import type { AbapSource } from "./engine.js";
export interface MethodOutline {
    name: string;
    visibility: "public" | "protected" | "private";
}
export interface ClassOutline {
    name: string;
    isGlobal: boolean;
    isFinal: boolean;
    isAbstract: boolean;
    isForTesting: boolean;
    superClass: string | null;
    interfaces: string[];
    methods: MethodOutline[];
    attributes: string[];
    constants: string[];
}
export interface FileOutline {
    file: string;
    classes: ClassOutline[];
    interfaces: string[];
    forms: string[];
    parseable: boolean;
}
export declare function outlineAbap(files: AbapSource[]): FileOutline[];
/**
 * Render outlines as a Mermaid classDiagram: classes with method visibility
 * (+/#/-) and attributes, inheritance (<|--), interface realization (<|..),
 * and legacy FORMs as one pseudo-class per file. Deterministic text out —
 * paste into any Mermaid renderer (GitHub, docs sites, diagram tools) for
 * the visual; nothing here draws pixels.
 */
export declare function outlineToMermaid(outlines: FileOutline[]): string;