/**
 * ER Diagram Renderer
 *
 * Renders an ER Diagram AST back to Mermaid syntax.
 */
import type { ErDiagramAST } from '../types/er.js';
import type { RenderOptions } from '../types/render-options.js';
/**
 * Render options for ER diagrams
 */
export interface ErRenderOptions {
    /** Number of spaces for indentation, or 'tab' for tab character (default: 4) */
    indent?: number | 'tab';
}
/**
 * Render an ER Diagram AST to Mermaid syntax
 */
export declare function renderErDiagram(ast: ErDiagramAST, options?: RenderOptions): string;
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