Add new Rubies

.github/ruby-versions.json

@@ -1,4 +1,5 @@
 [
+    "4.0.1",
     "4.0.0",
     "3.4.8",
     "3.4.7",
@@ -20,6 +21,7 @@
     "3.3.2",
     "3.3.1",
     "3.3.0",
+    "3.2.10",
     "3.2.9",
     "3.2.8",
     "3.2.7",

features/src/ruby/README.md

@@ -40,7 +40,7 @@ Installs Ruby and a version manager (mise or rbenv) along with the dependencies
 
 | Options Id | Description | Type | Default Value |
 |-----|-----|-----|-----|
-| version | The version of ruby to be installed | string | 4.0.0 |
+| version | The version of ruby to be installed | string | 4.0.1 |
 | versionManager | The version manager to use for Ruby (mise or rbenv) | string | mise |
 
 ## Customizations

features/src/ruby/devcontainer-feature.json

@@ -1,6 +1,6 @@
 {
     "id": "ruby",
-    "version": "2.1.2",
+    "version": "2.1.3",
     "name": "Ruby",
     "description": "Installs Ruby and a version manager (mise or rbenv) along with libraries needed to build Ruby.",
     "documentationURL": "https://github.com/rails/devcontainer/tree/main/features/src/ruby",
@@ -19,7 +19,7 @@
     "options": {
         "version": {
             "type": "string",
-            "default": "4.0.0",
+            "default": "4.0.1",
             "description": "The ruby version to be installed"
         },
         "versionManager": {

features/test/ruby/test.sh

@@ -8,6 +8,6 @@ check "mise is installed" bash -c "mise --version"
 check "mise init is sourced in the bashrc" bash -c "grep 'eval \"\$(~/.local/bin/mise activate bash)\"' $HOME/.bashrc"
 check "mise idiomatic version file is enabled for ruby" bash -c "mise settings | grep idiomatic_version_file_enable_tools | grep ruby"
 check "Ruby is installed with YJIT" bash -c "RUBY_YJIT_ENABLE=1 ruby -v | grep +YJIT"
-check "Ruby version is set to 4.0.0" bash -c "mise use -g ruby | grep 4.0.0"
+check "Ruby version is set to 4.0.1" bash -c "mise use -g ruby | grep 4.0.1"
 
 reportResults

features/test/ruby/with_rbenv.sh

@@ -9,6 +9,6 @@ check "rbenv is installed" bash -c "rbenv --version"
 check "ruby-build is installed" bash -c "ls -l $HOME/.rbenv/plugins/ruby-build | grep '\-> /usr/local/share/ruby-build'"
 eval "$(rbenv init -)"
 check "Ruby is installed with YJIT" bash -c "RUBY_YJIT_ENABLE=1 ruby -v | grep +YJIT"
-check "Ruby version is set to 4.0.0" bash -c "rbenv global | grep 4.0.0"
+check "Ruby version is set to 4.0.1" bash -c "rbenv global | grep 4.0.1"
 
 reportResults

lib/add_ruby_version.rb

@@ -180,7 +180,8 @@ def read_json(relative_path)
     end
 
     def write_json(relative_path, data)
-      File.write(path_for(relative_path), JSON.pretty_generate(data) + "\n")
+      json = JSON.pretty_generate(data, indent: "    ")
+      File.write(path_for(relative_path), json + "\n")
     end
 
     def current_default_version

test/add_ruby_version_test.rb

@@ -91,6 +91,9 @@ def test_adds_version_to_json_file
     assert_includes versions, "3.4.0", "New version should be added to JSON"
     assert_includes versions, "3.3.0", "Existing versions should be preserved"
     assert_includes versions, "3.2.0", "Existing versions should be preserved"
+
+    content = File.read(File.join(@temp_dir, ".github/ruby-versions.json"))
+    assert_match(/^    "3\.4\.0"/, content, "Should use 4-space indentation")
   end
 
   def test_sorts_versions_descending
@@ -173,6 +176,9 @@ def test_bumps_feature_version_when_default_changes
     feature = read_feature_json
     assert_equal "2.0.1", feature["version"],
       "Feature version should be bumped when default changes"
+
+    content = File.read(File.join(@temp_dir, "features/src/ruby/devcontainer-feature.json"))
+    assert_match(/^    "id"/, content, "Should use 4-space indentation")
   end
 
   def test_does_not_bump_feature_version_when_default_unchanged