From b79c8b6d8a3b38c94de992a54ffb9055c1ad6f31 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Mon, 27 Aug 2018 21:10:02 +0300
Subject: Fix error blocks

---
 crates/libsyntax2/src/grammar/expressions/atom.rs | 4 ++++
 crates/libsyntax2/src/grammar/expressions/mod.rs  | 1 +
 2 files changed, 5 insertions(+)

(limited to 'crates/libsyntax2/src/grammar/expressions')

diff --git a/crates/libsyntax2/src/grammar/expressions/atom.rs b/crates/libsyntax2/src/grammar/expressions/atom.rs
index e83c82c92..ab4aa49d2 100644
--- a/crates/libsyntax2/src/grammar/expressions/atom.rs
+++ b/crates/libsyntax2/src/grammar/expressions/atom.rs
@@ -269,6 +269,10 @@ fn match_arm_list(p: &mut Parser) {
     let m = p.start();
     p.eat(L_CURLY);
     while !p.at(EOF) && !p.at(R_CURLY) {
+        if p.at(L_CURLY) {
+            error_block(p, "expected match arm");
+            continue;
+        }
         // test match_arms_commas
         // fn foo() {
         //     match () {
diff --git a/crates/libsyntax2/src/grammar/expressions/mod.rs b/crates/libsyntax2/src/grammar/expressions/mod.rs
index fb702a398..9379ed938 100644
--- a/crates/libsyntax2/src/grammar/expressions/mod.rs
+++ b/crates/libsyntax2/src/grammar/expressions/mod.rs
@@ -433,6 +433,7 @@ fn named_field_list(p: &mut Parser) {
                 p.bump();
                 expr(p);
             }
+            L_CURLY => error_block(p, "expected a field"),
             _ => p.err_and_bump("expected identifier"),
         }
         if !p.at(R_CURLY) {
-- 
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