import type { OutputLine } from "@skaile/workspaces";
import type { TelemetryLogEntry } from "./telemetry.js";
/**
 * Render a single OutputLine to an ANSI-colored string for terminal display.
 *
 * Each `OutputLine` variant is mapped to a distinct colour: user input (cyan/bold),
 * agent text (plain), tool calls (blue italic), questions (yellow), errors (red),
 * status/system messages (dim italic), subagent lifecycle (blue/green italic), and
 * separator lines (dim dashes). Returns an empty string for unrecognised variants.
 *
 * @param line - The typed output line to render.
 * @returns ANSI-coloured string ready for terminal output.
 *
 * @docLink packages/tui/concepts#repl-renderer
 */
export declare function renderLine(line: OutputLine): string;
/**
 * Render a telemetry log entry to an ANSI string, or null to suppress.
 *
 * Formats `generation` entries with model name, token counts, cost, and duration;
 * `span_end` entries for `tool_call` and `agent_turn` kinds; and `trace_start` /
 * `trace_end` lifecycle entries. All output is styled dim for visual de-emphasis.
 * Returns `null` for entry kinds that should not appear in the log panel.
 *
 * @param entry - The structured telemetry event to render.
 * @returns Dim ANSI string, or `null` if the entry should be suppressed.
 *
 * @docLink packages/tui/concepts#repl-renderer
 */
export declare function renderLog(entry: TelemetryLogEntry): string | null;
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