import type { NormalizedAst } from '../../r-bridge/lang-4.x/ast/model/processing/decorate';
import type { ControlFlowInformation } from '../../control-flow/control-flow-graph';
/**
 * Convert the control flow graph to a mermaid string.
 * @param cfg              - The control flow graph to convert.
 * @param normalizedAst    - The normalized AST to use for the vertex content.
 * @param prefix           - The prefix to use for the mermaid string.
 * @param simplify         - Whether to simplify the control flow graph (especially in the context of basic blocks).
 */
export declare function cfgToMermaid(cfg: ControlFlowInformation, normalizedAst: NormalizedAst, prefix?: string, simplify?: boolean): string;
/**
 * Use mermaid to visualize the normalized AST.
 */
export declare function cfgToMermaidUrl(cfg: ControlFlowInformation, normalizedAst: NormalizedAst, prefix?: string): string;