From d02b7c5fdfe984ebe430cc59d1c2c3a301ea8f45 Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Wed, 11 Oct 2017 14:54:49 +0300
Subject: Fix a bug in logs fetching

---
 src/web3_wrapper.ts | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'src/web3_wrapper.ts')

diff --git a/src/web3_wrapper.ts b/src/web3_wrapper.ts
index 9de75c809..ff5d25d9c 100644
--- a/src/web3_wrapper.ts
+++ b/src/web3_wrapper.ts
@@ -107,11 +107,24 @@ export class Web3Wrapper {
         return addresses;
     }
     public async getLogsAsync(filter: Web3.FilterObject): Promise<Web3.LogEntry[]> {
+        let fromBlock = filter.fromBlock;
+        if (_.isNumber(fromBlock)) {
+            fromBlock = this.web3.toHex(fromBlock);
+        }
+        let toBlock = filter.toBlock;
+        if (_.isNumber(toBlock)) {
+            toBlock = this.web3.toHex(toBlock);
+        }
+        const serializedFilter = {
+            ...filter,
+            fromBlock,
+            toBlock,
+        };
         const payload = {
             jsonrpc: '2.0',
             id: this.jsonRpcRequestId++,
             method: 'eth_getLogs',
-            params: [filter],
+            params: [serializedFilter],
         };
         const logs = await this.sendRawPayloadAsync(payload);
         return logs;
-- 
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