tailwindcss/packages/@tailwindcss-node/src/esm-cache.loader.mts

import {
  isBuiltin,
  type ResolveFnOutput,
  type ResolveHook,
  type ResolveHookContext,
  type ResolveHookSync,
} from 'node:module'

export let resolve: ResolveHook = async (specifier, context, nextResolve) => {
  let result = await nextResolve(specifier, context)
  return processResolve(context, result)
}

export let resolveSync: ResolveHookSync = (specifier, context, nextResolve) => {
  let result = nextResolve(specifier, context)
  return processResolve(context, result)
}

function processResolve(context: ResolveHookContext, result: ResolveFnOutput) {
  try {
    if (result.url === import.meta.url) return result
    if (isBuiltin(result.url)) return result
    if (!context.parentURL) return result

    let parent = new URL(context.parentURL)

    let id = parent.searchParams.get('id')
    if (id === null) return result

    let url = new URL(result.url)
    url.searchParams.set('id', id)

    return {
      ...result,
      url: `${url}`,
    }
  } catch {
    return result
  }
}