import type { ToolDescriptionMode, ToolDescriptionModeConfig } from '../types/config.js';
import type { Tool } from '../types/tool.js';
export declare const DEFAULT_TOOL_DESCRIPTION_MODE: ToolDescriptionMode;
export interface ToolDescriptionRegistryLike {
    get(name: string): Tool | undefined;
    list(): Tool[];
    wrap?(name: string, wrapper: (tool: Tool) => Tool, owner?: string): void;
    setDescriptionMode?(name: string, mode: ToolDescriptionMode): boolean;
    applyDescriptionModes?(modes?: ToolDescriptionModeConfig): {
        applied: number;
        missing: string[];
    };
    getDescriptionMode?(name: string): ToolDescriptionMode;
}
export declare function normalizeToolDescriptionMode(value: unknown): ToolDescriptionMode | undefined;
export declare function resolveToolDescriptionMode(modes: ToolDescriptionModeConfig | undefined, toolName: string): ToolDescriptionMode;
export declare function simplifyToolDescription(text: string, opts?: {
    maxSentences?: number | undefined;
    maxChars?: number | undefined;
}): string;
export declare function applyToolDescriptionModeToTool(tool: Tool, mode: ToolDescriptionMode): Tool;
export declare function setToolDescriptionMode(registry: ToolDescriptionRegistryLike, name: string, mode: ToolDescriptionMode): boolean;
export declare function getToolDescriptionMode(registry: ToolDescriptionRegistryLike, name: string): ToolDescriptionMode;
export declare function applyToolDescriptionModes(registry: ToolDescriptionRegistryLike, modes?: ToolDescriptionModeConfig): {
    applied: number;
    missing: string[];
};
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