fix(sfc): only include legacy decorator parser plugin when new plugin is not used

yyx990803 · yyx990803 · commit 326d24a4e42b · 2022-07-01T12:16:56.000+08:00
diff --git a/packages/compiler-sfc/src/compileScript.ts b/packages/compiler-sfc/src/compileScript.ts
@@ -126,7 +126,12 @@ export function compileScript(
       )
   }
   if (options.babelParserPlugins) plugins.push(...options.babelParserPlugins)
-  if (isTS) plugins.push('typescript', 'decorators-legacy')
+  if (isTS) {
+    plugins.push('typescript')
+    if (!plugins.includes('decorators')) {
+      plugins.push('decorators-legacy')
+    }
+  }
 
   if (!scriptSetup) {
     if (!script) {

Original file line number	Diff line number	Diff line change
`@@ -126,7 +126,12 @@ export function compileScript(`
`126`	`126`	`)`
`127`	`127`	`}`
`128`	`128`	`if (options.babelParserPlugins) plugins.push(...options.babelParserPlugins)`
`129`		`- if (isTS) plugins.push('typescript', 'decorators-legacy')`
	`129`	`+ if (isTS) {`
	`130`	`+ plugins.push('typescript')`
	`131`	`+ if (!plugins.includes('decorators')) {`
	`132`	`+ plugins.push('decorators-legacy')`
	`133`	`+ }`
	`134`	`+ }`
`130`	`135`
`131`	`136`	`if (!scriptSetup) {`
`132`	`137`	`if (!script) {`