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Add a helper method for extracting spans from AttrArgsEq

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This commit is contained in:
Oli Scherer 2024-12-02 10:29:45 +00:00
parent 778321d155
commit c0b532277b
3 changed files with 14 additions and 9 deletions
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14
compiler/rustc_ast/src/ast.rs
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@ -1750,15 +1750,21 @@ pub enum AttrArgsEq {
Hir(MetaItemLit),
}
impl AttrArgsEq {
pub fn span(&self) -> Span {
match self {
AttrArgsEq::Ast(p) => p.span,
AttrArgsEq::Hir(lit) => lit.span,
}
}
}
impl AttrArgs {
pub fn span(&self) -> Option<Span> {
match self {
AttrArgs::Empty => None,
AttrArgs::Delimited(args) => Some(args.dspan.entire()),
AttrArgs::Eq { eq_span, value: AttrArgsEq::Ast(expr) } => Some(eq_span.to(expr.span)),
AttrArgs::Eq { value: AttrArgsEq::Hir(lit), .. } => {
unreachable!("in literal form when getting span: {:?}", lit);
}
AttrArgs::Eq { eq_span, value } => Some(eq_span.to(value.span())),
}
}