Add definition for latest TruffleRuby GFTC development builds

refs Shopify/ruby-infra#125

Author: rwstauner

rubies/truffleruby-gftc-dev

@@ -0,0 +1,19 @@
+platform="$(uname -s)-$(uname -m)"
+case $platform in
+Linux-x86_64)
+  install_package "truffleruby-gftc-dev" "https://github.com/graalvm/oracle-graalvm-dev-builds/releases/latest/download/truffleruby-dev-linux-amd64.tar.gz" truffleruby
+  ;;
+Linux-aarch64)
+  install_package "truffleruby-gftc-dev" "https://github.com/graalvm/oracle-graalvm-dev-builds/releases/latest/download/truffleruby-dev-linux-aarch64.tar.gz" truffleruby
+  ;;
+Darwin-x86_64)
+  install_package "truffleruby-gftc-dev" "https://github.com/graalvm/oracle-graalvm-dev-builds/releases/latest/download/truffleruby-dev-macos-amd64.tar.gz" truffleruby
+  ;;
+Darwin-arm64)
+  install_package "truffleruby-gftc-dev" "https://github.com/graalvm/oracle-graalvm-dev-builds/releases/latest/download/truffleruby-dev-macos-aarch64.tar.gz" truffleruby
+  ;;
+*)
+  colorize 1 "Unsupported platform: $platform"
+  return 1
+  ;;
+esac

test/shopify_ruby_definitions/test_ruby_versions.rb

@@ -15,7 +15,7 @@ def test_ALL_VERSIONS
       end
 
       truffleruby_versions.each do |v|
-        assert_match(/\Atruffleruby(?:\+graalvm)?\-\d+\.\d+\.\d+(?:\-ce)?\z/, v)
+        assert_match(/\Atruffleruby(?:\+graalvm|-gftc)?(\-\d+\.\d+\.\d+|-dev)(?:\-ce)?\z/, v)
       end
     end