Apply fix

Author: fisker

src/index.ts

@@ -54,7 +54,7 @@ export function parseForESLint(
         loc: true,
         range: true,
         tokens: true,
-        ...(parserOptions ?? {}),
+        ...parserOptions,
     }
 
     let result: AST.ESLintExtendedProgram
@@ -69,7 +69,7 @@ export function parseForESLint(
     }
 
     result.services = {
-        ...(result.services || {}),
+        ...result.services,
         ...services.define(code, result.ast, document, locationCalculator, {
             parserOptions: options,
         }),

src/sfc/custom-block/index.ts

@@ -263,7 +263,7 @@ export function createCustomBlockSharedContext({
                         { ...parserOptions, ...options },
                     )
                 },
-                ...(parsedResult.services ?? {}),
+                ...parsedResult.services,
                 ...(parsedResult.error
                     ? { parseError: parsedResult.error }
                     : {}),