From 72e3f80a4aad249ec759e818116990eb82b54a05 Mon Sep 17 00:00:00 2001
From: Sergey Dolin <dsame@github.com>
Date: Mon, 30 Jan 2023 14:48:41 +0100
Subject: [PATCH] Introduce `isCacheEnabled`

In order to hande empty 'cache' input
---
 src/cache-utils.ts | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/src/cache-utils.ts b/src/cache-utils.ts
index 0faa1c5..a40a205 100644
--- a/src/cache-utils.ts
+++ b/src/cache-utils.ts
@@ -1,7 +1,12 @@
 import * as cache from '@actions/cache';
 import * as core from '@actions/core';
 import * as exec from '@actions/exec';
-import {supportedPackageManagers, PackageManagerInfo} from './package-managers';
+import {
+  supportedPackageManagers,
+  PackageManagerInfo,
+  getCurrentPackageManager
+} from './package-managers';
+import {findDependencyFile} from './cache-restore';
 
 export const getCommandOutput = async (toolCommand: string) => {
   let {stdout, stderr, exitCode} = await exec.getExecOutput(
@@ -73,3 +78,16 @@ export function isCacheFeatureAvailable(): boolean {
   );
   return false;
 }
+
+export async function isCacheEnabled() {
+  const cacheInput = core.getInput('cache');
+  if (cacheInput) {
+    return core.getBooleanInput('cache');
+  }
+
+  const packageManager = getCurrentPackageManager();
+  const packageManagerInfo = await getPackageManagerInfo(packageManager);
+  const cachePaths = findDependencyFile(packageManagerInfo);
+
+  return cachePaths.length > 0;
+}