From 82cf0185c36faf81dbdf7e64843bdfc5b4df1b21 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Thu, 31 Jan 2019 10:33:11 +0300
Subject: [PATCH] add repeats to ast

---
 crates/ra_hir/src/macros/mbe.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/crates/ra_hir/src/macros/mbe.rs b/crates/ra_hir/src/macros/mbe.rs
index 2d7965b62103..1408ed511bbc 100644
--- a/crates/ra_hir/src/macros/mbe.rs
+++ b/crates/ra_hir/src/macros/mbe.rs
@@ -14,6 +14,7 @@ struct Rule {
 enum TokenTree {
     Leaf(Leaf),
     Subtree(Subtree),
+    Repeat(Repeat),
 }
 
 enum Leaf {
@@ -35,6 +36,17 @@ enum Delimiter {
     None,
 }
 
+struct Repeat {
+    subtree: Subtree,
+    kind: RepeatKind,
+}
+
+enum RepeatKind {
+    ZeroOrMore,
+    OneOrMore,
+    ZeroOrOne,
+}
+
 struct Literal {
     text: SmolStr,
 }