From e3a5c15d18492f5b9f0c606f988b914918d29ef5 Mon Sep 17 00:00:00 2001
From: Lukas Wirth <lukastw97@gmail.com>
Date: Wed, 7 Apr 2021 13:06:48 +0200
Subject: Move Ty::builtin_deref

---
 crates/hir_ty/src/autoderef.rs | 10 +++++++++-
 crates/hir_ty/src/lib.rs       |  8 --------
 2 files changed, 9 insertions(+), 9 deletions(-)

(limited to 'crates')

diff --git a/crates/hir_ty/src/autoderef.rs b/crates/hir_ty/src/autoderef.rs
index 80e192a57..f8e9db9ae 100644
--- a/crates/hir_ty/src/autoderef.rs
+++ b/crates/hir_ty/src/autoderef.rs
@@ -35,13 +35,21 @@ pub(crate) fn deref(
     krate: CrateId,
     ty: InEnvironment<&Canonical<Ty>>,
 ) -> Option<Canonical<Ty>> {
-    if let Some(derefed) = ty.goal.value.builtin_deref() {
+    if let Some(derefed) = builtin_deref(&ty.goal.value) {
         Some(Canonical { value: derefed, binders: ty.goal.binders.clone() })
     } else {
         deref_by_trait(db, krate, ty)
     }
 }
 
+fn builtin_deref(ty: &Ty) -> Option<Ty> {
+    match ty.kind(&Interner) {
+        TyKind::Ref(.., ty) => Some(ty.clone()),
+        TyKind::Raw(.., ty) => Some(ty.clone()),
+        _ => None,
+    }
+}
+
 fn deref_by_trait(
     db: &dyn HirDatabase,
     krate: CrateId,
diff --git a/crates/hir_ty/src/lib.rs b/crates/hir_ty/src/lib.rs
index 5c83a508d..ae3987752 100644
--- a/crates/hir_ty/src/lib.rs
+++ b/crates/hir_ty/src/lib.rs
@@ -199,14 +199,6 @@ impl Ty {
         }
     }
 
-    fn builtin_deref(&self) -> Option<Ty> {
-        match self.kind(&Interner) {
-            TyKind::Ref(.., ty) => Some(ty.clone()),
-            TyKind::Raw(.., ty) => Some(ty.clone()),
-            _ => None,
-        }
-    }
-
     /// Returns the type parameters of this type if it has some (i.e. is an ADT
     /// or function); so if `self` is `Option<u32>`, this returns the `u32`.
     pub fn substs(&self) -> Option<&Substitution> {
-- 
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