From af3d0ad1926eb825f64152cf217fc9a4777f0be3 Mon Sep 17 00:00:00 2001
From: Stefan Weigl-Bosker <stefan@s00.xyz>
Date: Thu, 19 Feb 2026 18:45:44 -0500
Subject: [willow]: more cleanup, tests

---
 willow/lib/IR/Diagnostic.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 willow/lib/IR/Diagnostic.cpp

(limited to 'willow/lib/IR/Diagnostic.cpp')

diff --git a/willow/lib/IR/Diagnostic.cpp b/willow/lib/IR/Diagnostic.cpp
new file mode 100644
index 0000000..0e2c8bd
--- /dev/null
+++ b/willow/lib/IR/Diagnostic.cpp
@@ -0,0 +1,10 @@
+#include <willow/IR/Diagnostic.h>
+#include <ostream>
+
+//TODO
+std::ostream &operator<<(std::ostream &os, const willow::Diagnostic &diagnostic) {
+  if (diagnostic.location)
+    return os << diagnostic.location.value() << ": " << diagnostic.message;
+  else 
+    return os << "<unknown>: " << diagnostic.message;
+}
-- 
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