chore(types): remove unnecessary type assertions (#4356)

Author: webfansplz

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

@@ -352,7 +352,7 @@ export async function createServer(
     transformRequest(url, options) {
       return transformRequest(url, server, options)
     },
-    transformIndexHtml: null as any,
+    transformIndexHtml: null!, // to be immediately set
     ssrLoadModule(url) {
       if (!server._ssrExternals) {
         server._ssrExternals = resolveSSRExternal(

packages/vite/src/node/ssr/ssrStacktrace.ts

@@ -32,7 +32,7 @@ export function ssrRewriteStacktrace(
           }
 
           const consumer = new SourceMapConsumer(
-            rawSourceMap as any as RawSourceMap
+            rawSourceMap as unknown as RawSourceMap
           )
 
           const pos = consumer.originalPositionFor({

packages/vite/src/node/ssr/ssrTransform.ts

@@ -146,9 +146,9 @@ export async function ssrTransform(
 
     // export * from './foo'
     if (node.type === 'ExportAllDeclaration') {
-      if ((node as any).exported) {
+      if (node.exported) {
         const importId = defineImport(node, node.source.value as string)
-        defineExport((node as any).exported.name, `${importId}`)
+        defineExport(node.exported.name, `${importId}`)
         s.remove(node.start, node.end)
       } else {
         const importId = defineImport(node, node.source.value as string)