node-eventstore-client
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A port of the EventStore .Net ClientAPI to Node.js
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<h1 class="page-title">Source: client.js</h1>
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<pre class="prettyprint source linenums"><code>var EventData = require('./eventData');
var results = require('./results');
const expectedVersion = {
any: -2,
noStream: -1,
emptyStream: -1,
streamExists: -4
};
Object.freeze(expectedVersion);
const positions = {
start: new results.Position(0, 0),
end: new results.Position(-1, -1)
};
Object.freeze(positions);
const streamPosition = {
start: 0,
end: -1
};
Object.freeze(streamPosition);
/**
* Create an EventData object from JavaScript event/metadata that will be serialized as json
* @public
* @param {string} eventId Event UUID
* @param {object} event Event object
* @param {object} [metadata] Event metadata
* @param {string} [type] Event type
* @returns {EventData}
*/
function createJsonEventData(eventId, event, metadata, type) {
if (!event || typeof event !== 'object') throw new TypeError("data must be an object.");
var eventBuf = Buffer.from(JSON.stringify(event));
var metaBuf = metadata ? Buffer.from(JSON.stringify(metadata)) : null;
return new EventData(eventId, type || event.constructor.name, true, eventBuf, metaBuf);
}
/**
* Create an EventData object from event/metadata buffer(s)
* @public
* @param {string} eventId Event UUID
* @param {string} type Event type
* @param {boolean} isJson is buffer(s) content json
* @param {Buffer} data Data buffer
* @param {Buffer} [metadata] Metadata buffer
* @returns {EventData}
*/
function createEventData(eventId, type, isJson, data, metadata) {
return new EventData(eventId, type, isJson, data, metadata);
}
// Expose classes
exports.Position = results.Position;
exports.UserCredentials = require('./systemData/userCredentials');
exports.PersistentSubscriptionSettings = require('./persistentSubscriptionSettings');
exports.SystemConsumerStrategies = require('./systemConsumerStrategies');
exports.GossipSeed = require('./gossipSeed');
exports.EventStoreConnection = require('./eventStoreConnection');
exports.ProjectionsManager = require('./projections/projectionsManager');
// Expose errors
exports.WrongExpectedVersionError = require('./errors/wrongExpectedVersionError');
exports.StreamDeletedError = require('./errors/streamDeletedError');
exports.AccessDeniedError = require('./errors/accessDeniedError');
exports.ProjectionCommandFailedError = require('./errors/projectionCommandFailedError');
// Expose enums/constants
exports.expectedVersion = expectedVersion;
exports.positions = positions;
exports.streamPosition = streamPosition;
exports.systemMetadata = require('./common/systemMetadata');
exports.eventReadStatus = results.EventReadStatus;
exports.sliceReadStatus = require('./sliceReadStatus');
exports.persistentSubscriptionNakEventAction =
exports.PersistentSubscriptionNakEventAction = require('./persistentSubscriptionNakEventAction');
// Expose loggers
exports.NoopLogger = require('./common/log/noopLogger');
exports.FileLogger = require('./common/log/fileLogger');
// Expose Helper functions
exports.createConnection = require('./eventStoreConnection').create;
exports.createJsonEventData = createJsonEventData;
exports.createEventData = createEventData;
</code></pre>
