1 files changed, 7 insertions, 6 deletions
diff --git a/mingling_pathf/src/patterns/chain.rs b/mingling_pathf/src/patterns/chain.rs
index 10d698e..6393440 100644
--- a/mingling_pathf/src/patterns/chain.rs
+++ b/mingling_pathf/src/patterns/chain.rs
@@ -1,3 +1,7 @@
+//! The `ChainPattern` matches functions annotated with `#[chain]` and
+//! extracts the generated internal struct name (e.g., `__internal_chain_<fn_name>`).
+//! This is used to track chained handler functions for code generation or analysis.
+
 use syn::Item;
 
 use crate::pattern_analyzer::{AnalyzeItem, AnalyzePattern};
@@ -63,10 +67,7 @@ fn collect_from_item(item: &Item, current_mod: &str, items: &mut Vec<AnalyzeItem
 }
 
 fn has_attr(attrs: &[syn::Attribute], name: &str) -> bool {
-    attrs.iter().any(|a| {
-        a.path()
-            .segments
-            .last()
-            .is_some_and(|s| s.ident == name)
-    })
+    attrs
+        .iter()
+        .any(|a| a.path().segments.last().is_some_and(|s| s.ident == name))
 }