From 68beff1e8c01c89b0eddb9ac7865a336aab4f864 Mon Sep 17 00:00:00 2001
From: Jonathan Ioffe <51321373+jonathan-ioffe@users.noreply.github.com>
Date: Fri, 11 Apr 2025 20:34:00 +0300
Subject: [PATCH 1/2] fix: reserved field inside group blocks fail parsing

---
 src/parse.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/parse.js b/src/parse.js
index 3ac4c9cb9..441e7f279 100644
--- a/src/parse.js
+++ b/src/parse.js
@@ -513,6 +513,10 @@ function parse(source, root, options) {
                     parseEnum(type, token);
                     break;
 
+                case "reserved":
+                    readRanges(type.reserved || (type.reserved = []), true);
+                    break;
+
                 /* istanbul ignore next */
                 default:
                     throw illegal(token); // there are no groups with proto3 semantics

From 25f9855c76417b307015a171c0af54263aa94587 Mon Sep 17 00:00:00 2001
From: Mike Kruskal <62662355+mkruskal-google@users.noreply.github.com>
Date: Wed, 7 May 2025 14:27:23 -0700
Subject: [PATCH 2/2] Add test case from issue

---
 tests/data/uncommon.proto | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tests/data/uncommon.proto b/tests/data/uncommon.proto
index 764e07801..759fab45f 100644
--- a/tests/data/uncommon.proto
+++ b/tests/data/uncommon.proto
@@ -82,3 +82,11 @@ service Test6 { option (custom).bar = "";
     rpc DoSomethingElse(   stream DoSomethingRequest  ) returns (DoSomethingResponse); /// post
     rpc DoSomethingEntirelyDifferent(DoSomethingRequest  ) returns (   stream DoSomethingResponse ); /// post
 };
+
+message Test7 {
+  repeated group RepeatedGroup = 1 {
+    optional string id = 2;
+    reserved 3;
+    optional string info = 4;
+  }
+}