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authorLeonid Logvinov <logvinov.leon@gmail.com>2018-01-17 03:12:42 +0800
committerLeonid Logvinov <logvinov.leon@gmail.com>2018-01-18 21:18:51 +0800
commit4b9501318d8933f949fa0f87956e9cf5298d5726 (patch)
treec1aa7888406746bc3d8caad2eb03ffbd212cb6d4 /packages/contracts/deploy/src/utils/contract.ts
parente5eec04f92b51319dc55c46c9be7b9d6fe5a1e48 (diff)
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Move deployer to a separate package
Diffstat (limited to 'packages/contracts/deploy/src/utils/contract.ts')
-rw-r--r--packages/contracts/deploy/src/utils/contract.ts81
1 files changed, 0 insertions, 81 deletions
diff --git a/packages/contracts/deploy/src/utils/contract.ts b/packages/contracts/deploy/src/utils/contract.ts
deleted file mode 100644
index 546e82dfb..000000000
--- a/packages/contracts/deploy/src/utils/contract.ts
+++ /dev/null
@@ -1,81 +0,0 @@
-import { schemas, SchemaValidator } from '@0xproject/json-schemas';
-import { promisify } from '@0xproject/utils';
-import * as _ from 'lodash';
-import * as Web3 from 'web3';
-
-import { AbiType } from './types';
-
-export class Contract implements Web3.ContractInstance {
- public address: string;
- public abi: Web3.ContractAbi;
- private _contract: Web3.ContractInstance;
- private _defaults: Partial<Web3.TxData>;
- private _validator: SchemaValidator;
- // This class instance is going to be populated with functions and events depending on the ABI
- // and we don't know their types in advance
- [name: string]: any;
- constructor(web3ContractInstance: Web3.ContractInstance, defaults: Partial<Web3.TxData>) {
- this._contract = web3ContractInstance;
- this.address = web3ContractInstance.address;
- this.abi = web3ContractInstance.abi;
- this._defaults = defaults;
- this._populateEvents();
- this._populateFunctions();
- this._validator = new SchemaValidator();
- }
- private _populateFunctions(): void {
- const functionsAbi = _.filter(this.abi, abiPart => abiPart.type === AbiType.Function) as Web3.FunctionAbi[];
- _.forEach(functionsAbi, (functionAbi: Web3.MethodAbi) => {
- if (functionAbi.constant) {
- const cbStyleCallFunction = this._contract[functionAbi.name].call;
- this[functionAbi.name] = {
- callAsync: promisify(cbStyleCallFunction, this._contract),
- };
- } else {
- const cbStyleFunction = this._contract[functionAbi.name];
- const cbStyleEstimateGasFunction = this._contract[functionAbi.name].estimateGas;
- this[functionAbi.name] = {
- estimateGasAsync: promisify(cbStyleEstimateGasFunction, this._contract),
- sendTransactionAsync: this._promisifyWithDefaultParams(cbStyleFunction),
- };
- }
- });
- }
- private _populateEvents(): void {
- const eventsAbi = _.filter(this.abi, abiPart => abiPart.type === AbiType.Event) as Web3.EventAbi[];
- _.forEach(eventsAbi, (eventAbi: Web3.EventAbi) => {
- this[eventAbi.name] = this._contract[eventAbi.name];
- });
- }
- private _promisifyWithDefaultParams(fn: (...args: any[]) => void): (...args: any[]) => Promise<any> {
- const promisifiedWithDefaultParams = async (...args: any[]) => {
- const promise = new Promise((resolve, reject) => {
- const lastArg = args[args.length - 1];
- let txData: Partial<Web3.TxData> = {};
- if (this._isTxData(lastArg)) {
- txData = args.pop();
- }
- txData = {
- ...this._defaults,
- ...txData,
- };
- const callback = (err: Error, data: any) => {
- if (_.isNull(err)) {
- resolve(data);
- } else {
- reject(err);
- }
- };
- args.push(txData);
- args.push(callback);
- fn.apply(this._contract, args);
- });
- return promise;
- };
- return promisifiedWithDefaultParams;
- }
- private _isTxData(lastArg: any): boolean {
- const isValid = this._validator.isValid(lastArg, schemas.txDataSchema);
- return isValid;
- }
-}