Initial code structure for property drawers.

src/parser/element.rs

@@ -8,6 +8,7 @@ use super::greater_element::DynamicBlock;
 use super::greater_element::FootnoteDefinition;
 use super::greater_element::GreaterBlock;
 use super::greater_element::PlainList;
+use super::greater_element::PropertyDrawer;
 use super::lesser_element::Comment;
 use super::lesser_element::Paragraph;
 use super::paragraph::paragraph;
@@ -29,6 +30,7 @@ pub enum Element<'s> {
     FootnoteDefinition(FootnoteDefinition<'s>),
     Comment(Comment<'s>),
     Drawer(Drawer<'s>),
+    PropertyDrawer(PropertyDrawer<'s>),
 }
 
 impl<'s> Source<'s> for Element<'s> {
@@ -41,6 +43,7 @@ impl<'s> Source<'s> for Element<'s> {
             Element::FootnoteDefinition(obj) => obj.source,
             Element::Comment(obj) => obj.source,
             Element::Drawer(obj) => obj.source,
+            Element::PropertyDrawer(obj) => obj.source,
         }
     }
 }
@@ -93,6 +96,12 @@ impl<'s> Source<'s> for Drawer<'s> {
     }
 }
 
+impl<'s> Source<'s> for PropertyDrawer<'s> {
+    fn get_source(&'s self) -> &'s str {
+        self.source
+    }
+}
+
 #[tracing::instrument(ret, level = "debug")]
 pub fn element<'r, 's>(context: Context<'r, 's>, input: &'s str) -> Res<&'s str, Element<'s>> {
     let non_paragraph_matcher = parser_with_context!(non_paragraph_element)(context);

src/parser/greater_element.rs

@@ -43,3 +43,10 @@ pub struct Drawer<'s> {
     pub name: &'s str,
     pub children: Vec<Element<'s>>,
 }
+
+#[derive(Debug)]
+pub struct PropertyDrawer<'s> {
+    pub source: &'s str,
+    pub name: &'s str,
+    pub children: Vec<Element<'s>>,
+}

src/parser/mod.rs

@@ -16,6 +16,7 @@ mod parser_context;
 mod parser_with_context;
 mod plain_list;
 mod plain_text;
+mod property_drawer;
 mod source;
 mod util;
 pub use document::document;
@@ -30,6 +31,7 @@ pub use greater_element::FootnoteDefinition;
 pub use greater_element::GreaterBlock;
 pub use greater_element::PlainList;
 pub use greater_element::PlainListItem;
+pub use greater_element::PropertyDrawer;
 pub use lesser_element::Comment;
 pub use lesser_element::Paragraph;
 pub use source::Source;

src/parser/property_drawer.rs

@@ -0,0 +1,11 @@
+use super::Context;
+use crate::parser::error::Res;
+use crate::parser::greater_element::PropertyDrawer;
+
+#[tracing::instrument(ret, level = "debug")]
+pub fn property_drawer<'r, 's>(
+    context: Context<'r, 's>,
+    input: &'s str,
+) -> Res<&'s str, PropertyDrawer<'s>> {
+    todo!()
+}