Display NSEC3 without trailing space if the bitmap is empty.

NLnetLabs · Nov 4, 2024 · 9268dd3 · 9268dd3
1 parent 70e998a
commit 9268dd3
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/src/rdata/dnssec.rs b/src/rdata/dnssec.rs
@@ -2169,6 +2169,11 @@ impl<Octs: AsRef<[u8]>> RtypeBitmap<Octs> {
     ) -> Result<(), Target::AppendError> {
         target.append_slice(self.0.as_ref())
     }
+
+    #[must_use]
+    pub fn is_empty(&self) -> bool {
+        self.iter().next().is_none()
+    }
 }
 
 //--- AsRef

diff --git a/src/rdata/nsec3.rs b/src/rdata/nsec3.rs
@@ -358,7 +358,10 @@ impl<Octs: AsRef<[u8]>> fmt::Display for Nsec3<Octs> {
             self.hash_algorithm, self.flags, self.iterations, self.salt
         )?;
         base32::display_hex(&self.next_owner, f)?;
-        write!(f, " {}", self.types)
+        if !self.types.is_empty() {
+            write!(f, " {}", self.types)?;
+        }
+        Ok(())
     }
 }