jsonPath + ".kind", json["kind"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "kind");
+      }
+      return new LinkedEditSuggestion(value, kind);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "LinkedEditSuggestion", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["value"] = value;
+    result["kind"] = kind.toJson();
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is LinkedEditSuggestion) {
+      return value == other.value && kind == other.kind;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, value.hashCode);
+    hash = JenkinsSmiHash.combine(hash, kind.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * LinkedEditSuggestionKind
+ *
+ * enum {
+ *   METHOD
+ *   PARAMETER
+ *   TYPE
+ *   VARIABLE
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class LinkedEditSuggestionKind implements Enum {
+  static const LinkedEditSuggestionKind METHOD =
+      const LinkedEditSuggestionKind._("METHOD");
+
+  static const LinkedEditSuggestionKind PARAMETER =
+      const LinkedEditSuggestionKind._("PARAMETER");
+
+  static const LinkedEditSuggestionKind TYPE =
+      const LinkedEditSuggestionKind._("TYPE");
+
+  static const LinkedEditSuggestionKind VARIABLE =
+      const LinkedEditSuggestionKind._("VARIABLE");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<LinkedEditSuggestionKind> VALUES =
+      const <LinkedEditSuggestionKind>[METHOD, PARAMETER, TYPE, VARIABLE];
+
+  @override
+  final String name;
+
+  const LinkedEditSuggestionKind._(this.name);
+
+  factory LinkedEditSuggestionKind(String name) {
+    switch (name) {
+      case "METHOD":
+        return METHOD;
+      case "PARAMETER":
+        return PARAMETER;
+      case "TYPE":
+        return TYPE;
+      case "VARIABLE":
+        return VARIABLE;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory LinkedEditSuggestionKind.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new LinkedEditSuggestionKind(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "LinkedEditSuggestionKind", json);
+  }
+
+  @override
+  String toString() => "LinkedEditSuggestionKind.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * Location
+ *
+ * {
+ *   "file": FilePath
+ *   "offset": int
+ *   "length": int
+ *   "startLine": int
+ *   "startColumn": int
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class Location implements HasToJson {
+  String _file;
+
+  int _offset;
+
+  int _length;
+
+  int _startLine;
+
+  int _startColumn;
+
+  /**
+   * The file containing the range.
+   */
+  String get file => _file;
+
+  /**
+   * The file containing the range.
+   */
+  void set file(String value) {
+    assert(value != null);
+    this._file = value;
+  }
+
+  /**
+   * The offset of the range.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the range.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  /**
+   * The length of the range.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the range.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  /**
+   * The one-based index of the line containing the first character of the
+   * range.
+   */
+  int get startLine => _startLine;
+
+  /**
+   * The one-based index of the line containing the first character of the
+   * range.
+   */
+  void set startLine(int value) {
+    assert(value != null);
+    this._startLine = value;
+  }
+
+  /**
+   * The one-based index of the column containing the first character of the
+   * range.
+   */
+  int get startColumn => _startColumn;
+
+  /**
+   * The one-based index of the column containing the first character of the
+   * range.
+   */
+  void set startColumn(int value) {
+    assert(value != null);
+    this._startColumn = value;
+  }
+
+  Location(
+      String file, int offset, int length, int startLine, int startColumn) {
+    this.file = file;
+    this.offset = offset;
+    this.length = length;
+    this.startLine = startLine;
+    this.startColumn = startColumn;
+  }
+
+  factory Location.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      String file;
+      if (json.containsKey("file")) {
+        file = jsonDecoder.decodeString(jsonPath + ".file", json["file"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "file");
+      }
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      int startLine;
+      if (json.containsKey("startLine")) {
+        startLine =
+            jsonDecoder.decodeInt(jsonPath + ".startLine", json["startLine"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "startLine");
+      }
+      int startColumn;
+      if (json.containsKey("startColumn")) {
+        startColumn = jsonDecoder.decodeInt(
+            jsonPath + ".startColumn", json["startColumn"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "startColumn");
+      }
+      return new Location(file, offset, length, startLine, startColumn);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "Location", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["file"] = file;
+    result["offset"] = offset;
+    result["length"] = length;
+    result["startLine"] = startLine;
+    result["startColumn"] = startColumn;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is Location) {
+      return file == other.file &&
+          offset == other.offset &&
+          length == other.length &&
+          startLine == other.startLine &&
+          startColumn == other.startColumn;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, file.hashCode);
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    hash = JenkinsSmiHash.combine(hash, startLine.hashCode);
+    hash = JenkinsSmiHash.combine(hash, startColumn.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * NavigationRegion
+ *
+ * {
+ *   "offset": int
+ *   "length": int
+ *   "targets": List<int>
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class NavigationRegion implements HasToJson {
+  int _offset;
+
+  int _length;
+
+  List<int> _targets;
+
+  /**
+   * The offset of the region from which the user can navigate.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the region from which the user can navigate.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  /**
+   * The length of the region from which the user can navigate.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the region from which the user can navigate.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  /**
+   * The indexes of the targets (in the enclosing navigation response) to which
+   * the given region is bound. By opening the target, clients can implement
+   * one form of navigation. This list cannot be empty.
+   */
+  List<int> get targets => _targets;
+
+  /**
+   * The indexes of the targets (in the enclosing navigation response) to which
+   * the given region is bound. By opening the target, clients can implement
+   * one form of navigation. This list cannot be empty.
