rpc: recognize previous error code for ErrNotificationsUnsupported

ethereum · Dec 8, 2022 · 4e95252 · 4e95252
1 parent 2301ca7
commit 4e95252
Showing 1 changed file with 11 additions and 5 deletions.
diff --git a/rpc/errors.go b/rpc/errors.go
@@ -58,10 +58,12 @@ var (
 )
 
 const (
-	errcodeDefault                  = -32000
-	errcodeTimeout                  = -32002
-	errcodePanic                    = -32603
-	errcodeMarshalError             = -32603
+	errcodeDefault      = -32000
+	errcodeTimeout      = -32002
+	errcodePanic        = -32603
+	errcodeMarshalError = -32603
+
+	legacyErrcodeNotificationsUnsupported = -32001
 )
 
 const (
@@ -97,7 +99,11 @@ func (e notificationsUnsupportedError) Is(other error) bool {
 		return true
 	}
 	rpcErr, ok := other.(Error)
-	return ok && rpcErr.ErrorCode() == -32601
+	if ok {
+		code := rpcErr.ErrorCode()
+		return code == -32601 || code == legacyErrcodeNotificationsUnsupported
+	}
+	return false
 }
 
 type subscriptionNotFoundError struct{ namespace, subscription string }