Server custom error severity support (#24452).

pkg/analysis_server/lib/src/status/get_handler.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 analysis_server.src.status.get_handler;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:convert';
 import 'dart:io';
 import 'dart:math';
 
 import 'package:analysis_server/plugin/protocol/protocol.dart' hide Element;
 import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/domain_completion.dart';
 import 'package:analysis_server/src/domain_diagnostic.dart';
 import 'package:analysis_server/src/domain_execution.dart';
 import 'package:analysis_server/src/operation/operation.dart';
 import 'package:analysis_server/src/operation/operation_analysis.dart';
 import 'package:analysis_server/src/operation/operation_queue.dart';
 import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analysis_server/src/services/index/local_index.dart';
 import 'package:analysis_server/src/services/index/store/split_store.dart';
 import 'package:analysis_server/src/socket_server.dart';
 import 'package:analysis_server/src/status/ast_writer.dart';
 import 'package:analysis_server/src/status/element_writer.dart';
 import 'package:analysis_server/src/status/validator.dart';
 import 'package:analysis_server/src/utilities/average.dart';
 import 'package:analyzer/file_system/file_system.dart';
+import 'package:analyzer/source/error_processor.dart';
 import 'package:analyzer/src/context/cache.dart';
 import 'package:analyzer/src/context/context.dart' show AnalysisContextImpl;
 import 'package:analyzer/src/generated/ast.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/error.dart';
 import 'package:analyzer/src/generated/java_engine.dart';
 import 'package:analyzer/src/generated/resolver.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/generated/utilities_collection.dart';
@@ skipping 1101 matching lines @@
           if (lints.isEmpty) {
             buffer.write('<p>none</p>');
           } else {
             for (Linter lint in lints) {
               buffer.write('<p>');
               buffer.write(lint.runtimeType);
               buffer.write('</p>');
             }
           }
 
-          List<ErrorFilter> errorFilters =
-              context.getConfigurationData(CONFIGURED_ERROR_FILTERS);
-          int filterCount = errorFilters?.length ?? 0;
-          buffer.write('<p><b>Error Filter count</b>: $filterCount</p>');
+          List<ErrorProcessor> errorProcessors =
+              context.getConfigurationData(CONFIGURED_ERROR_PROCESSORS);
+          int processorCount = errorProcessors?.length ?? 0;
+          buffer.write('<p><b>Error Processor count</b>: $processorCount</p>');
         });
 
         _writeFiles(buffer, 'Priority Files', priorityNames);
         _writeFiles(buffer, 'Explicitly Analyzed Files', explicitNames);
         _writeFiles(buffer, 'Implicitly Analyzed Files', implicitNames);
 
         buffer.write('<h3>Exceptions</h3>');
         if (exceptions.isEmpty) {
           buffer.write('<p>none</p>');
         } else {
@@ skipping 1048 matching lines @@
    */
   static String makeLink(
       String path, Map<String, String> params, String innerHtml,
       [bool hasError = false]) {
     Uri uri = new Uri(path: path, queryParameters: params);
     String href = HTML_ESCAPE.convert(uri.toString());
     String classAttribute = hasError ? ' class="error"' : '';
     return '<a href="$href"$classAttribute>$innerHtml</a>';
   }
 }