Implement clone for the context.

src/parser/list.rs

@@ -1,9 +1,11 @@
 use std::rc::Rc;
 
+#[derive(Debug, Clone)]
 pub struct List<T> {
     head: Option<Rc<Node<T>>>,
 }
 
+#[derive(Debug, Clone)]
 pub struct Node<T> {
     data: T,
     parent: Option<Rc<Node<T>>>,

src/parser/mod.rs

@@ -5,4 +5,4 @@ mod parser_with_context;
 mod text;
 mod text_element_parser;
 pub use text_element_parser::document;
-type Context<'r> = new_context::ContextTree<'r>;
+type Context<'r> = &'r new_context::ContextTree<'r>;

src/parser/new_context.rs

@@ -5,6 +5,7 @@ use super::list::List;
 
 type Matcher = dyn for<'s> Fn(&'s str) -> IResult<&'s str, &'s str, VerboseError<&'s str>>;
 
+#[derive(Debug, Clone)]
 pub struct ContextTree<'r> {
     tree: List<ContextElement<'r>>,
 }
@@ -16,21 +17,22 @@ impl<'r> ContextTree<'r> {
 
     pub fn with_additional_node<'x>(&self, data: ContextElement<'x>) -> ContextTree<'x> {
         let new_list = self.tree.push_front(data);
-        ContextTree {
+        ContextTree { tree: new_list }
-            tree: new_list,
-        }
     }
 }
 
+#[derive(Debug, Clone)]
 pub enum ContextElement<'r> {
     FailMatcherNode(FailMatcherNode<'r>),
     PreviousElementNode(PreviousElementNode<'r>),
 }
 
+#[derive(Debug, Clone)]
 pub struct FailMatcherNode<'r> {
     pub fail_matcher: ChainBehavior<'r>,
 }
 
+#[derive(Debug, Clone)]
 pub struct PreviousElementNode<'r> {
     pub dummy: &'r str,
 }
@@ -40,3 +42,18 @@ pub enum ChainBehavior<'r> {
     AndParent(Option<&'r Matcher>),
     IgnoreParent(Option<&'r Matcher>),
 }
+
+impl std::fmt::Debug for ChainBehavior {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let mut formatter = f.debug_struct("ChainBehavior");
+        // match self {
+        //     ChainBehavior::AndParent(_) => {
+        //         formatter = formatter.field("type", &"AndParent");
+        //     }
+        //     ChainBehavior::IgnoreParent(_) => {
+        //         formatter = formatter.field("type", &"IgnoreParent");
+        //     }
+        // };
+        formatter.finish()
+    }
+}

src/parser/parser_with_context.rs

@@ -1,6 +1,6 @@
 macro_rules! parser_with_context {
     ($target:ident) => {
-        move |context| move |i| $target(context, i)
+        move |context| |i| $target(&context, i)
     };
 }
 pub(crate) use parser_with_context;

src/parser/text_element_parser.rs

@@ -113,8 +113,8 @@ pub fn paragraph<'s, 'r>(
 fn flat_text_element<'s, 'r>(context: Context<'r>, i: &'s str) -> Res<&'s str, TextElement<'s>> {
     not(|i| context.check_fail_matcher(i))(i)?;
 
-    let bold_matcher = parser_with_context!(flat_bold)(context);
+    let bold_matcher = parser_with_context!(flat_bold)(context.clone());
-    let link_matcher = parser_with_context!(flat_link)(context);
+    let link_matcher = parser_with_context!(flat_link)(context.clone());
 
     alt((
         map(bold_matcher, TextElement::Bold),