src/types/Handler.ts
import { ContainerInstance } from "../ContainerInstance";
/**
* Used to register special "handler" which will be executed on a service class during its initialization.
* It can be used to create custom decorators and set/replace service class properties and constructor parameters.
*/
export interface Handler {
/**
* Service object used to apply handler to.
*/
object: Object;
/**
* Class property name to set/replace value of.
* Used if handler is applied on a class property.
*/
propertyName?: string;
/**
* Parameter index to set/replace value of.
* Used if handler is applied on a constructor parameter.
*/
index?: number;
/**
* Factory function that produces value that will be set to class property or constructor parameter.
* Accepts container instance which requested the value.
*/
value: (container: ContainerInstance) => any;
}