From b411ce881ef3ad6c2e04b48b3ca50555d42f554d Mon Sep 17 00:00:00 2001
From: Martin Boehm <martin.boehm@1mbsoftware.net>
Date: Sun, 20 Jan 2019 12:22:49 +0100
Subject: [PATCH] Fix Groestlcoin rpc

---
 bchain/coins/grs/grsrpc.go | 16 +---------------
 1 file changed, 1 insertion(+), 15 deletions(-)

diff --git a/bchain/coins/grs/grsrpc.go b/bchain/coins/grs/grsrpc.go
index f7adebd0..d3afb9f0 100644
--- a/bchain/coins/grs/grsrpc.go
+++ b/bchain/coins/grs/grsrpc.go
@@ -79,7 +79,7 @@ func (g *GroestlcoinRPC) GetBlock(hash string, height uint32) (*bchain.Block, er
 	for _, txid := range res.Result.Txids {
 		tx, err := g.GetTransaction(txid)
 		if err != nil {
-			if isInvalidTx(err) {
+			if err == bchain.ErrTxNotFound {
 				glog.Errorf("rpc: getblock: skipping transanction in block %s due error: %s", hash, err)
 				continue
 			}
@@ -94,20 +94,6 @@ func (g *GroestlcoinRPC) GetBlock(hash string, height uint32) (*bchain.Block, er
 	return block, nil
 }
 
-func isInvalidTx(err error) bool {
-	switch e1 := err.(type) {
-	case *errors.Err:
-		switch e2 := e1.Cause().(type) {
-		case *bchain.RPCError:
-			if e2.Code == -5 { // "No information available about transaction"
-				return true
-			}
-		}
-	}
-
-	return false
-}
-
 // GetTransactionForMempool returns a transaction by the transaction ID.
 // It could be optimized for mempool, i.e. without block time and confirmations
 func (g *GroestlcoinRPC) GetTransactionForMempool(txid string) (*bchain.Tx, error) {