fix: lazily evaluate __vite__mapDeps files (#17602)

Author: bluwy

packages/vite/src/node/plugins/importAnalysisBuild.ts

@@ -657,7 +657,7 @@ export function buildImportAnalysisPlugin(config: ResolvedConfig): Plugin {
               )
               .join(',')}]`
 
-            const mapDepsCode = `const __vite__fileDeps=${fileDepsCode},__vite__mapDeps=i=>i.map(i=>__vite__fileDeps[i]);\n`
+            const mapDepsCode = `const __vite__mapDeps=(i,m=__vite__mapDeps,d=(m.f||(m.f=${fileDepsCode})))=>i.map(i=>d[i]);\n`
 
             // inject extra code at the top or next line of hashbang
             if (code.startsWith('#!')) {

playground/js-sourcemap/__tests__/js-sourcemap.spec.ts

@@ -164,7 +164,7 @@ describe.runIf(isBuild)('build tests', () => {
     const js = findAssetFile(/after-preload-dynamic-hashbang-[-\w]{8}\.js$/)
     expect(js.split('\n').slice(0, 2)).toEqual([
       '#!/usr/bin/env node',
-      expect.stringContaining('const __vite__fileDeps=['),
+      expect.stringContaining('const __vite__mapDeps=(i'),
     ])
   })