Move common types out of web3 types

packages/utils/src/abi_decoder.ts

@@ -1,13 +1,22 @@
-import { AbiType, DecodedLogArgs, LogWithDecodedArgs, RawLog, SolidityTypes } from '@0xproject/types';
+import {
+    AbiDefinition,
+    AbiType,
+    DecodedLogArgs,
+    EventAbi,
+    EventParameter,
+    LogEntry,
+    LogWithDecodedArgs,
+    RawLog,
+    SolidityTypes,
+} from '@0xproject/types';
 import * as ethersContracts from 'ethers-contracts';
 import * as _ from 'lodash';
-import * as Web3 from 'web3';
 
 import { BigNumber } from './configured_bignumber';
 
 export class AbiDecoder {
-    private _savedABIs: Web3.AbiDefinition[] = [];
-    private _methodIds: { [signatureHash: string]: Web3.EventAbi } = {};
+    private _savedABIs: AbiDefinition[] = [];
+    private _methodIds: { [signatureHash: string]: EventAbi } = {};
     private static _padZeros(address: string) {
         let formatted = address;
         if (_.startsWith(formatted, '0x')) {
@@ -17,11 +26,11 @@ export class AbiDecoder {
         formatted = _.padStart(formatted, 40, '0');
         return `0x${formatted}`;
     }
-    constructor(abiArrays: Web3.AbiDefinition[][]) {
+    constructor(abiArrays: AbiDefinition[][]) {
         _.forEach(abiArrays, this._addABI.bind(this));
     }
     // This method can only decode logs from the 0x & ERC20 smart contracts
-    public tryToDecodeLogOrNoop<ArgsType>(log: Web3.LogEntry): LogWithDecodedArgs<ArgsType> | RawLog {
+    public tryToDecodeLogOrNoop<ArgsType>(log: LogEntry): LogWithDecodedArgs<ArgsType> | RawLog {
         const methodId = log.topics[0];
         const event = this._methodIds[methodId];
         if (_.isUndefined(event)) {
@@ -37,7 +46,7 @@ export class AbiDecoder {
         const decodedData = ethersInterface.events[event.name].parse(log.data);
 
         let failedToDecode = false;
-        _.forEach(event.inputs, (param: Web3.EventParameter, i: number) => {
+        _.forEach(event.inputs, (param: EventParameter, i: number) => {
             // Indexed parameters are stored in topics. Non-indexed ones in decodedData
             let value: BigNumber | string | number = param.indexed ? log.topics[topicsIndex++] : decodedData[i];
             if (_.isUndefined(value)) {
@@ -64,12 +73,12 @@ export class AbiDecoder {
             };
         }
     }
-    private _addABI(abiArray: Web3.AbiDefinition[]): void {
+    private _addABI(abiArray: AbiDefinition[]): void {
         if (_.isUndefined(abiArray)) {
             return;
         }
         const ethersInterface = new ethersContracts.Interface(abiArray);
-        _.map(abiArray, (abi: Web3.AbiDefinition) => {
+        _.map(abiArray, (abi: AbiDefinition) => {
             if (abi.type === AbiType.Event) {
                 const topic = ethersInterface.events[abi.name].topic;
                 this._methodIds[topic] = abi;