Add docs to struct fields

crates/ra_syntax/src/ast/generated.rs

@@ -2248,6 +2248,7 @@ impl ToOwned for NamedFieldDef {
 impl ast::VisibilityOwner for NamedFieldDef {}
 impl ast::NameOwner for NamedFieldDef {}
 impl ast::AttrsOwner for NamedFieldDef {}
+impl ast::DocCommentsOwner for NamedFieldDef {}
 impl NamedFieldDef {
     pub fn type_ref(&self) -> Option<&TypeRef> {
         super::child_opt(self)

crates/ra_syntax/src/grammar.ron

@@ -268,7 +268,7 @@ Grammar(
             ]
         ),
         "NamedFieldDefList": (collections: [["fields", "NamedFieldDef"]]),
-        "NamedFieldDef": ( traits: ["VisibilityOwner", "NameOwner", "AttrsOwner"], options: ["TypeRef"] ),
+        "NamedFieldDef": ( traits: ["VisibilityOwner", "NameOwner", "AttrsOwner", "DocCommentsOwner"], options: ["TypeRef"] ),
         "PosFieldList": (collections: [["fields", "PosField"]]),
         "PosField": ( traits: ["VisibilityOwner", "AttrsOwner"], options: ["TypeRef"]),
         "EnumDef": ( traits: [

crates/ra_syntax/src/parser_impl/event.rs

@@ -250,7 +250,7 @@ fn n_attached_trivias<'a>(
 ) -> usize {
     match kind {
         CONST_DEF | TYPE_DEF | STRUCT_DEF | ENUM_DEF | ENUM_VARIANT | FN_DEF | TRAIT_DEF
-        | MODULE => {
+        | MODULE | NAMED_FIELD_DEF => {
             let mut res = 0;
             for (i, (kind, text)) in trivias.enumerate() {
                 match kind {