FactoryConstructor.ts

namespace editors {
    export function getEditorClasses(): FactoryConstructor[] {
        let list = [];

        Object.keys(this).forEach(name => {
            let obj = this[name];

            if (obj.prototype instanceof editors.Factory) {
                list.push(obj);
            }
        });

        return list;
    }

    export interface FactoryConstructor {
        new(): Factory;
    }

    export abstract class Factory {
        public abstract create();
    }

    export class BugFactory extends Factory {
        public create() {
            console.log("Call BugFactory create");
        }
    }

    export class TaskFactory extends Factory {
        public create() {
            console.log("Call SomethingEditor create");            
        }
    }
}

var factories = editors.getEditorClasses();
factories.forEach(function(fact){
    var f = new fact();
    f.create();
})