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Start using new diagnostic logic on all existing single parsers

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This commit is contained in:
Jonathan Dönszelmann
2025-02-06 17:36:34 +01:00
committed by Jana Dönszelmann
parent 28bf61b9b3
commit 4e1b6d13a2
4 changed files with 14 additions and 43 deletions
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9
compiler/rustc_attr_parsing/src/attributes/transparency.rs
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@@ -1,8 +1,8 @@
use rustc_attr_data_structures::AttributeKind;
use rustc_span::hygiene::Transparency;
use rustc_span::{Span, Symbol, sym};
use rustc_span::{Symbol, sym};
use super::{AcceptContext, AttributeDuplicates, SingleAttributeParser};
use super::{AcceptContext, AttributeDuplicates, OnDuplicate, SingleAttributeParser};
use crate::parser::ArgParser;
pub(crate) struct TransparencyParser;
@@ -13,10 +13,9 @@ pub(crate) struct TransparencyParser;
impl SingleAttributeParser for TransparencyParser {
const PATH: &[Symbol] = &[sym::rustc_macro_transparency];
const ON_DUPLICATE_STRATEGY: AttributeDuplicates = AttributeDuplicates::ErrorFollowing;
fn on_duplicate(cx: &crate::context::AcceptContext<'_>, used: Span, unused: Span) {
const ON_DUPLICATE: OnDuplicate = OnDuplicate::Custom(|cx, used, unused| {
cx.dcx().span_err(vec![used, unused], "multiple macro transparency attributes");
}
});
fn convert(cx: &AcceptContext<'_>, args: &ArgParser<'_>) -> Option<AttributeKind> {
match args.name_value().and_then(|nv| nv.value_as_str()) {