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-rw-r--r--packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts36
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/erc20_token_wrapper.ts3
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts3
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts3
-rw-r--r--packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts3
5 files changed, 29 insertions, 19 deletions
diff --git a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
index b8ca4d29b..daf70253a 100644
--- a/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/contract_wrapper.ts
@@ -1,5 +1,5 @@
import { ContractArtifact } from '@0xproject/sol-compiler';
-import { AbiDecoder, intervalUtils } from '@0xproject/utils';
+import { AbiDecoder, intervalUtils, logUtils } from '@0xproject/utils';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
import { BlockParamLiteral, ContractAbi, FilterObject, LogEntry, LogWithDecodedArgs, RawLog } from 'ethereum-types';
import { Block, BlockAndLogStreamer, Log } from 'ethereumjs-blockstream';
@@ -41,6 +41,13 @@ export abstract class ContractWrapper {
};
private _onLogAddedSubscriptionToken: string | undefined;
private _onLogRemovedSubscriptionToken: string | undefined;
+ private static _onBlockAndLogStreamerError(isVerbose: boolean, err: Error): void {
+ // Since Blockstream errors are all recoverable, we simply log them if the verbose
+ // config is passed in.
+ if (isVerbose) {
+ logUtils.warn(err);
+ }
+ }
constructor(web3Wrapper: Web3Wrapper, networkId: number, blockPollingIntervalMs?: number) {
this._web3Wrapper = web3Wrapper;
this._networkId = networkId;
@@ -79,10 +86,11 @@ export abstract class ContractWrapper {
indexFilterValues: IndexedFilterValues,
abi: ContractAbi,
callback: EventCallback<ArgsType>,
+ isVerbose: boolean = false,
): string {
const filter = filterUtils.getFilter(address, eventName, indexFilterValues, abi);
if (_.isUndefined(this._blockAndLogStreamerIfExists)) {
- this._startBlockAndLogStream();
+ this._startBlockAndLogStream(isVerbose);
}
const filterToken = filterUtils.generateUUID();
this._filters[filterToken] = filter;
@@ -151,21 +159,21 @@ export abstract class ContractWrapper {
}
});
}
- private _startBlockAndLogStream(): void {
+ private _startBlockAndLogStream(isVerbose: boolean): void {
if (!_.isUndefined(this._blockAndLogStreamerIfExists)) {
throw new Error(ContractWrappersError.SubscriptionAlreadyPresent);
}
this._blockAndLogStreamerIfExists = new BlockAndLogStreamer(
this._web3Wrapper.getBlockAsync.bind(this._web3Wrapper),
this._web3Wrapper.getLogsAsync.bind(this._web3Wrapper),
- this._onBlockAndLogStreamerError.bind(this),
+ ContractWrapper._onBlockAndLogStreamerError.bind(this, isVerbose),
);
const catchAllLogFilter = {};
this._blockAndLogStreamerIfExists.addLogFilter(catchAllLogFilter);
this._blockAndLogStreamIntervalIfExists = intervalUtils.setAsyncExcludingInterval(
this._reconcileBlockAsync.bind(this),
this._blockPollingIntervalMs,
- this._onReconcileBlockError.bind(this),
+ ContractWrapper._onBlockAndLogStreamerError.bind(this, isVerbose),
);
let isRemoved = false;
this._onLogAddedSubscriptionToken = this._blockAndLogStreamerIfExists.subscribeToOnLogAdded(
@@ -176,20 +184,10 @@ 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 => {
- this._unsubscribe(filterToken, err);
- });
- }
+ // HACK: This should be a package-scoped method (which doesn't exist in TS)
+ // We don't want this method available in the public interface for all classes
+ // who inherit from ContractWrapper, and it is only used by the internal implementation
+ // of those higher classes.
