import 'reflect-metadata';
/** Metadata stored by the globalFor class decorator. */
export interface GlobalForMetadata {
    /** The type anchoring the logical identity this shared handler applies its mappings to. */
    readonly identity: Function;
}
/**
 * Class decorator that declares a shared handler class whose mappings apply to every variant
 * of the given identity, without repeating them on each variant type. A mapping that targets
 * a member some variant lacks is a declaration error, not a silently skipped mapping.
 *
 * A class decorated only with globalFor is never registered as a projection on its own - it is
 * merged into every variant of its identity before those variants are registered.
 * @param identity - The type anchoring the logical identity this handler's mappings apply to.
 * @returns A class decorator.
 */
export declare function globalFor(identity: Function): ClassDecorator;
/**
 * Retrieves globalFor metadata stored on the given class constructor.
 * @param target - The class constructor.
 * @returns The globalFor metadata, or undefined if the class is not a shared handler.
 */
export declare function getGlobalForMetadata(target: Function): GlobalForMetadata | undefined;
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