Fixed the 'op_ref' clippy warning

ZapAnton · ZapAnton · commit cf815c029b1e · 2019-10-31T17:02:58.000+03:00
Relevant lint: https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
diff --git a/src/info.rs b/src/info.rs
@@ -465,7 +465,7 @@ impl Info {
                 files_count += 1;
             }
             files_count -= 1; // As splitting giving one line extra(blank).
-            let res = repo_size.to_owned() + &(" (") + &(files_count.to_string()) + &(" files)");
+            let res = repo_size.to_owned() + (" (") + &(files_count.to_string()) + (" files)");
             Ok(res.into())
         } else {
             let res = repo_size;

Original file line number	Diff line number	Diff line change
`@@ -465,7 +465,7 @@ impl Info {`
`465`	`465`	`files_count += 1;`
`466`	`466`	`}`
`467`	`467`	`files_count -= 1; // As splitting giving one line extra(blank).`
`468`		`- let res = repo_size.to_owned() + &(" (") + &(files_count.to_string()) + &(" files)");`
	`468`	`+ let res = repo_size.to_owned() + (" (") + &(files_count.to_string()) + (" files)");`
`469`	`469`	`Ok(res.into())`
`470`	`470`	`} else {`
`471`	`471`	`let res = repo_size;`