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Add get and set to FIELD_OPTION_ATTRIBUTES

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This commit is contained in:
Mihail Mihov 2022-08-21 01:22:18 +03:00
parent 2970c16e77
commit eb4f97f533
1 changed files with 32 additions and 0 deletions
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32
components/salsa-2022-macros/src/salsa_struct.rs
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@ -112,6 +112,16 @@ impl SalsaStruct {
self.all_fields().map(|ef| ef.name()).collect()
}
/// Names of getters of all fields
pub(crate) fn all_get_field_names(&self) -> Vec<&syn::Ident> {
self.all_fields().map(|ef| ef.get_name()).collect()
}
/// Names of setters of all fields
pub(crate) fn all_set_field_names(&self) -> Vec<&syn::Ident> {
self.all_fields().map(|ef| ef.set_name()).collect()
}
/// Types of all fields (id and value).
///
/// If this is an enum, empty vec.
@ -308,6 +318,12 @@ pub(crate) const FIELD_OPTION_ATTRIBUTES: &[(&str, fn(&syn::Attribute, &mut Sals
("id", |_, ef| ef.has_id_attr = true),
("return_ref", |_, ef| ef.has_ref_attr = true),
("no_eq", |_, ef| ef.has_no_eq_attr = true),
("get", |attr, ef| {
ef.get_name = attr.parse_args().unwrap();
}),
("set", |attr, ef| {
ef.set_name = attr.parse_args().unwrap();
}),
];
pub(crate) struct SalsaField {
@ -316,6 +332,8 @@ pub(crate) struct SalsaField {
pub(crate) has_id_attr: bool,
pub(crate) has_ref_attr: bool,
pub(crate) has_no_eq_attr: bool,
get_name: syn::Ident,
set_name: syn::Ident,
}
impl SalsaField {
@ -332,11 +350,15 @@ impl SalsaField {
));
}
let get_name = Ident::new(&field_name_str, Span::call_site());
let set_name = Ident::new(&format!("set_{}", field_name_str), Span::call_site());
let mut result = SalsaField {
field: field.clone(),
has_id_attr: false,
has_ref_attr: false,
has_no_eq_attr: false,
get_name,
set_name,
};
// Scan the attributes and look for the salsa attributes:
@ -361,6 +383,16 @@ impl SalsaField {
&self.field.ty
}
/// The name of this field's get method
pub(crate) fn get_name(&self) -> &syn::Ident {
&self.get_name
}
/// The name of this field's get method
pub(crate) fn set_name(&self) -> &syn::Ident {
&self.set_name
}
/// Do you clone the value of this field? (True if it is not a ref field)
pub(crate) fn is_clone_field(&self) -> bool {
!self.has_ref_attr