From 6efda8f6cefdd69c3bae892eb168971a465d2a8b Mon Sep 17 00:00:00 2001
From: Hirokazu Hata <h.hata.ai.t@gmail.com>
Date: Sun, 13 Jan 2019 20:52:25 +0900
Subject: Update TUPLE_EXPR grammar

---
 crates/ra_syntax/src/ast/generated.rs | 6 +++++-
 crates/ra_syntax/src/grammar.ron      | 4 +++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/crates/ra_syntax/src/ast/generated.rs b/crates/ra_syntax/src/ast/generated.rs
index f745cb1cb..94842a514 100644
--- a/crates/ra_syntax/src/ast/generated.rs
+++ b/crates/ra_syntax/src/ast/generated.rs
@@ -2969,7 +2969,11 @@ impl AstNode for TupleExpr {
 }
 
 
-impl TupleExpr {}
+impl TupleExpr {
+    pub fn exprs(&self) -> impl Iterator<Item = &Expr> {
+        super::children(self)
+    }
+}
 
 // TuplePat
 #[derive(Debug, PartialEq, Eq, Hash)]
diff --git a/crates/ra_syntax/src/grammar.ron b/crates/ra_syntax/src/grammar.ron
index bac62fa04..dfd88bd10 100644
--- a/crates/ra_syntax/src/grammar.ron
+++ b/crates/ra_syntax/src/grammar.ron
@@ -357,7 +357,9 @@ Grammar(
             enum: ["FnDef", "TypeDef", "ConstDef"]
         ),
 
-        "TupleExpr": (),
+        "TupleExpr": (
+            collections: [["exprs", "Expr"]]
+        ),
         "ArrayExpr": (),
         "ParenExpr": (options: ["Expr"]),
         "PathExpr": (options: ["Path"]),
-- 
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