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import hljs, { HLJSOptions, LanguageFn } from "../deps/highlight.ts";import { merge } from "../core/utils.ts";
import type { DeepPartial, Page, Site } from "../core.ts";
export interface Options {  /** The list of extensions this plugin applies to */  extensions: string[];
  /** Register languages on the Highlight.js context. */  languages?: Record<string, LanguageFn>;
  /** Options passed to highlight.js */  options: Omit<HLJSOptions, "__emitter">;}
// Default optionsexport const defaults: Options = {  extensions: [".html"],  options: {    ignoreUnescapedHTML: false,    noHighlightRe: /^$/i,    languageDetectRe: /\blanguage-([\w-]+)\b/i,    classPrefix: "hljs-",    cssSelector: "pre code",    languages: undefined,  },};
/** A plugin to syntax-highlight code using the highlight.js library */export default function (userOptions?: DeepPartial<Options>) {  const options = merge(defaults, userOptions);  hljs.configure(options.options);
  if (options.languages) {    for (const [name, fn] of Object.entries(options.languages)) {      hljs.registerLanguage(name, fn);    }  }
  return (site: Site) => {    site.process(options.extensions, codeHighlight);
    function codeHighlight(page: Page) {      page.document!.querySelectorAll(options.options.cssSelector)        .forEach((element) => {          try {            // deno-lint-ignore no-explicit-any            hljs.highlightElement(element as any);          } catch {            // Ignore          }        });    }  };}