Add support for matching on restore key values

packages/cache/src/cache.ts

@@ -3,18 +3,18 @@ import * as path from 'path'
 import * as utils from './internal/cacheUtils'
 import * as cacheHttpClient from './internal/cacheHttpClient'
 import * as cacheTwirpClient from './internal/shared/cacheTwirpClient'
-import { getCacheServiceVersion, isGhes } from './internal/config'
-import { DownloadOptions, UploadOptions } from './options'
-import { createTar, extractTar, listTar } from './internal/tar'
+import {getCacheServiceVersion, isGhes} from './internal/config'
+import {DownloadOptions, UploadOptions} from './options'
+import {createTar, extractTar, listTar} from './internal/tar'
 import {
   CreateCacheEntryRequest,
   FinalizeCacheEntryUploadRequest,
   FinalizeCacheEntryUploadResponse,
   GetCacheEntryDownloadURLRequest
 } from './generated/results/api/v1/cache'
-import { CacheFileSizeLimit } from './internal/constants'
-import { uploadCacheFile } from './internal/blob/upload-cache'
-import { downloadCacheFile } from './internal/blob/download-cache'
+import {CacheFileSizeLimit} from './internal/constants'
+import {uploadCacheFile} from './internal/blob/upload-cache'
+import {downloadCacheFile} from './internal/blob/download-cache'
 export class ValidationError extends Error {
   constructor(message: string) {
     super(message)
@@ -287,7 +287,7 @@ async function restoreCacheV2(
     await extractTar(archivePath, compressionMethod)
     core.info('Cache restored successfully')
 
-    return request.key
+    return response.matchedKey
   } catch (error) {
     const typedError = error as Error
     if (typedError.name === ValidationError.name) {
@@ -407,9 +407,9 @@ async function saveCacheV1(
     } else if (reserveCacheResponse?.statusCode === 400) {
       throw new Error(
         reserveCacheResponse?.error?.message ??
-        `Cache size of ~${Math.round(
-          archiveFileSize / (1024 * 1024)
-        )} MB (${archiveFileSize} B) is over the data cap limit, not saving cache.`
+          `Cache size of ~${Math.round(
+            archiveFileSize / (1024 * 1024)
+          )} MB (${archiveFileSize} B) is over the data cap limit, not saving cache.`
       )
     } else {
       throw new ReserveCacheError(