fix: Empty token buffer decode error (#84)

project-serum · Sep 18, 2021 · 3f213aa · 3f213aa
1 parent 80b0fa4
commit 3f213aa
Showing 1 changed file with 12 additions and 6 deletions.
diff --git a/src/context/Token.tsx b/src/context/Token.tsx
@@ -128,12 +128,18 @@ export function useOwnedTokenAccount(
       listener = provider.connection.onAccountChange(
         tokenAccount.publicKey,
         (info) => {
-          const token = parseTokenAccountData(info.data);
-          if (token.amount !== tokenAccount.account.amount) {
-            const index = _OWNED_TOKEN_ACCOUNTS_CACHE.indexOf(tokenAccount);
-            assert.ok(index >= 0);
-            _OWNED_TOKEN_ACCOUNTS_CACHE[index].account = token;
-            setRefresh((r) => r + 1);
+          if (info.data.length !== 0) {
+            try {
+              const token = parseTokenAccountData(info.data);
+              if (token.amount !== tokenAccount.account.amount) {
+                const index = _OWNED_TOKEN_ACCOUNTS_CACHE.indexOf(tokenAccount);
+                assert.ok(index >= 0);
+                _OWNED_TOKEN_ACCOUNTS_CACHE[index].account = token;
+                setRefresh((r) => r + 1);
+              }
+            } catch (error) {
+              console.log("Failed to decode token AccountInfo");
+            }
           }
         }
       );