Hierarchical refactorings (#41975)

* add hierarchical refactoring strings

* fourslash tests

* extractSymbol filters returned actions

* move refactorKind check to utilities

* rename parameters

* messaging for addOrRemoveBracesToArrowFunction

* fix up inferFunctionReturnType

* fix up convertArrowFunctionOrFunctionExpression

* add preferences to fourslash method

* fix up convert string

* fix up moveToNewFile

* fix lint errors

* remove extra arrow braces diagnostics

* break out tests

* add refactor helpers

* refactor refactors

* keep list of actions

* address PR comments

* response protocol

* address more comments

src/server/protocol.ts

@@ -566,7 +566,8 @@ namespace ts.server.protocol {
         arguments: GetApplicableRefactorsRequestArgs;
     }
     export type GetApplicableRefactorsRequestArgs = FileLocationOrRangeRequestArgs & {
-        triggerReason?: RefactorTriggerReason
+        triggerReason?: RefactorTriggerReason;
+        kind?: string;
     };
 
     export type RefactorTriggerReason = "implicit" | "invoked";
@@ -626,6 +627,11 @@ namespace ts.server.protocol {
          * the current context.
          */
         notApplicableReason?: string;
+
+        /**
+         * The hierarchical dotted name of the refactor action.
+         */
+        kind?: string;
     }
 
     export interface GetEditsForRefactorRequest extends Request {