Make StepCursor::advance private
diff --git a/src/group.rs b/src/group.rs
index 9eb005e..b2e4659 100644
--- a/src/group.rs
+++ b/src/group.rs
@@ -75,7 +75,8 @@
input.step(|cursor| {
if let Some((content, span, rest)) = cursor.group(delimiter) {
let unexpected = private::get_unexpected(input);
- let content = private::new_parse_buffer(span, cursor.advance(content), unexpected);
+ let nested = private::advance_step_cursor(cursor, content);
+ let content = private::new_parse_buffer(span, nested, unexpected);
Ok(((span, content), rest))
} else {
let message = match delimiter {