From 1be5e848b099efe050c5803abf8b1f96ad4ec0fb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lauren=C8=9Biu=20Nicola?= <lnicola@dend.ro>
Date: Wed, 1 Jul 2020 10:46:27 +0300
Subject: Use dynamic dispatch in AstDiagnostic

---
 crates/ra_hir_expand/src/diagnostics.rs |  2 +-
 crates/ra_hir_ty/src/diagnostics.rs     | 10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/crates/ra_hir_expand/src/diagnostics.rs b/crates/ra_hir_expand/src/diagnostics.rs
index 99209c6e8..545cff9bd 100644
--- a/crates/ra_hir_expand/src/diagnostics.rs
+++ b/crates/ra_hir_expand/src/diagnostics.rs
@@ -28,7 +28,7 @@ pub trait Diagnostic: Any + Send + Sync + fmt::Debug + 'static {
 
 pub trait AstDiagnostic {
     type AST;
-    fn ast(&self, db: &impl AstDatabase) -> Self::AST;
+    fn ast(&self, db: &dyn AstDatabase) -> Self::AST;
 }
 
 impl dyn Diagnostic {
diff --git a/crates/ra_hir_ty/src/diagnostics.rs b/crates/ra_hir_ty/src/diagnostics.rs
index a59efb347..0289911de 100644
--- a/crates/ra_hir_ty/src/diagnostics.rs
+++ b/crates/ra_hir_ty/src/diagnostics.rs
@@ -32,7 +32,7 @@ impl Diagnostic for NoSuchField {
 impl AstDiagnostic for NoSuchField {
     type AST = ast::RecordField;
 
-    fn ast(&self, db: &impl AstDatabase) -> Self::AST {
+    fn ast(&self, db: &dyn AstDatabase) -> Self::AST {
         let root = db.parse_or_expand(self.source().file_id).unwrap();
         let node = self.source().value.to_node(&root);
         ast::RecordField::cast(node).unwrap()
@@ -65,7 +65,7 @@ impl Diagnostic for MissingFields {
 impl AstDiagnostic for MissingFields {
     type AST = ast::RecordFieldList;
 
-    fn ast(&self, db: &impl AstDatabase) -> Self::AST {
+    fn ast(&self, db: &dyn AstDatabase) -> Self::AST {
         let root = db.parse_or_expand(self.source().file_id).unwrap();
         let node = self.source().value.to_node(&root);
         ast::RecordFieldList::cast(node).unwrap()
@@ -135,7 +135,7 @@ impl Diagnostic for MissingOkInTailExpr {
 impl AstDiagnostic for MissingOkInTailExpr {
     type AST = ast::Expr;
 
-    fn ast(&self, db: &impl AstDatabase) -> Self::AST {
+    fn ast(&self, db: &dyn AstDatabase) -> Self::AST {
         let root = db.parse_or_expand(self.file).unwrap();
         let node = self.source().value.to_node(&root);
         ast::Expr::cast(node).unwrap()
@@ -163,7 +163,7 @@ impl Diagnostic for BreakOutsideOfLoop {
 impl AstDiagnostic for BreakOutsideOfLoop {
     type AST = ast::Expr;
 
-    fn ast(&self, db: &impl AstDatabase) -> Self::AST {
+    fn ast(&self, db: &dyn AstDatabase) -> Self::AST {
         let root = db.parse_or_expand(self.file).unwrap();
         let node = self.source().value.to_node(&root);
         ast::Expr::cast(node).unwrap()
@@ -191,7 +191,7 @@ impl Diagnostic for MissingUnsafe {
 impl AstDiagnostic for MissingUnsafe {
     type AST = ast::Expr;
 
-    fn ast(&self, db: &impl AstDatabase) -> Self::AST {
+    fn ast(&self, db: &dyn AstDatabase) -> Self::AST {
         let root = db.parse_or_expand(self.source().file_id).unwrap();
         let node = self.source().value.to_node(&root);
         ast::Expr::cast(node).unwrap()
-- 
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