Update kss to be compatible with ruby 3.2.

.dockerignore

@@ -0,0 +1,13 @@
+.bundle
+.git
+.github
+Dockerfile*
+Gemfile.lock
+Knylefile
+LICENSE
+README.md
+SPEC.md
+docker-bake.hcl
+example
+test-all-rubies.sh
+coverage/

.github/workflows/test.yml

@@ -0,0 +1,57 @@
+name: Tests
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  test:
+    name: Ruby ${{ matrix.ruby }}
+    runs-on: ubuntu-latest
+    continue-on-error: ${{ matrix.allow_failure || false }}
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby:
+          - "1.9"
+          - "2.0"
+          - "2.1"
+          - "2.2"
+          - "2.3"
+          - "2.4"
+          - "2.5"
+          - "2.6"
+          - "2.7"
+          - "3.0"
+          - "3.1"
+          - "3.2"
+          - "3.3"
+          - "3.4"
+          - "4.0"
+          - head
+        coverage: [0]
+        include:
+          - ruby: "4.0"
+            coverage: 1
+          - ruby: head
+            allow_failure: true
+    steps:
+      - uses: actions/checkout@v4
+      - uses: docker/setup-buildx-action@v3
+      - name: Build
+        run: docker buildx bake --load "ruby-${RUBY//\./-}"
+        env:
+          RUBY: ${{ matrix.ruby }}
+      - name: Test
+        run: docker run --rm -e COVERAGE=${{ matrix.coverage }} "kss-test:${{ matrix.ruby }}"
+
+  gate:
+    name: All Tests
+    needs: [test]
+    if: always()
+    runs-on: ubuntu-slim
+    steps:
+      - if: ${{ !success() }}
+        run: exit 1

.gitignore

@@ -1,4 +1,5 @@
 .bundle
 Gemfile.lock
 bin
-.sass-cache
+.sass-cache
+coverage/

Dockerfile

@@ -0,0 +1,64 @@
+FROM debian:bullseye
+
+RUN apt-get update && apt-get install -y \
+    autotools-dev build-essential curl ca-certificates \
+    libssl-dev libreadline-dev libffi-dev libyaml-dev zlib1g-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+ARG OPENSSL=1.0.2
+# Build OpenSSL 1.0.2 only when needed (Ruby <2.4 is incompatible with OpenSSL 1.1+)
+RUN if [ "$OPENSSL" = "1.0.2" ]; then \
+    curl -fSL https://www.openssl.org/source/openssl-1.0.2u.tar.gz | tar -xzC /usr/local/src \
+    && cd /usr/local/src/openssl-1.0.2u \
+    && ./config --prefix=/opt/openssl-1.0.2 shared \
+    && make -j"$(nproc)" \
+    && make install_sw \
+    && rm -rf /usr/local/src/openssl-1.0.2u; \
+    fi
+
+ARG RUBY_MAJOR=1.9
+ARG RUBY_VERSION=1.9.3-p551
+ARG RUBY_ARCHIVE=bz2
+
+# Download and extract Ruby source
+RUN mkdir -p /usr/local/src/ruby \
+    && curl -fSL "https://cache.ruby-lang.org/pub/ruby/${RUBY_MAJOR}/ruby-${RUBY_VERSION}.tar.${RUBY_ARCHIVE}" \
+        | tar -x$([ "$RUBY_ARCHIVE" = "bz2" ] && echo j || echo z)C /usr/local/src/ruby --strip-components=1
+
+# Patch config.guess/config.sub for aarch64 support, then compile
+RUN cp /usr/share/misc/config.guess /usr/local/src/ruby/tool/ \
+    && cp /usr/share/misc/config.sub /usr/local/src/ruby/tool/ \
+    && cd /usr/local/src/ruby \
+    && OPENSSL_DIR=$([ "$OPENSSL" = "1.0.2" ] && echo /opt/openssl-1.0.2 || echo /usr) \
+    && ./configure --prefix=/opt/rubies/ruby-${RUBY_VERSION} --disable-install-doc \
+        --with-openssl-dir=$OPENSSL_DIR \
+    && if [ "$(printf '%s\n' "2.5" "$RUBY_MAJOR" | sort -V | head -n1)" = "2.5" ]; then \
+         make -j"$(nproc)"; \
+       else \
+         make; \
+       fi \
+    && make install \
+    && rm -rf /usr/local/src/ruby
+
+ENV PATH=/opt/rubies/ruby-${RUBY_VERSION}/bin:$PATH
+ENV LD_LIBRARY_PATH=/opt/openssl-1.0.2/lib
+ENV SSL_CERT_FILE=/etc/ssl/certs/ca-certificates.crt
+
+ARG INSTALL_BUNDLER=1.17.3
+RUN if [ -n "$INSTALL_BUNDLER" ]; then \
+    gem install bundler -v $INSTALL_BUNDLER --no-document 2>/dev/null \
+    || gem install bundler -v $INSTALL_BUNDLER --no-rdoc --no-ri; \
+    fi
+
+WORKDIR /app
+COPY . .
+
+RUN --mount=type=cache,target=/bundle-cache \
+    (bundle config set --local path /bundle-cache 2>/dev/null \
+      || bundle config --local path /bundle-cache) \
+    && (bundle check || bundle install --jobs $(nproc)) \
+    && mkdir -p vendor/bundle \
+    && cp -a /bundle-cache/. vendor/bundle/ \
+    && (bundle config set --local path vendor/bundle 2>/dev/null \
+      || bundle config --local path vendor/bundle)
+CMD ["bundle", "exec", "rake", "test"]

