import Store from 'causal-net/packages/causality-core/src/store.js'

public class | source

Store

class Store is the primitive class for composing higher storage class. This class wrap levelup for connect with abstract-leveldown compliant stores.

Constructor Summary

Public Constructor
public	constructor()

Member Summary

Public Members
public	levelup: *
public	logger: *

Method Summary

Public Methods
public	async connect()
public	async delItem(key: String ): Promise Delete item given the item key
public	async getItem(key: String , asBuffer: boolean): Object Get item given the key
public	async getItemList(namePrefix: String ): Array Get the current items under the prefix path
public	makeCheckItemNameFn(pattern: String ): Function Make name maching function based on prefix path
public	async setItem(key: String , data: Object ): Promise Set new item with the given key and value

Public Constructors

public constructor() source

Public Members

public levelup: * source

public logger: * source

Public Methods

public async connect() source

public async delItem(key: String ): Promise source

Delete item given the item key

Params:

Name	Type	Attribute	Description
key	String		key name to delete

Return:

Promise

deleted key promise

public async getItem(key: String , asBuffer: boolean): Object source

Get item given the key

Params:

Name	Type	Attribute	Description
key	String		key name
asBuffer	boolean	optional default: false	return object or buffer array, default object

Return:

Object

item object

public async getItemList(namePrefix: String ): Array source

Get the current items under the prefix path

Params:

Name	Type	Attribute	Description
namePrefix	String

Return:

Array

list of item names

public makeCheckItemNameFn(pattern: String ): Function source

Make name maching function based on prefix path

Params:

Name	Type	Attribute	Description
pattern	String		prefix name

Return:

Function

name matching function

public async setItem(key: String , data: Object ): Promise source

Set new item with the given key and value

Params:

Name	Type	Attribute	Description
key	String		key name of item
data	Object		value of item

Return:

Promise

new key promise