Multi-part numbering patterns

1 files changed, 1 insertions, 1 deletions

diff --git a/src/model/library.rs b/src/model/library.rs
index eee69675..c890fef1 100644
--- a/src/model/library.rs
+++ b/src/model/library.rs
@@ -60,7 +60,7 @@ pub struct LangItems {
     /// An item in an unordered list: `- ...`.
     pub list_item: fn(body: Content) -> Content,
     /// An item in an enumeration (ordered list): `+ ...` or `1. ...`.
-    pub enum_item: fn(number: Option<usize>, body: Content) -> Content,
+    pub enum_item: fn(number: Option<NonZeroUsize>, body: Content) -> Content,
     /// An item in a description list: `/ Term: Details`.
     pub desc_item: fn(term: Content, body: Content) -> Content,
     /// A mathematical formula: `$x$`, `$ x^2 $`.