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-rw-r--r--packages/utils/CHANGELOG.json9
-rw-r--r--packages/utils/package.json2
-rw-r--r--packages/utils/src/abi_decoder.ts4
-rw-r--r--packages/utils/src/abi_utils.ts15
4 files changed, 22 insertions, 8 deletions
diff --git a/packages/utils/CHANGELOG.json b/packages/utils/CHANGELOG.json
index d395a7dec..b4f438966 100644
--- a/packages/utils/CHANGELOG.json
+++ b/packages/utils/CHANGELOG.json
@@ -1,5 +1,14 @@
[
{
+ "version": "2.0.0",
+ "changes": [
+ {
+ "note": "Make abi_decoder compatible with ethers ^4.0.0",
+ "pr": 1069
+ }
+ ]
+ },
+ {
"timestamp": 1537907159,
"version": "1.0.11",
"changes": [
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 1fd2f57fa..8b9161ce7 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -49,7 +49,7 @@
"detect-node": "2.0.3",
"ethereum-types": "^1.0.8",
"ethereumjs-util": "^5.1.1",
- "ethers": "3.0.22",
+ "ethers": "^4.0.0-beta.14",
"isomorphic-fetch": "^2.2.1",
"js-sha3": "^0.7.0",
"lodash": "^4.17.5"
diff --git a/packages/utils/src/abi_decoder.ts b/packages/utils/src/abi_decoder.ts
index 265eb105e..ea8c91d10 100644
--- a/packages/utils/src/abi_decoder.ts
+++ b/packages/utils/src/abi_decoder.ts
@@ -47,7 +47,7 @@ export class AbiDecoder {
let decodedData: any[];
try {
- decodedData = ethersInterface.events[event.name].parse(log.data);
+ decodedData = ethersInterface.events[event.name].decode(log.data);
} catch (error) {
if (error.code === ethers.errors.INVALID_ARGUMENT) {
// Because we index events by Method ID, and Method IDs are derived from the method
@@ -99,7 +99,7 @@ export class AbiDecoder {
const ethersInterface = new ethers.Interface(abiArray);
_.map(abiArray, (abi: AbiDefinition) => {
if (abi.type === AbiType.Event) {
- const topic = ethersInterface.events[abi.name].topics[0];
+ const topic = ethersInterface.events[abi.name].topic;
const numIndexedArgs = _.reduce(abi.inputs, (sum, input) => (input.indexed ? sum + 1 : sum), 0);
this._methodIds[topic] = {
...this._methodIds[topic],
diff --git a/packages/utils/src/abi_utils.ts b/packages/utils/src/abi_utils.ts
index c9b70966c..598ea5fcc 100644
--- a/packages/utils/src/abi_utils.ts
+++ b/packages/utils/src/abi_utils.ts
@@ -1,14 +1,19 @@
import { AbiDefinition, AbiType, ContractAbi, DataItem, MethodAbi } from 'ethereum-types';
-import * as ethers from 'ethers';
import * as _ from 'lodash';
import { BigNumber } from './configured_bignumber';
+type ParamName = null | string | NestedParamName;
+interface NestedParamName {
+ name: string | null;
+ names: ParamName[];
+}
+
// Note(albrow): This function is unexported in ethers.js. Copying it here for
// now.
// Source: https://github.com/ethers-io/ethers.js/blob/884593ab76004a808bf8097e9753fb5f8dcc3067/contracts/interface.js#L30
-function parseEthersParams(params: DataItem[]): { names: ethers.ParamName[]; types: string[] } {
- const names: ethers.ParamName[] = [];
+function parseEthersParams(params: DataItem[]): { names: ParamName[]; types: string[] } {
+ const names: ParamName[] = [];
const types: string[] = [];
params.forEach((param: DataItem) => {
@@ -37,7 +42,7 @@ function parseEthersParams(params: DataItem[]): { names: ethers.ParamName[]; typ
// returns true if x is equal to y and false otherwise. Performs some minimal
// type conversion and data massaging for x and y, depending on type. name and
// type should typically be derived from parseEthersParams.
-function isAbiDataEqual(name: ethers.ParamName, type: string, x: any, y: any): boolean {
+function isAbiDataEqual(name: ParamName, type: string, x: any, y: any): boolean {
if (_.isUndefined(x) && _.isUndefined(y)) {
return true;
} else if (_.isUndefined(x) && !_.isUndefined(y)) {
@@ -89,7 +94,7 @@ function isAbiDataEqual(name: ethers.ParamName, type: string, x: any, y: any): b
//
const nestedName = _.isString(name.names[i])
? (name.names[i] as string)
- : ((name.names[i] as ethers.NestedParamName).name as string);
+ : ((name.names[i] as NestedParamName).name as string);
if (!isAbiDataEqual(name.names[i], types[i], x[nestedName], y[nestedName])) {
return false;
}