feat: soa_attr for Ptr/PtrMut's field

Author: CurryPseudo

soa-derive-internal/src/ptr.rs

@@ -38,6 +38,12 @@ pub fn derive(input: &Input) -> TokenStream {
         .map(|field| format!("A mutable pointer to a `{0}` from a [`{1}`](struct.{1}.html)", field, vec_name))
         .collect::<Vec<_>>();
 
+    let field_attrs = input.field_attrs.iter()
+        .map(|attr| &attr.ptr).collect::<Vec<_>>();
+
+    let mut_field_attrs = input.field_attrs.iter()
+        .map(|attr| &attr.ptr_mut).collect::<Vec<_>>();
+
     quote! {
         /// An analog of a pointer to
         #[doc = #doc_url]
@@ -47,6 +53,7 @@ pub fn derive(input: &Input) -> TokenStream {
         #visibility struct #ptr_name {
             #(
                 #[doc = #fields_doc]
+                #(#[#field_attrs])*
                 pub #fields_names_1: *const #fields_types,
             )*
         }
@@ -59,6 +66,7 @@ pub fn derive(input: &Input) -> TokenStream {
         #visibility struct #ptr_mut_name {
             #(
                 #[doc = #fields_mut_doc]
+                #(#[#mut_field_attrs])*
                 pub #fields_names_1: *mut #fields_types,
             )*
         }

tests/soa_attr.rs

@@ -34,9 +34,11 @@ pub struct Point {
     #[soa_attr(RefMut, deprecated)]
     pub x: f32,
     #[soa_attr(SliceMut, deprecated)]
+    #[soa_attr(Ptr, deprecated)]
     pub y: f32,
     #[soa_attr(Vec, serde(skip))]
     #[soa_attr(Ref, deprecated)]
+    #[soa_attr(PtrMut, deprecated)]
     pub meta: bool
 }
 
@@ -59,23 +61,35 @@ fn serde_skip_test() -> Result<(), serde_json::Error> {
     {
         let slice = soa.as_slice();
         let _ = slice.x[0]; // Should have a deprecate warning
-        let _ = slice.y[0]; // Should not have a deprecate warning
-        let _ = slice.meta[0]; // Should not have a deprecate warning
+        let _ = slice.y[0]; 
+        let _ = slice.meta[0]; 
 
         let ref_ = slice.get(1).unwrap();
-        let _ = ref_.x; // Should not have a deprecate warning
-        let _ = ref_.y; // Should not have a deprecate warning
+        let _ = ref_.x; 
+        let _ = ref_.y; 
         let _ = ref_.meta; // Should have a deprecate warning
+
+        let ptr = ref_.as_ptr();
+        let _ = ptr.x; 
+        let _ = ptr.y; // Should have a deprecate warning
+        let _ = ptr.meta; 
+
     }
     {
         let mut slice = soa.as_mut_slice();
+        let _ = slice.x[0]; 
         let _ = slice.y[0]; // Should have a deprecate warning
-        let _ = slice.x[0]; // Should not have a deprecate warning
+        let _ = slice.meta[0]; 
 
         let ref_mut = slice.get_mut(1).unwrap();
         let _ = ref_mut.x; // Should have a deprecate warning
-        let _ = ref_mut.y; // Should not have a deprecate warning
-        let _ = ref_mut.meta; // Should not have a deprecate warning
+        let _ = ref_mut.y; 
+        let _ = ref_mut.meta; 
+
+        let ptr_mut = ref_mut.as_ptr();
+        let _ = ptr_mut.x; // Should not have a deprecate warning
+        let _ = ptr_mut.y; // Should not have a deprecate warning
+        let _ = ptr_mut.meta; // Should have a deprecate warning
     }
     Ok(())
 }