From abad7d6bba9d3fa9d5f1126c8ef6f1b413db1152 Mon Sep 17 00:00:00 2001 From: "Felix S. Klock II" Date: Wed, 22 Jul 2015 23:23:36 +0200 Subject: placate `make tidy`. --- src/libsyntax/parse/parser.rs | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) (limited to 'src/libsyntax') diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs index 6c10d6efa50..c229ac31fc0 100644 --- a/src/libsyntax/parse/parser.rs +++ b/src/libsyntax/parse/parser.rs @@ -2638,7 +2638,7 @@ impl<'a> Parser<'a> { // ... but for now: check for a place: `box(PLACE) EXPR`. if try!(self.eat(&token::OpenDelim(token::Paren)) ){ - // SNAP ba0e1cd + // SNAP d4432b3 // Enable this warning after snapshot ... // // let box_span = mk_sp(lo, self.last_span.hi); @@ -2659,9 +2659,15 @@ impl<'a> Parser<'a> { self.span_err(span, &format!("expected expression, found `{}`", this_token_to_string)); + + // Spanning just keyword avoids constructing + // printout of arg expression (which starts + // with parenthesis, as established above). + let box_span = mk_sp(lo, keyword_hi); - let new_expr = format!("box () {}", pprust::expr_to_string(&place)); - self.span_suggestion(box_span, "try using `box ()` instead:", new_expr); + self.span_suggestion(box_span, + "try using `box ()` instead:", + format!("box ()")); self.abort_if_errors(); } let subexpression = try!(self.parse_prefix_expr()); -- cgit 1.4.1-3-g733a5