import { StorybookConfig as StorybookConfig$1, CompatibleString } from 'storybook/internal/types';
import { StorybookConfigVite, BuilderOptions } from '@storybook/builder-vite';

type FrameworkName = CompatibleString<'@storybook/web-components-vite'>;
type BuilderName = CompatibleString<'@storybook/builder-vite'>;
type FrameworkOptions = {
    builder?: BuilderOptions;
};
type StorybookConfigFramework = {
    framework: FrameworkName | {
        name: FrameworkName;
        options: FrameworkOptions;
    };
    core?: StorybookConfig$1['core'] & {
        builder?: BuilderName | {
            name: BuilderName;
            options: BuilderOptions;
        };
    };
};
/** The interface for Storybook configuration in `main.ts` files. */
type StorybookConfig = Omit<StorybookConfig$1, keyof StorybookConfigVite | keyof StorybookConfigFramework> & StorybookConfigVite & StorybookConfigFramework;

declare function defineMain(config: StorybookConfig): StorybookConfig;

export { type StorybookConfig, defineMain };