+   */
+  void set targets(List<int> value) {
+    assert(value != null);
+    this._targets = value;
+  }
+
+  NavigationRegion(int offset, int length, List<int> targets) {
+    this.offset = offset;
+    this.length = length;
+    this.targets = targets;
+  }
+
+  factory NavigationRegion.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      List<int> targets;
+      if (json.containsKey("targets")) {
+        targets = jsonDecoder.decodeList(
+            jsonPath + ".targets", json["targets"], jsonDecoder.decodeInt);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "targets");
+      }
+      return new NavigationRegion(offset, length, targets);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "NavigationRegion", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["offset"] = offset;
+    result["length"] = length;
+    result["targets"] = targets;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is NavigationRegion) {
+      return offset == other.offset &&
+          length == other.length &&
+          listEqual(targets, other.targets, (int a, int b) => a == b);
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    hash = JenkinsSmiHash.combine(hash, targets.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * NavigationTarget
+ *
+ * {
+ *   "kind": ElementKind
+ *   "fileIndex": int
+ *   "offset": int
+ *   "length": int
+ *   "startLine": int
+ *   "startColumn": int
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class NavigationTarget implements HasToJson {
+  ElementKind _kind;
+
+  int _fileIndex;
+
+  int _offset;
+
+  int _length;
+
+  int _startLine;
+
+  int _startColumn;
+
+  /**
+   * The kind of the element.
+   */
+  ElementKind get kind => _kind;
+
+  /**
+   * The kind of the element.
+   */
+  void set kind(ElementKind value) {
+    assert(value != null);
+    this._kind = value;
+  }
+
+  /**
+   * The index of the file (in the enclosing navigation response) to navigate
+   * to.
+   */
+  int get fileIndex => _fileIndex;
+
+  /**
+   * The index of the file (in the enclosing navigation response) to navigate
+   * to.
+   */
+  void set fileIndex(int value) {
+    assert(value != null);
+    this._fileIndex = value;
+  }
+
+  /**
+   * The offset of the region to which the user can navigate.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the region to which the user can navigate.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  /**
+   * The length of the region to which the user can navigate.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the region to which the user can navigate.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  /**
+   * The one-based index of the line containing the first character of the
+   * region.
+   */
+  int get startLine => _startLine;
+
+  /**
+   * The one-based index of the line containing the first character of the
+   * region.
+   */
+  void set startLine(int value) {
+    assert(value != null);
+    this._startLine = value;
+  }
+
+  /**
+   * The one-based index of the column containing the first character of the
+   * region.
+   */
+  int get startColumn => _startColumn;
+
+  /**
+   * The one-based index of the column containing the first character of the
+   * region.
+   */
+  void set startColumn(int value) {
+    assert(value != null);
+    this._startColumn = value;
+  }
+
+  NavigationTarget(ElementKind kind, int fileIndex, int offset, int length,
+      int startLine, int startColumn) {
+    this.kind = kind;
+    this.fileIndex = fileIndex;
+    this.offset = offset;
+    this.length = length;
+    this.startLine = startLine;
+    this.startColumn = startColumn;
+  }
+
+  factory NavigationTarget.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      ElementKind kind;
+      if (json.containsKey("kind")) {
+        kind = new ElementKind.fromJson(
+            jsonDecoder, jsonPath + ".kind", json["kind"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "kind");
+      }
+      int fileIndex;
+      if (json.containsKey("fileIndex")) {
+        fileIndex =
+            jsonDecoder.decodeInt(jsonPath + ".fileIndex", json["fileIndex"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "fileIndex");
+      }
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      int startLine;
+      if (json.containsKey("startLine")) {
+        startLine =
+            jsonDecoder.decodeInt(jsonPath + ".startLine", json["startLine"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "startLine");
+      }
+      int startColumn;
+      if (json.containsKey("startColumn")) {
+        startColumn = jsonDecoder.decodeInt(
+            jsonPath + ".startColumn", json["startColumn"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "startColumn");
+      }
+      return new NavigationTarget(
+          kind, fileIndex, offset, length, startLine, startColumn);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "NavigationTarget", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["kind"] = kind.toJson();
+    result["fileIndex"] = fileIndex;
+    result["offset"] = offset;
+    result["length"] = length;
+    result["startLine"] = startLine;
+    result["startColumn"] = startColumn;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is NavigationTarget) {
+      return kind == other.kind &&
+          fileIndex == other.fileIndex &&
+          offset == other.offset &&
+          length == other.length &&
+          startLine == other.startLine &&
+          startColumn == other.startColumn;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, kind.hashCode);
+    hash = JenkinsSmiHash.combine(hash, fileIndex.hashCode);
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    hash = JenkinsSmiHash.combine(hash, startLine.hashCode);
+    hash = JenkinsSmiHash.combine(hash, startColumn.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * Occurrences
+ *
+ * {
+ *   "element": Element
+ *   "offsets": List<int>
+ *   "length": int
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class Occurrences implements HasToJson {
+  Element _element;
+
+  List<int> _offsets;
+
+  int _length;
+
+  /**
+   * The element that was referenced.
+   */
+  Element get element => _element;
+
+  /**
+   * The element that was referenced.
+   */
+  void set element(Element value) {
+    assert(value != null);
+    this._element = value;
+  }
+
+  /**
+   * The offsets of the name of the referenced element within the file.
+   */
+  List<int> get offsets => _offsets;
+
+  /**
+   * The offsets of the name of the referenced element within the file.
