import * as t from 'io-ts';
/**
 * Plain dictionary type with little typechecking.
 */
export declare class DictionaryType extends t.Type<{
    [key: string]: any;
}> {
    readonly _tag: 'DictionaryType';
    constructor();
}
/**
 * Allows the creation of a generic dictionary type which can be validated according to requirements and present a custom
 * type to the TypeScript compiler.
 */
export declare class GenericDictionaryType<T, U extends string> extends t.Type<T> {
    readonly _tag: 'DictionaryType';
    constructor(name: U, validation?: (_: unknown) => boolean);
}
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