fix: delete export in mdx output

crates/binding/src/lib.rs

@@ -23,6 +23,7 @@ pub struct Output {
   pub html: String,
   pub title: String,
   pub toc: Vec<Toc>,
+  pub frontmatter: String,
 }
 
 #[napi(object)]
@@ -51,6 +52,7 @@ impl From<CompileResult> for Output {
       html: res.html,
       title: res.title,
       toc: res.toc.into_iter().map(|item| item.into()).collect(),
+      frontmatter: res.frontmatter,
     }
   }
 }
@@ -77,6 +79,7 @@ impl Task for Compiler {
         .map(|item| item.into())
         .collect::<Vec<Toc>>(),
     )?;
+    obj.set_named_property("frontmatter", output.frontmatter)?;
     Ok(obj)
   }
 }

crates/mdx_rs/src/lib.rs

@@ -49,6 +49,7 @@ pub struct CompileResult {
   pub html: String,
   pub title: String,
   pub toc: Vec<TocItem>,
+  pub frontmatter: String,
 }
 
 pub fn compile(
@@ -91,13 +92,11 @@ pub fn compile(
     development,
     provider_import_source: Some("@mdx-js/react".to_string()),
   };
-  let build_options = BuildOptions { development };
-
   let location = Location::new(value.as_bytes());
   let mut mdast =
     to_mdast(value.as_str(), &parse_options).expect(format!("value: {}", value).as_str());
   let toc_result = mdx_plugin_toc(&mut mdast);
-  mdx_plugin_frontmatter(&mut mdast);
+  let frontmatter = mdx_plugin_frontmatter(&mut mdast);
   let mut hast = mdast_util_to_hast(&mdast);
   mdx_plugin_header_anchor(&mut hast);
   mdx_plugin_container(&mut hast);
@@ -121,14 +120,15 @@ pub fn compile(
   mdx_plugin_recma_document(&mut program, &document_options, Some(&location))
     .expect(format!("file: {}", filepath,).as_str());
   mdx_plugin_recma_jsx_rewrite(&mut program, &rewrite_options, Some(&location));
-
-  swc_util_build_jsx(&mut program, &build_options, Some(&location)).unwrap();
+  // We keep the origin jsx here.
+  // swc_util_build_jsx(&mut program, &build_options, Some(&location)).unwrap();
   let code = serialize(&mut program.module, Some(&program.comments));
   CompileResult {
     code,
     links,
     html,
     title: toc_result.title,
     toc: toc_result.toc,
+    frontmatter,
   }
 }

crates/plugin_frontmatter/src/lib.rs

@@ -15,7 +15,7 @@ fn yaml_to_json(yaml_str: &str) -> String {
   serde_json::to_string(&parsed_value).unwrap()
 }
 
-pub fn mdx_plugin_frontmatter(node: &mut mdast::Node) {
+pub fn mdx_plugin_frontmatter(node: &mut mdast::Node) -> String {
   if let mdast::Node::Root(root) = node {
     let mut front_matter = String::new();
     let mut front_matter_node_index = None;
@@ -28,13 +28,9 @@ pub fn mdx_plugin_frontmatter(node: &mut mdast::Node) {
     if let Some(i) = front_matter_node_index {
       root.children.remove(i);
     }
-    let front_matter_exports = mdast::Node::MdxjsEsm(mdast::MdxjsEsm {
-      value: format!("export const frontmatter = {}", yaml_to_json(&front_matter)),
-      position: None,
-      stops: vec![],
-    });
-    root.children.insert(0, front_matter_exports);
+    return yaml_to_json(&front_matter);
   }
+  "{}".into()
 }
 