+   */
+  void set offsets(List<int> value) {
+    assert(value != null);
+    this._offsets = value;
+  }
+
+  /**
+   * The length of the name of the referenced element.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the name of the referenced element.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  Occurrences(Element element, List<int> offsets, int length) {
+    this.element = element;
+    this.offsets = offsets;
+    this.length = length;
+  }
+
+  factory Occurrences.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      Element element;
+      if (json.containsKey("element")) {
+        element = new Element.fromJson(
+            jsonDecoder, jsonPath + ".element", json["element"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "element");
+      }
+      List<int> offsets;
+      if (json.containsKey("offsets")) {
+        offsets = jsonDecoder.decodeList(
+            jsonPath + ".offsets", json["offsets"], jsonDecoder.decodeInt);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offsets");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      return new Occurrences(element, offsets, length);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "Occurrences", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["element"] = element.toJson();
+    result["offsets"] = offsets;
+    result["length"] = length;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is Occurrences) {
+      return element == other.element &&
+          listEqual(offsets, other.offsets, (int a, int b) => a == b) &&
+          length == other.length;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, element.hashCode);
+    hash = JenkinsSmiHash.combine(hash, offsets.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * Outline
+ *
+ * {
+ *   "element": Element
+ *   "offset": int
+ *   "length": int
+ *   "children": optional List<Outline>
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class Outline implements HasToJson {
+  Element _element;
+
+  int _offset;
+
+  int _length;
+
+  List<Outline> _children;
+
+  /**
+   * A description of the element represented by this node.
+   */
+  Element get element => _element;
+
+  /**
+   * A description of the element represented by this node.
+   */
+  void set element(Element value) {
+    assert(value != null);
+    this._element = value;
+  }
+
+  /**
+   * The offset of the first character of the element. This is different than
+   * the offset in the Element, which is the offset of the name of the element.
+   * It can be used, for example, to map locations in the file back to an
+   * outline.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the first character of the element. This is different than
+   * the offset in the Element, which is the offset of the name of the element.
+   * It can be used, for example, to map locations in the file back to an
+   * outline.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  /**
+   * The length of the element.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the element.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  /**
+   * The children of the node. The field will be omitted if the node has no
+   * children.
+   */
+  List<Outline> get children => _children;
+
+  /**
+   * The children of the node. The field will be omitted if the node has no
+   * children.
+   */
+  void set children(List<Outline> value) {
+    this._children = value;
+  }
+
+  Outline(Element element, int offset, int length, {List<Outline> children}) {
+    this.element = element;
+    this.offset = offset;
+    this.length = length;
+    this.children = children;
+  }
+
+  factory Outline.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      Element element;
+      if (json.containsKey("element")) {
+        element = new Element.fromJson(
+            jsonDecoder, jsonPath + ".element", json["element"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "element");
+      }
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      List<Outline> children;
+      if (json.containsKey("children")) {
+        children = jsonDecoder.decodeList(
+            jsonPath + ".children",
+            json["children"],
+            (String jsonPath, Object json) =>
+                new Outline.fromJson(jsonDecoder, jsonPath, json));
+      }
+      return new Outline(element, offset, length, children: children);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "Outline", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["element"] = element.toJson();
+    result["offset"] = offset;
+    result["length"] = length;
+    if (children != null) {
+      result["children"] =
+          children.map((Outline value) => value.toJson()).toList();
+    }
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is Outline) {
+      return element == other.element &&
+          offset == other.offset &&
+          length == other.length &&
+          listEqual(children, other.children, (Outline a, Outline b) => a == b);
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, element.hashCode);
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    hash = JenkinsSmiHash.combine(hash, children.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * Position
+ *
+ * {
+ *   "file": FilePath
+ *   "offset": int
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class Position implements HasToJson {
+  String _file;
+
+  int _offset;
+
+  /**
+   * The file containing the position.
+   */
+  String get file => _file;
+
+  /**
+   * The file containing the position.
+   */
+  void set file(String value) {
+    assert(value != null);
+    this._file = value;
+  }
+
+  /**
+   * The offset of the position.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the position.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  Position(String file, int offset) {
+    this.file = file;
+    this.offset = offset;
+  }
+
+  factory Position.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      String file;
+      if (json.containsKey("file")) {
