refactor into a generic outputter

src/restoreOnly.ts

@@ -1,17 +1,8 @@
-import * as core from "@actions/core";
-
-import { Outputs } from "./constants";
+import { NonStateOuputSetter } from "./outputSetter";
 import run from "./restoreImpl";
-import * as utils from "./utils/actionUtils";
 
 async function restoreOnly(): Promise<void> {
-    const cacheKey = await run();
-    if (cacheKey) {
-        // Store the matched cache key in output
-        core.setOutput(Outputs.Key, utils.getCacheState());
-
-        core.info(`Cache restored from key: ${cacheKey}`);
-    }
+    await run(new NonStateOuputSetter());
 }
 
 export default restoreOnly;