Remove Angular support from the analyzer and analysis_server packages.

pkg/analysis_server/lib/src/services/index/index_contributor.dart

Index: pkg/analysis_server/lib/src/services/index/index_contributor.dart
diff --git a/pkg/analysis_server/lib/src/services/index/index_contributor.dart b/pkg/analysis_server/lib/src/services/index/index_contributor.dart
index 98d28f20b4db34978ac8ce2f09773aac5f792187..3159baf8b56344ad2623cd676a97d17d13830471 100644
--- a/pkg/analysis_server/lib/src/services/index/index_contributor.dart
+++ b/pkg/analysis_server/lib/src/services/index/index_contributor.dart
@@ -39,7 +39,6 @@ void indexDartUnit(IndexStore store, AnalysisContext context,
   }
   // do index
   unit.accept(new _IndexContributor(store));
-  unit.accept(new _AngularDartIndexContributor(store));
   store.doneIndex();
 }
 
@@ -64,259 +63,11 @@ void indexHtmlUnit(IndexStore store, AnalysisContext context, ht.HtmlUnit unit)
     return;
   }
   // do index
-  unit.accept(new _AngularHtmlIndexContributor(store));
   store.doneIndex();
 }
 
 
 /**
- * Visits resolved [CompilationUnit] and adds Angular specific relationships
- * into [IndexStore].
- */
-class _AngularDartIndexContributor extends GeneralizingAstVisitor<Object> {
-  final IndexStore _store;
-
-  _AngularDartIndexContributor(this._store);
-
-  @override
-  Object visitClassDeclaration(ClassDeclaration node) {
-    ClassElement classElement = node.element;
-    if (classElement != null) {
-      List<ToolkitObjectElement> toolkitObjects = classElement.toolkitObjects;
-      for (ToolkitObjectElement object in toolkitObjects) {
-        if (object is AngularComponentElement) {
-          _indexComponent(object);
-        }
-        if (object is AngularDecoratorElement) {
-          AngularDecoratorElement directive = object;
-          _indexDirective(directive);
-        }
-      }
-    }
-    // stop visiting
-    return null;
-  }
-
-  @override
-  Object visitCompilationUnitMember(CompilationUnitMember node) => null;
-
-  void _indexComponent(AngularComponentElement component) {
-    _indexProperties(component.properties);
-  }
-
-  void _indexDirective(AngularDecoratorElement directive) {
-    _indexProperties(directive.properties);
-  }
-
-  /**
-   * Index [FieldElement] references from [AngularPropertyElement]s.
-   */
-  void _indexProperties(List<AngularPropertyElement> properties) {
-    for (AngularPropertyElement property in properties) {
-      FieldElement field = property.field;
-      if (field != null) {
-        int offset = property.fieldNameOffset;
-        if (offset == -1) {
-          continue;
-        }
-        int length = field.name.length;
-        Location location = new Location(property, offset, length);
-        // getter reference
-        if (property.propertyKind.callsGetter()) {
-          PropertyAccessorElement getter = field.getter;
-          if (getter != null) {
-            _store.recordRelationship(
-                getter,
-                IndexConstants.IS_REFERENCED_BY,
-                location);
-          }
-        }
-        // setter reference
-        if (property.propertyKind.callsSetter()) {
-          PropertyAccessorElement setter = field.setter;
-          if (setter != null) {
-            _store.recordRelationship(
-                setter,
-                IndexConstants.IS_REFERENCED_BY,
-                location);
-          }
-        }
-      }
-    }
-  }
-}
-
-
-/**
- * Visits resolved [HtmlUnit] and adds relationships into [IndexStore].
- */
-class _AngularHtmlIndexContributor extends _ExpressionVisitor {
-  /**
-   * The [IndexStore] to record relations into.
-   */
-  final IndexStore _store;
-
-  /**
-   * The index contributor used to index Dart [Expression]s.
-   */
-  _IndexContributor _indexContributor;
-
-  HtmlElement _htmlUnitElement;
-
-  /**
-   * Initialize a newly created Angular HTML index contributor.
-   *
-   * [store] - the [IndexStore] to record relations into.
-   */
-  _AngularHtmlIndexContributor(this._store) {
-    _indexContributor =
-        new _AngularHtmlIndexContributor_forEmbeddedDart(_store, this);
-  }
-
-  @override
-  void visitExpression(Expression expression) {
-    // Formatter
-    if (expression is SimpleIdentifier) {
-      Element element = expression.bestElement;
-      if (element is AngularElement) {
-        _store.recordRelationship(
