fix: use global []byte slice to avoid conversions in loop (#595)

Co-authored-by: Muggle-Du <adudu@CNMAC0342.local>
2021-09-28 08:03:08 +02:00
parent bbb54a6d17
commit fdb92ee788
1 changed files with 3 additions and 1 deletions
@@ -67,6 +67,8 @@ type Backend interface {

 var _ Backend = (*EVMBackend)(nil)

+var bAttributeKeyEthereumBloom = []byte(evmtypes.AttributeKeyEthereumBloom)
+
 // EVMBackend implements the Backend interface
 type EVMBackend struct {
 	ctx         context.Context
@@ -205,7 +207,7 @@ func (e *EVMBackend) BlockBloom(height *int64) (ethtypes.Bloom, error) {
 		}

 		for _, attr := range event.Attributes {
-			if bytes.Equal(attr.Key, []byte(evmtypes.AttributeKeyEthereumBloom)) {
+			if bytes.Equal(attr.Key, bAttributeKeyEthereumBloom) {
 				return ethtypes.BytesToBloom(attr.Value), nil
 			}
 		}