Dockerfile.head

@@ -0,0 +1,31 @@
+FROM debian:bookworm
+
+RUN apt-get update && apt-get install -y \
+    autotools-dev autoconf bison build-essential curl ca-certificates git \
+    ruby \
+    libssl-dev libreadline-dev libffi-dev libyaml-dev zlib1g-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN git clone --depth 1 https://github.com/ruby/ruby.git /usr/local/src/ruby \
+    && cd /usr/local/src/ruby \
+    && ./autogen.sh \
+    && cp /usr/share/misc/config.guess tool/ \
+    && cp /usr/share/misc/config.sub tool/ \
+    && ./configure --prefix=/opt/rubies/ruby-head --disable-install-doc \
+    && make -j"$(nproc)" \
+    && make install \
+    && rm -rf /usr/local/src/ruby
+
+ENV PATH=/opt/rubies/ruby-head/bin:$PATH
+ENV SSL_CERT_FILE=/etc/ssl/certs/ca-certificates.crt
+
+WORKDIR /app
+COPY . .
+
+RUN --mount=type=cache,target=/bundle-cache \
+    bundle config set --local path /bundle-cache \
+    && (bundle check || bundle install --jobs $(nproc)) \
+    && mkdir -p vendor/bundle \
+    && cp -a /bundle-cache/* vendor/bundle/ \
+    && bundle config set --local path vendor/bundle
+CMD ["bundle", "exec", "rake", "test"]

Gemfile

@@ -1,11 +1,21 @@
-source 'https://rubygems.org'
+source "https://rubygems.org"
 
 group :test do
-  gem "minitest", "~> 5.0.4"
+  if RUBY_VERSION >= "4.0"
+    gem "minitest", "~> 6.0"
+  elsif RUBY_VERSION >= "3.4"
+    gem "minitest", "~> 5.25"
+  else
+    gem "minitest", "~> 5.0.4"
+  end
+  gem "test-unit" unless RUBY_VERSION < "2.0"
+  gem "simplecov", require: false if RUBY_VERSION >= "2.4"
 end
 
 group :development do
-  gem "mg", ">= 0.0.8"
-  gem "rake", ">= 0.8.7"
-  gem "rubyforge", ">= 2.0.3"
-end
+  if RUBY_VERSION < "2.3"
+    gem "rake", "~> 12.0"
+  else
+    gem "rake", "~> 13.0"
+  end
+end

Rakefile

@@ -34,23 +34,3 @@ task :console do
   exec "irb -I lib -rkss"
 end
 
-#
-# Gems
-#
-
-begin
-  require 'mg'
-  MG.new("kss.gemspec")
-rescue LoadError
-  warn "mg not available."
-  warn "Install it with: gem install mg"
-end
-
-desc "Push a new version to Gemcutter and publish docs."
-task :publish => "gem:publish" do
-  require File.dirname(__FILE__) + '/lib/kss/version'
-
-  sh "git tag v#{Kss::VERSION}"
-  sh "git push origin master --tags"
-  sh "git clean -fd"
-end