Translate server interfaces and navigation/outline computers.

pkg/analysis_server/lib/src/generated/service_computers.dart

+// Copyright (c) 2014, 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 code was auto-generated, is not intended to be edited, and is subject to
+// significant change. Please see the README file for more information.
+
+library service.computers;
+
+import 'package:analyzer/src/generated/java_core.dart' show JavaStringBuilder, StringUtils;
+import 'package:analyzer/src/generated/source.dart' show Source;
+import 'package:analyzer/src/generated/scanner.dart' show Token;
+import 'package:analyzer/src/generated/ast.dart';
+import 'package:analyzer/src/generated/element.dart' show Element;
+import 'service_interfaces.dart';
+
+/**
+ * A concrete implementation of [SourceRegion].
+ */
+class SourceRegionImpl implements SourceRegion {
+  final int offset;
+
+  final int length;
+
+  SourceRegionImpl(this.offset, this.length);
+
+  @override
+  bool containsInclusive(int x) => offset <= x && x <= offset + length;
+
+  @override
+  String toString() {
+    JavaStringBuilder builder = new JavaStringBuilder();
+    builder.append("[offset=");
+    builder.append(offset);
+    builder.append(", length=");
+    builder.append(length);
+    builder.append("]");
+    return builder.toString();
+  }
+}
+
+/**
+ * A concrete implementation of [Outline].
+ */
+class OutlineImpl implements Outline {
+  final Outline parent;
+
+  final OutlineKind kind;
+
+  final String name;
+
+  final int offset;
+
+  final int length;
+
+  final String arguments;
+
+  final String returnType;
+
+  List<Outline> children = Outline.EMPTY_ARRAY;
+
+  OutlineImpl(this.parent, this.kind, this.name, this.offset, this.length, this.arguments, this.returnType);
+
+  @override
+  String toString() {
+    JavaStringBuilder builder = new JavaStringBuilder();
+    builder.append("[name=");
+    builder.append(name);
+    builder.append(", kind=");
+    builder.append(kind);
+    builder.append(", offset=");
+    builder.append(offset);
+    builder.append(", length=");
+    builder.append(length);
+    builder.append(", arguments=");
+    builder.append(arguments);
+    builder.append(", return=");
+    builder.append(returnType);
+    builder.append(", children=[");
+    builder.append(StringUtils.join(children, ", "));
+    builder.append("]]");
+    return builder.toString();
+  }
+}
+
+/**
+ * A computer for [NavigationRegion]s in a Dart [CompilationUnit].
+ */
+class DartUnitNavigationComputer {
+  final CompilationUnit _unit;
+
+  List<NavigationRegion> _regions = [];
+
+  DartUnitNavigationComputer(this._unit);
+
+  /**
+   * Returns the computed [NavigationRegion]s, not `null`.
+   */
+  List<NavigationRegion> compute() {
+    _unit.accept(new RecursiveAstVisitor_DartUnitNavigationComputer_compute(this));
+    return new List.from(_regions);
+  }
+
+  /**
+   * If the given [Element] is not `null`, then creates a corresponding
+   * [NavigationRegion].
+   */
+  void _addRegionForNode(AstNode node, Element element) {
+    int offset = node.offset;
+    int length = node.length;
+    _addRegion(offset, length, element);
+  }
+
+  /**
+   * If the given [Element] is not `null`, then creates a corresponding
+   * [NavigationRegion].
+   */
+  void _addRegion(int offset, int length, Element element) {
+    NavigationTarget target = _createTarget(element);
+    if (target == null) {
+      return;
+    }
+    _regions.add(new NavigationRegionImpl(offset, length, <NavigationTarget> [target]));
+  }
+
+  /**
+   * If the given [Element] is not `null`, then creates a corresponding
+   * [NavigationRegion].
+   */
+  void _addRegionForToken(Token token, Element element) {
+    int offset = token.offset;
+    int length = token.length;
+    _addRegion(offset, length, element);
+  }
+
+  /**
+   * Returns the [NavigationTarget] for the given [Element], maybe `null` if
+   * `null` was given.
