rustc_attr

Function find_const_stability

source 
pub fn find_const_stability(
    sess: &Session,
    attrs: &[Attribute],
    item_sp: Span,
) -> Option<(ConstStability, Span)>
Expand description

Collects stability info from rustc_const_stable/rustc_const_unstable/rustc_promotable attributes in attrs. Returns None if no stability attributes are found.