+        file = jsonDecoder.decodeString(jsonPath + ".file", json["file"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "file");
+      }
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      return new Position(file, offset);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "Position", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["file"] = file;
+    result["offset"] = offset;
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is Position) {
+      return file == other.file && offset == other.offset;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, file.hashCode);
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * RefactoringFeedback
+ *
+ * {
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RefactoringFeedback implements HasToJson {
+  RefactoringFeedback();
+
+  factory RefactoringFeedback.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json, Map responseJson) {
+    return refactoringFeedbackFromJson(
+        jsonDecoder, jsonPath, json, responseJson);
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is RefactoringFeedback) {
+      return true;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * RefactoringKind
+ *
+ * enum {
+ *   CONVERT_GETTER_TO_METHOD
+ *   CONVERT_METHOD_TO_GETTER
+ *   EXTRACT_LOCAL_VARIABLE
+ *   EXTRACT_METHOD
+ *   INLINE_LOCAL_VARIABLE
+ *   INLINE_METHOD
+ *   MOVE_FILE
+ *   RENAME
+ *   SORT_MEMBERS
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RefactoringKind implements Enum {
+  static const RefactoringKind CONVERT_GETTER_TO_METHOD =
+      const RefactoringKind._("CONVERT_GETTER_TO_METHOD");
+
+  static const RefactoringKind CONVERT_METHOD_TO_GETTER =
+      const RefactoringKind._("CONVERT_METHOD_TO_GETTER");
+
+  static const RefactoringKind EXTRACT_LOCAL_VARIABLE =
+      const RefactoringKind._("EXTRACT_LOCAL_VARIABLE");
+
+  static const RefactoringKind EXTRACT_METHOD =
+      const RefactoringKind._("EXTRACT_METHOD");
+
+  static const RefactoringKind INLINE_LOCAL_VARIABLE =
+      const RefactoringKind._("INLINE_LOCAL_VARIABLE");
+
+  static const RefactoringKind INLINE_METHOD =
+      const RefactoringKind._("INLINE_METHOD");
+
+  static const RefactoringKind MOVE_FILE = const RefactoringKind._("MOVE_FILE");
+
+  static const RefactoringKind RENAME = const RefactoringKind._("RENAME");
+
+  static const RefactoringKind SORT_MEMBERS =
+      const RefactoringKind._("SORT_MEMBERS");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<RefactoringKind> VALUES = const <RefactoringKind>[
+    CONVERT_GETTER_TO_METHOD,
+    CONVERT_METHOD_TO_GETTER,
+    EXTRACT_LOCAL_VARIABLE,
+    EXTRACT_METHOD,
+    INLINE_LOCAL_VARIABLE,
+    INLINE_METHOD,
+    MOVE_FILE,
+    RENAME,
+    SORT_MEMBERS
+  ];
+
+  @override
+  final String name;
+
+  const RefactoringKind._(this.name);
+
+  factory RefactoringKind(String name) {
+    switch (name) {
+      case "CONVERT_GETTER_TO_METHOD":
+        return CONVERT_GETTER_TO_METHOD;
+      case "CONVERT_METHOD_TO_GETTER":
+        return CONVERT_METHOD_TO_GETTER;
+      case "EXTRACT_LOCAL_VARIABLE":
+        return EXTRACT_LOCAL_VARIABLE;
+      case "EXTRACT_METHOD":
+        return EXTRACT_METHOD;
+      case "INLINE_LOCAL_VARIABLE":
+        return INLINE_LOCAL_VARIABLE;
+      case "INLINE_METHOD":
+        return INLINE_METHOD;
+      case "MOVE_FILE":
+        return MOVE_FILE;
+      case "RENAME":
+        return RENAME;
+      case "SORT_MEMBERS":
+        return SORT_MEMBERS;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory RefactoringKind.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new RefactoringKind(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "RefactoringKind", json);
+  }
+
+  @override
+  String toString() => "RefactoringKind.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * RefactoringMethodParameter
+ *
+ * {
+ *   "id": optional String
+ *   "kind": RefactoringMethodParameterKind
+ *   "type": String
+ *   "name": String
+ *   "parameters": optional String
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RefactoringMethodParameter implements HasToJson {
+  String _id;
+
+  RefactoringMethodParameterKind _kind;
+
+  String _type;
+
+  String _name;
+
+  String _parameters;
+
+  /**
+   * The unique identifier of the parameter. Clients may omit this field for
+   * the parameters they want to add.
+   */
+  String get id => _id;
+
+  /**
+   * The unique identifier of the parameter. Clients may omit this field for
+   * the parameters they want to add.
+   */
+  void set id(String value) {
+    this._id = value;
+  }
+
+  /**
+   * The kind of the parameter.
+   */
+  RefactoringMethodParameterKind get kind => _kind;
+
+  /**
+   * The kind of the parameter.
+   */
+  void set kind(RefactoringMethodParameterKind value) {
+    assert(value != null);
+    this._kind = value;
+  }
+
+  /**
+   * The type that should be given to the parameter, or the return type of the
+   * parameter's function type.
+   */
+  String get type => _type;
+
+  /**
+   * The type that should be given to the parameter, or the return type of the
+   * parameter's function type.
+   */
+  void set type(String value) {
+    assert(value != null);
+    this._type = value;
+  }
+
+  /**
+   * The name that should be given to the parameter.
+   */
+  String get name => _name;
+
+  /**
+   * The name that should be given to the parameter.
+   */
+  void set name(String value) {
+    assert(value != null);
+    this._name = value;
+  }
+
+  /**
+   * The parameter list of the parameter's function type. If the parameter is
+   * not of a function type, this field will not be defined. If the function
+   * type has zero parameters, this field will have a value of '()'.
+   */
+  String get parameters => _parameters;
+
+  /**
+   * The parameter list of the parameter's function type. If the parameter is
+   * not of a function type, this field will not be defined. If the function
+   * type has zero parameters, this field will have a value of '()'.
