fix: remove script setup option

Author: hydrati

packages/compiler-sfc/src/parse.ts

@@ -22,9 +22,7 @@ export interface SFCParseOptions {
   pad?: boolean | 'line' | 'space'
   ignoreEmpty?: boolean
   compiler?: TemplateCompiler
-
   defaultScriptLang?: string
-  defaultScriptSetupLang?: string
 }
 
 export interface SFCBlock {
@@ -99,8 +97,7 @@ export function parse(
     pad = false,
     ignoreEmpty = true,
     compiler = CompilerDOM,
-    defaultScriptLang,
-    defaultScriptSetupLang
+    defaultScriptLang
   }: SFCParseOptions = {}
 ): SFCParseResult {
   const sourceKey =
@@ -195,9 +192,8 @@ export function parse(
       case 'script':
         const scriptBlock = createBlock(node, source, pad) as SFCScriptBlock
         const isSetup = !!scriptBlock.attrs.setup
-
         if (isSetup && !descriptor.scriptSetup) {
-          scriptBlock.lang ??= defaultScriptSetupLang ?? defaultScriptLang
+          scriptBlock.lang ??= defaultScriptLang
           descriptor.scriptSetup = scriptBlock
           break
         }