From ef90e3d4edc319d280af2ad963a79ef41065058e Mon Sep 17 00:00:00 2001
From: "Tobin C. Harding" <me@tobin.cc>
Date: Tue, 7 Jun 2022 15:04:26 +1000
Subject: [PATCH] Use plus-equals operator

Clippy emits:

  warning: manual implementation of an assign operation

Use the more conventional `+=` operator.
---
 src/blockdata/block.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/blockdata/block.rs b/src/blockdata/block.rs
index 24ba4bc7..1d9e7a11 100644
--- a/src/blockdata/block.rs
+++ b/src/blockdata/block.rs
@@ -522,7 +522,7 @@ mod tests {
 
         // test with modified header
         let mut invalid_header: BlockHeader = some_header.clone();
-        invalid_header.version = invalid_header.version + 1;
+        invalid_header.version += 1;
         match invalid_header.validate_pow(&invalid_header.target()) {
             Err(BlockBadProofOfWork) => (),
             _ => panic!("unexpected result from validate_pow"),