rust/doc: wrap some code examples in backticks

diff --git a/rust/src/nfs/nfs.rs b/rust/src/nfs/nfs.rs
index 1d2cb5066ea317d978270819515ed85f3a40f064..2e1c785eaaa336056bf44ca052797705efed8db4 100644 (file)
--- a/rust/src/nfs/nfs.rs
+++ b/rust/src/nfs/nfs.rs
@@ -205,7 +205,7 @@ pub struct NFSTransaction {
     pub file_handle: Vec<u8>,
 
     /// Procedure type specific data
-    /// TODO see if this can be an Option<Box<NFSTransactionTypeData>>. Initial
+    /// TODO see if this can be an `Option<Box<NFSTransactionTypeData>>`. Initial
     /// attempt failed.
     pub type_data: Option<NFSTransactionTypeData>,