Generate constants in server as we do in plugin

pkg/analyzer_plugin/lib/protocol/protocol_constants.dart

 // Copyright (c) 2017, 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 has been automatically generated.  Please do not edit it manually.
 // To regenerate the file, use the script
 // "pkg/analysis_server/tool/spec/generate_files".
 
 const String ANALYSIS_NOTIFICATION_ERRORS = 'analysis.errors';
 const String ANALYSIS_NOTIFICATION_ERRORS_ERRORS = 'errors';
@@ skipping 34 matching lines @@
 const String ANALYSIS_REQUEST_SET_SUBSCRIPTIONS = 'analysis.setSubscriptions';
 const String ANALYSIS_REQUEST_SET_SUBSCRIPTIONS_SUBSCRIPTIONS = 'subscriptions';
 const String ANALYSIS_REQUEST_UPDATE_CONTENT = 'analysis.updateContent';
 const String ANALYSIS_REQUEST_UPDATE_CONTENT_FILES = 'files';
 const String ANALYSIS_RESPONSE_GET_NAVIGATION_FILES = 'files';
 const String ANALYSIS_RESPONSE_GET_NAVIGATION_REGIONS = 'regions';
 const String ANALYSIS_RESPONSE_GET_NAVIGATION_TARGETS = 'targets';
 const String COMPLETION_REQUEST_GET_SUGGESTIONS = 'completion.getSuggestions';
 const String COMPLETION_REQUEST_GET_SUGGESTIONS_FILE = 'file';
 const String COMPLETION_REQUEST_GET_SUGGESTIONS_OFFSET = 'offset';
-const String COMPLETION_RESPONSE_GET_SUGGESTIONS_REPLACEMENTLENGTH =
+const String COMPLETION_RESPONSE_GET_SUGGESTIONS_REPLACEMENT_LENGTH =
     'replacementLength';
-const String COMPLETION_RESPONSE_GET_SUGGESTIONS_REPLACEMENTOFFSET =
+const String COMPLETION_RESPONSE_GET_SUGGESTIONS_REPLACEMENT_OFFSET =
     'replacementOffset';
 const String COMPLETION_RESPONSE_GET_SUGGESTIONS_RESULTS = 'results';
 const String EDIT_REQUEST_GET_ASSISTS = 'edit.getAssists';
 const String EDIT_REQUEST_GET_ASSISTS_FILE = 'file';
 const String EDIT_REQUEST_GET_ASSISTS_LENGTH = 'length';
 const String EDIT_REQUEST_GET_ASSISTS_OFFSET = 'offset';
 const String EDIT_REQUEST_GET_AVAILABLE_REFACTORINGS =
     'edit.getAvailableRefactorings';
 const String EDIT_REQUEST_GET_AVAILABLE_REFACTORINGS_FILE = 'file';
 const String EDIT_REQUEST_GET_AVAILABLE_REFACTORINGS_LENGTH = 'length';
 const String EDIT_REQUEST_GET_AVAILABLE_REFACTORINGS_OFFSET = 'offset';
 const String EDIT_REQUEST_GET_FIXES = 'edit.getFixes';
 const String EDIT_REQUEST_GET_FIXES_FILE = 'file';
 const String EDIT_REQUEST_GET_FIXES_OFFSET = 'offset';
 const String EDIT_REQUEST_GET_REFACTORING = 'edit.getRefactoring';
 const String EDIT_REQUEST_GET_REFACTORING_FILE = 'file';
 const String EDIT_REQUEST_GET_REFACTORING_KIND = 'kind';
 const String EDIT_REQUEST_GET_REFACTORING_LENGTH = 'length';
 const String EDIT_REQUEST_GET_REFACTORING_OFFSET = 'offset';
 const String EDIT_REQUEST_GET_REFACTORING_OPTIONS = 'options';
-const String EDIT_REQUEST_GET_REFACTORING_VALIDATEONLY = 'validateOnly';
+const String EDIT_REQUEST_GET_REFACTORING_VALIDATE_ONLY = 'validateOnly';
 const String EDIT_RESPONSE_GET_ASSISTS_ASSISTS = 'assists';
 const String EDIT_RESPONSE_GET_AVAILABLE_REFACTORINGS_KINDS = 'kinds';
 const String EDIT_RESPONSE_GET_FIXES_FIXES = 'fixes';
 const String EDIT_RESPONSE_GET_REFACTORING_CHANGE = 'change';
 const String EDIT_RESPONSE_GET_REFACTORING_FEEDBACK = 'feedback';
-const String EDIT_RESPONSE_GET_REFACTORING_FINALPROBLEMS = 'finalProblems';
-const String EDIT_RESPONSE_GET_REFACTORING_INITIALPROBLEMS = 'initialProblems';
-const String EDIT_RESPONSE_GET_REFACTORING_OPTIONSPROBLEMS = 'optionsProblems';
-const String EDIT_RESPONSE_GET_REFACTORING_POTENTIALEDITS = 'potentialEdits';
+const String EDIT_RESPONSE_GET_REFACTORING_FINAL_PROBLEMS = 'finalProblems';
+const String EDIT_RESPONSE_GET_REFACTORING_INITIAL_PROBLEMS = 'initialProblems';
+const String EDIT_RESPONSE_GET_REFACTORING_OPTIONS_PROBLEMS = 'optionsProblems';
+const String EDIT_RESPONSE_GET_REFACTORING_POTENTIAL_EDITS = 'potentialEdits';
 const String PLUGIN_NOTIFICATION_ERROR = 'plugin.error';
-const String PLUGIN_NOTIFICATION_ERROR_ISFATAL = 'isFatal';
+const String PLUGIN_NOTIFICATION_ERROR_IS_FATAL = 'isFatal';
 const String PLUGIN_NOTIFICATION_ERROR_MESSAGE = 'message';
-const String PLUGIN_NOTIFICATION_ERROR_STACKTRACE = 'stackTrace';
+const String PLUGIN_NOTIFICATION_ERROR_STACK_TRACE = 'stackTrace';
 const String PLUGIN_REQUEST_SHUTDOWN = 'plugin.shutdown';
 const String PLUGIN_REQUEST_VERSION_CHECK = 'plugin.versionCheck';
-const String PLUGIN_REQUEST_VERSION_CHECK_BYTESTOREPATH = 'byteStorePath';
-const String PLUGIN_REQUEST_VERSION_CHECK_SDKPATH = 'sdkPath';
+const String PLUGIN_REQUEST_VERSION_CHECK_BYTE_STORE_PATH = 'byteStorePath';
+const String PLUGIN_REQUEST_VERSION_CHECK_SDK_PATH = 'sdkPath';
 const String PLUGIN_REQUEST_VERSION_CHECK_VERSION = 'version';
-const String PLUGIN_RESPONSE_VERSION_CHECK_CONTACTINFO = 'contactInfo';
-const String PLUGIN_RESPONSE_VERSION_CHECK_INTERESTINGFILES =
+const String PLUGIN_RESPONSE_VERSION_CHECK_CONTACT_INFO = 'contactInfo';
+const String PLUGIN_RESPONSE_VERSION_CHECK_INTERESTING_FILES =
     'interestingFiles';
-const String PLUGIN_RESPONSE_VERSION_CHECK_ISCOMPATIBLE = 'isCompatible';
+const String PLUGIN_RESPONSE_VERSION_CHECK_IS_COMPATIBLE = 'isCompatible';
 const String PLUGIN_RESPONSE_VERSION_CHECK_NAME = 'name';
 const String PLUGIN_RESPONSE_VERSION_CHECK_VERSION = 'version';