type PickKeysByValue<T, V> = {
    [K in keyof T]: T[K] extends V ? K : never;
}[keyof T];
export type OmitProperties<T, P> = Omit<T, PickKeysByValue<T, P>>;
type ScanFsBaseOptions = {
    ignoreMissingRoot?: boolean;
    filter?: (filePath: string, index: number) => boolean;
    sort?: (current: string, next: string) => number;
};
export type ImportAllFilesOptions = ScanFsBaseOptions & {
    /**
     * A custom method to transform collection keys
     */
    transformKeys?: (keys: string[]) => string[];
};
export type ReadAllFilesOptions = ScanFsBaseOptions & {
    pathType?: 'relative' | 'unixRelative' | 'absolute' | 'unixAbsolute' | 'url';
};
export type JSONReplacer = (this: any, key: string, value: any) => any;
export type JSONReviver = (this: any, key: string, value: any) => any;
export type Constructor = new (...args: any[]) => any;
/**
 * Normalizes constructor to work with mixins. There is an open bug for mixins
 * to allow constructors other than `...args: any[]`
 *
 * https://github.com/microsoft/TypeScript/issues/37142
 */
export type NormalizeConstructor<T extends Constructor> = {
    new (...args: any[]): InstanceType<T>;
} & Omit<T, 'constructor'>;
declare const opaqueProp: unique symbol;
export type Opaque<T, K> = T & {
    [opaqueProp]: K;
};
export {};