Class OREntityCommandHandler<Id, V>

Observed-removed entity command handler.

Type Parameters

Id extends ToString = ContentId
V = unknown

Implements

EntityCommandHandler<Id, V>

Index

Constructors

Properties

generator stringify

Methods

getDeleteOps getNewTagValues handle sortOps

Constructors

constructor

new OREntityCommandHandler<Id, V>(stringify?, generator?): OREntityCommandHandler<Id, V>
Type Parameters
- Id extends ToString = ContentId<number, number>
- V = unknown
Parameters
- stringify: ((value, options?) => MaybePromise<string>) = defaultStringify
  Function for converting value to string.
  - - (value, options?): MaybePromise<string>
    - Function for converting value to string.
      
      Parameters
      value: V
      Optional options: AbortOptions
      Returns MaybePromise<string>
- generator: IndexGenerator<string> = ...
  IndexGenerator instance.
Returns OREntityCommandHandler<Id, V>
- Defined in crdt/src/mutation/command.ts:14

Properties

`Protected` `Readonly` generator

generator: IndexGenerator<string> = ...

IndexGenerator instance.

`Protected` `Readonly` stringify

stringify: ((value, options?) => MaybePromise<string>) = defaultStringify

Type declaration

- (value, options?): MaybePromise<string>
- Function for converting value to string.
  Parameters
  - value: V
  - Optional options: AbortOptions
  Returns MaybePromise<string>

Methods

`Private` getDeleteOps

getDeleteOps(store, root, attr, cmd, link, linkMap, options?): Promise<[attr: string, tag: string, value: null | V, ...parentIdxToDelete: number[]][]>
Parameters
- store: ReadonlyTripleStore<Id, V>
- root: Id
- attr: string
- cmd: EntityAttrCommand<V>
- link: Id[]
- linkMap: Record<string, number>
- Optional options: AbortOptions
Returns Promise<[attr: string, tag: string, value: null | V, ...parentIdxToDelete: number[]][]>
- Defined in crdt/src/mutation/command.ts:80

`Private` getNewTagValues

getNewTagValues(store, root, attr, cmd, options?): Promise<[tag: string, value: V][]>
Parameters
- store: ReadonlyTripleStore<Id, V>
- root: undefined | Id
- attr: string
- cmd: EntityAttrCommand<V>
- Optional options: AbortOptions
Returns Promise<[tag: string, value: V][]>
- Defined in crdt/src/mutation/command.ts:149

handle

handle(state, command, options?): Promise<undefined | EntityEvent<Id, V>>
Parameters
- state: ReadonlyEntityStore<Id, V>
- command: EntityCommand<Id, V>
- Optional options: AbortOptions
Returns Promise<undefined | EntityEvent<Id, V>>
Implementation of EntityCommandHandler.handle
- Defined in crdt/src/mutation/command.ts:21

`Protected` sortOps

sortOps(op1, op2): 1 | 0 | -1
Parameters
- op1: EntityEventOp<V>
- op2: EntityEventOp<V>
Returns 1 | 0 | -1
- Defined in crdt/src/mutation/command.ts:76

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