import type { State } from "../state/state.js";
import { ConditionsMethods } from "./allMethods.js";
import { ConditionsContextBase } from "./types.js";
declare class Conditions<Context extends ConditionsContextBase<S>, S = Context["state"]> extends Function {
    /**
     * @param state game's state reference
     * @param subjects additional data to be available while running conditions
     * @param defaultSubject which of the initial subjects to pick back after each assertion? If left empty, `state` will be picked instead.
     */
    constructor(context: Context, defaultSubjectKey?: keyof Context);
}
interface Conditions<Context extends ConditionsContextBase<S>, S extends State = Context["state"]> {
    /**
     * Provide custom error message. It will be sent to the client when one
     * of the assertions fail in given chain.
     *
     * > TODO: it would be nice to have an object or error code sent to client additionally.
     * > Front-end could then have it pick the message in player's language
     *
     * @example
     * ```ts
     * test("Wait for your turn!").itsPlayersTurn()
     * test("Can't perform this action until round 5").its("round").is.aboveEq(5)
     * ```
     */
    (errorMessage?: string): ConditionsMethods<Context, S>;
    /**
     * For internal use only. Get direct reference to the core, without having to
     * call the Conditions function
     * @ignore
     */
    getCore(): ConditionsMethods<Context, S>;
}
export { Conditions };