{
  "url": "https://unifast.dev/ru/docs/packages/node/code-meta/",
  "locale": "ru",
  "title": "codeMeta()",
  "description": "Разбирает мета-строки огороженных блоков кода в data-атрибуты на элементах code.",
  "section": "packages",
  "body": "```ts\nimport { codeMeta } from \"@unifast/node\";\n```\n\n## Сигнатура\n\n```ts\nfunction codeMeta(): UnifastPlugin\n```\n\n## Параметры\n\nОтсутствуют.\n\n## Использование\n\n```ts\nimport { compile, codeMeta } from \"@unifast/node\";\n\nconst md = `\\`\\`\\`js title=\"example.js\"\nconsole.log(\"hello\");\n\\`\\`\\``;\n\nconst result = compile(md, {\n  plugins: [codeMeta()],\n});\n// Элемент <pre> получает data-title=\"example.js\"\n```\n\n## Примеры\n\n### Базовый разбор мета-строки\n\nПлагин `codeMeta()` разбирает мета-строку после идентификатора языка в огороженных блоках кода и преобразует распознанные ключи в атрибуты `data-*` элемента `<pre>`:\n\n```ts\nimport { compile, codeMeta } from \"@unifast/node\";\n\nconst md = `\\`\\`\\`js title=\"app.ts\"\nconst x = 1;\n\\`\\`\\``;\n\nconst result = compile(md, { plugins: [codeMeta()] });\nconsole.log(result.output);\n// <pre data-lang=\"js\" data-title=\"app.ts\"><code class=\"language-js\">const x = 1;\n// </code></pre>\n```\n\n### Несколько мета-атрибутов\n\nВы можете комбинировать несколько мета-атрибутов, таких как `title`, `{1,3-5}` для выделения строк, `showLineNumbers`, `diff` и `wordWrap`:\n\n```ts\nimport { compile, codeMeta } from \"@unifast/node\";\n\nconst md = `\\`\\`\\`ts title=\"server.ts\" {1,3} showLineNumbers\nimport express from \"express\";\nconst app = express();\napp.listen(3000);\n\\`\\`\\``;\n\nconst result = compile(md, { plugins: [codeMeta()] });\n// Элемент <pre> получает:\n//   data-title=\"server.ts\"\n//   Строки 1 и 3 получают атрибуты data-highlighted\n//   showLineNumbers распознаётся как булев флаг\n```",
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