import * as t from 'tcomb';
import { BehaviorSubject } from 'rxjs/BehaviorSubject';
import { StateT } from './StateT';
export declare type TransitionFunctionFunction<S extends StateT> = (s: S) => S;
export declare type TransitionFunctionPatch<S extends StateT> = {
    [k in keyof S]?: S[k] | null;
};
export declare type TransitionFunction<S extends StateT> = (transition: TransitionFunctionFunction<S> | TransitionFunctionPatch<S>) => void;
export declare type DryRunTransitionFunction<S extends StateT> = (state: S, transition: TransitionFunctionFunction<S> | TransitionFunctionPatch<S>) => {
    patch: TransitionFunctionPatch<S>;
    stateChanged: boolean;
    newState: S;
};
export declare type MakeTransitionParams<S extends StateT> = {
    stateSubject: BehaviorSubject<S>;
    transitionReducer: TransitionFunctionFunction<S>;
    stateType: t.Interface<S>;
    syncToBrowser: (oldState: S, newState: S) => void;
    dryRunBrowserTransition: (newState: S) => S;
};
export default function makeTransition<S extends StateT>({stateSubject, transitionReducer, stateType, syncToBrowser, dryRunBrowserTransition}: MakeTransitionParams<S>): {
    transition: TransitionFunction<S>;
    dryRunTransition: DryRunTransitionFunction<S>;
};