diff options
Diffstat (limited to 'packages/contract-wrappers/src')
| -rw-r--r-- | packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts index 04f69bc3d..9cc661080 100644 --- a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts +++ b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts @@ -9,7 +9,7 @@ import { } from '@0xproject/types'; import { intervalUtils } from '@0xproject/utils'; import { Web3Wrapper } from '@0xproject/web3-wrapper'; -import { Block, BlockAndLogStreamer } from 'ethereumjs-blockstream'; +import { Block, BlockAndLogStreamer, Log } from 'ethereumjs-blockstream'; import * as _ from 'lodash'; import { @@ -39,7 +39,7 @@ export abstract class ContractWrapper { public abstract abi: ContractAbi; protected _web3Wrapper: Web3Wrapper; protected _networkId: number; - private _blockAndLogStreamerIfExists?: BlockAndLogStreamer; + private _blockAndLogStreamerIfExists: BlockAndLogStreamer<Block, Log> | undefined; private _blockAndLogStreamIntervalIfExists?: NodeJS.Timer; private _filters: { [filterToken: string]: FilterObject }; private _filterCallbacks: { @@ -163,6 +163,7 @@ export abstract class ContractWrapper { this._blockAndLogStreamerIfExists = new BlockAndLogStreamer( this._web3Wrapper.getBlockAsync.bind(this._web3Wrapper), this._web3Wrapper.getLogsAsync.bind(this._web3Wrapper), + this._onBlockAndLogStreamerError.bind(this), ); const catchAllLogFilter = {}; this._blockAndLogStreamerIfExists.addLogFilter(catchAllLogFilter); @@ -180,6 +181,14 @@ export abstract class ContractWrapper { this._onLogStateChanged.bind(this, isRemoved), ); } + private _onBlockAndLogStreamerError(err: Error): void { + // Propogate all Blockstream subscriber errors to all + // top-level subscriptions + const filterCallbacks = _.values(this._filterCallbacks); + _.each(filterCallbacks, filterCallback => { + filterCallback(err); + }); + } private _onReconcileBlockError(err: Error): void { const filterTokens = _.keys(this._filterCallbacks); _.each(filterTokens, filterToken => { |