import { MbNode } from '../utils/node.js';
/**
 * Applies pending highlighting to the code block.
 * This looks into each line for highlighting data, and if found,
 * traverses over the line and applies the highlight.
 * @param node Root of the code block element, which is the 'pre' node
 */
export declare function highlightCodeBlock(node: MbNode): void;
/**
 * Adjust the class attribute of code blocks according to the global line numbers setting.
 * Append the 'line-numbers' class if the global setting is true.
 * @param node the code block element, which is the 'code' node
 * @param showCodeLineNumbers true if line numbers should be shown, false otherwise
 */
export declare function setCodeLineNumbers(node: MbNode, showCodeLineNumbers: boolean): void;
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