Merge pull request #64 from phimuemue/debug_find

Implement `Debug` for `Find` (2)
utkarshkukreti · Jun 30, 2020 · 52f6304 · 52f6304
2 parents e280e91 + 880fc33
commit 52f6304
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/src/document.rs b/src/document.rs
@@ -148,6 +148,16 @@ pub struct Find<'a, P> {
     predicate: P,
 }
 
+impl<'a, P: Predicate> std::fmt::Debug for Find<'a, P> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("Find")
+            .field("document", &self.document)
+            .field("next", &self.next)
+            // predicate may be closure not implementing Debug
+            .finish()
+    }
+}
+
 impl<'a, P: Predicate> Find<'a, P> {
     pub fn into_selection(self) -> Selection<'a> {
         Selection::new(self.document, self.map(|node| node.index()).collect())