Update rules

src/custom/restrict-template-expressions.ts

@@ -29,8 +29,6 @@ export default createRule<Option[], MessageId>({
     type: 'problem',
     docs: {
       description: 'Enforce template literal expressions to be of `string` type',
-      recommended: 'recommended',
-      requiresTypeChecking: true,
     },
     messages: {
       invalidType: 'Invalid type "{{type}}" of template literal expression.',
@@ -55,6 +53,8 @@ export default createRule<Option[], MessageId>({
   defaultOptions: [defaultOption],
   create(context, [options]) {
     const services = getParserServices(context);
+    if (!services.program) return {};
+
     const checker = services.program.getTypeChecker();
     const allowed = new Set(options.allow);