Common getCompressionMethod for listTar and extractTar

packages/cache/src/internal/constants.ts

@@ -11,6 +11,12 @@ export enum CompressionMethod {
   Zstd = 'zstd'
 }
 
+export enum TarOperation {
+  Create = 'create',
+  List = 'list',
+  Extract = 'extract'
+}
+
 // The default number of retry attempts.
 export const DefaultRetryAttempts = 2