Function stringifyDepsOptimizerMetadata

packages/vite/src/node/optimizer/index.ts:1067–1110

* Stringify metadata for deps cache. Remove processing promises * and individual dep info browserHash. Once the cache is reload * the next time the server start we need to use the global * browserHash to allow long term caching

(
  metadata: DepOptimizationMetadata,
  depsCacheDir: string,
)

 * browserHash to allow long term caching
 */
function stringifyDepsOptimizerMetadata(
  metadata: DepOptimizationMetadata,
  depsCacheDir: string,
) {
  const { hash, configHash, lockfileHash, browserHash, optimized, chunks } =
    metadata
  return JSON.stringify(
    {
      hash,
      configHash,
      lockfileHash,
      browserHash,
      optimized: Object.fromEntries(
        Object.values(optimized).map(
          ({ id, src, file, fileHash, needsInterop, isDynamicEntry }) => [
            id,
            {
              src,
              file,
              fileHash,
              needsInterop,
              isDynamicEntry,
            },
          ],
        ),
      ),
      chunks: Object.fromEntries(
        Object.values(chunks).map(({ id, file, isDynamicEntry }) => [
          id,
          { file, isDynamicEntry },
        ]),
      ),
    },
    (key: string, value: string) => {
      // Paths can be absolute or relative to the deps cache dir where
      // the _metadata.json is located
      if (key === 'file' || key === 'src') {
        return normalizePath(path.relative(depsCacheDir, value))
      }
      return value
    },
    2,
  )
}

export async function extractExportsData(
  environment: Environment,