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<h2><a href="index.html">Home</a></h2><h3>Namespaces</h3><ul><li><a href="EventStore.html">EventStore</a></li><li><a href="EventStore.Client.html">Client</a></li><li><a href="EventStore.Client.Messages.html">Messages</a></li></ul><h3>Classes</h3><ul><li><a href="AllEventsSlice.html">AllEventsSlice</a></li><li><a href="ClusterDiscoverer.html">ClusterDiscoverer</a></li><li><a href="DeleteResult.html">DeleteResult</a></li><li><a href="EventReadResult.html">EventReadResult</a></li><li><a href="EventStore.Client.Messages.CheckpointReached.html">CheckpointReached</a></li><li><a href="EventStore.Client.Messages.ClientIdentified.html">ClientIdentified</a></li><li><a href="EventStore.Client.Messages.ConnectToPersistentSubscription.html">ConnectToPersistentSubscription</a></li><li><a href="EventStore.Client.Messages.CreatePersistentSubscription.html">CreatePersistentSubscription</a></li><li><a href="EventStore.Client.Messages.CreatePersistentSubscriptionCompleted.html">CreatePersistentSubscriptionCompleted</a></li><li><a href="EventStore.Client.Messages.DeletePersistentSubscription.html">DeletePersistentSubscription</a></li><li><a href="EventStore.Client.Messages.DeletePersistentSubscriptionCompleted.html">DeletePersistentSubscriptionCompleted</a></li><li><a href="EventStore.Client.Messages.DeleteStream.html">DeleteStream</a></li><li><a href="EventStore.Client.Messages.DeleteStreamCompleted.html">DeleteStreamCompleted</a></li><li><a href="EventStore.Client.Messages.EventRecord.html">EventRecord</a></li><li><a href="EventStore.Client.Messages.Filter.html">Filter</a></li><li><a href="EventStore.Client.Messages.FilteredReadAllEvents.html">FilteredReadAllEvents</a></li><li><a href="EventStore.Client.Messages.FilteredReadAllEventsCompleted.html">FilteredReadAllEventsCompleted</a></li><li><a href="EventStore.Client.Messages.FilteredSubscribeToStream.html">FilteredSubscribeToStream</a></li><li><a href="EventStore.Client.Messages.IdentifyClient.html">IdentifyClient</a></li><li><a href="EventStore.Client.Messages.NewEvent.html">NewEvent</a></li><li><a href="EventStore.Client.Messages.NotHandled.html">NotHandled</a></li><li><a href="EventStore.Client.Messages.NotHandled.LeaderInfo.html">LeaderInfo</a></li><li><a href="EventStore.Client.Messages.PersistentSubscriptionAckEvents.html">PersistentSubscriptionAckEvents</a></li><li><a href="EventStore.Client.Messages.PersistentSubscriptionConfirmation.html">PersistentSubscriptionConfirmation</a></li><li><a href="EventStore.Client.Messages.PersistentSubscriptionNakEvents.html">PersistentSubscriptionNakEvents</a></li><li><a href="EventStore.Client.Messages.PersistentSubscriptionStreamEventAppeared.html">PersistentSubscriptionStreamEventAppeared</a></li><li><a href="EventStore.Client.Messages.ReadAllEvents.html">ReadAllEvents</a></li><li><a href="EventStore.Client.Messages.ReadAllEventsCompleted.html">ReadAllEventsCompleted</a></li><li><a href="EventStore.Client.Messages.ReadEvent.html">ReadEvent</a></li><li><a href="EventStore.Client.Messages.ReadEventCompleted.html">ReadEventCompleted</a></li><li><a href="EventStore.Client.Messages.ReadStreamEvents.html">ReadStreamEvents</a></li><li><a href="EventStore.Client.Messages.ReadStreamEventsCompleted.html">ReadStreamEventsCompleted</a></li><li><a href="EventStore.Client.Messages.ResolvedEvent.html">ResolvedEvent</a></li><li><a href="EventStore.Client.Messages.ResolvedIndexedEvent.html">ResolvedIndexedEvent</a></li><li><a href="EventStore.Client.Messages.ScavengeDatabase.html">ScavengeDatabase</a></li><li><a href="EventStore.Client.Messages.ScavengeDatabaseResponse.html">ScavengeDatabaseResponse</a></li><li><a href="EventStore.Client.Messages.StreamEventAppeared.html">StreamEventAppeared</a></li><li><a href="EventStore.Client.Messages.SubscribeToStream.html">SubscribeToStream</a></li><li><a href="EventStore.Client.Messages.SubscriptionConfirmation.html">SubscriptionConfirmation</a></li><li><a