Skip building a native extension for JRuby

k0kubun · k0kubun · commit f0f68baf6ba1 · 2024-01-04T14:32:43.000-08:00
diff --git a/ext/erb/escape/extconf.rb b/ext/erb/escape/extconf.rb
@@ -1,6 +1,7 @@
 require 'mkmf'
 
-if RUBY_ENGINE == 'truffleruby'
+case RUBY_ENGINE
+when 'jruby', 'truffleruby'
   File.write('Makefile', dummy_makefile($srcdir).join)
 else
   create_makefile 'erb/escape'
