From be0084a0bc903544835d5c87df9eb9ce29a191d1 Mon Sep 17 00:00:00 2001
From: Florian Diebold <flodiebold@gmail.com>
Date: Wed, 7 Apr 2021 20:48:58 +0200
Subject: InEnvironment::new takes a reference

---
 crates/hir/src/lib.rs                  | 4 ++--
 crates/hir_ty/src/infer.rs             | 2 +-
 crates/hir_ty/src/infer/coerce.rs      | 2 +-
 crates/hir_ty/src/method_resolution.rs | 2 +-
 crates/hir_ty/src/types.rs             | 4 ++--
 5 files changed, 7 insertions(+), 7 deletions(-)

(limited to 'crates')

diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs
index 7ac9118fa..0afc06906 100644
--- a/crates/hir/src/lib.rs
+++ b/crates/hir/src/lib.rs
@@ -1791,7 +1791,7 @@ impl Type {
             .build();
 
         let goal = Canonical {
-            value: hir_ty::InEnvironment::new(self.env.env.clone(), trait_ref.cast(&Interner)),
+            value: hir_ty::InEnvironment::new(&self.env.env, trait_ref.cast(&Interner)),
             binders: CanonicalVarKinds::empty(&Interner),
         };
 
@@ -1810,7 +1810,7 @@ impl Type {
             .build();
         let goal = hir_ty::make_canonical(
             InEnvironment::new(
-                self.env.env.clone(),
+                &self.env.env,
                 AliasEq {
                     alias: AliasTy::Projection(projection),
                     ty: TyKind::BoundVar(BoundVar::new(DebruijnIndex::INNERMOST, 0))
diff --git a/crates/hir_ty/src/infer.rs b/crates/hir_ty/src/infer.rs
index 6af0c59b8..531159e54 100644
--- a/crates/hir_ty/src/infer.rs
+++ b/crates/hir_ty/src/infer.rs
@@ -336,7 +336,7 @@ impl<'a> InferenceContext<'a> {
         self.last_obligations_check = Some(self.table.revision);
         let obligations = mem::replace(&mut self.obligations, Vec::new());
         for obligation in obligations {
-            let in_env = InEnvironment::new(self.trait_env.env.clone(), obligation.clone());
+            let in_env = InEnvironment::new(&self.trait_env.env, obligation.clone());
             let canonicalized = self.canonicalizer().canonicalize_obligation(in_env);
             let solution =
                 self.db.trait_solve(self.resolver.krate().unwrap(), canonicalized.value.clone());
diff --git a/crates/hir_ty/src/infer/coerce.rs b/crates/hir_ty/src/infer/coerce.rs
index f1af2a0bd..fd679f444 100644
--- a/crates/hir_ty/src/infer/coerce.rs
+++ b/crates/hir_ty/src/infer/coerce.rs
@@ -139,7 +139,7 @@ impl<'a> InferenceContext<'a> {
             b.push(from_ty.clone()).push(to_ty.clone()).build()
         };
 
-        let goal = InEnvironment::new(self.trait_env.env.clone(), trait_ref.cast(&Interner));
+        let goal = InEnvironment::new(&self.trait_env.env, trait_ref.cast(&Interner));
 
         let canonicalizer = self.canonicalizer();
         let canonicalized = canonicalizer.canonicalize_obligation(goal);
diff --git a/crates/hir_ty/src/method_resolution.rs b/crates/hir_ty/src/method_resolution.rs
index 7380b8613..7e09a1539 100644
--- a/crates/hir_ty/src/method_resolution.rs
+++ b/crates/hir_ty/src/method_resolution.rs
@@ -845,7 +845,7 @@ fn generic_implements_goal(
     let obligation = trait_ref.cast(&Interner);
     Canonical {
         binders: CanonicalVarKinds::from_iter(&Interner, kinds),
-        value: InEnvironment::new(env.env.clone(), obligation),
+        value: InEnvironment::new(&env.env, obligation),
     }
 }
 
diff --git a/crates/hir_ty/src/types.rs b/crates/hir_ty/src/types.rs
index 72be7e04f..e1a28f5f7 100644
--- a/crates/hir_ty/src/types.rs
+++ b/crates/hir_ty/src/types.rs
@@ -470,8 +470,8 @@ pub struct InEnvironment<T> {
 }
 
 impl<T> InEnvironment<T> {
-    pub fn new(environment: chalk_ir::Environment<Interner>, value: T) -> InEnvironment<T> {
-        InEnvironment { environment, goal: value }
+    pub fn new(environment: &chalk_ir::Environment<Interner>, value: T) -> InEnvironment<T> {
+        InEnvironment { environment: environment.clone(), goal: value }
     }
 }
 
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