From 7998515aa7702af34bc5fafcfaced9186c027afb Mon Sep 17 00:00:00 2001
From: Soutaro Matsumoto <matsumoto@soutaro.com>
Date: Fri, 17 Feb 2023 14:30:53 +0900
Subject: [PATCH] Update IO wait* methods

---
 core/io/wait.rbs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/core/io/wait.rbs b/core/io/wait.rbs
index a5dd6f6a4..662fb6d59 100644
--- a/core/io/wait.rbs
+++ b/core/io/wait.rbs
@@ -38,8 +38,8 @@ class IO
   #
   # You must require 'io/wait' to use this method.
   #
-  def wait: (Integer events, ?Numeric timeout) -> (self | bool | nil)
-          | (?Numeric? timeout, *wait_mode mode) -> (self | bool | nil)
+  def wait: (Integer events, ?Numeric timeout) -> (Integer | false | nil)
+          | (?Numeric? timeout, *wait_mode mode) -> (self | true | false)
 
   type wait_mode = :read | :r | :readable | :write | :w | :writable | :read_write | :rw | :readable_writable
 
@@ -54,7 +54,7 @@ class IO
   #
   # You must require 'io/wait' to use this method.
   #
-  def wait_readable: (?Numeric? timeout) -> (self | bool | nil)?
+  def wait_readable: (?Numeric? timeout) -> boolish
 
   # <!--
   #   rdoc-file=ext/io/wait/wait.c