Index defined top-level and class member names.

pkg/analyzer/lib/src/summary/idl.dart

 // Copyright (c) 2015, 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 is an "idl" style description of the summary format.  It
  * contains abstract classes which declare the interface for reading data from
  * summaries.  It is parsed and transformed into code that implements the
  * summary format.
  *
@@ skipping 131 matching lines @@
   /**
    * If this is an instantiation of a generic type or generic executable, the
    * type arguments used to instantiate it.  Trailing type arguments of type
    * `dynamic` are omitted.
    */
   @Id(1)
   List<EntityRef> get typeArguments;
 }
 
 /**
+ * Enum used to indicate the kind of a name in index.
+ */
+enum IndexNameKind {
+  /**
+   * A top-level element.
+   */
+  topLevel,
+
+  /**
+   * A class member.
+   */
+  classMember
+}
+
+/**
  * Enum used to indicate the kind of an index relation.
  */
 enum IndexRelationKind {
   /**
    * Left: class.
    *   Is extended by.
    * Right: other class declaration.
    */
   IS_EXTENDED_BY,
 
@@ skipping 330 matching lines @@
  */
 @TopLevel('Indx')
 abstract class PackageIndex extends base.SummaryClass {
   factory PackageIndex.fromBuffer(List<int> buffer) =>
       generated.readPackageIndex(buffer);
 
   /**
    * Each item of this list corresponds to a unique referenced element.  It is
    * the kind of the synthetic element.
    */
-  @Id(6)
+  @Id(5)
   List<IndexSyntheticElementKind> get elementKinds;
 
   /**
    * Each item of this list corresponds to a unique library URI with an element
    * referenced in the [PackageIndex].  It is an index into [uris] list.

[Paul Berry, 2016/02/29 20:26:02]

I assume this is now an index into the [strings] list, since the [uris] list is
gone?

    */
   @Id(2)
   List<int> get elementLibraryUris;
 
   /**
    * Each item of this list corresponds to a unique referenced element.  It is
    * the offset of the element name relative to the beginning of the file.  The
    * list is sorted in ascending order, so that the client can quickly check
    * whether an element is referenced in this [PackageIndex].
    */
   @Id(1)
   List<int> get elementOffsets;
 
   /**
    * Each item of this list corresponds to a unique referenced element.  It is
    * the index into [elementLibraryUris] and [elementUnitUris] for the library
    * specific unit where the element is declared.
    */
   @Id(0)
   List<int> get elementUnits;
 
   /**
    * Each item of this list corresponds to a unique unit URI with an element
    * referenced in the [PackageIndex].  It is an index into [uris] list.

[Paul Berry, 2016/02/29 20:26:02]

Same question here.

    */
   @Id(3)
   List<int> get elementUnitUris;
 
   /**
+   * List of unique element strings used in this [PackageIndex].
+   */
+  @Id(6)
+  List<String> get strings;
+
+  /**
    * List of units indexed in this [PackageIndex].
    */
-  @Id(5)
+  @Id(4)
   List<UnitIndex> get units;
-
-  /**
-   * List of unique URIs used in this [PackageIndex].
-   */
-  @Id(4)
-  List<String> get uris;
 }
 
 /**
  * Enum used to indicate the kind of entity referred to by a
  * [LinkedReference].
  */
 enum ReferenceKind {
   /**
    * The entity is a class or enum.
    */
@@ skipping 55 matching lines @@
    * The entity being referred to does not exist.
    */
   unresolved
 }
 
 /**
  * Index information about a unit in a [PackageIndex].
  */
 abstract class UnitIndex extends base.SummaryClass {
   /**
+   * Each item of this list is the kind of an element defined in this unit.
+   */
+  @Id(7)
+  List<IndexNameKind> get definedNameKinds;
+
+  /**
+   * Each item of this list is the name offset of an element defined in this
+   * unit relative to the beginning of the file.
+   */
+  @Id(8)
+  List<int> get definedNameOffsets;
+
+  /**
+   * Each item of this list corresponds to an element defined in this unit.  It
+   * is an index into [PackageIndex.strings] list.  The list is sorted in
+   * ascending order, so that the client can quickly find name definitions in
+   * this [UnitIndex].
+   */
+  @Id(6)
+  List<int> get definedNames;
+
+  /**
    * Each item of this list is the index into [PackageIndex.elementUnits] and
    * [PackageIndex.elementOffsets].  The list is sorted in ascending order, so
    * that the client can quickly find element references in this [UnitIndex].
    */
   @Id(4)
   List<int> get elements;
 
   /**
    * Each item of this list is the kind of the element usage.
    */
@@ skipping 1558 matching lines @@
    */
   @Id(11)
   int get visibleLength;
 
   /**
    * If a local variable, the beginning of the visible range; zero otherwise.
    */
   @Id(12)
   int get visibleOffset;
 }