From 3d9b3a8575ef3cb557fd847b941000df3b2db670 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Matthias=20Kr=C3=BCger?= <matthias.krueger@famsik.de>
Date: Sun, 21 Mar 2021 12:05:08 +0100
Subject: remove more redundant clones (clippy::redundant_clone())

---
 crates/hir_def/src/resolver.rs | 2 +-
 crates/hir_expand/src/db.rs    | 2 +-
 crates/hir_ty/src/lower.rs     | 3 +--
 crates/syntax/src/algo.rs      | 4 ++--
 crates/syntax/src/ast/make.rs  | 2 +-
 5 files changed, 6 insertions(+), 7 deletions(-)

(limited to 'crates')

diff --git a/crates/hir_def/src/resolver.rs b/crates/hir_def/src/resolver.rs
index 4a2d1c087..04ea9c5d7 100644
--- a/crates/hir_def/src/resolver.rs
+++ b/crates/hir_def/src/resolver.rs
@@ -472,7 +472,7 @@ impl Scope {
             }
             Scope::ExprScope(scope) => {
                 if let Some((label, name)) = scope.expr_scopes.label(scope.scope_id) {
-                    f(name.clone(), ScopeDef::Label(label))
+                    f(name, ScopeDef::Label(label))
                 }
                 scope.expr_scopes.entries(scope.scope_id).iter().for_each(|e| {
                     f(e.name().clone(), ScopeDef::Local(e.pat()));
diff --git a/crates/hir_expand/src/db.rs b/crates/hir_expand/src/db.rs
index 2748e25cf..fc73e435b 100644
--- a/crates/hir_expand/src/db.rs
+++ b/crates/hir_expand/src/db.rs
@@ -173,7 +173,7 @@ fn macro_arg_text(db: &dyn AstDatabase, id: MacroCallId) -> Option<GreenNode> {
     };
     let loc = db.lookup_intern_macro(id);
     let arg = loc.kind.arg(db)?;
-    Some(arg.green().to_owned())
+    Some(arg.green())
 }
 
 fn macro_arg(db: &dyn AstDatabase, id: MacroCallId) -> Option<Arc<(tt::Subtree, mbe::TokenMap)>> {
diff --git a/crates/hir_ty/src/lower.rs b/crates/hir_ty/src/lower.rs
index cbbb535e5..c914a3b8e 100644
--- a/crates/hir_ty/src/lower.rs
+++ b/crates/hir_ty/src/lower.rs
@@ -946,8 +946,7 @@ pub(crate) fn trait_environment_query(
         let substs = Substitution::type_params(db, trait_id);
         let trait_ref = TraitRef { trait_id: to_chalk_trait_id(trait_id), substitution: substs };
         let pred = WhereClause::Implemented(trait_ref);
-        let program_clause: chalk_ir::ProgramClause<Interner> =
-            pred.clone().to_chalk(db).cast(&Interner);
+        let program_clause: chalk_ir::ProgramClause<Interner> = pred.to_chalk(db).cast(&Interner);
         clauses.push(program_clause.into_from_env_clause(&Interner));
     }
 
diff --git a/crates/syntax/src/algo.rs b/crates/syntax/src/algo.rs
index 82ebf9037..a153a9e1c 100644
--- a/crates/syntax/src/algo.rs
+++ b/crates/syntax/src/algo.rs
@@ -567,7 +567,7 @@ impl<'a> SyntaxRewriter<'a> {
 
 fn element_to_green(element: SyntaxElement) -> NodeOrToken<rowan::GreenNode, rowan::GreenToken> {
     match element {
-        NodeOrToken::Node(it) => NodeOrToken::Node(it.green().to_owned()),
+        NodeOrToken::Node(it) => NodeOrToken::Node(it.green()),
         NodeOrToken::Token(it) => NodeOrToken::Token(it.green().to_owned()),
     }
 }
@@ -625,7 +625,7 @@ fn position_of_child(parent: &SyntaxNode, child: SyntaxElement) -> usize {
 
 fn to_green_element(element: SyntaxElement) -> NodeOrToken<rowan::GreenNode, rowan::GreenToken> {
     match element {
-        NodeOrToken::Node(it) => it.green().to_owned().into(),
+        NodeOrToken::Node(it) => it.green().into(),
         NodeOrToken::Token(it) => it.green().to_owned().into(),
     }
 }
diff --git a/crates/syntax/src/ast/make.rs b/crates/syntax/src/ast/make.rs
index 810c8d4c8..7049affd9 100644
--- a/crates/syntax/src/ast/make.rs
+++ b/crates/syntax/src/ast/make.rs
@@ -532,7 +532,7 @@ fn ast_from_text<N: AstNode>(text: &str) -> N {
 }
 
 fn unroot(n: SyntaxNode) -> SyntaxNode {
-    SyntaxNode::new_root(n.green().to_owned())
+    SyntaxNode::new_root(n.green())
 }
 
 pub mod tokens {
-- 
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