First implementation moving over to the new exit matcher class system.

src/parser/greater_block.rs

@@ -3,6 +3,7 @@ use super::Context;
 use crate::parser::element::element;
 use crate::parser::error::CustomError;
 use crate::parser::error::MyError;
+use crate::parser::exiting::ExitClass;
 use crate::parser::greater_element::GreaterBlock;
 use crate::parser::parser_context::ChainBehavior;
 use crate::parser::parser_context::ContextElement;
@@ -45,7 +46,8 @@ pub fn greater_block<'r, 's>(
         .with_additional_node(ContextElement::ConsumeTrailingWhitespace(true))
         .with_additional_node(ContextElement::GreaterBlock(name))
         .with_additional_node(ContextElement::ExitMatcherNode(ExitMatcherNode {
-            exit_matcher: ChainBehavior::IgnoreParent(Some(&greater_block_end)),
+            class: ExitClass::Alpha,
+            exit_matcher: &greater_block_end,
         }));
 
     let element_matcher = parser_with_context!(element)(&parser_context);