href="EventStore.Client.Messages.SubscriptionDropped.html">SubscriptionDropped</a></li><li><a href="EventStore.Client.Messages.TransactionCommit.html">TransactionCommit</a></li><li><a href="EventStore.Client.Messages.TransactionCommitCompleted.html">TransactionCommitCompleted</a></li><li><a href="EventStore.Client.Messages.TransactionStart.html">TransactionStart</a></li><li><a href="EventStore.Client.Messages.TransactionStartCompleted.html">TransactionStartCompleted</a></li><li><a href="EventStore.Client.Messages.TransactionWrite.html">TransactionWrite</a></li><li><a href="EventStore.Client.Messages.TransactionWriteCompleted.html">TransactionWriteCompleted</a></li><li><a href="EventStore.Client.Messages.UnsubscribeFromStream.html">UnsubscribeFromStream</a></li><li><a href="EventStore.Client.Messages.UpdatePersistentSubscription.html">UpdatePersistentSubscription</a></li><li><a href="EventStore.Client.Messages.UpdatePersistentSubscriptionCompleted.html">UpdatePersistentSubscriptionCompleted</a></li><li><a href="EventStore.Client.Messages.WriteEvents.html">WriteEvents</a></li><li><a href="EventStore.Client.Messages.WriteEventsCompleted.html">WriteEventsCompleted</a></li><li><a href="EventStoreCatchUpSubscription.html">EventStoreCatchUpSubscription</a></li><li><a href="EventStoreNodeConnection.html">EventStoreNodeConnection</a></li><li><a href="EventStoreTransaction.html">EventStoreTransaction</a></li><li><a href="PersistentSubscriptionCreateResult.html">PersistentSubscriptionCreateResult</a></li><li><a href="PersistentSubscriptionDeleteResult.html">PersistentSubscriptionDeleteResult</a></li><li><a href="PersistentSubscriptionUpdateResult.html">PersistentSubscriptionUpdateResult</a></li><li><a href="Position.html">Position</a></li><li><a href="ProjectionsManager.html">ProjectionsManager</a></li><li><a href="RawStreamMetadataResult.html">RawStreamMetadataResult</a></li><li><a href="RecordedEvent.html">RecordedEvent</a></li><li><a href="ResolvedEvent.html">ResolvedEvent</a></li><li><a href="StreamEventsSlice.html">StreamEventsSlice</a></li><li><a href="UserCredentials.html">UserCredentials</a></li><li><a href="WriteResult.html">WriteResult</a></li></ul><h3>Interfaces</h3><ul><li><a href="EventStore.Client.Messages.ICheckpointReached.html">ICheckpointReached</a></li><li><a href="EventStore.Client.Messages.IClientIdentified.html">IClientIdentified</a></li><li><a href="EventStore.Client.Messages.IConnectToPersistentSubscription.html">IConnectToPersistentSubscription</a></li><li><a href="EventStore.Client.Messages.ICreatePersistentSubscription.html">ICreatePersistentSubscription</a></li><li><a href="EventStore.Client.Messages.ICreatePersistentSubscriptionCompleted.html">ICreatePersistentSubscriptionCompleted</a></li><li><a href="EventStore.Client.Messages.IDeletePersistentSubscription.html">IDeletePersistentSubscription</a></li><li><a href="EventStore.Client.Messages.IDeletePersistentSubscriptionCompleted.html">IDeletePersistentSubscriptionCompleted</a></li><li><a href="EventStore.Client.Messages.IDeleteStream.html">IDeleteStream</a></li><li><a href="EventStore.Client.Messages.IDeleteStreamCompleted.html">IDeleteStreamCompleted</a></li><li><a href="EventStore.Client.Messages.IEventRecord.html">IEventRecord</a></li><li><a href="EventStore.Client.Messages.IFilter.html">IFilter</a></li><li><a href="EventStore.Client.Messages.IFilteredReadAllEvents.html">IFilteredReadAllEvents</a></li><li><a href="EventStore.Client.Messages.IFilteredReadAllEventsCompleted.html">IFilteredReadAllEventsCompleted</a></li><li><a href="EventStore.Client.Messages.IFilteredSubscribeToStream.html">IFilteredSubscribeToStream</a></li><li><a href="EventStore.Client.Messages.IIdentifyClient.html">IIdentifyClient</a></li><li><a