Removed -2 error code

dist/save-only/index.js

@@ -41119,14 +41119,14 @@ const utils = __importStar(__webpack_require__(443));
 process.on("uncaughtException", e => utils.logWarning(e.message));
 function saveImpl(stateProvider) {
     return __awaiter(this, void 0, void 0, function* () {
-        let cacheId;
+        let cacheId = -1;
         try {
             if (!utils.isCacheFeatureAvailable()) {
-                return -2; //-2 refers as safe to ignore for the caller
+                return;
             }
             if (!utils.isValidEvent()) {
                 utils.logWarning(`Event Validation Error: The event type ${process.env[constants_1.Events.Key]} is not supported because it's not tied to a branch or tag ref.`);
-                return -2;
+                return;
             }
             // If restore has stored a primary key in state, reuse that
             // Else re-evaluate from inputs
@@ -41134,14 +41134,14 @@ function saveImpl(stateProvider) {
                 core.getInput(constants_1.Inputs.Key);
             if (!primaryKey) {
                 utils.logWarning(`Key is not specified.`);
-                return -2;
+                return;
             }
             // If matched restore key is same as primary key, then do not save cache
             // NO-OP in case of SaveOnly action
             const restoredKey = stateProvider.getCacheState();
             if (utils.isExactKeyMatch(primaryKey, restoredKey)) {
                 core.info(`Cache hit occurred on the primary key ${primaryKey}, not saving cache.`);
-                return -2;
+                return;
             }
             const cachePaths = utils.getInputAsArray(constants_1.Inputs.Path, {
                 required: true