source_position.gemspec in source_position-0.0.3 vs source_position.gemspec in source_position-0.1.0

@@ -13,7 +13,13 @@
   gem.test_files    = gem.files.grep(%r{^(spec|features)/})
   gem.name          = "source_position"
   gem.require_paths = ["lib"]
   gem.version       = SourcePosition::VERSION
 
+  if RUBY_VERSION < '1.9'
+    unless defined?(RUBY_ENGINE) && RUBY_ENGINE =~ /rbx/
+      gem.add_dependency 'ruby18_source_location', '~> 0.2'
+    end
+  end
+
   gem.add_development_dependency 'rspec'
 end