From 03730f2386e28f587d2bd8ceae2419329b890eca Mon Sep 17 00:00:00 2001
From: dak2 <32436625+dak2@users.noreply.github.com>
Date: Thu, 27 Aug 2026 22:24:49 +0900
Subject: [PATCH] Declare Net::ReadLimitExceeded

net-protocol 0.3.0 adds it, raised when readuntil does not find the
terminator within the given byte limit.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
---
 stdlib/net-protocol/0/net-protocol.rbs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/stdlib/net-protocol/0/net-protocol.rbs b/stdlib/net-protocol/0/net-protocol.rbs
index e6416afd54..787a8494dc 100644
--- a/stdlib/net-protocol/0/net-protocol.rbs
+++ b/stdlib/net-protocol/0/net-protocol.rbs
@@ -27,6 +27,13 @@ module Net
   class ProtoRetriableError < ProtocolError
   end
 
+  # <!-- rdoc-file=lib/net/protocol.rb -->
+  # ReadLimitExceeded, a subclass of ProtocolError, is raised if the terminator is
+  # not found within the byte limit given to Net::BufferedIO#readuntil.
+  #
+  class ReadLimitExceeded < ProtocolError
+  end
+
   class HTTPBadResponse < StandardError
   end