+   */
+  NavigationTarget _createTarget(Element element) {
+    if (element == null) {
+      return null;
+    }
+    return new NavigationTargetImpl(element.source, _getElementId(element), element.nameOffset, element.displayName.length);
+  }
+
+  String _getElementId(Element element) => element.location.encoding;
+}
+
+class RecursiveAstVisitor_DartUnitNavigationComputer_compute extends RecursiveAstVisitor<Object> {
+  final DartUnitNavigationComputer DartUnitNavigationComputer_this;
+
+  RecursiveAstVisitor_DartUnitNavigationComputer_compute(this.DartUnitNavigationComputer_this) : super();
+
+  @override
+  Object visitAssignmentExpression(AssignmentExpression node) {
+    DartUnitNavigationComputer_this._addRegionForToken(node.operator, node.bestElement);
+    return super.visitAssignmentExpression(node);
+  }
+
+  @override
+  Object visitBinaryExpression(BinaryExpression node) {
+    DartUnitNavigationComputer_this._addRegionForToken(node.operator, node.bestElement);
+    return super.visitBinaryExpression(node);
+  }
+
+  @override
+  Object visitIndexExpression(IndexExpression node) {
+    DartUnitNavigationComputer_this._addRegionForToken(node.rightBracket, node.bestElement);
+    return super.visitIndexExpression(node);
+  }
+
+  @override
+  Object visitPostfixExpression(PostfixExpression node) {
+    DartUnitNavigationComputer_this._addRegionForToken(node.operator, node.bestElement);
+    return super.visitPostfixExpression(node);
+  }
+
+  @override
+  Object visitPrefixExpression(PrefixExpression node) {
+    DartUnitNavigationComputer_this._addRegionForToken(node.operator, node.bestElement);
+    return super.visitPrefixExpression(node);
+  }
+
+  @override
+  Object visitSimpleIdentifier(SimpleIdentifier node) {
+    DartUnitNavigationComputer_this._addRegionForNode(node, node.bestElement);
+    return super.visitSimpleIdentifier(node);
+  }
+}
+
+/**
+ * A concrete implementation of [NavigationRegion].
+ */
+class NavigationRegionImpl extends SourceRegionImpl implements NavigationRegion {
+  final List<NavigationTarget> targets;
+
+  NavigationRegionImpl(int offset, int length, this.targets) : super(offset, length);
+
+  @override
+  String toString() {
+    JavaStringBuilder builder = new JavaStringBuilder();
+    builder.append(super.toString());
+    builder.append(" -> [");
+    builder.append(StringUtils.join(targets, ", "));
+    builder.append("]");
+    return builder.toString();
+  }
+}
+
+/**
+ * A concrete implementation of [NavigationTarget].
+ */
+class NavigationTargetImpl implements NavigationTarget {
+  final Source source;
+
+  final String elementId;
+
+  final int offset;
+
+  final int length;
+
+  NavigationTargetImpl(this.source, this.elementId, this.offset, this.length);
+
+  @override
+  String toString() {
+    JavaStringBuilder builder = new JavaStringBuilder();
+    builder.append("[offset=");
+    builder.append(offset);
+    builder.append(", length=");
+    builder.append(length);
+    builder.append(", source=");
+    builder.append(source);
+    builder.append(", element=");
+    builder.append(elementId);
+    builder.append("]");
+    return builder.toString();
+  }
+}
+
+/**
+ * A computer for [Outline]s in a Dart [CompilationUnit].
+ */
+class DartUnitOutlineComputer {
+  final CompilationUnit _unit;
+
+  DartUnitOutlineComputer(this._unit);
+
+  /**
+   * Returns the computed [Outline]s, not `null`.
