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Take into account only not skipped flatten fields when choose serialization form

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Consequence: `FlattenSkipSerializing`
- uses `serialize_struct` instead of `serialize_map`
This commit is contained in:
Mingun
2024-08-11 19:56:27 +05:00
parent 547d843cca
commit 77a6a9d4e1
3 changed files with 5 additions and 39 deletions
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serde_derive/src/internals/ast.rs
+1 -12
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@@ -63,7 +63,7 @@ impl<'a> Container<'a> {
item: &'a syn::DeriveInput,
derive: Derive,
) -> Option<Container<'a>> {
let mut attrs = attr::Container::from_ast(cx, item);
let attrs = attr::Container::from_ast(cx, item);
let mut data = match &item.data {
syn::Data::Enum(data) => Data::Enum(enum_from_ast(cx, &data.variants, attrs.default())),
@@ -77,15 +77,11 @@ impl<'a> Container<'a> {
}
};
let mut has_flatten = false;
match &mut data {
Data::Enum(variants) => {
for variant in variants {
variant.attrs.rename_by_rules(attrs.rename_all_rules());
for field in &mut variant.fields {
if field.attrs.flatten() {
has_flatten = true;
}
field.attrs.rename_by_rules(
variant
.attrs
@@ -97,18 +93,11 @@ impl<'a> Container<'a> {
}
Data::Struct(_, fields) => {
for field in fields {
if field.attrs.flatten() {
has_flatten = true;
}
field.attrs.rename_by_rules(attrs.rename_all_rules());
}
}
}
if has_flatten {
attrs.mark_has_flatten();
}
let mut item = Container {
ident: item.ident.clone(),
attrs,