Merge #2614

2614: Clippy cleanup r=matklad a=kjeremy

Just a few tweaks from the latest clippy.  There are a lot more but we should probably tweak our settings.

Co-authored-by: kjeremy <[email protected]>

2 files changed, 3 insertions, 3 deletions

diff --git a/crates/ra_hir_expand/src/builtin_macro.rs b/crates/ra_hir_expand/src/builtin_macro.rs
index d2b3d769e..1749b491b 100644
--- a/crates/ra_hir_expand/src/builtin_macro.rs
+++ b/crates/ra_hir_expand/src/builtin_macro.rs
@@ -108,7 +108,7 @@ fn stringify_expand(
 
     let macro_content = {
         let arg = loc.kind.arg(db).ok_or_else(|| mbe::ExpandError::UnexpectedToken)?;
-        let macro_args = arg.clone();
+        let macro_args = arg;
         let text = macro_args.text();
         let without_parens = TextUnit::of_char('(')..text.len() - TextUnit::of_char(')');
         text.slice(without_parens).to_string()
diff --git a/crates/ra_syntax/src/ast/edit.rs b/crates/ra_syntax/src/ast/edit.rs
index 95bf9db14..ae5d63927 100644
--- a/crates/ra_syntax/src/ast/edit.rs
+++ b/crates/ra_syntax/src/ast/edit.rs
@@ -104,7 +104,7 @@ impl ast::ItemList {
             }
         };
 
-        let indent = leading_indent(self.syntax()).unwrap_or("".into());
+        let indent = leading_indent(self.syntax()).unwrap_or_default();
         let ws = tokens::WsBuilder::new(&format!("\n{}", indent));
         let to_insert = iter::once(ws.ws().into());
         match existing_ws {
@@ -133,7 +133,7 @@ impl ast::RecordFieldList {
         let space = if is_multiline {
             ws = tokens::WsBuilder::new(&format!(
                 "\n{}    ",
-                leading_indent(self.syntax()).unwrap_or("".into())
+                leading_indent(self.syntax()).unwrap_or_default()
             ));
             ws.ws()
         } else {