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author | Leonid <logvinov.leon@gmail.com> | 2017-11-22 03:24:47 +0800 |
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committer | GitHub <noreply@github.com> | 2017-11-22 03:24:47 +0800 |
commit | 415fd101d3b699304085dfdcee29ebffe0d5544b (patch) | |
tree | c81ccb5f0da0d7077e463bb4c158090f1081bb30 /packages | |
parent | 037f466e1f80f635b48f3235258402e2ce75fb7b (diff) | |
parent | 0747e162fa41a281d1fdce60cad494e265d09bb0 (diff) | |
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Merge pull request #231 from 0xProject/fix/logsPostFormatting
Add postFormatter for logs
Diffstat (limited to 'packages')
-rw-r--r-- | packages/0x.js/CHANGELOG.md | 11 | ||||
-rw-r--r-- | packages/0x.js/src/web3_wrapper.ts | 34 | ||||
-rw-r--r-- | packages/0x.js/test/token_wrapper_test.ts | 3 |
3 files changed, 40 insertions, 8 deletions
diff --git a/packages/0x.js/CHANGELOG.md b/packages/0x.js/CHANGELOG.md index 6245308c3..26e5f528b 100644 --- a/packages/0x.js/CHANGELOG.md +++ b/packages/0x.js/CHANGELOG.md @@ -2,18 +2,19 @@ vx.x.x ------------------------ - * Remove support for Async callback types when used in Subscribe functions + * Add post-formatter for logs converting `blockNumber`, `logIndex`, `transactionIndex` from hexes to numbers (#231) + * Remove support for Async callback types when used in Subscribe functions (#222) * In OrderWatcher subscribe to ZRX Token Transfer and Approval events when maker token is different (#225) v0.25.1 - _November 13, 2017_ ------------------------ - * Standardise on Cancelled over Canceled - * Add missing `DecodedLogEvent` type to exported types - * Normalized the transactionReceipt status to be `null|0|1`, 1 meaning transaction execution successful, 0 unsuccessful and `null` if it is a pre-byzantinium transaction. + * Standardise on Cancelled over Canceled (#217) + * Add missing `DecodedLogEvent` type to exported types (#205) + * Normalized the transactionReceipt status to be `null|0|1`, 1 meaning transaction execution successful, 0 unsuccessful and `null` if it is a pre-byzantinium transaction. (#200) v0.23.0 - _November 12, 2017_ ------------------------ - * Fixed unhandled promise rejection error in subscribe methods (#209) + * Fixed unhandled promise rejection error in subscribe methods (#209) * Subscribe callbacks now receive an error object as their first argument v0.22.6 - _November 10, 2017_ diff --git a/packages/0x.js/src/web3_wrapper.ts b/packages/0x.js/src/web3_wrapper.ts index c937f9288..f6b6ca09a 100644 --- a/packages/0x.js/src/web3_wrapper.ts +++ b/packages/0x.js/src/web3_wrapper.ts @@ -5,6 +5,17 @@ import promisify = require('es6-promisify'); import {ZeroExError, Artifact, TransactionReceipt} from './types'; import {Contract} from './contract'; +interface RawLogEntry { + logIndex: string|null; + transactionIndex: string|null; + transactionHash: string; + blockHash: string|null; + blockNumber: string|null; + address: string; + data: string; + topics: string[]; +} + export class Web3Wrapper { private web3: Web3; private defaults: Partial<Web3.TxData>; @@ -137,8 +148,9 @@ export class Web3Wrapper { method: 'eth_getLogs', params: [serializedFilter], }; - const logs = await this.sendRawPayloadAsync(payload); - return logs; + const rawLogs = await this.sendRawPayloadAsync<RawLogEntry[]>(payload); + const formattedLogs = _.map(rawLogs, this.formatLog.bind(this)); + return formattedLogs; } private getContractInstance<A extends Web3.ContractInstance>(abi: Web3.ContractAbi, address: string): A { const web3ContractInstance = this.web3.eth.contract(abi).at(address); @@ -149,7 +161,7 @@ export class Web3Wrapper { const networkId = await promisify(this.web3.version.getNetwork)(); return networkId; } - private async sendRawPayloadAsync(payload: Web3.JSONRPCRequestPayload): Promise<any> { + private async sendRawPayloadAsync<A>(payload: Web3.JSONRPCRequestPayload): Promise<A> { const sendAsync = this.web3.currentProvider.sendAsync.bind(this.web3.currentProvider); const response = await promisify(sendAsync)(payload); const result = response.result; @@ -169,4 +181,20 @@ export class Web3Wrapper { return status; } } + private formatLog(rawLog: RawLogEntry): Web3.LogEntry { + const formattedLog = { + ...rawLog, + logIndex: this.hexToDecimal(rawLog.logIndex), + blockNumber: this.hexToDecimal(rawLog.blockNumber), + transactionIndex: this.hexToDecimal(rawLog.transactionIndex), + }; + return formattedLog; + } + private hexToDecimal(hex: string|null): number|null { + if (_.isNull(hex)) { + return null; + } + const decimal = this.web3.toDecimal(hex); + return decimal; + } } diff --git a/packages/0x.js/test/token_wrapper_test.ts b/packages/0x.js/test/token_wrapper_test.ts index b30762e8c..c32c528e6 100644 --- a/packages/0x.js/test/token_wrapper_test.ts +++ b/packages/0x.js/test/token_wrapper_test.ts @@ -361,6 +361,9 @@ describe('TokenWrapper', () => { (async () => { const callback = (err: Error, logEvent: DecodedLogEvent<TransferContractEventArgs>) => { expect(logEvent).to.not.be.undefined(); + expect(logEvent.logIndex).to.be.equal(0); + expect(logEvent.transactionIndex).to.be.equal(0); + expect(logEvent.blockNumber).to.be.instanceOf(Number); const args = logEvent.args; expect(args._from).to.be.equal(coinbase); expect(args._to).to.be.equal(addressWithoutFunds); |