+   */
+  Outline compute() {
+    OutlineImpl unitOutline = _newUnitOutline();
+    List<Outline> unitChildren = [];
+    for (CompilationUnitMember unitMember in _unit.declarations) {
+      if (unitMember is ClassDeclaration) {
+        ClassDeclaration classDeclartion = unitMember;
+        OutlineImpl classOutline = _newClassOutline(unitOutline, unitChildren, classDeclartion);
+        List<Outline> classChildren = [];
+        for (ClassMember classMember in classDeclartion.members) {
+          if (classMember is ConstructorDeclaration) {
+            ConstructorDeclaration constructorDeclaration = classMember;
+            _newConstructorOutline(classOutline, classChildren, constructorDeclaration);
+          }
+          if (classMember is FieldDeclaration) {
+            FieldDeclaration fieldDeclaration = classMember;
+            VariableDeclarationList fields = fieldDeclaration.fields;
+            if (fields != null) {
+              TypeName fieldType = fields.type;
+              String fieldTypeName = fieldType != null ? fieldType.toSource() : "";
+              for (VariableDeclaration field in fields.variables) {
+                _newField(classOutline, classChildren, fieldTypeName, field);
+              }
+            }
+          }
+          if (classMember is MethodDeclaration) {
+            MethodDeclaration methodDeclaration = classMember;
+            _newMethodOutline(classOutline, classChildren, methodDeclaration);
+          }
+        }
+        classOutline.children = new List.from(classChildren);
+      }
+      if (unitMember is FunctionDeclaration) {
+        FunctionDeclaration functionDeclaration = unitMember;
+        _newFunctionOutline(unitOutline, unitChildren, functionDeclaration);
+      }
+      if (unitMember is ClassTypeAlias) {
+        ClassTypeAlias alias = unitMember;
+        _newClassTypeAlias(unitOutline, unitChildren, alias);
+      }
+      if (unitMember is FunctionTypeAlias) {
+        FunctionTypeAlias alias = unitMember;
+        _newFunctionTypeAliasOutline(unitOutline, unitChildren, alias);
+      }
+    }
+    unitOutline.children = new List.from(unitChildren);
+    return unitOutline;
+  }
+
+  void _addLocalFunctionOutlines(OutlineImpl parenet, FunctionBody body) {
+    List<Outline> localOutlines = [];
+    body.accept(new RecursiveAstVisitor_DartUnitOutlineComputer_addLocalFunctionOutlines(this, parenet, localOutlines));
+    parenet.children = new List.from(localOutlines);
+  }
+
+  OutlineImpl _newClassOutline(Outline unitOutline, List<Outline> unitChildren, ClassDeclaration classDeclartion) {
+    SimpleIdentifier nameNode = classDeclartion.name;
+    String name = nameNode.name;
+    OutlineImpl outline = new OutlineImpl(unitOutline, OutlineKind.CLASS, name, nameNode.offset, name.length, null, null);
+    unitChildren.add(outline);
+    return outline;
+  }
+
+  void _newClassTypeAlias(Outline unitOutline, List<Outline> unitChildren, ClassTypeAlias alias) {
+    SimpleIdentifier nameNode = alias.name;
+    unitChildren.add(new OutlineImpl(unitOutline, OutlineKind.CLASS_TYPE_ALIAS, nameNode.name, nameNode.offset, nameNode.length, null, null));
+  }
+
+  void _newConstructorOutline(OutlineImpl classOutline, List<Outline> children, ConstructorDeclaration constructorDeclaration) {
+    Identifier returnType = constructorDeclaration.returnType;
+    String name = returnType.name;
+    int offset = returnType.offset;
+    int length = returnType.length;
+    SimpleIdentifier constructorNameNode = constructorDeclaration.name;
+    if (constructorNameNode != null) {
+      name += ".${constructorNameNode.name}";
+      offset = constructorNameNode.offset;
