From 020e1f5b60d406524599bff35b43167f2af4302f Mon Sep 17 00:00:00 2001
From: Andy Russell <arussell123@gmail.com>
Date: Fri, 11 Jan 2019 12:40:05 -0500
Subject: don't unwrap unexpected tokens in `format!`

Fixes #57512.
---
 src/libsyntax_ext/format.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/libsyntax_ext')

diff --git a/src/libsyntax_ext/format.rs b/src/libsyntax_ext/format.rs
index 61722ba5516..3e3bca7080f 100644
--- a/src/libsyntax_ext/format.rs
+++ b/src/libsyntax_ext/format.rs
@@ -159,7 +159,7 @@ fn parse_args<'a>(
             };
             let name: &str = &ident.as_str();
 
-            p.expect(&token::Eq).unwrap();
+            p.expect(&token::Eq)?;
             let e = p.parse_expr()?;
             if let Some(prev) = names.get(name) {
                 ecx.struct_span_err(e.span, &format!("duplicate argument named `{}`", name))
-- 
cgit 1.4.1-3-g733a5