Implement get-params for rsc

packages/next/src/client/components/get-params.ts

@@ -0,0 +1,11 @@
+import { staticGenerationAsyncStorage } from './static-generation-async-storage.external'
+
+export const getParams = () => {
+  const store = staticGenerationAsyncStorage.getStore()
+
+  if (!store) return null
+
+  const { params } = store
+
+  return params
+}

packages/next/src/client/components/static-generation-async-storage.external.ts

@@ -7,11 +7,13 @@ import type { PrerenderState } from '../../server/app-render/dynamic-rendering'
 
 // Share the instance module in the next-shared layer
 import { staticGenerationAsyncStorage } from './static-generation-async-storage-instance' with { 'turbopack-transition': 'next-shared' }
+import type { ParsedUrlQuery } from 'querystring'
 
 export interface StaticGenerationStore {
   readonly isStaticGeneration: boolean
   readonly pagePath?: string
   readonly urlPathname: string
+  readonly params?: ParsedUrlQuery
   readonly incrementalCache?: IncrementalCache
   readonly isOnDemandRevalidate?: boolean
   readonly isPrerendering?: boolean

packages/next/src/server/async-storage/static-generation-async-storage-wrapper.ts

@@ -6,6 +6,7 @@ import type { RenderOptsPartial } from '../app-render/types'
 
 import { createPrerenderState } from '../../server/app-render/dynamic-rendering'
 import type { FetchMetric } from '../base-http'
+import type { ParsedUrlQuery } from 'querystring'
 
 export type StaticGenerationContext = {
   urlPathname: string
@@ -17,6 +18,7 @@ export type StaticGenerationContext = {
     isServerAction?: boolean
     waitUntil?: Promise<any>
     experimental?: Pick<RenderOptsPartial['experimental'], 'isRoutePPREnabled'>
+    params?: ParsedUrlQuery
 
     /**
      * Fetch metrics attached in patch-fetch.ts
@@ -84,6 +86,7 @@ export const StaticGenerationAsyncStorageWrapper: AsyncStorageWrapper<
     const store: StaticGenerationStore = {
       isStaticGeneration,
       urlPathname,
+      params: renderOpts.params,
       pagePath: renderOpts.originalPathname,
       incrementalCache:
         // we fallback to a global incremental cache for edge-runtime locally