+   */
+  void set parameters(String value) {
+    this._parameters = value;
+  }
+
+  RefactoringMethodParameter(
+      RefactoringMethodParameterKind kind, String type, String name,
+      {String id, String parameters}) {
+    this.id = id;
+    this.kind = kind;
+    this.type = type;
+    this.name = name;
+    this.parameters = parameters;
+  }
+
+  factory RefactoringMethodParameter.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      String id;
+      if (json.containsKey("id")) {
+        id = jsonDecoder.decodeString(jsonPath + ".id", json["id"]);
+      }
+      RefactoringMethodParameterKind kind;
+      if (json.containsKey("kind")) {
+        kind = new RefactoringMethodParameterKind.fromJson(
+            jsonDecoder, jsonPath + ".kind", json["kind"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "kind");
+      }
+      String type;
+      if (json.containsKey("type")) {
+        type = jsonDecoder.decodeString(jsonPath + ".type", json["type"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "type");
+      }
+      String name;
+      if (json.containsKey("name")) {
+        name = jsonDecoder.decodeString(jsonPath + ".name", json["name"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "name");
+      }
+      String parameters;
+      if (json.containsKey("parameters")) {
+        parameters = jsonDecoder.decodeString(
+            jsonPath + ".parameters", json["parameters"]);
+      }
+      return new RefactoringMethodParameter(kind, type, name,
+          id: id, parameters: parameters);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "RefactoringMethodParameter", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    if (id != null) {
+      result["id"] = id;
+    }
+    result["kind"] = kind.toJson();
+    result["type"] = type;
+    result["name"] = name;
+    if (parameters != null) {
+      result["parameters"] = parameters;
+    }
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is RefactoringMethodParameter) {
+      return id == other.id &&
+          kind == other.kind &&
+          type == other.type &&
+          name == other.name &&
+          parameters == other.parameters;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, id.hashCode);
+    hash = JenkinsSmiHash.combine(hash, kind.hashCode);
+    hash = JenkinsSmiHash.combine(hash, type.hashCode);
+    hash = JenkinsSmiHash.combine(hash, name.hashCode);
+    hash = JenkinsSmiHash.combine(hash, parameters.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * RefactoringMethodParameterKind
+ *
+ * enum {
+ *   REQUIRED
+ *   POSITIONAL
+ *   NAMED
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RefactoringMethodParameterKind implements Enum {
+  static const RefactoringMethodParameterKind REQUIRED =
+      const RefactoringMethodParameterKind._("REQUIRED");
+
+  static const RefactoringMethodParameterKind POSITIONAL =
+      const RefactoringMethodParameterKind._("POSITIONAL");
+
+  static const RefactoringMethodParameterKind NAMED =
+      const RefactoringMethodParameterKind._("NAMED");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<RefactoringMethodParameterKind> VALUES =
+      const <RefactoringMethodParameterKind>[REQUIRED, POSITIONAL, NAMED];
+
+  @override
+  final String name;
+
+  const RefactoringMethodParameterKind._(this.name);
+
+  factory RefactoringMethodParameterKind(String name) {
+    switch (name) {
+      case "REQUIRED":
+        return REQUIRED;
+      case "POSITIONAL":
+        return POSITIONAL;
+      case "NAMED":
+        return NAMED;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory RefactoringMethodParameterKind.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new RefactoringMethodParameterKind(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(
+        jsonPath, "RefactoringMethodParameterKind", json);
+  }
+
+  @override
+  String toString() => "RefactoringMethodParameterKind.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * RefactoringOptions
+ *
+ * {
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RefactoringOptions implements HasToJson {
+  RefactoringOptions();
+
+  factory RefactoringOptions.fromJson(JsonDecoder jsonDecoder, String jsonPath,
+      Object json, RefactoringKind kind) {
+    return refactoringOptionsFromJson(jsonDecoder, jsonPath, json, kind);
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is RefactoringOptions) {
+      return true;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * RefactoringProblem
+ *
+ * {
+ *   "severity": RefactoringProblemSeverity
+ *   "message": String
+ *   "location": optional Location
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RefactoringProblem implements HasToJson {
+  RefactoringProblemSeverity _severity;
+
+  String _message;
+
+  Location _location;
+
+  /**
+   * The severity of the problem being represented.
+   */
+  RefactoringProblemSeverity get severity => _severity;
+
+  /**
+   * The severity of the problem being represented.
+   */
+  void set severity(RefactoringProblemSeverity value) {
+    assert(value != null);
+    this._severity = value;
+  }
+
+  /**
+   * A human-readable description of the problem being represented.
+   */
+  String get message => _message;
+
+  /**
+   * A human-readable description of the problem being represented.
+   */
+  void set message(String value) {
+    assert(value != null);
+    this._message = value;
+  }
+
+  /**
+   * The location of the problem being represented. This field is omitted
+   * unless there is a specific location associated with the problem (such as a
+   * location where an element being renamed will be shadowed).
+   */
+  Location get location => _location;
+
+  /**
+   * The location of the problem being represented. This field is omitted
+   * unless there is a specific location associated with the problem (such as a
+   * location where an element being renamed will be shadowed).
+   */
+  void set location(Location value) {
+    this._location = value;
+  }
+
+  RefactoringProblem(RefactoringProblemSeverity severity, String message,
+      {Location location}) {
+    this.severity = severity;
+    this.message = message;
+    this.location = location;
+  }
+
+  factory RefactoringProblem.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      RefactoringProblemSeverity severity;
+      if (json.containsKey("severity")) {
+        severity = new RefactoringProblemSeverity.fromJson(
+            jsonDecoder, jsonPath + ".severity", json["severity"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "severity");
+      }
+      String message;
+      if (json.containsKey("message")) {
+        message =
+            jsonDecoder.decodeString(jsonPath + ".message", json["message"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "message");
+      }
+      Location location;
+      if (json.containsKey("location")) {
+        location = new Location.fromJson(
+            jsonDecoder, jsonPath + ".location", json["location"]);
+      }
+      return new RefactoringProblem(severity, message, location: location);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "RefactoringProblem", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["severity"] = severity.toJson();
+    result["message"] = message;
+    if (location != null) {
+      result["location"] = location.toJson();
+    }
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is RefactoringProblem) {
+      return severity == other.severity &&
+          message == other.message &&
+          location == other.location;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, severity.hashCode);
+    hash = JenkinsSmiHash.combine(hash, message.hashCode);
+    hash = JenkinsSmiHash.combine(hash, location.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * RefactoringProblemSeverity
+ *
+ * enum {
+ *   INFO
+ *   WARNING
+ *   ERROR
+ *   FATAL
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RefactoringProblemSeverity implements Enum {
+  /**
+   * A minor code problem. No example, because it is not used yet.
+   */
+  static const RefactoringProblemSeverity INFO =
+      const RefactoringProblemSeverity._("INFO");
+
+  /**
+   * A minor code problem. For example names of local variables should be camel
+   * case and start with a lower case letter. Staring the name of a variable
+   * with an upper case is OK from the language point of view, but it is nice
+   * to warn the user.
