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Merge pull request #2422 from dtolnay/emptyattr

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Accept empty #[serde()] attribute
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David Tolnay 2023-03-27 22:05:18 -07:00 committed by GitHub
commit 04af32230e
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2 changed files with 23 additions and 0 deletions
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18
serde_derive/src/internals/attr.rs
View File

@ -307,6 +307,12 @@ impl Container {
continue;
}
if let syn::Meta::List(meta) = &attr.meta {
if meta.tokens.is_empty() {
continue;
}
}
if let Err(err) = attr.parse_nested_meta(|meta| {
if meta.path == RENAME {
// #[serde(rename = "foo")]
@ -762,6 +768,12 @@ impl Variant {
continue;
}
if let syn::Meta::List(meta) = &attr.meta {
if meta.tokens.is_empty() {
continue;
}
}
if let Err(err) = attr.parse_nested_meta(|meta| {
if meta.path == RENAME {
// #[serde(rename = "foo")]
@ -1033,6 +1045,12 @@ impl Field {
continue;
}
if let syn::Meta::List(meta) = &attr.meta {
if meta.tokens.is_empty() {
continue;
}
}
if let Err(err) = attr.parse_nested_meta(|meta| {
if meta.path == RENAME {
// #[serde(rename = "foo")]

5
test_suite/tests/regression/issue2415.rs Normal file
View File

@ -0,0 +1,5 @@
use serde_derive::Serialize;
#[derive(Serialize)]
#[serde()]
pub struct S;