From 21b94bc6b7f833970231d1542a317e2104b2ad0f Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Fri, 14 Nov 2025 12:49:06 +0900
Subject: [PATCH] Move gemfiles for 3.5 to 4.0

---
 .github/dependabot.yml             | 2 +-
 .github/workflows/main.yml         | 8 ++++----
 docs/releasing.md                  | 4 ++--
 gemfiles/{3.5 => 4.0}/Gemfile      | 0
 gemfiles/{3.5 => 4.0}/Gemfile.lock | 0
 5 files changed, 7 insertions(+), 7 deletions(-)
 rename gemfiles/{3.5 => 4.0}/Gemfile (100%)
 rename gemfiles/{3.5 => 4.0}/Gemfile.lock (100%)

diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index b754ef0a8d..2bf235c924 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -24,7 +24,7 @@ updates:
       - '/gemfiles/3.2'
       - '/gemfiles/3.3'
       - '/gemfiles/3.4'
-      - '/gemfiles/3.5'
+      - '/gemfiles/4.0'
       - '/gemfiles/jruby'
       - '/gemfiles/truffleruby'
       - '/gemfiles/typecheck'
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index dd92070b10..041f6c2dab 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -104,7 +104,7 @@ jobs:
       fail-fast: false
       matrix:
         target:
-          - { ruby: "head", gemfile: "3.5" }
+          - { ruby: "head", gemfile: "4.0" }
           - { ruby: "jruby-10.0.0.0", gemfile: "jruby" } # https://github.com/jruby/jruby/issues/8923
           - { ruby: "truffleruby", gemfile: "truffleruby" }
     runs-on: ubuntu-latest
@@ -275,7 +275,7 @@ jobs:
           - { ruby: "3.2", os: "ubuntu-latest", gemfile: "3.2" }
           - { ruby: "3.3", os: "ubuntu-latest", gemfile: "3.3" }
           - { ruby: "3.4", os: "ubuntu-latest", gemfile: "3.4" }
-          - { ruby: "head", os: "ubuntu-latest", gemfile: "3.5" }
+          - { ruby: "head", os: "ubuntu-latest", gemfile: "4.0" }
           - { ruby: "jruby-10.0.0.0", os: "ubuntu-latest", gemfile: "jruby" } # https://github.com/jruby/jruby/issues/8923
           - { ruby: "truffleruby", os: "ubuntu-latest", gemfile: "truffleruby" }
 
@@ -285,7 +285,7 @@ jobs:
           - { ruby: "3.2", os: "macos-latest", gemfile: "3.2" }
           - { ruby: "3.3", os: "macos-latest", gemfile: "3.3" }
           - { ruby: "3.4", os: "macos-latest", gemfile: "3.4" }
-          - { ruby: "head", os: "macos-latest", gemfile: "3.5" }
+          - { ruby: "head", os: "macos-latest", gemfile: "4.0" }
           - { ruby: "jruby-10.0.0.0", os: "macos-latest", gemfile: "jruby" } # https://github.com/jruby/jruby/issues/8923
           - { ruby: "truffleruby", os: "macos-latest", gemfile: "truffleruby" }
 
@@ -295,7 +295,7 @@ jobs:
           - { ruby: "3.2", os: "windows-latest", gemfile: "3.2" }
           - { ruby: "3.3", os: "windows-latest", gemfile: "3.3" }
           - { ruby: "3.4", os: "windows-latest", gemfile: "3.4" }
-          - { ruby: "head", os: "windows-latest", gemfile: "3.5" }
+          - { ruby: "head", os: "windows-latest", gemfile: "4.0" }
           - { ruby: "jruby-10.0.0.0", os: "windows-latest", gemfile: "jruby" } # https://github.com/jruby/jruby/issues/8923
     env:
       BUNDLE_GEMFILE: gemfiles/${{ matrix.target.gemfile }}/Gemfile
diff --git a/docs/releasing.md b/docs/releasing.md
index 426f5f1132..4af8ea847c 100644
--- a/docs/releasing.md
+++ b/docs/releasing.md
@@ -40,7 +40,7 @@ ruby -pi -e 'gsub(/^ruby-prism-sys = \{ version = ".+?"/, %Q{ruby-prism-sys = \{
 * Update the `Gemfile.lock` file:
 
 ```sh
-chruby ruby-3.5.0-dev
+chruby ruby-4.0.0-dev
 bundle install
 ```
 
@@ -48,7 +48,7 @@ bundle install
 
 ```sh
 for VERSION in "2.7" "3.0" "3.1" "3.2" "3.3" "3.4"; do docker run -it --rm -v "$PWD":/usr/src/app -w /usr/src/app -e BUNDLE_GEMFILE="gemfiles/$VERSION/Gemfile" "ruby:$VERSION" bundle update; done
-docker run -it --rm -v "$PWD":/usr/src/app -w /usr/src/app -e BUNDLE_GEMFILE="gemfiles/3.5/Gemfile" ruby:3.5.0-preview1 bundle update
+docker run -it --rm -v "$PWD":/usr/src/app -w /usr/src/app -e BUNDLE_GEMFILE="gemfiles/4.0/Gemfile" ruby:4.0.0-preview2 bundle update
 docker run -it --rm -v "$PWD":/usr/src/app -w /usr/src/app -e BUNDLE_GEMFILE="gemfiles/jruby/Gemfile" jruby:latest bundle update
 BUNDLE_GEMFILE=gemfiles/truffleruby/Gemfile chruby-exec truffleruby -- bundle update
 ```
diff --git a/gemfiles/3.5/Gemfile b/gemfiles/4.0/Gemfile
similarity index 100%
rename from gemfiles/3.5/Gemfile
rename to gemfiles/4.0/Gemfile
diff --git a/gemfiles/3.5/Gemfile.lock b/gemfiles/4.0/Gemfile.lock
similarity index 100%
rename from gemfiles/3.5/Gemfile.lock
rename to gemfiles/4.0/Gemfile.lock