Misc fixes for VS Code Extension (#5712)

Author: hsubox76

src/command.ts

@@ -258,7 +258,7 @@ export class Command {
    * @param options the command options object.
    */
   // eslint-disable-next-line @typescript-eslint/no-explicit-any
-  private async prepare(options: any): Promise<void> {
+  public async prepare(options: any): Promise<void> {
     options = options || {};
     options.project = getInheritedOption(options, "project");
 

src/emulator/functionsEmulator.ts

@@ -1536,7 +1536,7 @@ export class FunctionsEmulator implements EmulatorInstance {
         path,
         headers: req.headers,
       },
-      res,
+      res as http.ServerResponse,
       reqBody,
       debugBundle
     );

src/frameworks/index.ts

@@ -128,9 +128,22 @@ const DEFAULT_FIND_DEP_OPTIONS: FindDepOptions = {
 export const WebFrameworks: Record<string, Framework> = Object.fromEntries(
   readdirSync(__dirname)
     .filter((path) => statSync(join(__dirname, path)).isDirectory())
-    .map((path) => [path, require(join(__dirname, path))])
+    .map((path) => {
+      // If not called by the CLI, (e.g., by the VS Code Extension)
+      // __dirname won't refer to this folder and these files won't be available.
+      // Instead it may find sibling folders that aren't modules, and this
+      // require will throw.
+      // Long term fix may be to bundle this instead of reading files at runtime
+      // but for now, this prevents crashing.
+      try {
+        return [path, require(join(__dirname, path))];
+      } catch (e) {
+        return [];
+      }
+    })
     .filter(
-      ([, obj]) => obj.name && obj.discover && obj.build && obj.type !== undefined && obj.support
+      ([, obj]) =>
+        obj && obj.name && obj.discover && obj.build && obj.type !== undefined && obj.support
     )
 );
 

src/options.ts

@@ -3,7 +3,7 @@ import { RC } from "./rc";
 
 // Options come from command-line options and stored config values
 // TODO: actually define all of this stuff in command.ts and import it from there.
-export interface Options {
+export interface BaseOptions {
   cwd: string;
   configPath: string;
   only: string;
@@ -25,7 +25,9 @@ export interface Options {
   debug: boolean;
 
   rc: RC;
+}
 
+export interface Options extends BaseOptions {
   // TODO(samstern): Remove this once options is better typed
   [key: string]: unknown;
 }