import { type RuntimeSkill, type RuntimeSkillRegistry, type RuntimeSkillSource } from './types';
export declare class InvalidRuntimeSkillError extends Error {
    constructor(reason: string);
}
export interface LoadRuntimeSkillSourceFromDirectoryOptions {
    exclude?: string[];
}
export declare function createRuntimeSkillSource(skills: RuntimeSkill[]): RuntimeSkillSource;
export declare function createRuntimeSkillRegistry(skills: RuntimeSkill[]): RuntimeSkillRegistry;
export declare function filterRuntimeSkillSource(source: RuntimeSkillSource, excludeSkillIds: string[]): RuntimeSkillSource;
export declare function loadRuntimeSkillSourceFromDirectory(rootDir: string, options?: LoadRuntimeSkillSourceFromDirectoryOptions): RuntimeSkillSource;
export declare function loadRuntimeSkillsFromDirectory(rootDir: string): RuntimeSkill[];
export declare function formatSkillValidationErrors(errors: Array<{
    message: string;
    field?: string;
    path?: string;
    hint?: string;
}>): string;