 #[cfg(test)]
@@ -47,54 +43,4 @@ mod tests {
     let expected = "{}".to_string();
     assert_eq!(yaml_to_json(yaml), expected);
   }
-
-  #[test]
-  fn test_yaml_to_json_simple() {
-    let yaml = "
-name: John Doe
-age: 30
-";
-    let expected = r#"{"name":"John Doe","age":30}"#.to_string();
-    assert_eq!(yaml_to_json(yaml), expected);
-  }
-
-  #[test]
-  fn test_yaml_to_json_nested() {
-    let yaml = "
-person:
-  name: John Doe
-  age: 30
-";
-    let expected = r#"{"person":{"name":"John Doe","age":30}}"#.to_string();
-    assert_eq!(yaml_to_json(yaml), expected);
-  }
-
-  #[test]
-  fn test_mdx_plugin_front_matter() {
-    use markdown::mdast::{MdxjsEsm, Node, Root, Yaml};
-
-    // Input AST
-    let mut ast = Node::Root(Root {
-      children: vec![Node::Yaml(Yaml {
-        value: "title: My Blog\nauthor: John Doe\n".to_string(),
-        position: None,
-      })],
-      position: None,
-    });
-
-    // Expected output AST
-    let expected_ast = Node::Root(Root {
-      children: vec![Node::MdxjsEsm(MdxjsEsm {
-        value: "export const frontmatter = {\"title\":\"My Blog\",\"author\":\"John Doe\"}"
-          .to_string(),
-        position: None,
-        stops: vec![],
-      })],
-      position: None,
-    });
-
-    // Apply function and check output
-    mdx_plugin_frontmatter(&mut ast);
-    assert_eq!(ast, expected_ast);
-  }
 }

crates/plugin_toc/src/lib.rs

@@ -55,29 +55,6 @@ pub fn mdx_plugin_toc(node: &mut mdast::Node) -> TocResult {
         });
       }
     }
-    // add toc exports in the module
-    // such as `export const toc = [{ title: 'title', level: 1 }]`
-    let title_exports = mdast::Node::MdxjsEsm(mdast::MdxjsEsm {
-      value: format!("export const title = '{}';", title),
-      position: None,
-      stops: vec![],
-    });
-    let toc_code = toc
-      .iter()
-      .map(|item| {
-        format!(
-          "{{ text: \"{}\", depth: {}, id: \"{}\" }}",
-          item.text, item.depth, item.id
-        )
-      })
-      .collect::<Vec<String>>()
-      .join(",");
-    let toc_exports = mdast::Node::MdxjsEsm(mdast::MdxjsEsm {
-      value: format!("export const toc = [{}];", toc_code),
-      position: None,
-      stops: vec![],
-    });
-    root.children.extend(vec![title_exports, toc_exports]);
   }
 
   TocResult { title, toc }
@@ -208,27 +185,9 @@ mod tests {
       position: None,
     });
 
-    mdx_plugin_toc(&mut root);
+    let result = mdx_plugin_toc(&mut root);
 
-    if let mdast::Node::Root(root) = root {
-      assert_eq!(root.children.len(), 8);
-      assert_eq!(
-        root.children[6],
-        mdast::Node::MdxjsEsm(mdast::MdxjsEsm {
-          value: "export const title = 'HelloWorld';".to_string(),
-          position: None,
-          stops: vec![],
-        })
-      );
-      assert_eq!(
-        root.children[7],
-        mdast::Node::MdxjsEsm(mdast::MdxjsEsm {
-          value: "export const toc = [{ text: \"HelloWorld\", depth: 2, id: \"helloworld-1\" },{ text: \"HelloWorld\", depth: 3, id: \"helloworld-2\" },{ text: \"HelloWorld\", depth: 4, id: \"helloworld-3\" }];"
-            .to_string(),
-          position: None,
-          stops: vec![],
-        })
-      );
-    }
+    assert_eq!(result.title, "HelloWorld");
+    assert_eq!(result.toc.len(), 3);
   }
 }

index.d.ts

@@ -14,6 +14,7 @@ export interface Output {
   html: string
   title: string
   toc: Array<Toc>
+  frontmatter: string
 }
 export interface CompileOptions {
   value: string