import { GlossaristModel } from './base.js';
/**
 * Wire shape for ConceptRef.
 *
 * Four mutually exclusive forms:
 *   1. {source, id}       — resolved reference to a concept
 *   2. {text}             — text-only inline form (label)
 *   3. {text, external}   — external concept (defined elsewhere)
 *   4. {ellipsis}         — ellipsis marker ("further members exist")
 *
 * `external` is mutually exclusive with source/id (external concepts
 * don't have a machine-readable handle in this dataset).
 * `ellipsis` is mutually exclusive with everything else.
 */
export interface ConceptRefJson {
    source?: string | null;
    id?: string | null;
    text?: string | null;
    external?: boolean;
    ellipsis?: boolean;
}
/**
 * ConceptRef — a reference to a concept.
 *
 * Identity: for resolved refs, `${source}|${id}`. For external refs,
 * `ext:${text}`. For ellipsis, `ellipsis` (a single sentinel identity
 * shared by all ellipsis members within the same hyperedge). For
 * text-only, `text:${text}`.
 */
export declare class ConceptRef extends GlossaristModel {
    readonly source: string | null;
    readonly id: string | null;
    readonly text: string | null;
    readonly external: boolean;
    readonly ellipsis: boolean;
    constructor(data?: ConceptRefJson);
    get isResolved(): boolean;
    get isExternal(): boolean;
    get isEllipsis(): boolean;
    get isTextOnly(): boolean;
    toString(): string;
    toJSON(): ConceptRefJson;
    identity(): string;
    static fromJSON(data: ConceptRefJson): ConceptRef;
    /** Convenience constructor for the common `(source, id)` form. */
    static fromPair(source: string, id: string): ConceptRef;
    /** Convenience constructor for the external form. */
    static external(text: string): ConceptRef;
    /** Convenience constructor for the ellipsis sentinel. */
    static ellipsis(): ConceptRef;
}
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