documents: the whole-file parse options are public, for export

src/documents/markdown.rs

@@ -23,11 +23,16 @@ pub(crate) fn tree(text: &str) -> mdast::Node {
     markdown::to_mdast(text, &options()).expect("markdown without MDX always parses")
 }
 
-/// A whole file as a syntax tree: front matter too.
-pub(crate) fn file_tree(text: &str) -> mdast::Node {
+/// How a whole file parses: front matter too.
+pub fn file_options() -> ParseOptions {
     let mut options = options();
     options.constructs.frontmatter = true;
-    markdown::to_mdast(text, &options).expect("markdown without MDX always parses")
+    options
+}
+
+/// A whole file as a syntax tree.
+pub(crate) fn file_tree(text: &str) -> mdast::Node {
+    markdown::to_mdast(text, &file_options()).expect("markdown without MDX always parses")
 }
 
 /// The bytes of the source a parsed node spans.