-            element,
-            IndexConstants.ANGULAR_REFERENCE,
-            _createLocationForIdentifier(expression));
-        return;
-      }
-    }
-    // index as a normal Dart expression
-    expression.accept(_indexContributor);
-  }
-
-  @override
-  Object visitHtmlUnit(ht.HtmlUnit node) {
-    _htmlUnitElement = node.element;
-    CompilationUnitElement dartUnitElement =
-        _htmlUnitElement.angularCompilationUnit;
-    _indexContributor.enterScope(dartUnitElement);
-    return super.visitHtmlUnit(node);
-  }
-
-  @override
-  Object visitXmlAttributeNode(ht.XmlAttributeNode node) {
-    Element element = node.element;
-    if (element != null) {
-      ht.Token nameToken = node.nameToken;
-      Location location = _createLocationForToken(nameToken);
-      _store.recordRelationship(
-          element,
-          IndexConstants.ANGULAR_REFERENCE,
-          location);
-    }
-    return super.visitXmlAttributeNode(node);
-  }
-
-  @override
-  Object visitXmlTagNode(ht.XmlTagNode node) {
-    Element element = node.element;
-    if (element != null) {
-      // tag
-      {
-        ht.Token tagToken = node.tagToken;
-        Location location = _createLocationForToken(tagToken);
-        _store.recordRelationship(
-            element,
-            IndexConstants.ANGULAR_REFERENCE,
-            location);
-      }
-      // maybe add closing tag range
-      ht.Token closingTag = node.closingTag;
-      if (closingTag != null) {
-        Location location = _createLocationForToken(closingTag);
-        _store.recordRelationship(
-            element,
-            IndexConstants.ANGULAR_CLOSING_TAG_REFERENCE,
-            location);
-      }
-    }
-    return super.visitXmlTagNode(node);
-  }
-
-  Location _createLocationForIdentifier(SimpleIdentifier identifier) =>
-      new Location(_htmlUnitElement, identifier.offset, identifier.length);
-
-  Location _createLocationForToken(ht.Token token) =>
-      new Location(_htmlUnitElement, token.offset, token.length);
-}
-
-
-class _AngularHtmlIndexContributor_forEmbeddedDart extends _IndexContributor {
-  final _AngularHtmlIndexContributor angularContributor;
-
-  _AngularHtmlIndexContributor_forEmbeddedDart(IndexStore store,
-      this.angularContributor)
-      : super(store);
-
-  @override
-  Element peekElement() => angularContributor._htmlUnitElement;
-
-  @override
-  void recordRelationship(Element element, Relationship relationship,
-      Location location) {
-    AngularElement angularElement =
-        AngularHtmlUnitResolver.getAngularElement(element);
-    if (angularElement != null) {
-      element = angularElement;
-      relationship = IndexConstants.ANGULAR_REFERENCE;
-    }
-    super.recordRelationship(element, relationship, location);
-  }
-}
-
-
-/**
- * Recursively visits an [HtmlUnit] and every embedded [Expression].
- */
-abstract class _ExpressionVisitor extends ht.RecursiveXmlVisitor<Object> {
-  /**
-   * Visits the given [Expression]s embedded into tag or attribute.
-   *
-   * [expression] - the [Expression] to visit, not `null`
-   */
-  void visitExpression(Expression expression);
-
-  @override
-  Object visitXmlAttributeNode(ht.XmlAttributeNode node) {
-    _visitExpressions(node.expressions);
-    return super.visitXmlAttributeNode(node);
-  }
-
-  @override
-  Object visitXmlTagNode(ht.XmlTagNode node) {
-    _visitExpressions(node.expressions);
-    return super.visitXmlTagNode(node);
-  }
-
-  /**
-   * Visits [Expression]s of the given [XmlExpression]s.
-   */
-  void _visitExpressions(List<ht.XmlExpression> expressions) {
-    for (ht.XmlExpression xmlExpression in expressions) {
-      if (xmlExpression is AngularXmlExpression) {
-        AngularXmlExpression angularXmlExpression = xmlExpression;
-        List<Expression> dartExpressions =
-            angularXmlExpression.expression.expressions;
-        for (Expression dartExpression in dartExpressions) {
-          visitExpression(dartExpression);
-        }
-      }
-      if (xmlExpression is ht.RawXmlExpression) {
-        ht.RawXmlExpression rawXmlExpression = xmlExpression;
-        visitExpression(rawXmlExpression.expression);
-      }
-    }
-  }
-}
-
-
-/**
  * Visits a resolved AST and adds relationships into [IndexStore].
  */
 class _IndexContributor extends GeneralizingAstVisitor<Object> {