import { Dependency, JpexInstance, Precedence } from '../types';
export declare const isString: (obj: any) => obj is string;
export declare const isFunction: (obj: any) => obj is (...args: any[]) => any;
export declare const validateName: (name: string) => void;
export declare const validateDependencies: (dependencies: Dependency[]) => void;
export declare const validateFactory: (name: string, fn: (...args: any[]) => any) => void;
export declare const validateArgs: (name: string, dependencies: Dependency[], fn: (...args: any[]) => any) => void;
export declare const isPassive: (name: string, jpex: JpexInstance, precedence?: Precedence) => boolean;
export declare const instantiate: (context: any, args: any[]) => any;
export declare const unique: <T>(arr: T[]) => T[];
export declare const trackDeps: (jpex: JpexInstance, dependencies: Dependency[]) => void;
export declare const isNode: () => boolean;
export declare const unsafeRequire: (target: string) => any;
export declare const ensureArray: <T>(arr: T | T[]) => T[];
export declare const hasLength: <T>(arr: T[]) => boolean;
export declare const last: <T>(arr: T[]) => T;