MZC/KnowMathBot/frontend/node_modules/mdast-util-to-hast/lib/handlers/html.js

/**
 * @import {Element} from 'hast'
 * @import {Html} from 'mdast'
 * @import {State} from '../state.js'
 * @import {Raw} from '../../index.js'
 */

/**
 * Turn an mdast `html` node into hast (`raw` node in dangerous mode, otherwise
 * nothing).
 *
 * @param {State} state
 *   Info passed around.
 * @param {Html} node
 *   mdast node.
 * @returns {Element | Raw | undefined}
 *   hast node.
 */
export function html(state, node) {
  if (state.options.allowDangerousHtml) {
    /** @type {Raw} */
    const result = {type: 'raw', value: node.value}
    state.patch(node, result)
    return state.applyData(node, result)
  }

  return undefined
}