import type { MessageRole } from '../../types/message/index.js';
import { type CompactedToolMetadata } from './compaction-provenance.js';
interface CompactedText extends CompactedToolMetadata {
    role: MessageRole;
    text: string;
    summary?: true;
}
/**
 * Exact text only: do not stringify binary blocks or invent separators.
 * Plain-string parts keep their historical ordinals. Block text is appended
 * after that prefix, in message/block order, so durable seq/part addresses
 * from before block indexing still resolve to the same original text.
 */
export declare function compactedTexts(messages: unknown): CompactedText[];
export {};
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