/**
 * Bounded preview line for a tool invocation's raw JSON arguments: the first
 * human-meaningful string among the well-known keys (command, path, query, …)
 * with a fallback to the bounded raw JSON. Shared by the tool card in the
 * transcript and the approval bar's command preview. Arguments longer than
 * {@link MAX_PARSE_CHARS} are never parsed: the preview is a display concern,
 * and a synchronous `JSON.parse` plus string copies of an unbounded model
 * payload must not run on the approval or projection paths.
 *
 * @module @deepseek-ai/dsh-code/render/tool-preview
 */
/**
 * Resolve one bounded preview for raw tool arguments.
 * @param args - raw JSON arguments string as the model produced it.
 * @param toolName - the tool the arguments belong to (fallback label).
 * @returns the preview line; empty when nothing useful resolves.
 */
export declare function toolArgumentsPreview(args: string, toolName: string): string;
/**
 * Bounded prompt preview for delegation-style tools (`subagent`): the
 * `prompt` argument rendered as the card's second row, so the transcript
 * shows what the child agent was asked — not just its description label —
 * while it runs (Codex's SpawnAgent card preview). Anything else returns ''.
 * @param toolName - the tool the arguments belong to.
 * @param args - raw JSON arguments string as the model produced it.
 * @returns the one-line prompt preview, or '' when none applies.
 */
export declare function toolPromptPreview(toolName: string, args: string): string;