async getFocusedElementType (#2299)

## Checklist

- [ ] I have added
[tests](https://www.cursorless.org/docs/contributing/test-case-recorder/)
- [ ] I have updated the
[docs](https://github.com/cursorless-dev/cursorless/tree/main/docs) and
[cheatsheet](https://github.com/cursorless-dev/cursorless/tree/main/cursorless-talon/src/cheatsheet)
- [ ] I have not broken the cheatsheet

preparation for neovim

also need the command-server to be updated
cursorless-dev/command-server#24

Co-authored-by: Cedric Halbronn <cedric.halbronn@nccgroup.com>
Co-authored-by: Pokey Rule <755842+pokey@users.noreply.github.com>

Author: 3 people

packages/common/src/FakeCommandServerApi.ts

@@ -13,7 +13,7 @@ export class FakeCommandServerApi implements CommandServerApi {
     this.focusedElementType = "textEditor";
   }
 
-  getFocusedElementType(): FocusedElementType | undefined {
+  async getFocusedElementType(): Promise<FocusedElementType | undefined> {
     return this.focusedElementType;
   }
 

packages/common/src/types/CommandServerApi.ts

@@ -2,7 +2,7 @@
  * API object for interacting with the command server
  */
 export interface CommandServerApi {
-  getFocusedElementType: () => FocusedElementType | undefined;
+  getFocusedElementType: () => Promise<FocusedElementType | undefined>;
 
   signals: {
     prePhrase: InboundSignal;

packages/cursorless-engine/src/core/getCommandFallback.ts

@@ -16,7 +16,7 @@ export async function getCommandFallback(
 ): Promise<Fallback | null> {
   if (
     commandServerApi == null ||
-    commandServerApi.getFocusedElementType() === "textEditor"
+    (await commandServerApi.getFocusedElementType()) === "textEditor"
   ) {
     return null;
   }

packages/cursorless-engine/src/testCaseRecorder/TestCaseRecorder.ts

@@ -295,7 +295,7 @@ export class TestCaseRecorder {
               ? spokenForm.spokenForms[0]
               : command.spokenForm,
         },
-        this.commandServerApi?.getFocusedElementType(),
+        await this.commandServerApi?.getFocusedElementType(),
         hatTokenMap,
         this.storedTargets,
         this.spyIde,