Strict restore implemented

restore/action.yml

@@ -12,6 +12,9 @@ inputs:
   restore-keys:
     description: 'An ordered list of keys to use for restoring stale cache if no cache hit occurred for key. Note `cache-hit` returns false in this case.'
     required: false
+  strict-restore:
+    description: 'Fail the workflow if the cache is not found for the given key.'
+    required: false
 outputs:
   cache-hit:
     description: 'A boolean value to indicate an exact match was found for the primary key'

src/constants.ts

@@ -2,7 +2,8 @@ export enum Inputs {
     Key = "key",
     Path = "path",
     RestoreKeys = "restore-keys",
-    UploadChunkSize = "upload-chunk-size"
+    UploadChunkSize = "upload-chunk-size",
+    StrictRestore = "strict-restore"
 }
 
 export enum Outputs {

src/restore.ts

@@ -51,6 +51,13 @@ async function run(): Promise<void> {
 
         const isExactKeyMatch = utils.isExactKeyMatch(primaryKey, cacheKey);
         utils.setCacheHitOutput(isExactKeyMatch);
+
+        if (!isExactKeyMatch && core.getInput(Inputs.StrictRestore) == "true") {
+            core.info(
+                "Cache with exact key not found, hence exiting the workflow as strict-restore is set to true"
+            );
+            return;
+        }
         core.info(`Cache restored from key: ${cacheKey}`);
     } catch (error: unknown) {
         core.setFailed((error as Error).message);