{
  "url": "https://unifast.dev/docs/packages/node/tree-sitter/",
  "locale": "en",
  "title": "treeSitter()",
  "description": "Create a Tree-sitter plugin that enables syntax highlighting for fenced code blocks using the Tree-sitter parsing library.",
  "section": "packages",
  "body": "```ts\n\n```\n\n## Signature\n\n```ts\nfunction treeSitter(options?: TreeSitterPluginOptions): UnifastPlugin\n```\n\n## Parameters\n\n### options?\n\nHighlighting engine configuration\n\n| Property | Type | Default | Description |\n|----------|------|---------|-------------|\n| `engine` | `\"none\" \\| \"treeSitter\"` | `\"treeSitter\"` | \"treeSitter\" uses the Tree-sitter highlighter; \"none\" disables highlighting |\n\n## Usage\n\n```ts\n\nconst md = `\n# Code Example\n\n\\`\\`\\`rust\nfn main() {\n    println!(\"Hello, world!\");\n}\n\\`\\`\\`\n`;\n\nconst result = compile(md, {\n  plugins: [\n    treeSitter({\n      engine: \"treeSitter\",\n    }),\n  ],\n});\n\nconsole.log(result.output);\n// Code blocks are syntax highlighted with <span> elements and CSS classes\n```\n\n## Examples\n\n### Enable syntax highlighting\n\n```ts\n\nconst md = `\n\\`\\`\\`typescript\nconst greeting: string = \"Hello\";\nconsole.log(greeting);\n\\`\\`\\`\n`;\n\nconst result = compile(md, { plugins: [treeSitter()] });\n\nconsole.log(result.output);\n// <pre><code class=\"language-typescript\">\n//   <span class=\"...\">const</span> ...\n// </code></pre>\n```\n\n### Disable highlighting\n\n```ts\n\nconst result = compile(md, {\n  plugins: [treeSitter({ engine: \"none\" })],\n});\n\nconsole.log(result.output);\n// Code blocks are rendered without syntax highlighting\n```",
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