angular-di.ts

angular.module('foo').factory('MyModal', function(Modal) {
  return class MyModal extends Modal {
    constructor(message: string) {
      const options = {
        message,
        height: 400,
        width: 600
      }
      super(options)
    }
  }
})

import {Modal} from './interfaces'

export interface MyModal extends Modal {
  new(message: string): this
}