import { Ent } from "../core/base";
import { Builder } from "./../action";
export declare class FakeLogger {
    private static logs;
    static log(line: string): void;
    static verifyNoLogs(): void;
    static verifyLogs(length?: number): void;
    static contains(line: string): boolean;
    static clear(): void;
}
export declare class EntCreationObserver<T extends Ent> {
    observe(builder: Builder<T>): Promise<void>;
}