import { type ZodObject, type ZodDiscriminatedUnion, type ZodDiscriminatedUnionOption, type ZodRawShape } from 'zod';
import type { MergeZodShapes } from './zod-merge.js';
type ExtendDiscriminatedUnionOptions<Discriminator extends string, UnionOptions extends [ZodDiscriminatedUnionOption<Discriminator>, ...ZodDiscriminatedUnionOption<Discriminator>[]], ExtensionShape extends ZodRawShape> = {
    [Key in keyof UnionOptions]: ZodObject<MergeZodShapes<UnionOptions[Key]['shape'], ExtensionShape>, UnionOptions[Key]['_def']['unknownKeys'], UnionOptions[Key]['_def']['catchall']>;
};
export declare function extendDiscriminatedUnion<Discriminator extends string, UnionOptions extends [ZodDiscriminatedUnionOption<Discriminator>, ...ZodDiscriminatedUnionOption<Discriminator>[]], ExtensionShape extends ZodRawShape>(discriminatedUnion: ZodDiscriminatedUnion<Discriminator, UnionOptions>, extension: ExtensionShape): ZodDiscriminatedUnion<Discriminator, ExtendDiscriminatedUnionOptions<Discriminator, UnionOptions, ExtensionShape>>;
export {};
//# sourceMappingURL=extend-discriminated-union.d.ts.map