add Ruby 3.3 to CI matrix

4 files changed, 17 insertions, 11 deletions

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5b8eeed0..cd4ac1ce 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
     - name: Install Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: '3.2'
+        ruby-version: '3.3'
     - name: Configure Bundler
       run: |
         bundle config --local path .bundle/gems
@@ -45,38 +45,40 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest]
-        ruby: [jruby-9.2.21.0, jruby-9.4.2.0, '2.7', '3.2']
+        ruby: [jruby-9.2.21.0, jruby-9.4.2.0, '2.7', '3.3']
         asciidoctor-version: [~]
         asciidoctor-diagram-version: ['~> 2.2']
         asciidoctor-kroki-version: [~]
         rouge-version: [~]
         upstream: [~]
         exclude:
-        # remove 3.2 on ubuntu-latest to mark as primary
+        # remove 3.3 on ubuntu-latest to mark as primary
         - os: ubuntu-latest
-          ruby: '3.2'
+          ruby: '3.3'
         include:
+        # test oldest Ruby 3 to ensure compatibility across full range of Ruby 3 versions
         - os: ubuntu-latest
           ruby: '3.0'
         - os: macos-latest
-          ruby: '3.2'
+          ruby: '3.3'
+        # test oldest permitted versions of dependencies
         - os: ubuntu-latest
           ruby: '2.7'
           asciidoctor-version: '2.0.10'
           rouge-version: '~> 2.0.0'
         - os: windows-latest
-          ruby: '3.2'
+          ruby: '3.3'
           asciidoctor-diagram-version: ~
           asciidoctor-kroki-version: '0.8.0'
         # NOTE: enable once Asciidoctor 2.1.0 is released
         #- os: ubuntu-latest
-        #  ruby: '3.2'
+        #  ruby: '3.3'
         #  asciidoctor-version: '~> 2.0.0'
         #- os: ubuntu-latest
-        #  ruby: '3.2'
+        #  ruby: '3.3'
         #  upstream: upstream
         - os: ubuntu-latest
-          ruby: '3.2'
+          ruby: '3.3'
           rouge-version: '~> 4.0.0'
           primary: primary
     runs-on: ${{ matrix.os }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 8568a2d9..a92b4913 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -31,7 +31,7 @@ jobs:
     - name: Install Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: '3.1'
+        ruby-version: '3.3'
         bundler-cache: false
     - name: Install Linux packages
       run: |
diff --git a/.github/workflows/upstream-dispatch.yml b/.github/workflows/upstream-dispatch.yml
index aaa6722a..0f480b57 100644
--- a/.github/workflows/upstream-dispatch.yml
+++ b/.github/workflows/upstream-dispatch.yml
@@ -15,7 +15,7 @@ jobs:
     - name: Install Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: '3.1'
+        ruby-version: '3.3'
     - name: Configure Bundler
       run: |
         bundle config --local clean true
diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index d51df265..53d31694 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -16,6 +16,10 @@ Bug Fixes::
 * propagate source location to table cell for description in horizontal dlist so it is included in truncation warning message (#2502)
 * upgrade prawn-svg to 0.34 to fix warning about base64 gem when using Ruby >= 3.3; apply additional patch to fix bug in prawn-svg
 
+Build / Infrastructure::
+
+* bump upper Ruby version to 3.3 in CI workflow
+
 == 2.3.13 (2024-02-16) - @mojavelinux
 
 Improvements::