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-rw-r--r--packages/base-contract/package.json2
-rw-r--r--packages/base-contract/src/index.ts8
-rw-r--r--packages/contract_templates/contract.handlebars2
-rw-r--r--packages/contract_templates/partials/callAsync.handlebars19
-rw-r--r--packages/contract_templates/partials/return_type.handlebars2
-rw-r--r--packages/typescript-typings/types/ethers/index.d.ts39
6 files changed, 57 insertions, 15 deletions
diff --git a/packages/base-contract/package.json b/packages/base-contract/package.json
index 22ae43cdc..78dcbfe7f 100644
--- a/packages/base-contract/package.json
+++ b/packages/base-contract/package.json
@@ -42,7 +42,7 @@
"@0xproject/typescript-typings": "^0.2.0",
"@0xproject/utils": "^0.5.2",
"@0xproject/web3-wrapper": "^0.6.1",
- "ethers-contracts": "^2.2.1",
+ "ethers": "^3.0.15",
"lodash": "^4.17.4"
},
"publishConfig": {
diff --git a/packages/base-contract/src/index.ts b/packages/base-contract/src/index.ts
index bfa99fac1..e95b18db6 100644
--- a/packages/base-contract/src/index.ts
+++ b/packages/base-contract/src/index.ts
@@ -10,13 +10,13 @@ import {
} from '@0xproject/types';
import { abiUtils, BigNumber } from '@0xproject/utils';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
-import * as ethersContracts from 'ethers-contracts';
+import * as ethers from 'ethers';
import * as _ from 'lodash';
import { formatABIDataItem } from './utils';
export interface EthersInterfaceByFunctionSignature {
- [key: string]: ethersContracts.Interface;
+ [key: string]: ethers.Interface;
}
export class BaseContract {
@@ -62,7 +62,7 @@ export class BaseContract {
}
return txDataWithDefaults;
}
- protected _lookupEthersInterface(functionSignature: string): ethersContracts.Interface {
+ protected _lookupEthersInterface(functionSignature: string): ethers.Interface {
const ethersInterface = this._ethersInterfacesByFunctionSignature[functionSignature];
if (_.isUndefined(ethersInterface)) {
throw new Error(`Failed to lookup method with function signature '${functionSignature}'`);
@@ -92,7 +92,7 @@ export class BaseContract {
this._ethersInterfacesByFunctionSignature = {};
_.each(methodAbis, methodAbi => {
const functionSignature = abiUtils.getFunctionSignature(methodAbi);
- this._ethersInterfacesByFunctionSignature[functionSignature] = new ethersContracts.Interface([methodAbi]);
+ this._ethersInterfacesByFunctionSignature[functionSignature] = new ethers.Interface([methodAbi]);
});
}
}
diff --git a/packages/contract_templates/contract.handlebars b/packages/contract_templates/contract.handlebars
index 472452d74..cd50e14cd 100644
--- a/packages/contract_templates/contract.handlebars
+++ b/packages/contract_templates/contract.handlebars
@@ -8,7 +8,7 @@ import { BaseContract } from '@0xproject/base-contract';
import { BlockParam, BlockParamLiteral, CallData, ContractAbi, DataItem, MethodAbi, Provider, TxData, TxDataPayable } from '@0xproject/types';
import { BigNumber, classUtils, promisify } from '@0xproject/utils';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
-import * as ethersContracts from 'ethers-contracts';
+import * as ethers from 'ethers'
import * as _ from 'lodash';
{{#if events}}
diff --git a/packages/contract_templates/partials/callAsync.handlebars b/packages/contract_templates/partials/callAsync.handlebars
index a6f4abdf2..3cc16ccc6 100644
--- a/packages/contract_templates/partials/callAsync.handlebars
+++ b/packages/contract_templates/partials/callAsync.handlebars
@@ -5,22 +5,25 @@ async callAsync(
defaultBlock?: BlockParam,
): Promise<{{> return_type outputs=outputs}}> {
const self = this as any as {{contractName}}Contract;
- const inputAbi = self._lookupAbi('{{this.functionSignature}}').inputs;
