Fix for BigNumber serialization

Author: dominiek

CHANGELOG.md

@@ -1,4 +1,8 @@
 
+# 0.1.7 -- Bugfixes
+
+- Fix for BigNumber serialization
+
 # 0.1.7 -- Utils & Fixes
 
 - Exposing serialize and unserialize functions via utils

integration/__tests__/ethereum.test.js

@@ -22,6 +22,7 @@ test('Should read all events from blockchain', async () => {
     });
   });
   expect(events.length).toBe(20);
+  expect(events[0].transactionIndex.isBigNumber, true);
 });
 
 test('Should read balances for a given user by calling contract method', async () => {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "eth-indexer",
-  "version": "0.1.7",
+  "version": "0.1.8",
   "description": "High performance Ethereum smart contract event indexing for fast local retrieval",
   "author": "Dominiek Ter Heide <[email protected]>",
   "license": "MIT",

src/utils.js

@@ -4,7 +4,7 @@ import BigNumber from 'bignumber.js';
 export const serialize = (event) => {
   const doc = Object.assign({}, event);
   for (const key in event.args) {
-    if (event.args[key] instanceof BigNumber) {
+    if (event.args[key] && event.args[key].isBigNumber) {
       doc.args[key] = {
         type: 'BigNumber',
         value: event.args[key].toString(),