import { ViewKey } from "@anz-bank/vscode-sysl-model";
/**
 * A view edit represents edits that should be applied to a view's model.
 *
 * What the edit contains and how it is interpreted is up to the view.
 */
export type ViewEdit = SetEdit<any> | UpdateEdit<any>;
export type SetEdit<T> = {
    /** The model to set on a view. */
    model: T;
};
export type UpdateEdit<D> = {
    /** A change to apply to a view. */
    delta: D;
};
/**
 * ViewEdits is a collection of changes for multiple views.
 *
 * Use the {@link views.applyEdit applyEdit} function to apply the changes.
 */
export declare class ViewEdits {
    /** The individual edits added to the batch. */
    private readonly _edits;
    /** The number of edit entries in the change set. */
    get size(): number;
    /** The entries in the change set. */
    entries(): [ViewKey, ViewEdit[]][];
    /** Adds an edit to set the model of a view. */
    set<T>(key: ViewKey, model: T): ViewEdits;
    /** Adds an edit to update the model of a view. */
    update<D>(key: ViewKey, delta: D): ViewEdits;
    toJSON(): [ViewKey, ViewEdit[]][];
}