import { RunFn } from './connector';
/**
 * The allowed types that may be specified with Context values. Since Context values are included in *every* Process
 * (regardless of whether the Task being processed uses Context or not), we guard against deep or complex Context
 * structures by restricting the allowed value types to strings, numbers, booleans (and arrays of.)
 */
export declare type Value = string | number | boolean | string[] | number[] | boolean[];
/**
 * An object containing key/value pairs with a Context.
 */
export declare type Values = {
    [key: string]: Value;
};
/**
 * A Context object is a simple container that encapsulates:
 *
 * - A unique identifier; mgFx does not care about the ID, but is provided to aid in analysis when using
 * instrumentation and/or other middleware.
 * - A reference to a 'parent' context, if any. Like `id`, this property is not used by mgFx but is useful for
 * analysis.
 * - A reference to a Connector's `run` function.
 * - The ability to create a 'child' Context that inherits from this one.
 */
export declare type Context = {
    id: string;
    parentId?: string;
    run: RunFn;
    createChild: (values?: Values) => Context;
};
/**
 * Creates a Context object; typically, end-users do not need to call this function directly, as the base Connector
 * provides a specialized interface for creating Contexts using this function via `createContext`.
 */
export declare const makeContext: (run: RunFn, parent?: Context | undefined, values?: Values) => Context;
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