From 2d73c909fe03c799b488aa0f97a588e13bbd7006 Mon Sep 17 00:00:00 2001
From: Lenard Pratt <l3np27@gmail.com>
Date: Wed, 3 Apr 2019 23:23:58 +0100
Subject: Added inference of array length

---
 crates/ra_syntax/src/ast/generated.rs | 4 ++++
 crates/ra_syntax/src/grammar.ron      | 3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)

(limited to 'crates/ra_syntax/src')

diff --git a/crates/ra_syntax/src/ast/generated.rs b/crates/ra_syntax/src/ast/generated.rs
index 0376c91c8..39b760551 100644
--- a/crates/ra_syntax/src/ast/generated.rs
+++ b/crates/ra_syntax/src/ast/generated.rs
@@ -108,6 +108,10 @@ impl ArrayExpr {
     pub fn exprs(&self) -> impl Iterator<Item = &Expr> {
         super::children(self)
     }
+
+    pub fn repeat(&self) -> Option<&Expr> {
+        super::child_opt(self)
+    }
 }
 
 // ArrayType
diff --git a/crates/ra_syntax/src/grammar.ron b/crates/ra_syntax/src/grammar.ron
index 0a35e25d5..c7116c69b 100644
--- a/crates/ra_syntax/src/grammar.ron
+++ b/crates/ra_syntax/src/grammar.ron
@@ -395,7 +395,8 @@ Grammar(
             collections: [["exprs", "Expr"]]
         ),
         "ArrayExpr": (
-            collections: [["exprs", "Expr"]]
+            collections: [["exprs", "Expr"]],
+            options:[["repeat","Expr"]]
         ),
         "ParenExpr": (options: ["Expr"]),
         "PathExpr": (options: ["Path"]),
-- 
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