import { SeededRandom } from "./seeded-random.js";
export interface RandomTextOptions {
    /** Approximate target in characters (4 chars ≈ 1 token). Default: 1000. */
    targetChars?: number;
    /** Include code blocks. Default: true. */
    includeCode?: boolean;
    /** Include markdown formatting. Default: true. */
    includeMarkdown?: boolean;
}
/**
 * Generate realistic-looking coding conversation text of approximately
 * `targetChars` length using a seeded PRNG.
 */
export declare function generateRandomText(rng: SeededRandom, options?: RandomTextOptions): string;
/**
 * Generate a short observation-like sentence (single line, plain prose).
 */
export declare function generateObservationContent(rng: SeededRandom): string;
/**
 * Generate a short reflection-like sentence (single line, plain prose, no markdown).
 */
export declare function generateReflectionContent(rng: SeededRandom): string;
/**
 * Generate a random timestamp in "YYYY-MM-DD HH:MM" format within the last 30 days.
 */
export declare function generateTimestamp(rng: SeededRandom): string;
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