fix(ssr): sourcemap content (fixes #8657) (#8997)

Author: sapphi-red

packages/vite/src/node/server/index.ts

@@ -320,7 +320,7 @@ export async function createServer(
     ws,
     moduleGraph,
     ssrTransform(code: string, inMap: SourceMap | null, url: string) {
-      return ssrTransform(code, inMap, url, {
+      return ssrTransform(code, inMap, url, code, {
         json: { stringify: server.config.json?.stringify }
       })
     },

packages/vite/src/node/server/transformRequest.ts

@@ -235,6 +235,7 @@ async function loadAndTransform(
     inMap: map,
     ssr
   })
+  const originalCode = code
   if (
     transformResult == null ||
     (isObject(transformResult) && transformResult.code == null)
@@ -258,7 +259,7 @@ async function loadAndTransform(
   }
 
   const result = ssr
-    ? await ssrTransform(code, map as SourceMap, url, {
+    ? await ssrTransform(code, map as SourceMap, url, originalCode, {
         json: { stringify: !!server.config.json?.stringify }
       })
     : ({