import { BuildConfig } from './buildConfig.js';
import { AnyContentType } from './contentTypes.js';
import { DisplayTemplate, DisplayTemplateVariant } from './displayTemplates.js';
/** Defines a Optimizely CMS content type */
export declare function contentType<T extends AnyContentType>(options: T): T & {
    __type: 'contentType';
};
/** Defines a Optimizely CMS display template */
export declare function displayTemplate<T extends DisplayTemplateVariant>(options: T): DisplayTemplate<T>;
/** Defines a Optimizely CMS build configuration */
export declare function buildConfig<T extends BuildConfig>(options: T): T & {
    __type: 'buildConfig';
};
/**
 * Checks if `obj` is a content type.
 */
export declare function isContentType(obj: unknown): obj is AnyContentType;
/**
 * Checks if `obj` is a display template.
 */
export declare function isDisplayTemplate(obj: unknown): obj is DisplayTemplate;
export { PropertyGroupType } from './buildConfig.js';
export { init as initContentTypeRegistry, isContentTypeRegistered } from './contentTypeRegistry.js';
export { init as initDisplayTemplateRegistry } from './displayTemplateRegistry.js';