👷 Support JRuby in CI; ruby/rbs#2067

Author: pboling

Appraisals

@@ -36,17 +36,41 @@ appraise "head" do
   eval_gemfile "modular/x_std_libs.gemfile"
 end
 
+appraise "head-jruby" do
+  platforms :jruby do
+    # Why is gem "cgi" here? See: https://github.com/vcr/vcr/issues/1057
+    #  gem "cgi", ">= 0.5"
+    gem "benchmark", "~> 0.4", ">= 0.4.1"
+    eval_gemfile "modular/jruby.gemfile"
+    eval_gemfile "modular/x_std_libs.gemfile"
+  end
+end
+
 # Used for current releases of ruby, truffleruby, and jruby.
 # Split into discrete appraisals if one of them needs a dependency locked discretely.
 appraise "current" do
   eval_gemfile "modular/x_std_libs.gemfile"
 end
 
+appraise "current-jruby" do
+  platforms :jruby do
+    eval_gemfile "modular/jruby.gemfile"
+    eval_gemfile "modular/x_std_libs.gemfile"
+  end
+end
+
 # Test current Rubies against head versions of runtime dependencies
 appraise "dep-heads" do
   eval_gemfile "modular/runtime_heads.gemfile"
 end
 
+appraise "dep-heads-jruby" do
+  platforms :jruby do
+    eval_gemfile "modular/jruby.gemfile"
+    eval_gemfile "modular/runtime_heads.gemfile"
+  end
+end
+
 appraise "ruby-3-2" do
   eval_gemfile "modular/x_std_libs/r3/libs.gemfile"
 end

Gemfile

@@ -8,6 +8,8 @@ git_source(:gitlab) { |repo_name| "https://gitlab.com/#{repo_name}" }
 # Specify your gem's dependencies in psych-merge.gemspec
 gemspec
 
+eval_gemfile "gemfiles/modular/jruby.gemfile"
+
 eval_gemfile "gemfiles/modular/debug.gemfile"
 eval_gemfile "gemfiles/modular/coverage.gemfile"
 eval_gemfile "gemfiles/modular/style.gemfile"

Gemfile.lock

@@ -15,7 +15,7 @@ PATH
   specs:
     rbs-merge (1.0.0)
       ast-merge (~> 1.0)
-      rbs (>= 3.0)
+      rbs (>= 1.6)
       version_gem (~> 1.1, >= 1.1.9)
 
 GEM
@@ -334,6 +334,7 @@ DEPENDENCIES
   kramdown-parser-gfm (~> 1.1)
   mutex_m (~> 0.2)
   rake (~> 13.0)
+  rbs (< 1.7)
   rbs-merge!
   rdoc (~> 6.11)
   reek (~> 6.5)

gemfiles/current_jruby.gemfile

@@ -0,0 +1,11 @@
+# This file was generated by Appraisal2
+
+source "https://gem.coop"
+
+platforms :jruby do
+  eval_gemfile("modular/jruby.gemfile")
+
+  eval_gemfile("modular/x_std_libs.gemfile")
+end
+
+gemspec path: "../"

gemfiles/dep_heads_jruby.gemfile

@@ -0,0 +1,11 @@
+# This file was generated by Appraisal2
+
+source "https://gem.coop"
+
+platforms :jruby do
+  eval_gemfile("modular/jruby.gemfile")
+
+  eval_gemfile("modular/runtime_heads.gemfile")
+end
+
+gemspec path: "../"

gemfiles/head_jruby.gemfile

@@ -0,0 +1,13 @@
+# This file was generated by Appraisal2
+
+source "https://gem.coop"
+
+platforms :jruby do
+  gem "benchmark", "~> 0.4", ">= 0.4.1"
+
+  eval_gemfile("modular/jruby.gemfile")
+
+  eval_gemfile("modular/x_std_libs.gemfile")
+end
+
+gemspec path: "../"

gemfiles/modular/jruby.gemfile

@@ -0,0 +1,8 @@
+# We must constrain some gems on JRuby.
+
+platform "jruby" do
+  # JRuby does not yet support RBS 1.7+, which was refactored to use a C extension to replace the native Ruby racc
+  # https://github.com/ruby/rbs/issues/2067
+  # https://github.com/ruby/rbs/pull/788
+  gem "rbs", "< 1.7"
+end

rbs-merge.gemspec

@@ -82,7 +82,7 @@ Gem::Specification.new do |spec|
   spec.executables = []
 
   # Parser and AST infrastructure
-  spec.add_dependency("rbs", ">= 3.0")                                  # ruby >= 2.6.0
+  spec.add_dependency("rbs", ">= 1.6")                                  # ruby >= 2.6.0
 
   # Shared merge infrastructure
   spec.add_dependency("ast-merge", "~> 1.0")                            # ruby >= 3.2.0