import { CoreCommand, CoreCommandTypes } from "../types/commands";
import { Registry } from "./registry";
export type TransformationFunction<U extends CoreCommandTypes, V extends CoreCommandTypes> = (toTransform: Extract<CoreCommand, {
    type: U;
}>, executed: Extract<CoreCommand, {
    type: V;
}>) => CoreCommand | undefined;
export declare class OTRegistry extends Registry<Map<CoreCommandTypes, TransformationFunction<CoreCommandTypes, CoreCommandTypes>>> {
    /**
     * Add a transformation function to the registry. When the executed command
     * happened, all the commands in toTransforms should be transformed using the
     * transformation function given
     */
    addTransformation<U extends CoreCommandTypes, V extends CoreCommandTypes>(executed: U, toTransforms: V[], fn: TransformationFunction<CoreCommandTypes, CoreCommandTypes>): this;
    /**
     * Get the transformation function to transform the command toTransform, after
     * that the executed command happened.
     */
    getTransformation<U extends CoreCommandTypes, V extends CoreCommandTypes>(toTransform: U, executed: V): TransformationFunction<CoreCommandTypes, CoreCommandTypes> | undefined;
}
export declare const otRegistry: OTRegistry;