import type { FilterFunction } from '../settings';
import type Settings from '../settings';
import type { Errno } from '../types';
export declare function isFatalError(settings: Settings, error: Errno): boolean;
export declare function isAppliedFilter<T>(
  filter: FilterFunction<T> | null,
  value: T
): boolean;
export declare function replacePathSegmentSeparator(
  filepath: string,
  separator: string
): string;
export declare function joinPathSegments(
  a: string,
  b: string,
  separator: string
): string;