import type { ToolResultRenderMode, ToolResultRenderModeConfig } from '../types/config.js';
import type { Tool } from '../types/tool.js';
export declare const DEFAULT_TOOL_RESULT_RENDER_MODE: ToolResultRenderMode;
/**
 * Normalize a raw value to a {@link ToolResultRenderMode}. Accepts the
 * canonical strings (`'extend' | 'simple'`) plus a few synonyms so the
 * slash command feels forgiving (`extended`/`full` → `extend`,
 * `short`/`brief` → `simple`). Returns `undefined` for anything else so
 * the caller can reject unknown input without throwing.
 */
export declare function normalizeToolResultRenderMode(value: unknown): ToolResultRenderMode | undefined;
/**
 * Look up the result-render mode for `toolName` from a config map. Falls
 * back to the default `'extend'` when the map is missing the entry.
 */
export declare function resolveToolResultRenderMode(modes: ToolResultRenderModeConfig | undefined, toolName: string): ToolResultRenderMode;
/**
 * Subset of {@link import('../registry/tool-registry.js').ToolRegistry}
 * the result-render-mode setters need. Decouples this module from the
 * concrete registry class so it can be reused by tests and by tools
 * that wrap their own registry.
 */
export interface ToolResultRenderModeRegistryLike {
    get(name: string): Tool | undefined;
    setResultRenderMode?(name: string, mode: ToolResultRenderMode): boolean;
    applyResultRenderModes?(modes?: ToolResultRenderModeConfig): {
        applied: number;
        missing: string[];
    };
    getResultRenderMode?(name: string): ToolResultRenderMode;
}
/**
 * Set a single tool's result-render mode on a registry. Prefers the
 * registry's native accessor (so it can update any internal state, e.g.
 * usage caches); falls back to a no-op so callers stay decoupled from
 * the registry implementation.
 */
export declare function setToolResultRenderMode(registry: ToolResultRenderModeRegistryLike, name: string, mode: ToolResultRenderMode): boolean;
/**
 * Look up the current result-render mode for a single tool. Returns the
 * registry's view if it has one, otherwise the default. This is what the
 * tool-executor calls on each tool invocation to decide whether the next
 * `writeToolResult` should be `simple` or `extend`.
 */
export declare function getToolResultRenderMode(registry: ToolResultRenderModeRegistryLike, name: string): ToolResultRenderMode;
/**
 * Bulk-apply a config map (`tools.resultRenderMode`) to a registry.
 * Mirrors {@link import('./tool-description-mode.js').applyToolDescriptionModes}
 * for symmetry with the LLM-side description mode.
 */
export declare function applyToolResultRenderModes(registry: ToolResultRenderModeRegistryLike, modes?: ToolResultRenderModeConfig): {
    applied: number;
    missing: string[];
};
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