+   */
+  static const RefactoringProblemSeverity WARNING =
+      const RefactoringProblemSeverity._("WARNING");
+
+  /**
+   * The refactoring technically can be performed, but there is a logical
+   * problem. For example the name of a local variable being extracted
+   * conflicts with another name in the scope, or duplicate parameter names in
+   * the method being extracted, or a conflict between a parameter name and a
+   * local variable, etc. In some cases the location of the problem is also
+   * provided, so the IDE can show user the location and the problem, and let
+   * the user decide whether they want to perform the refactoring. For example
+   * the name conflict might be expected, and the user wants to fix it
+   * afterwards.
+   */
+  static const RefactoringProblemSeverity ERROR =
+      const RefactoringProblemSeverity._("ERROR");
+
+  /**
+   * A fatal error, which prevents performing the refactoring. For example the
+   * name of a local variable being extracted is not a valid identifier, or
+   * selection is not a valid expression.
+   */
+  static const RefactoringProblemSeverity FATAL =
+      const RefactoringProblemSeverity._("FATAL");
+
+  /**
+   * A list containing all of the enum values that are defined.
+   */
+  static const List<RefactoringProblemSeverity> VALUES =
+      const <RefactoringProblemSeverity>[INFO, WARNING, ERROR, FATAL];
+
+  @override
+  final String name;
+
+  const RefactoringProblemSeverity._(this.name);
+
+  factory RefactoringProblemSeverity(String name) {
+    switch (name) {
+      case "INFO":
+        return INFO;
+      case "WARNING":
+        return WARNING;
+      case "ERROR":
+        return ERROR;
+      case "FATAL":
+        return FATAL;
+    }
+    throw new Exception('Illegal enum value: $name');
+  }
+
+  factory RefactoringProblemSeverity.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json is String) {
+      try {
+        return new RefactoringProblemSeverity(json);
+      } catch (_) {
+        // Fall through
+      }
+    }
+    throw jsonDecoder.mismatch(jsonPath, "RefactoringProblemSeverity", json);
+  }
+
+  /**
+   * Returns the [RefactoringProblemSeverity] with the maximal severity.
+   */
+  static RefactoringProblemSeverity max(
+          RefactoringProblemSeverity a, RefactoringProblemSeverity b) =>
+      maxRefactoringProblemSeverity(a, b);
+
+  @override
+  String toString() => "RefactoringProblemSeverity.$name";
+
+  String toJson() => name;
+}
+
+/**
+ * RemoveContentOverlay
+ *
+ * {
+ *   "type": "remove"
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class RemoveContentOverlay implements HasToJson {
+  RemoveContentOverlay();
+
+  factory RemoveContentOverlay.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      if (json["type"] != "remove") {
+        throw jsonDecoder.mismatch(jsonPath, "equal " + "remove", json);
+      }
+      return new RemoveContentOverlay();
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "RemoveContentOverlay", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["type"] = "remove";
+    return result;
+  }
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is RemoveContentOverlay) {
+      return true;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, 114870849);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * SourceChange
+ *
+ * {
+ *   "message": String
+ *   "edits": List<SourceFileEdit>
+ *   "linkedEditGroups": List<LinkedEditGroup>
+ *   "selection": optional Position
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class SourceChange implements HasToJson {
+  String _message;
+
+  List<SourceFileEdit> _edits;
+
+  List<LinkedEditGroup> _linkedEditGroups;
+
+  Position _selection;
+
+  /**
+   * A human-readable description of the change to be applied.
+   */
+  String get message => _message;
+
+  /**
+   * A human-readable description of the change to be applied.
+   */
+  void set message(String value) {
+    assert(value != null);
+    this._message = value;
+  }
+
+  /**
+   * A list of the edits used to effect the change, grouped by file.
+   */
+  List<SourceFileEdit> get edits => _edits;
+
+  /**
+   * A list of the edits used to effect the change, grouped by file.
+   */
+  void set edits(List<SourceFileEdit> value) {
+    assert(value != null);
+    this._edits = value;
+  }
+
+  /**
+   * A list of the linked editing groups used to customize the changes that
+   * were made.
+   */
+  List<LinkedEditGroup> get linkedEditGroups => _linkedEditGroups;
+
+  /**
+   * A list of the linked editing groups used to customize the changes that
+   * were made.
+   */
+  void set linkedEditGroups(List<LinkedEditGroup> value) {
+    assert(value != null);
+    this._linkedEditGroups = value;
+  }
+
+  /**
+   * The position that should be selected after the edits have been applied.
+   */
+  Position get selection => _selection;
+
+  /**
+   * The position that should be selected after the edits have been applied.
