import { MultiRange, Initializer as MultiRangeInitializer } from 'multi-integer-range';
declare type InvokedFunction = (integer: number) => Promise<any>;
declare type Options = {
    resolved?: MultiRangeInitializer;
};
/**
 * Asynchronously invokes the specified callback function
 * for each integer specified via append().
 * The callback is invoked only once for each integer.
 * This class is backed by PriorityIntegerQueue.
 */
export default class PriorityIntegerCaller {
    private fn;
    private queue;
    private inOperation;
    private processing;
    readonly resolvedRange: MultiRange;
    readonly rejectedRange: MultiRange;
    private callbacks;
    constructor(fn: InvokedFunction, options?: Options);
    append(target: MultiRangeInitializer, priority?: number): void;
    waitFor(target: MultiRangeInitializer): Promise<void>;
    private markAsResolved;
    private markAsRejected;
    private processCallbacks;
    private next;
}
export {};