bin/test_runner.rb in rbs-0.15.0 vs bin/test_runner.rb in rbs-0.16.0

@@ -1,16 +1,30 @@
 #!/usr/bin/env ruby
 
 $LOAD_PATH << File.join(__dir__, "../lib")
 
+require "set"
+
 IS_RUBY_27 = Gem::Version.new(RUBY_VERSION).yield_self do |ruby_version|
   Gem::Version.new('2.7.0') <= ruby_version &&
     ruby_version <= Gem::Version.new('2.8.0')
 end
 
 unless IS_RUBY_27
   STDERR.puts "⚠️⚠️⚠️⚠️ stdlib test assumes Ruby 2.7 but RUBY_VERSION==#{RUBY_VERSION} ⚠️⚠️⚠️⚠️"
 end
 
+KNOWN_FAILS = %w(dbm).map do |lib|
+  /cannot load such file -- #{lib}/
+end
+
 ARGV.each do |arg|
-  load arg
+  begin
+    load arg
+  rescue LoadError => exn
+    if KNOWN_FAILS.any? {|pat| pat =~ exn.message }
+      STDERR.puts "Loading #{arg} failed, ignoring it: #{exn.inspect}"
+    else
+      raise
+    end
+  end
 end