+   */
+  void set selection(Position value) {
+    this._selection = value;
+  }
+
+  SourceChange(String message,
+      {List<SourceFileEdit> edits,
+      List<LinkedEditGroup> linkedEditGroups,
+      Position selection}) {
+    this.message = message;
+    if (edits == null) {
+      this.edits = <SourceFileEdit>[];
+    } else {
+      this.edits = edits;
+    }
+    if (linkedEditGroups == null) {
+      this.linkedEditGroups = <LinkedEditGroup>[];
+    } else {
+      this.linkedEditGroups = linkedEditGroups;
+    }
+    this.selection = selection;
+  }
+
+  factory SourceChange.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      String message;
+      if (json.containsKey("message")) {
+        message =
+            jsonDecoder.decodeString(jsonPath + ".message", json["message"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "message");
+      }
+      List<SourceFileEdit> edits;
+      if (json.containsKey("edits")) {
+        edits = jsonDecoder.decodeList(
+            jsonPath + ".edits",
+            json["edits"],
+            (String jsonPath, Object json) =>
+                new SourceFileEdit.fromJson(jsonDecoder, jsonPath, json));
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "edits");
+      }
+      List<LinkedEditGroup> linkedEditGroups;
+      if (json.containsKey("linkedEditGroups")) {
+        linkedEditGroups = jsonDecoder.decodeList(
+            jsonPath + ".linkedEditGroups",
+            json["linkedEditGroups"],
+            (String jsonPath, Object json) =>
+                new LinkedEditGroup.fromJson(jsonDecoder, jsonPath, json));
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "linkedEditGroups");
+      }
+      Position selection;
+      if (json.containsKey("selection")) {
+        selection = new Position.fromJson(
+            jsonDecoder, jsonPath + ".selection", json["selection"]);
+      }
+      return new SourceChange(message,
+          edits: edits,
+          linkedEditGroups: linkedEditGroups,
+          selection: selection);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "SourceChange", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["message"] = message;
+    result["edits"] =
+        edits.map((SourceFileEdit value) => value.toJson()).toList();
+    result["linkedEditGroups"] = linkedEditGroups
+        .map((LinkedEditGroup value) => value.toJson())
+        .toList();
+    if (selection != null) {
+      result["selection"] = selection.toJson();
+    }
+    return result;
+  }
+
+  /**
+   * Adds [edit] to the [FileEdit] for the given [file].
+   */
+  void addEdit(String file, int fileStamp, SourceEdit edit) =>
+      addEditToSourceChange(this, file, fileStamp, edit);
+
+  /**
+   * Adds the given [FileEdit].
+   */
+  void addFileEdit(SourceFileEdit edit) {
+    edits.add(edit);
+  }
+
+  /**
+   * Adds the given [LinkedEditGroup].
+   */
+  void addLinkedEditGroup(LinkedEditGroup linkedEditGroup) {
+    linkedEditGroups.add(linkedEditGroup);
+  }
+
+  /**
+   * Returns the [FileEdit] for the given [file], maybe `null`.
+   */
+  SourceFileEdit getFileEdit(String file) => getChangeFileEdit(this, file);
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is SourceChange) {
+      return message == other.message &&
+          listEqual(edits, other.edits,
+              (SourceFileEdit a, SourceFileEdit b) => a == b) &&
+          listEqual(linkedEditGroups, other.linkedEditGroups,
+              (LinkedEditGroup a, LinkedEditGroup b) => a == b) &&
+          selection == other.selection;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, message.hashCode);
+    hash = JenkinsSmiHash.combine(hash, edits.hashCode);
+    hash = JenkinsSmiHash.combine(hash, linkedEditGroups.hashCode);
+    hash = JenkinsSmiHash.combine(hash, selection.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * SourceEdit
+ *
+ * {
+ *   "offset": int
+ *   "length": int
+ *   "replacement": String
+ *   "id": optional String
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class SourceEdit implements HasToJson {
+  /**
+   * Get the result of applying a set of [edits] to the given [code]. Edits are
+   * applied in the order they appear in [edits].
+   */
+  static String applySequence(String code, Iterable<SourceEdit> edits) =>
+      applySequenceOfEdits(code, edits);
+
+  int _offset;
+
+  int _length;
+
+  String _replacement;
+
+  String _id;
+
+  /**
+   * The offset of the region to be modified.
+   */
+  int get offset => _offset;
+
+  /**
+   * The offset of the region to be modified.
+   */
+  void set offset(int value) {
+    assert(value != null);
+    this._offset = value;
+  }
+
+  /**
+   * The length of the region to be modified.
+   */
+  int get length => _length;
+
+  /**
+   * The length of the region to be modified.
+   */
+  void set length(int value) {
+    assert(value != null);
+    this._length = value;
+  }
+
+  /**
+   * The code that is to replace the specified region in the original code.
+   */
+  String get replacement => _replacement;
+
+  /**
+   * The code that is to replace the specified region in the original code.
+   */
+  void set replacement(String value) {
+    assert(value != null);
+    this._replacement = value;
+  }
+
+  /**
+   * An identifier that uniquely identifies this source edit from other edits
+   * in the same response. This field is omitted unless a containing structure
+   * needs to be able to identify the edit for some reason.
+   *
+   * For example, some refactoring operations can produce edits that might not
+   * be appropriate (referred to as potential edits). Such edits will have an
+   * id so that they can be referenced. Edits in the same response that do not
+   * need to be referenced will not have an id.
+   */
+  String get id => _id;
+
+  /**
+   * An identifier that uniquely identifies this source edit from other edits
+   * in the same response. This field is omitted unless a containing structure
+   * needs to be able to identify the edit for some reason.
+   *
+   * For example, some refactoring operations can produce edits that might not
+   * be appropriate (referred to as potential edits). Such edits will have an
+   * id so that they can be referenced. Edits in the same response that do not
+   * need to be referenced will not have an id.
+   */
+  void set id(String value) {
+    this._id = value;
+  }
+
+  SourceEdit(int offset, int length, String replacement, {String id}) {
+    this.offset = offset;
+    this.length = length;
+    this.replacement = replacement;
+    this.id = id;
+  }
+
+  factory SourceEdit.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      int offset;
+      if (json.containsKey("offset")) {
+        offset = jsonDecoder.decodeInt(jsonPath + ".offset", json["offset"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "offset");
+      }
+      int length;
+      if (json.containsKey("length")) {
+        length = jsonDecoder.decodeInt(jsonPath + ".length", json["length"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "length");
+      }
+      String replacement;
+      if (json.containsKey("replacement")) {
+        replacement = jsonDecoder.decodeString(
+            jsonPath + ".replacement", json["replacement"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "replacement");
+      }
+      String id;
+      if (json.containsKey("id")) {
+        id = jsonDecoder.decodeString(jsonPath + ".id", json["id"]);
+      }
+      return new SourceEdit(offset, length, replacement, id: id);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "SourceEdit", json);
+    }
+  }
+
+  /**
+   * The end of the region to be modified.
