Send 'server.error' notification in case of an exception during performing an operation.

pkg/analysis_services/lib/constants.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 services.constants;
 
 //
 // Property names
 //
 const String ADDED = 'added';
 const String CHILDREN = 'children';
 const String CLASS_ELEMENT = 'classElement';
 const String COMPLETION = 'completion';
 const String CONTAINING_LIBRARY_NAME = 'containingLibraryName';
 const String CONTAINING_LIBRARY_PATH = 'containingLibraryPath';
 const String CONTENT = 'content';
 const String CORRECTION = 'correction';
 const String DART_DOC = 'dartdoc';
 const String DEFAULT = 'default';
 const String DISPLAY_NAME = 'displayName';
 const String EDITS = 'edits';
 const String ELEMENT = 'element';
 const String ELEMENT_DESCRIPTION = 'elementDescription';
 const String ELEMENT_KIND = 'elementKind';
 const String EXCLUDED = 'excluded';
 const String ERROR = 'error';
 const String ERRORS = 'errors';
+const String FATAL = 'fatal';
 const String FILE = 'file';
 const String FILES = 'files';
 const String FIXES = 'fixes';
 const String FLAGS = 'flags';
 const String HIERARCHY = 'hierarchy';
 const String HOVERS = 'hovers';
 const String ID = 'id';
 const String INCLUDE_POTENTIAL = 'includePotential';
 const String INCLUDED = 'included';
 const String INTERFACE_ELEMENTS = 'interfaceElements';
@@ skipping 28 matching lines @@
 const String REFACTORINGS = 'refactorings';
 const String REGIONS = 'regions';
 const String RELEVANCE = 'relevance';
 const String REMOVED = 'removed';
 const String REPLACEMENT = 'relacement';
 const String RETURN_TYPE = 'returnType';
 const String RESULTS = 'results';
 const String SEVERITY = 'severity';
 const String SELECTION_LENGTH = 'selectionLength';
 const String SELECTION_OFFSET = 'selectionOffset';
+const String STACK_TRACE = 'stackTrace';
 const String START_COLUMN = 'startColumn';
 const String START_LINE = 'startLine';
 const String STATIC_TYPE = 'staticType';
 const String SUBCLASSES = 'subclasses';
 const String SUBSCRIPTIONS = 'subscriptions';
 const String SUPERCLASS = 'superclass';
 const String SUPER_CLASS_ELEMENT = 'superclassElement';
 const String TARGETS = 'targets';
 const String TYPE = 'type';
 const String VERSION = 'version';