From 52940d4e1216ad5118f7980cb2e6b8b425c61589 Mon Sep 17 00:00:00 2001
From: "Jamil Lambert, PhD" <Jamil.Lambert@proton.me>
Date: Tue, 6 May 2025 10:28:51 +0100
Subject: [PATCH] Prefix unused variables with _ in rustdocs

There is a lint warning about unused variables in the rustdoc examples.

Prefix them with an underscore.
---
 units/src/lib.rs    | 2 +-
 units/src/result.rs | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/units/src/lib.rs b/units/src/lib.rs
index 41c33b017..ffc1cf562 100644
--- a/units/src/lib.rs
+++ b/units/src/lib.rs
@@ -14,7 +14,7 @@
 //! // Exactly the same as `use bitcoin::{amount, Amount}`.
 //! use bitcoin_units::{amount, Amount};
 //!
-//! let amount = Amount::from_sat(1_000)?;
+//! let _amount = Amount::from_sat(1_000)?;
 //! # Ok::<_, amount::OutOfRangeError>(())
 //! ```
 
diff --git a/units/src/result.rs b/units/src/result.rs
index 0ced0a2db..0416388f1 100644
--- a/units/src/result.rs
+++ b/units/src/result.rs
@@ -39,12 +39,12 @@ use crate::{Amount, FeeRate, SignedAmount, Weight};
 /// //
 /// // For example if the `spend` value comes from the user and the `change` value is later
 /// // used then overflow here could be an attack vector.
-/// let change = (a1 + a2 - spend - fee).into_result().expect("handle this error");
+/// let _change = (a1 + a2 - spend - fee).into_result().expect("handle this error");
 ///
 /// // Or if we control all the values and know they are sane we can just `unwrap`.
-/// let change = (a1 + a2 - spend - fee).unwrap();
+/// let _change = (a1 + a2 - spend - fee).unwrap();
 /// // `NumOpResult` also implements `expect`.
-/// let change = (a1 + a2 - spend - fee).expect("we know values don't overflow");
+/// let _change = (a1 + a2 - spend - fee).expect("we know values don't overflow");
 /// # Ok::<_, amount::OutOfRangeError>(())
 /// ```
 ///