From 22075d5ed7c86580b7d5fe6af92c28b39408875a Mon Sep 17 00:00:00 2001
From: Douglas Creager <dcreager@dcreager.net>
Date: Fri, 17 Oct 2025 09:54:40 -0400
Subject: [PATCH] debug

---
 .../src/types/constraints.rs                  | 21 ++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/crates/ty_python_semantic/src/types/constraints.rs b/crates/ty_python_semantic/src/types/constraints.rs
index 4dfc2554cf..ac93844238 100644
--- a/crates/ty_python_semantic/src/types/constraints.rs
+++ b/crates/ty_python_semantic/src/types/constraints.rs
@@ -674,10 +674,22 @@ impl<'db> Node<'db> {
             }
         }
 
-        DisplayNode {
+        let simplified = self.simplify(db);
+        let d = DisplayNode {
             node: self.simplify(db),
             db,
         }
+        .to_string();
+
+        eprintln!("====> display");
+        eprintln!(" ---> original");
+        eprintln!("  {}", self.display_graph(db, &"  "));
+        eprintln!(" ---> simplified");
+        eprintln!("  {}", simplified.display_graph(db, &"  "));
+        eprintln!(" ---> rendered");
+        eprintln!("  {d}");
+
+        d
     }
 
     // Keep this around for debugging purposes
@@ -969,6 +981,13 @@ impl<'db> InteriorNode<'db> {
 
         // Having done that, we just have to AND the original BDD with its domain. This will map
         // all invalid inputs to false.
+        eprintln!("====> simplify");
+        eprintln!(" ---> original");
+        eprintln!("  {}", Node::Interior(self).display_graph(db, &"  "));
+        eprintln!(" ---> simplified");
+        eprintln!("  {}", simplified.display_graph(db, &"  "));
+        eprintln!(" ---> domain");
+        eprintln!("  {}", domain.display_graph(db, &"  "));
         simplified.and(db, domain)
     }
 }