fix: Replace throw with warn

Signed-off-by: jongwooo <jongwooo.han@gmail.com>

__tests__/cache-utils.test.ts

@@ -162,7 +162,7 @@ describe('isCacheFeatureAvailable', () => {
     expect(functionResult).toBeFalsy();
   });
 
-  it('should throw when cache feature is unavailable and GHES is used', () => {
+  it('should warn when cache feature is unavailable and GHES is used', () => {
     //Arrange
     isFeatureAvailableSpy.mockImplementation(() => {
       return false;
@@ -170,10 +170,11 @@ describe('isCacheFeatureAvailable', () => {
 
     process.env['GITHUB_SERVER_URL'] = 'https://nongithub.com';
 
-    let errorMessage =
+    let warningMessage =
       'Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.';
 
     //Act + Assert
-    expect(() => cacheUtils.isCacheFeatureAvailable()).toThrow(errorMessage);
+    expect(cacheUtils.isCacheFeatureAvailable()).toBeFalsy();
+    expect(warningSpy).toHaveBeenCalledWith(warningMessage);
   });
 });

dist/cache-save/index.js

@@ -60475,7 +60475,8 @@ function isCacheFeatureAvailable() {
         return true;
     }
     if (isGhes()) {
-        throw new Error('Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.');
+        core.warning('Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.');
+        return false;
     }
     core.warning('The runner was not able to contact the cache service. Caching will be skipped');
     return false;

dist/setup/index.js

@@ -63148,7 +63148,8 @@ function isCacheFeatureAvailable() {
         return true;
     }
     if (isGhes()) {
-        throw new Error('Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.');
+        core.warning('Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.');
+        return false;
     }
     core.warning('The runner was not able to contact the cache service. Caching will be skipped');
     return false;

src/cache-utils.ts

@@ -62,9 +62,10 @@ export function isCacheFeatureAvailable(): boolean {
   }
 
   if (isGhes()) {
-    throw new Error(
+    core.warning(
       'Cache action is only supported on GHES version >= 3.5. If you are on version >=3.5 Please check with GHES admin if Actions cache service is enabled or not.'
     );
+    return false;
   }
 
   core.warning(