Record information about parts of dependent libraries in summaries.

pkg/analyzer/tool/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 is not
  * executed directly; instead it is parsed and transformed into code that
  * implements the summary format.
  *
  * The code generation process introduces the following non-typical semantics:
@@ skipping 50 matching lines @@
  * encoded summary.
  */
 const topLevel = null;
 
 /**
  * Information about a dependency that exists between one library and another
  * due to an "import" declaration.
  */
 class PrelinkedDependency {
   /**
-   * The relative URI used to import one library from the other.
+   * The relative URI of the dependent library.  This URI is relative to the
+   * importing library, even if there are intervening `export` declarations.
+   * So, for example, if `a.dart` imports `b/c.dart` and `b/c.dart` exports
+   * `d/e.dart`, the URI listed for `a.dart`'s dependency on `e.dart` will be
+   * `b/d/e.dart`.
    */
   String uri;
+
+  /**
+   * URI for the compilation units listed in the library's `part` declarations.
+   * These URIs are relative to the importing library.
+   */
+  List<String> parts;
 }
 
 /**
  * Pre-linked summary of a library.
  */
 @topLevel
 class PrelinkedLibrary {
   /**
    * The pre-linked summary of all the compilation units constituting the
    * library.  The summary of the defining compilation unit is listed first,
@@ skipping 909 matching lines @@
   /**
    * Indicates whether the variable is declared using the `const` keyword.
    */
   bool isConst;
 
   /**
    * Indicates whether this variable lacks an explicit type declaration.
    */
   bool hasImplicitType;
 }