fix: avoid resolving to 2.7 compiler-sfc

This can happen in monorepos where Vue 2.7 is in a package's deps
while Vue 3 is only a transitive dep, e.g. from VitePress. Even with
pnpm this can happen because `pnpm run` emulates npm behavior by
injecting NODE_PATH.

ref: vitejs/vite-plugin-vue@cf36b3e

Author: sxzz

src/core/compiler.ts

@@ -10,8 +10,7 @@ declare module 'vue/compiler-sfc' {
 
 export function resolveCompiler(root: string): typeof _compiler {
   // resolve from project root first, then fallback to peer dep (if any)
-  const compiler =
-    tryRequire('vue/compiler-sfc', root) || tryRequire('vue/compiler-sfc')
+  const compiler = tryResolveCompiler(root) || tryResolveCompiler()
 
   if (!compiler) {
     throw new Error(
@@ -24,6 +23,14 @@ export function resolveCompiler(root: string): typeof _compiler {
   return compiler
 }
 
+function tryResolveCompiler(root?: string) {
+  const vueMeta = tryRequire('vue/package.json', root)
+  // make sure to check the version is 3+ since 2.7 now also has vue/compiler-sfc
+  if (vueMeta && vueMeta.version.split('.')[0] >= 3) {
+    return tryRequire('vue/compiler-sfc', root)
+  }
+}
+
 const _require = createRequire(import.meta.url || __filename)
 function tryRequire(id: string, from?: string) {
   try {