export type ArrayWrapped<T> = T extends any[] ? T : [T];
/**
 * If the provided value is not an array,
 * wrap it in an array. If the value is undefined
 * will return an empty array.
 */
export declare function arrayWrapped<T>(item: T): T extends undefined ? never[] : ArrayWrapped<T>;
export declare class PathyError extends Error {
    tries?: number;
    constructor(message: string, cause?: any, asserter?: Function);
}
export declare function assert(claim: any, message: string, cause?: any): asserts claim;
/**
 * A decorator for async methods that ensures that calls to
 * the method are resolved in order, and that only one call
 * is active at a time.
 */
export declare function Sequential(): (target: any, propertyKey: string, descriptor: PropertyDescriptor) => PropertyDescriptor;
export declare const sequential: (target: any, propertyKey: string, descriptor: PropertyDescriptor) => PropertyDescriptor;
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