QueryHandler

QueryHandler(query): DualClassDecorator

Defined in: packages/cqrs/src/decorators.ts:59

Registers a class as the handler of one query class; the class implements IQueryHandler.

Parameters

query

AnyClass

Returns

DualClassDecorator

Throws

TypeError when query is not a class.

Example

@QueryHandler(GetUserQuery)
class GetUserHandler implements IQueryHandler<GetUserQuery> {
  async execute(query: GetUserQuery) {}
}