export interface EmbeddingDescriptor {
    readonly source: string | readonly string[];
    readonly encode: (text: string) => Promise<Float32Array>;
    readonly dim: number;
    readonly model: string;
}
/** Concatenate the record's source-field text (skips empties; supports nested/[]-wildcard paths). */
export declare function embeddingSourceText(record: Record<string, unknown>, source: string | readonly string[]): string;