Try to compile rust library inside container

Author: marcoroth

.github/workflows/build-gems.yml

@@ -75,23 +75,9 @@ jobs:
         with:
           bundler-cache: false
 
-      - name: Set up Rust
-        uses: dtolnay/rust-toolchain@stable
-        with:
-          toolchain: stable
-
-      - name: Build CSS Parser
-        run: cd src/css && cargo build --release
-
       - name: bundle install
         run: bundle install
 
-      - name: Render Templates
-        run: bundle exec rake templates
-
-      - name: Compile Herb
-        run: bundle exec rake make
-
       - name: Build gem
         run: |
           if [ "${{ matrix.target }}" = "default" ]; then

Rakefile

@@ -62,7 +62,12 @@ begin
     sh "bundle config set cache_all true"
 
     PLATFORMS.each do |platform|
-      RakeCompilerDock.sh "bundle --local && rake native:#{platform} gem", platform: platform
+      RakeCompilerDock.sh(
+        "curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y && " \
+        "source $HOME/.cargo/env && " \
+        "bundle --local && rake native:#{platform} gem",
+        platform: platform
+      )
     end
 
     RakeCompilerDock.sh "bundle --local && rake java gem", rubyvm: :jruby
@@ -95,6 +100,8 @@ begin
       desc "Build the native gem for #{platform}"
       task platform => "prepare" do
         RakeCompilerDock.sh(
+          "curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y && " \
+          "source $HOME/.cargo/env && " \
           "bundle --local && rake native:#{platform} gem RUBY_CC_VERSION='#{ENV.fetch("RUBY_CC_VERSION", nil)}'",
           platform: platform
         )

ext/herb/extconf.rb

@@ -4,6 +4,18 @@
 
 Dir.chdir(File.expand_path("../..", __dir__)) do
   system("rake templates", exception: true)
+
+  css_parser_path = "src/css"
+  css_parser_lib = "#{css_parser_path}/target/release/libherb_css_parser.a"
+
+  unless File.exist?(css_parser_lib)
+    puts "Building CSS parser with Rust..."
+    unless system("cd #{css_parser_path} && cargo build --release")
+      abort "Failed to build CSS parser. Make sure Rust and Cargo are installed."
+    end
+  else
+    puts "CSS parser already built at #{css_parser_lib}"
+  end
 end
 
 extension_name = "herb"