From 2ae91738a4b04fce32e01644ff3987705329023d Mon Sep 17 00:00:00 2001
From: Laura Abbott <laura@oxide.computer>
Date: Wed, 10 Dec 2025 10:50:58 -0500
Subject: [PATCH] Implement a few `Display` traits

---
 verifier/src/lib.rs | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/verifier/src/lib.rs b/verifier/src/lib.rs
index c4cb474..af08115 100644
--- a/verifier/src/lib.rs
+++ b/verifier/src/lib.rs
@@ -457,6 +457,19 @@ impl std::iter::IntoIterator for MeasurementSet {
     }
 }
 
+impl std::fmt::Display for MeasurementSet {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        writeln!(f, "measurement set")?;
+        for m in &self.0 {
+            writeln!(f, " {}", m)?;
+        }
+        if self.0.is_empty() {
+            writeln!(f, "(set is empty)")?;
+        }
+        Ok(())
+    }
+}
+
 /// A collection of measurement values that is used as a source of truth when
 /// appraising the set of measurements derived from an attestation.
 pub struct ReferenceMeasurements(pub(crate) HashSet<Measurement>);
@@ -488,6 +501,19 @@ impl TryFrom<&[Corim]> for ReferenceMeasurements {
     }
 }
 
+impl std::fmt::Display for ReferenceMeasurements {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        writeln!(f, "Reference measurements")?;
+        for m in &self.0 {
+            writeln!(f, " {}", m)?;
+        }
+        if self.0.is_empty() {
+            writeln!(f, "(set is empty)")?;
+        }
+        Ok(())
+    }
+}
+
 /// Errors produced by the `verify_attestation` function
 #[derive(Debug, Error)]
 pub enum VerifyAttestationError {