Don't check for implemented methods, just fail when they're called

Author: rolodato

sdk/index.ts

@@ -128,17 +128,6 @@ export class Flagsmith {
         }
 
         if (!!data.cache) {
-            const missingMethods: string[] = ['has', 'get', 'set'].filter(
-                method => data.cache && !data.cache[method]
-            );
-
-            if (missingMethods.length > 0) {
-                throw new Error(
-                    `Please implement the following methods in your cache: ${missingMethods.join(
-                        ', '
-                    )}`
-                );
-            }
             this.cache = data.cache;
         }
 

tests/sdk/flagsmith-cache.test.ts

@@ -4,15 +4,6 @@ beforeEach(() => {
   vi.clearAllMocks();
 });
 
-test('test_wrong_cache_interface_throws_an_error', async () => {
-  const cache = {
-    set: () => { },
-    get: () => { },
-  };
-
-  expect(() => { const flg = flagsmith({ cache }); }).toThrow();
-});
-
 test('test_empty_cache_not_read_but_populated', async () => {
   fetch.mockResolvedValue(new Response(flagsJSON));