From 99b635eafa372d3b8522e978262095f60a8b4e56 Mon Sep 17 00:00:00 2001 From: Vadim Petrochenkov Date: Thu, 14 Mar 2024 11:41:38 +0300 Subject: delegation: Support renaming --- compiler/rustc_parse/src/parser/item.rs | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'compiler/rustc_parse/src') diff --git a/compiler/rustc_parse/src/parser/item.rs b/compiler/rustc_parse/src/parser/item.rs index 84ecd0a0de5..ed51710564a 100644 --- a/compiler/rustc_parse/src/parser/item.rs +++ b/compiler/rustc_parse/src/parser/item.rs @@ -686,6 +686,8 @@ impl<'a> Parser<'a> { (None, self.parse_path(PathStyle::Expr)?) }; + let rename = if self.eat_keyword(kw::As) { Some(self.parse_ident()?) } else { None }; + let body = if self.check(&token::OpenDelim(Delimiter::Brace)) { Some(self.parse_block()?) } else { @@ -695,11 +697,9 @@ impl<'a> Parser<'a> { let span = span.to(self.prev_token.span); self.psess.gated_spans.gate(sym::fn_delegation, span); - let ident = path.segments.last().map(|seg| seg.ident).unwrap_or(Ident::empty()); - Ok(( - ident, - ItemKind::Delegation(Box::new(Delegation { id: DUMMY_NODE_ID, qself, path, body })), - )) + let ident = rename.unwrap_or_else(|| path.segments.last().unwrap().ident); + let deleg = Delegation { id: DUMMY_NODE_ID, qself, path, rename, body }; + Ok((ident, ItemKind::Delegation(Box::new(deleg)))) } fn parse_item_list( -- cgit 1.4.1-3-g733a5