import Task from '@dojo/core/async/Task';
import { Config } from './config';
import { Executor } from '../executors/Executor';
import { TextLoader } from './util';
export interface EvaluatedProperty {
    name: keyof Config;
    addToExisting: boolean;
}
export interface TextLoader {
    (path: string): Task<string>;
}
export declare type TypeName = 'string' | 'boolean' | 'number' | 'regexp' | 'object' | 'string[]' | 'object[]';
export declare type Parser<T = any> = (value: any) => T;
export declare function evalProperty(key: string): EvaluatedProperty;
export declare function getBasePath(configFile: string, basePath: string, isAbsolute: (path: string) => boolean, pathSep?: string): string;
export declare function getConfigDescription(config: any, prefix?: string): string;
export declare function isTask<T = any>(value: any): value is Task<T>;
export declare function loadConfig(configPath: string, loadText: TextLoader, args?: {
    [key: string]: any;
}, childConfig?: string | string[]): Task<any>;
export declare function parseArgs(rawArgs: string[]): {
    [key: string]: any;
};
export declare function parseJson(json: string): any;
export declare function parseValue(name: string, value: any, parser: TypeName | Parser, requiredProperty?: string): any;
export declare function prefix(message: string, prefix: string): string;
export declare function processOption<C extends Config>(key: keyof C, value: any, config: C, executor?: Executor): void;
export declare function pullFromArray<T>(haystack: T[], needle: T): T[];
export declare function setOption(config: Config, name: keyof Config, value: any, addToExisting?: boolean): void;
export declare function splitConfigPath(path: string, separator?: string): {
    configFile: string;
    childConfig?: string;
};
export declare function stringify(object: Object, indent?: string): string;