// tslint:disable-next-line:no-unused-variable
private _setNetworkId(networkId: number): void {
this._networkId = networkId;
diff --git a/packages/contract-wrappers/src/contract_wrappers/erc20_token_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/erc20_token_wrapper.ts
index 29c63564e..17bda5085 100644
--- a/packages/contract-wrappers/src/contract_wrappers/erc20_token_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/erc20_token_wrapper.ts
@@ -347,6 +347,7 @@ export class ERC20TokenWrapper extends ContractWrapper {
* @param indexFilterValues An object where the keys are indexed args returned by the event and
* the value is the value you are interested in. E.g `{maker: aUserAddressHex}`
* @param callback Callback that gets called when a log is added/removed
+ * @param isVerbose Enable verbose subscription warnings (e.g recoverable network issues encountered)
* @return Subscription token used later to unsubscribe
*/
public subscribe<ArgsType extends ERC20TokenEventArgs>(
@@ -354,6 +355,7 @@ export class ERC20TokenWrapper extends ContractWrapper {
eventName: ERC20TokenEvents,
indexFilterValues: IndexedFilterValues,
callback: EventCallback<ArgsType>,
+ isVerbose: boolean = false,
): string {
assert.isETHAddressHex('tokenAddress', tokenAddress);
assert.doesBelongToStringEnum('eventName', eventName, ERC20TokenEvents);
@@ -366,6 +368,7 @@ export class ERC20TokenWrapper extends ContractWrapper {
indexFilterValues,
artifacts.ERC20Token.compilerOutput.abi,
callback,
+ isVerbose,
);
return subscriptionToken;
}
diff --git a/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts
index b7e5519c4..3d24702b3 100644
--- a/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/erc721_token_wrapper.ts
@@ -372,6 +372,7 @@ export class ERC721TokenWrapper extends ContractWrapper {
* @param indexFilterValues An object where the keys are indexed args returned by the event and
* the value is the value you are interested in. E.g `{maker: aUserAddressHex}`
* @param callback Callback that gets called when a log is added/removed
+ * @param isVerbose Enable verbose subscription warnings (e.g recoverable network issues encountered)
* @return Subscription token used later to unsubscribe
*/
public subscribe<ArgsType extends ERC721TokenEventArgs>(
@@ -379,6 +380,7 @@ export class ERC721TokenWrapper extends ContractWrapper {
eventName: ERC721TokenEvents,
indexFilterValues: IndexedFilterValues,
callback: EventCallback<ArgsType>,
+ isVerbose: boolean = false,
): string {
assert.isETHAddressHex('tokenAddress', tokenAddress);
assert.doesBelongToStringEnum('eventName', eventName, ERC721TokenEvents);
@@ -391,6 +393,7 @@ export class ERC721TokenWrapper extends ContractWrapper {
indexFilterValues,
artifacts.ERC721Token.compilerOutput.abi,
callback,
+ isVerbose,
);
return subscriptionToken;
}
diff --git a/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts
index 01440a5e1..5046d3667 100644
--- a/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/ether_token_wrapper.ts
@@ -146,6 +146,7 @@ export class EtherTokenWrapper extends ContractWrapper {
* @param indexFilterValues An object where the keys are indexed args returned by the event and
* the value is the value you are interested in. E.g `{_owner: aUserAddressHex}`
* @param callback Callback that gets called when a log is added/removed
+ * @param isVerbose Enable verbose subscription warnings (e.g recoverable network issues encountered)
* @return Subscription token used later to unsubscribe
*/
public subscribe<ArgsType extends WETH9EventArgs>(
@@ -153,6 +154,7 @@ export class EtherTokenWrapper extends ContractWrapper {
eventName: WETH9Events,
indexFilterValues: IndexedFilterValues,
callback: EventCallback<ArgsType>,
+ isVerbose: boolean = false,
): string {
assert.isETHAddressHex('etherTokenAddress', etherTokenAddress);
const normalizedEtherTokenAddress = etherTokenAddress.toLowerCase();
@@ -165,6 +167,7 @@ export class EtherTokenWrapper extends ContractWrapper {
indexFilterValues,
artifacts.EtherToken.compilerOutput.abi,
callback,
+ isVerbose,
);
return subscriptionToken;
}
diff --git a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
index abe373dcf..b5ea56789 100644
--- a/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
+++ b/packages/contract-wrappers/src/contract_wrappers/exchange_wrapper.ts
@@ -989,12 +989,14 @@ export class ExchangeWrapper extends ContractWrapper {
* @param indexFilterValues An object where the keys are indexed args returned by the event and
* the value is the value you are interested in. E.g `{maker: aUserAddressHex}`
* @param callback Callback that gets called when a log is added/removed
+ * @param isVerbose Enable verbose subscription warnings (e.g recoverable network issues encountered)
* @return Subscription token used later to unsubscribe
*/
public subscribe<ArgsType extends ExchangeEventArgs>(
eventName: ExchangeEvents,
indexFilterValues: IndexedFilterValues,
callback: EventCallback<ArgsType>,
+ isVerbose: boolean = false,
): string {
assert.doesBelongToStringEnum('eventName', eventName, ExchangeEvents);
assert.doesConformToSchema('indexFilterValues', indexFilterValues, schemas.indexFilterValuesSchema);
@@ -1006,6 +1008,7 @@ export class ExchangeWrapper extends ContractWrapper {
indexFilterValues,
artifacts.Exchange.compilerOutput.abi,
callback,
+ isVerbose,
);
return subscriptionToken;
}