+   */
+  int get end => offset + length;
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["offset"] = offset;
+    result["length"] = length;
+    result["replacement"] = replacement;
+    if (id != null) {
+      result["id"] = id;
+    }
+    return result;
+  }
+
+  /**
+   * Get the result of applying the edit to the given [code].
+   */
+  String apply(String code) => applyEdit(code, this);
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is SourceEdit) {
+      return offset == other.offset &&
+          length == other.length &&
+          replacement == other.replacement &&
+          id == other.id;
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, offset.hashCode);
+    hash = JenkinsSmiHash.combine(hash, length.hashCode);
+    hash = JenkinsSmiHash.combine(hash, replacement.hashCode);
+    hash = JenkinsSmiHash.combine(hash, id.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}
+
+/**
+ * SourceFileEdit
+ *
+ * {
+ *   "file": FilePath
+ *   "fileStamp": long
+ *   "edits": List<SourceEdit>
+ * }
+ *
+ * Clients may not extend, implement or mix-in this class.
+ */
+class SourceFileEdit implements HasToJson {
+  String _file;
+
+  int _fileStamp;
+
+  List<SourceEdit> _edits;
+
+  /**
+   * The file containing the code to be modified.
+   */
+  String get file => _file;
+
+  /**
+   * The file containing the code to be modified.
+   */
+  void set file(String value) {
+    assert(value != null);
+    this._file = value;
+  }
+
+  /**
+   * The modification stamp of the file at the moment when the change was
+   * created, in milliseconds since the "Unix epoch". Will be -1 if the file
+   * did not exist and should be created. The client may use this field to make
+   * sure that the file was not changed since then, so it is safe to apply the
+   * change.
+   */
+  int get fileStamp => _fileStamp;
+
+  /**
+   * The modification stamp of the file at the moment when the change was
+   * created, in milliseconds since the "Unix epoch". Will be -1 if the file
+   * did not exist and should be created. The client may use this field to make
+   * sure that the file was not changed since then, so it is safe to apply the
+   * change.
+   */
+  void set fileStamp(int value) {
+    assert(value != null);
+    this._fileStamp = value;
+  }
+
+  /**
+   * A list of the edits used to effect the change.
+   */
+  List<SourceEdit> get edits => _edits;
+
+  /**
+   * A list of the edits used to effect the change.
+   */
+  void set edits(List<SourceEdit> value) {
+    assert(value != null);
+    this._edits = value;
+  }
+
+  SourceFileEdit(String file, int fileStamp, {List<SourceEdit> edits}) {
+    this.file = file;
+    this.fileStamp = fileStamp;
+    if (edits == null) {
+      this.edits = <SourceEdit>[];
+    } else {
+      this.edits = edits;
+    }
+  }
+
+  factory SourceFileEdit.fromJson(
+      JsonDecoder jsonDecoder, String jsonPath, Object json) {
+    if (json == null) {
+      json = {};
+    }
+    if (json is Map) {
+      String file;
+      if (json.containsKey("file")) {
+        file = jsonDecoder.decodeString(jsonPath + ".file", json["file"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "file");
+      }
+      int fileStamp;
+      if (json.containsKey("fileStamp")) {
+        fileStamp =
+            jsonDecoder.decodeInt(jsonPath + ".fileStamp", json["fileStamp"]);
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "fileStamp");
+      }
+      List<SourceEdit> edits;
+      if (json.containsKey("edits")) {
+        edits = jsonDecoder.decodeList(
+            jsonPath + ".edits",
+            json["edits"],
+            (String jsonPath, Object json) =>
+                new SourceEdit.fromJson(jsonDecoder, jsonPath, json));
+      } else {
+        throw jsonDecoder.mismatch(jsonPath, "edits");
+      }
+      return new SourceFileEdit(file, fileStamp, edits: edits);
+    } else {
+      throw jsonDecoder.mismatch(jsonPath, "SourceFileEdit", json);
+    }
+  }
+
+  @override
+  Map<String, dynamic> toJson() {
+    Map<String, dynamic> result = {};
+    result["file"] = file;
+    result["fileStamp"] = fileStamp;
+    result["edits"] = edits.map((SourceEdit value) => value.toJson()).toList();
+    return result;
+  }
+
+  /**
+   * Adds the given [Edit] to the list.
+   */
+  void add(SourceEdit edit) => addEditForSource(this, edit);
+
+  /**
+   * Adds the given [Edit]s.
+   */
+  void addAll(Iterable<SourceEdit> edits) => addAllEditsForSource(this, edits);
+
+  @override
+  String toString() => JSON.encode(toJson());
+
+  @override
+  bool operator ==(other) {
+    if (other is SourceFileEdit) {
+      return file == other.file &&
+          fileStamp == other.fileStamp &&
+          listEqual(edits, other.edits, (SourceEdit a, SourceEdit b) => a == b);
+    }
+    return false;
+  }
+
+  @override
+  int get hashCode {
+    int hash = 0;
+    hash = JenkinsSmiHash.combine(hash, file.hashCode);
+    hash = JenkinsSmiHash.combine(hash, fileStamp.hashCode);
+    hash = JenkinsSmiHash.combine(hash, edits.hashCode);
+    return JenkinsSmiHash.finish(hash);
+  }
+}