Merge #1543

1543: use more correct phantom types for ptrs r=matklad a=matklad



Co-authored-by: Aleksey Kladov <aleksey.kladov@gmail.com>

crates/ra_hir/src/source_id.rs

@@ -52,7 +52,7 @@ impl<N: AstNode> AstId<N> {
 #[derive(Debug)]
 pub(crate) struct FileAstId<N: AstNode> {
     raw: ErasedFileAstId,
-    _ty: PhantomData<N>,
+    _ty: PhantomData<fn() -> N>,
 }
 
 impl<N: AstNode> Clone for FileAstId<N> {

crates/ra_syntax/src/ptr.rs

@@ -36,7 +36,7 @@ impl SyntaxNodePtr {
 #[derive(Debug, PartialEq, Eq, Hash)]
 pub struct AstPtr<N: AstNode> {
     raw: SyntaxNodePtr,
-    _ty: PhantomData<N>,
+    _ty: PhantomData<fn() -> N>,
 }
 
 impl<N: AstNode> Copy for AstPtr<N> {}