+ const functionSignature = '{{this.functionSignature}}';
+ const inputAbi = self._lookupAbi(functionSignature).inputs;
[{{> params inputs=inputs}}] = BaseContract._formatABIDataItemList(inputAbi, [{{> params inputs=inputs}}], BaseContract._bigNumberToString.bind(self));
- const encodedData = self._lookupEthersInterface('{{this.functionSignature}}').functions.{{this.name}}(
+ const ethersFunction = self._lookupEthersInterface(functionSignature).functions.{{this.name}}(
{{> params inputs=inputs}}
- ).data;
+ ) as ethers.CallDescription;
+ const encodedData = ethersFunction.data;
const callDataWithDefaults = await self._applyDefaultsToTxDataAsync(
{
data: encodedData,
}
)
const rawCallResult = await self._web3Wrapper.callAsync(callDataWithDefaults, defaultBlock);
+ let result = ethersFunction.parse(rawCallResult);
+
const outputAbi = (_.find(self.abi, {name: '{{this.name}}'}) as MethodAbi).outputs;
- const outputParamsTypes = _.map(outputAbi, 'type');
- let resultArray = ethersContracts.Interface.decodeParams(outputParamsTypes, rawCallResult) as any;
- resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._lowercaseAddress.bind(this));
- resultArray = BaseContract._formatABIDataItemList(outputAbi, resultArray, BaseContract._bnToBigNumber.bind(this));
- return resultArray{{#singleReturnValue}}[0]{{/singleReturnValue}};
+ result = BaseContract._formatABIDataItemList(outputAbi, result, BaseContract._lowercaseAddress.bind(this));
+ result = BaseContract._formatABIDataItemList(outputAbi, result, BaseContract._bnToBigNumber.bind(this));
+
+ return result{{#singleReturnValue}}[0]{{/singleReturnValue}};
},
{{/hasReturnValue}}
diff --git a/packages/contract_templates/partials/return_type.handlebars b/packages/contract_templates/partials/return_type.handlebars
index 9dd509953..77d96e8c4 100644
--- a/packages/contract_templates/partials/return_type.handlebars
+++ b/packages/contract_templates/partials/return_type.handlebars
@@ -1,6 +1,6 @@
{{#if outputs.length}}
{{#singleReturnValue}}
-{{#returnType outputs.0.type components}}{{/returnType}}
+{{#returnType outputs.0.type outputs.0.components}}{{/returnType}}
{{/singleReturnValue}}
{{^singleReturnValue}}
[{{#each outputs}}{{#returnType type components}}{{/returnType}}{{#unless @last}}, {{/unless}}{{/each}}]
diff --git a/packages/typescript-typings/types/ethers/index.d.ts b/packages/typescript-typings/types/ethers/index.d.ts
new file mode 100644
index 000000000..313e8eb8a
--- /dev/null
+++ b/packages/typescript-typings/types/ethers/index.d.ts
@@ -0,0 +1,39 @@
+declare module 'ethers' {
+ export interface TransactionDescription {
+ name: string;
+ signature: string;
+ sighash: string;
+ data: string;
+ }
+ export interface CallDescription extends TransactionDescription {
+ parse: (...args: any[]) => any;
+ }
+ export interface FunctionDescription {
+ (...params: any[]): TransactionDescription | CallDescription;
+ inputs: { names: string[]; types: string[] };
+ outputs: { names: string[]; types: string[] };
+ type: string;
+ }
+ export interface EventDescription {
+ parse: (...args: any[]) => any;
+ inputs: { names: string[]; types: string[] };
+ signature: string;
+ topic: string;
+ }
+ export class Interface {
+ public functions: { [functionName: string]: FunctionDescription };
+ public events: { [eventName: string]: EventDescription };
+ // public static decodeParams(types: string[], data: string): any[];
+ constructor(abi: any);
+ }
+ export class Contract {
+ constructor(address: string, abi: any, provider: any);
+ }
+}
+
+declare module 'ethers/utils/abi-coder' {
+ export class Coder {
+ public decode(names: any[], types: any[], data?: any[]): any[];
+ defaultCoder: Coder;
+ }
+}