Add the analysis options path to the diagnostics page.

pkg/analyzer/lib/src/generated/engine.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.
 
 library analyzer.src.generated.engine;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:typed_data';
 
@@ skipping 1272 matching lines @@
    */
   bool get lint;
 
   /**
    * Return a list of the lint rules that are to be run in an analysis context
    * if [lint] returns `true`.
    */
   List<Linter> get lintRules;
 
   /**
+   * An informative value for the file path the analysis options were read from.
+   */
+  String get optionsFilePath;
+
+  /**
    * A mapping from Dart SDK library name (e.g. "dart:core") to a list of paths
    * to patch files that should be applied to the library.
    */
   Map<String, List<String>> get patchPaths;
 
   /**
    * Return `true` if analysis is to parse comments.
    */
   bool get preserveComments;
 
@@ skipping 133 matching lines @@
 
   @override
   bool lint = false;
 
   /**
    * The lint rules that are to be run in an analysis context if [lint] returns
    * `true`.
    */
   List<Linter> _lintRules;
 
+  @override
+  String optionsFilePath;
+
   Map<String, List<String>> patchPaths = {};
 
   @override
   bool preserveComments = true;
 
   @override
   bool strongMode = false;
 
   /**
    * A flag indicating whether strong-mode inference hints should be
@@ skipping 67 matching lines @@
     strongMode = options.strongMode;
     if (options is AnalysisOptionsImpl) {
       strongModeHints = options.strongModeHints;
       implicitCasts = options.implicitCasts;
       nonnullableTypes = options.nonnullableTypes;
       implicitDynamic = options.implicitDynamic;
     }
     trackCacheDependencies = options.trackCacheDependencies;
     disableCacheFlushing = options.disableCacheFlushing;
     patchPaths = options.patchPaths;
+    optionsFilePath = options.optionsFilePath;
   }
 
   bool get analyzeFunctionBodies {
     if (identical(analyzeFunctionBodiesPredicate, _analyzeAllFunctionBodies)) {
       return true;
     } else if (identical(
         analyzeFunctionBodiesPredicate, _analyzeNoFunctionBodies)) {
       return false;
     } else {
       throw new StateError('analyzeFunctionBodiesPredicate in use');
@@ skipping 1335 matching lines @@
    */
   bool get wereSourcesAdded => _changeSet.addedSources.length > 0;
 
   /**
    * Return `true` if any sources were removed or deleted.
    */
   bool get wereSourcesRemoved =>
       _changeSet.removedSources.length > 0 ||
       _changeSet.removedContainers.length > 0;
 }