import type { RenderTheme, TuiComponent, ToolRenderResultOptions } from "../pi.js";
type Theme = RenderTheme;
/** Extract text lines from a pi tool result (content blocks). */
export declare function resultLines(result: {
    content?: unknown;
}): string[];
/** Compact args preview: key=value pairs, JSON-compact, bounded. */
export declare function argsPreview(args: Record<string, unknown> | undefined, maxLen?: number): string;
/** Call renderer: `title <args preview>` one-liner. */
export declare function callRenderer(title: string, preview: (args: Record<string, unknown>) => string): (args: Record<string, unknown>, theme?: Theme) => TuiComponent;
/** Result renderer: `identity → first line` + collapsed body. Identity comes from
 *  the result's details (mode/tool) with a static fallback. */
export declare function resultRenderer(identityOf: (result: {
    details?: unknown;
}) => string, fallbackIdentity: string): (result: {
    content?: unknown;
    isError?: boolean;
    details?: unknown;
}, options: ToolRenderResultOptions, theme?: Theme) => TuiComponent;
/** The proxy (mcp) tool's renderer pair — identity per verb, call preview per shape. */
export declare function proxyRenderers(toolName: string): {
    renderCall: ReturnType<typeof callRenderer>;
    renderResult: ReturnType<typeof resultRenderer>;
};
/** Direct-tool renderer pair: `MCP <name>` title, first-line result row. */
export declare function directToolRenderers(name: string): {
    renderCall: ReturnType<typeof callRenderer>;
    renderResult: ReturnType<typeof resultRenderer>;
};
export {};
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