href="EventStore.Client.Messages.INewEvent.html">INewEvent</a></li><li><a href="EventStore.Client.Messages.INotHandled.html">INotHandled</a></li><li><a href="EventStore.Client.Messages.IPersistentSubscriptionAckEvents.html">IPersistentSubscriptionAckEvents</a></li><li><a href="EventStore.Client.Messages.IPersistentSubscriptionConfirmation.html">IPersistentSubscriptionConfirmation</a></li><li><a href="EventStore.Client.Messages.IPersistentSubscriptionNakEvents.html">IPersistentSubscriptionNakEvents</a></li><li><a href="EventStore.Client.Messages.IPersistentSubscriptionStreamEventAppeared.html">IPersistentSubscriptionStreamEventAppeared</a></li><li><a href="EventStore.Client.Messages.IReadAllEvents.html">IReadAllEvents</a></li><li><a href="EventStore.Client.Messages.IReadAllEventsCompleted.html">IReadAllEventsCompleted</a></li><li><a href="EventStore.Client.Messages.IReadEvent.html">IReadEvent</a></li><li><a href="EventStore.Client.Messages.IReadEventCompleted.html">IReadEventCompleted</a></li><li><a href="EventStore.Client.Messages.IReadStreamEvents.html">IReadStreamEvents</a></li><li><a href="EventStore.Client.Messages.IReadStreamEventsCompleted.html">IReadStreamEventsCompleted</a></li><li><a href="EventStore.Client.Messages.IResolvedEvent.html">IResolvedEvent</a></li><li><a href="EventStore.Client.Messages.IResolvedIndexedEvent.html">IResolvedIndexedEvent</a></li><li><a href="EventStore.Client.Messages.IScavengeDatabase.html">IScavengeDatabase</a></li><li><a href="EventStore.Client.Messages.IScavengeDatabaseResponse.html">IScavengeDatabaseResponse</a></li><li><a href="EventStore.Client.Messages.IStreamEventAppeared.html">IStreamEventAppeared</a></li><li><a href="EventStore.Client.Messages.ISubscribeToStream.html">ISubscribeToStream</a></li><li><a href="EventStore.Client.Messages.ISubscriptionConfirmation.html">ISubscriptionConfirmation</a></li><li><a href="EventStore.Client.Messages.ISubscriptionDropped.html">ISubscriptionDropped</a></li><li><a href="EventStore.Client.Messages.ITransactionCommit.html">ITransactionCommit</a></li><li><a href="EventStore.Client.Messages.ITransactionCommitCompleted.html">ITransactionCommitCompleted</a></li><li><a href="EventStore.Client.Messages.ITransactionStart.html">ITransactionStart</a></li><li><a href="EventStore.Client.Messages.ITransactionStartCompleted.html">ITransactionStartCompleted</a></li><li><a href="EventStore.Client.Messages.ITransactionWrite.html">ITransactionWrite</a></li><li><a href="EventStore.Client.Messages.ITransactionWriteCompleted.html">ITransactionWriteCompleted</a></li><li><a href="EventStore.Client.Messages.IUnsubscribeFromStream.html">IUnsubscribeFromStream</a></li><li><a href="EventStore.Client.Messages.IUpdatePersistentSubscription.html">IUpdatePersistentSubscription</a></li><li><a href="EventStore.Client.Messages.IUpdatePersistentSubscriptionCompleted.html">IUpdatePersistentSubscriptionCompleted</a></li><li><a href="EventStore.Client.Messages.IWriteEvents.html">IWriteEvents</a></li><li><a href="EventStore.Client.Messages.IWriteEventsCompleted.html">IWriteEventsCompleted</a></li><li><a href="EventStore.Client.Messages.NotHandled.ILeaderInfo.html">ILeaderInfo</a></li></ul><h3>Global</h3><ul><li><a href="global.html#createConnection">createConnection</a></li><li><a href="global.html#createEventData">createEventData</a></li><li><a href="global.html#createJsonEventData">createJsonEventData</a></li></ul>
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Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 4.0.0</a> on Mon Jan 30 2023 16:18:36 GMT-0500 (Eastern Standard Time)
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