From 4b8e198bf209fcf0aea55018d8940355ea4345de Mon Sep 17 00:00:00 2001
From: Richard Moore <github@ricmoo.com>
Date: Tue, 25 Feb 2020 13:51:33 -0500
Subject: [PATCH] Fix log parsing when no matching topic is found (#733).

---
 packages/abi/src.ts/index.ts       | 7 +++++--
 packages/contracts/src.ts/index.ts | 6 +++---
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/packages/abi/src.ts/index.ts b/packages/abi/src.ts/index.ts
index f954a4009b..f0f4cfc0a2 100644
--- a/packages/abi/src.ts/index.ts
+++ b/packages/abi/src.ts/index.ts
@@ -2,7 +2,7 @@
 
 import { ConstructorFragment, EventFragment, FormatTypes, Fragment, FunctionFragment, JsonFragment, JsonFragmentType, ParamType } from "./fragments";
 import { AbiCoder, CoerceFunc, defaultAbiCoder } from "./abi-coder";
-import { Indexed, Interface, Result } from "./interface";
+import { Indexed, Interface, LogDescription, Result, TransactionDescription } from "./interface";
 
 export {
     ConstructorFragment,
@@ -25,5 +25,8 @@ export {
     JsonFragment,
     JsonFragmentType,
 
-    Result
+    Result,
+
+    LogDescription,
+    TransactionDescription
 };
diff --git a/packages/contracts/src.ts/index.ts b/packages/contracts/src.ts/index.ts
index c94e92b7dc..81f0be9ffb 100644
--- a/packages/contracts/src.ts/index.ts
+++ b/packages/contracts/src.ts/index.ts
@@ -1,6 +1,6 @@
 "use strict";
 
-import { EventFragment, Fragment, Indexed, Interface, JsonFragment, ParamType, Result } from "@ethersproject/abi";
+import { EventFragment, Fragment, Indexed, Interface, JsonFragment, LogDescription, ParamType, Result } from "@ethersproject/abi";
 import { Block, BlockTag, Filter, FilterByBlockHash, Listener, Log, Provider, TransactionReceipt, TransactionRequest, TransactionResponse } from "@ethersproject/abstract-provider";
 import { Signer, VoidSigner } from "@ethersproject/abstract-signer";
 import { getContractAddress } from "@ethersproject/address";
@@ -12,7 +12,7 @@ import { UnsignedTransaction } from "@ethersproject/transactions";
 
 import { Logger } from "@ethersproject/logger";
 import { version } from "./_version";
-import { LogDescription } from "@ethersproject/abi/lib/interface";
+
 const logger = new Logger(version);
 
 export interface Overrides {
@@ -241,7 +241,7 @@ function runMethod(contract: Contract, functionName: string, options: RunOptions
                         receipt.events = receipt.logs.map((log) => {
                              let event: Event = (<Event>deepCopy(log));
 
-                             let parsed: LogDescription;
+                             let parsed: LogDescription = null;
                              try {
                                 parsed = contract.interface.parseLog(log);
                              } catch (e){}