import { EditorState } from "./state";
import { Transaction } from "./transaction";
export declare class StateField<T> {
    /** @internal */
    readonly key: string;
    readonly init: (state: EditorState) => T;
    readonly apply: (tr: Transaction, value: T, newState: EditorState) => T;
    constructor({ init, apply, debugName }: {
        init: (state: EditorState) => T;
        apply: (tr: Transaction, value: T, newState: EditorState) => T;
        debugName?: string;
    });
}
export interface PluginSpec {
    state?: StateField<any>;
    config?: any;
    view?: any;
    multipleSelections?: boolean;
}
export declare class Plugin {
    readonly spec: PluginSpec;
    readonly config: any;
    readonly stateField: StateField<any> | null;
    readonly view: (editorView: any) => any;
    constructor(spec: PluginSpec);
}
export declare function unique(prefix: string, names: {
    [key: string]: string;
}): string;