export type RefType = 'file' | 'folder' | 'url' | 'git-diff' | 'git-log';
export interface ContextRef {
    type: RefType;
    path: string;
    content?: string;
}
export interface Message {
    role: string;
    content: string;
    [key: string]: unknown;
}
export declare class ContextRefResolver {
    /**
     * Parse @-references from text without resolving content.
     */
    parseRefs(text: string): ContextRef[];
    /**
     * Resolve content for each ref. Returns new array with content filled in.
     */
    resolveRefs(refs: ContextRef[]): Promise<ContextRef[]>;
    private resolveOne;
    private listDir;
    private fetchUrl;
    /**
     * Inject resolved refs as system messages before the user's last message.
     */
    injectRefs(messages: Message[], refs: ContextRef[]): Message[];
}
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