rustc_attr_parsing/attributes/
body.rs

1//! Attributes that can be found in function body.
2
3use rustc_hir::attrs::AttributeKind;
4use rustc_span::{Symbol, sym};
5
6use super::{NoArgsAttributeParser, OnDuplicate};
7use crate::context::Stage;
8
9pub(crate) struct CoroutineParser;
10
11impl<S: Stage> NoArgsAttributeParser<S> for CoroutineParser {
12    const PATH: &[Symbol] = &[sym::coroutine];
13    const ON_DUPLICATE: OnDuplicate<S> = OnDuplicate::Error;
14    const CREATE: fn(rustc_span::Span) -> AttributeKind = |span| AttributeKind::Coroutine(span);
15}