import type { ExamRendererPlugin } from "./exam_renderer";
export interface ExamPlugin<Config_t extends {} = {}, State_t extends {} = {}> {
    readonly plugin_id: string;
    readonly dependencies: readonly string[];
    readonly renderer?: ExamRendererPlugin<Config_t, State_t>;
}
export type PluginCollection = {
    readonly ordered: readonly ExamPlugin[];
    readonly by_id: {
        [plugin_id: string]: ExamPlugin | undefined;
    };
};
export declare function NO_PLUGINS(): PluginCollection;
export declare function PLUGINS(plugins: readonly ExamPlugin[]): PluginCollection;