+      length = constructorNameNode.length;
+    }
+    FormalParameterList parameters = constructorDeclaration.parameters;
+    OutlineImpl outline = new OutlineImpl(classOutline, OutlineKind.CONSTRUCTOR, name, offset, length, parameters != null ? parameters.toSource() : "", null);
+    children.add(outline);
+    _addLocalFunctionOutlines(outline, constructorDeclaration.body);
+  }
+
+  void _newField(OutlineImpl classOutline, List<Outline> children, String fieldTypeName, VariableDeclaration field) {
+    SimpleIdentifier nameNode = field.name;
+    children.add(new OutlineImpl(classOutline, OutlineKind.FIELD, nameNode.name, nameNode.offset, nameNode.length, null, fieldTypeName));
+  }
+
+  void _newFunctionOutline(Outline unitOutline, List<Outline> unitChildren, FunctionDeclaration functionDeclaration) {
+    TypeName returnType = functionDeclaration.returnType;
+    SimpleIdentifier nameNode = functionDeclaration.name;
+    FunctionExpression functionExpression = functionDeclaration.functionExpression;
+    FormalParameterList parameters = functionExpression.parameters;
+    OutlineKind kind;
+    if (functionDeclaration.isGetter) {
+      kind = OutlineKind.GETTER;
+    } else if (functionDeclaration.isSetter) {
+      kind = OutlineKind.SETTER;
+    } else {
+      kind = OutlineKind.FUNCTION;
+    }
+    OutlineImpl outline = new OutlineImpl(unitOutline, kind, nameNode.name, nameNode.offset, nameNode.length, parameters != null ? parameters.toSource() : "", returnType != null ? returnType.toSource() : "");
+    unitChildren.add(outline);
+    _addLocalFunctionOutlines(outline, functionExpression.body);
+  }
+
+  void _newFunctionTypeAliasOutline(Outline unitOutline, List<Outline> unitChildren, FunctionTypeAlias alias) {
+    TypeName returnType = alias.returnType;
+    SimpleIdentifier nameNode = alias.name;
+    FormalParameterList parameters = alias.parameters;
+    unitChildren.add(new OutlineImpl(unitOutline, OutlineKind.FUNCTION_TYPE_ALIAS, nameNode.name, nameNode.offset, nameNode.length, parameters != null ? parameters.toSource() : "", returnType != null ? returnType.toSource() : ""));
+  }
+
+  void _newMethodOutline(OutlineImpl classOutline, List<Outline> children, MethodDeclaration methodDeclaration) {
+    TypeName returnType = methodDeclaration.returnType;
+    SimpleIdentifier nameNode = methodDeclaration.name;
+    FormalParameterList parameters = methodDeclaration.parameters;
+    OutlineKind kind;
+    if (methodDeclaration.isGetter) {
+      kind = OutlineKind.GETTER;
+    } else if (methodDeclaration.isSetter) {
+      kind = OutlineKind.SETTER;
+    } else {
+      kind = OutlineKind.METHOD;
+    }
+    OutlineImpl outline = new OutlineImpl(classOutline, kind, nameNode.name, nameNode.offset, nameNode.length, parameters != null ? parameters.toSource() : "", returnType != null ? returnType.toSource() : "");
+    children.add(outline);
+    _addLocalFunctionOutlines(outline, methodDeclaration.body);
+  }
+
+  OutlineImpl _newUnitOutline() => new OutlineImpl(null, OutlineKind.COMPILATION_UNIT, null, 0, 0, null, null);
+}
+
+class RecursiveAstVisitor_DartUnitOutlineComputer_addLocalFunctionOutlines extends RecursiveAstVisitor<Object> {
+  final DartUnitOutlineComputer DartUnitOutlineComputer_this;
+
+  OutlineImpl parenet;
+
+  List<Outline> localOutlines;
+
+  RecursiveAstVisitor_DartUnitOutlineComputer_addLocalFunctionOutlines(this.DartUnitOutlineComputer_this, this.parenet, this.localOutlines) : super();
+
+  @override
+  Object visitFunctionDeclaration(FunctionDeclaration node) {
+    DartUnitOutlineComputer_this._newFunctionOutline(parenet, localOutlines, node);
+    return null;
+  }
+}