Assets helpers now accept multiple file names

lib/lotus/assets/helpers.rb

@@ -1,12 +1,16 @@
 module Lotus
   module Assets
     module Helpers
-      def javascript(file)
-        %(<script src="/#{ javascript_path(file) }.js" type="text/javascript"></script>)
+      def javascript(*files)
+        files.map do |file|
+          %(<script src="/#{ javascript_path(file) }.js" type="text/javascript"></script>)
+        end.join("\n")
       end
 
-      def stylesheet(file)
-        %(<link href="/#{ stylesheet_path(file) }.css" type="text/css" rel="stylesheet">)
+      def stylesheet(*files)
+        files.map do |file|
+          %(<link href="/#{ stylesheet_path(file) }.css" type="text/css" rel="stylesheet">)
+        end.join("\n")
       end
 
       private

test/fixtures.rb

@@ -39,3 +39,9 @@ def _assets_prefix
     'prefix'
   end
 end
+
+class RenderMultipleAssets < View
+  def self.template
+    __dir__ + '/fixtures/multi-template.erb'
+  end
+end

test/fixtures/multi-template.erb

@@ -0,0 +1,2 @@
+<%= javascript 'feature-a', 'feature-b' %>
+<%= stylesheet 'grid', 'main' %>

test/integration/rendering_test.rb

@@ -42,4 +42,20 @@
       @result.must_include %(<link href="/prefix/assets/main.css" type="text/css" rel="stylesheet">)
     end
   end
+
+  describe 'with multiple assets' do
+    before do
+      @result = RenderMultipleAssets.new.render
+    end
+
+    it 'resolves javascript tags' do
+      @result.must_include %(<script src="/assets/feature-a.js" type="text/javascript"></script>)
+      @result.must_include %(<script src="/assets/feature-b.js" type="text/javascript"></script>)
+    end
+
+    it 'resolves stylesheets tag' do
+      @result.must_include %(<link href="/assets/grid.css" type="text/css" rel="stylesheet">)
+      @result.must_include %(<link href="/assets/main.css" type="text/css" rel="stylesheet">)
+    end
+  end
 end