export declare type ChangeType = "added" | "modified" | "removed";
export declare type NodeHasChangedFn<R = unknown> = (props: {
    nodeId: string;
    mode?: "read" | "write";
    attr?: string | string[];
}) => false | {
    type: ChangeType;
    selfAffected?: boolean;
    isBreaking?: boolean;
    reason?: R;
};