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Change serde_path to crate

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Also changed the generated code to have at least one thing refer to the
path directly, rather than via `use` -- This shows that the impl *can*
work without `use`, but doesn't actually do all the work to remove the
`use` lines unless we decide we need this feature to work on the 2015
edition
This commit is contained in:
Sean Griffin
2019-03-28 11:42:50 -06:00
parent 0e6ce8fa50
commit b4d8a55b2a
4 changed files with 20 additions and 12 deletions
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serde_derive/src/ser.rs
+7 -6
View File
@@ -22,15 +22,16 @@ pub fn expand_derive_serialize(input: &syn::DeriveInput) -> Result<TokenStream,
let params = Parameters::new(&cont);
let (impl_generics, ty_generics, where_clause) = params.generics.split_for_impl();
let body = Stmts(serialize_body(&cont, &params));
let serde = cont.attrs.serde_path();
let impl_block = if let Some(remote) = cont.attrs.remote() {
let vis = &input.vis;
let used = pretend::pretend_used(&cont);
quote! {
impl #impl_generics #ident #ty_generics #where_clause {
#vis fn serialize<__S>(__self: &#remote #ty_generics, __serializer: __S) -> _serde::export::Result<__S::Ok, __S::Error>
#vis fn serialize<__S>(__self: &#remote #ty_generics, __serializer: __S) -> #serde::export::Result<__S::Ok, __S::Error>
where
__S: _serde::Serializer,
__S: #serde::Serializer,
{
#used
#body
@@ -40,10 +41,10 @@ pub fn expand_derive_serialize(input: &syn::DeriveInput) -> Result<TokenStream,
} else {
quote! {
#[automatically_derived]
impl #impl_generics _serde::Serialize for #ident #ty_generics #where_clause {
fn serialize<__S>(&self, __serializer: __S) -> _serde::export::Result<__S::Ok, __S::Error>
impl #impl_generics #serde::Serialize for #ident #ty_generics #where_clause {
fn serialize<__S>(&self, __serializer: __S) -> #serde::export::Result<__S::Ok, __S::Error>
where
__S: _serde::Serializer,
__S: #serde::Serializer,
{
#body
}
@@ -51,7 +52,7 @@ pub fn expand_derive_serialize(input: &syn::DeriveInput) -> Result<TokenStream,
}
};
Ok(dummy::wrap_in_const(cont.attrs.serde_path(), "SERIALIZE", ident, impl_block))
Ok(dummy::wrap_in_const(cont.attrs.custom_serde_path(), "SERIALIZE", ident, impl_block))
}
fn precondition(cx: &Ctxt, cont: &Container) {