Merge rust-bitcoin/rust-bitcoin#4621: Automated nightly rustfmt (2025-06-15)

81dbfae0a8 2025-06-15 automated rustfmt nightly (Fmt Bot)

Pull request description:

  Automated nightly `rustfmt` changes by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action

ACKs for top commit:
  apoelstra:
    ACK 81dbfae0a8acf77bf7dce155872c7be828540573; successfully ran local tests

Tree-SHA512: 25afa058f7edff906fc43f5f5c900a76397bbc8f9fba723fb02e88d215692e5098ce0adabc67954a8466da5f28eaa672c94905e4aa5f0890930b8fabda8f15e4

bitcoin/src/blockdata/transaction.rs

@@ -517,11 +517,7 @@ impl TransactionExtPriv for Transaction {
                 1
             } else if witness_program.is_p2wsh() {
                 // Treat the last item of the witness as the witnessScript
-                witness
-                    .last()
-                    .map(Script::from_bytes)
-                    .map(|s| s.count_sigops())
-                    .unwrap_or(0)
+                witness.last().map(Script::from_bytes).map(|s| s.count_sigops()).unwrap_or(0)
             } else {
                 0
             }

bitcoin/src/taproot/mod.rs

@@ -779,7 +779,9 @@ impl TapTree {
 
     /// Returns [`TapTreeIter<'_>`] iterator for a Taproot script tree, operating in DFS order over
     /// tree [`ScriptLeaf`]s.
-    pub fn script_leaves(&self) -> ScriptLeaves<'_> { ScriptLeaves { leaf_iter: self.0.leaf_nodes() } }
+    pub fn script_leaves(&self) -> ScriptLeaves<'_> {
+        ScriptLeaves { leaf_iter: self.0.leaf_nodes() }
+    }
 
     /// Returns the root [`TapNodeHash`] of this tree.
     pub fn root_hash(&self) -> TapNodeHash { self.0.hash }

units/src/fee_rate/mod.rs

@@ -10,7 +10,6 @@ use core::ops;
 
 #[cfg(feature = "arbitrary")]
 use arbitrary::{Arbitrary, Unstructured};
-
 use NumOpResult as R;
 
 use crate::{Amount, MathOp, NumOpError as E, NumOpResult, Weight};