From cc09b1a08cc61dd3f485308adf3a5a252c718861 Mon Sep 17 00:00:00 2001 From: Eduard Burtescu Date: Mon, 27 Jul 2015 18:11:43 +0300 Subject: Turn on `box(PLACE) expr` deprecation warning post-snapshot. --- src/libsyntax/parse/parser.rs | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) (limited to 'src/libsyntax/parse') diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs index 04665140e2f..80a10b2463f 100644 --- a/src/libsyntax/parse/parser.rs +++ b/src/libsyntax/parse/parser.rs @@ -2637,19 +2637,15 @@ impl<'a> Parser<'a> { // // ... but for now: check for a place: `box(PLACE) EXPR`. - if try!(self.eat(&token::OpenDelim(token::Paren)) ){ - // SNAP d4432b3 - // Enable this warning after snapshot ... - // - // let box_span = mk_sp(lo, self.last_span.hi); - // self.span_warn( - // box_span, - // "deprecated syntax; use the `in` keyword now \ - // (e.g. change `box () ` to \ - // `in { }`)"); + if try!(self.eat(&token::OpenDelim(token::Paren))) { + let box_span = mk_sp(lo, self.last_span.hi); + self.span_warn(box_span, + "deprecated syntax; use the `in` keyword now \ + (e.g. change `box () ` to \ + `in { }`)"); // Continue supporting `box () EXPR` (temporarily) - if !try!(self.eat(&token::CloseDelim(token::Paren)) ){ + if !try!(self.eat(&token::CloseDelim(token::Paren))) { let place = try!(self.parse_expr_nopanic()); try!(self.expect(&token::CloseDelim(token::Paren))); // Give a suggestion to use `box()` when a parenthesised expression is used -- cgit 1.4.1-3-g733a5