/**
 * Render Options
 *
 * Options for controlling the output format when rendering ASTs to Mermaid syntax.
 */
/**
 * Options for rendering Mermaid diagrams
 */
export interface RenderOptions {
    /**
     * Number of spaces for indentation, or 'tab' for tab character.
     * @default 4
     * @example
     * ```typescript
     * render(ast, { indent: 2 })    // 2 spaces
     * render(ast, { indent: 4 })    // 4 spaces (default)
     * render(ast, { indent: 'tab' }) // tab character
     * ```
     */
    indent?: number | 'tab';
    /**
     * Use inline class syntax (A:::className) instead of separate class statements.
     * Only applies to flowchart diagrams.
     * @default false
     */
    inlineClasses?: boolean;
    /**
     * Chain consecutive links from the same source (A --> B --> C).
     * Only applies to flowchart diagrams.
     * @default false
     */
    compactLinks?: boolean;
    /**
     * Sort node declarations alphabetically by ID.
     * @default false
     */
    sortNodes?: boolean;
}
/**
 * Internal resolved options with indent as string
 * @internal
 */
export interface ResolvedRenderOptions {
    indent: string;
    inlineClasses: boolean;
    compactLinks: boolean;
    sortNodes: boolean;
}
/**
 * Default render options
 */
export declare const DEFAULT_RENDER_OPTIONS: ResolvedRenderOptions;
/**
 * Merge user options with defaults
 */
export declare function resolveOptions(options?: RenderOptions): ResolvedRenderOptions;
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