/**
 * Shared flat-text formatter for aft_callgraph responses (agent + themed TUI).
 */
export interface CallgraphTheme {
    fg(role: string, text: string): string;
}
export interface CallgraphFormatOptions {
    includeUnresolved?: boolean;
}
export declare const PLAIN_CALLGRAPH_THEME: CallgraphTheme;
export declare function formatCallgraphSections(op: string, response: unknown, theme?: CallgraphTheme, options?: CallgraphFormatOptions): string[];
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