using files params to rake task

Author: celsodantas

lib/sprockets/rails/task.rb

@@ -83,9 +83,10 @@ def define
           end
 
           desc "Compile non-digest files"
-          task :generate_nondigest => :environment do |t, args|
-            files = args.extras
-            raise MissingParamsError.new("You must pass the files you want to generate nondigests (e.g. rake 'assets:generate_nondigests[file1.js, file2.js]')") if files.empty?
+          task :generate_nondigest, [:files_list] => :environment do |t, args|
+            raise MissingParamsError.new("You must pass the files you want to generate nondigests (e.g. rake assets:generate_nondigests['file1.js, file2.js'])") if args.files_list.nil?
+
+            files = args.files_list.split(' ')
 
             with_logger do
               generate_nondigests(files)

test/test_task.rb

@@ -159,7 +159,7 @@ def test_generate_nondigests
     assert File.exist?("#{@dir}/#{digest2_path}")
     refute File.exist?("#{@dir}/#{asset2_name}")
 
-    @rake['assets:generate_nondigest'].invoke(asset1_name, asset2_name)
+    @rake['assets:generate_nondigest'].invoke("#{asset1_name} #{asset2_name}")
 
     assert @environment_ran
     assert File.exist?("#{@dir}/#{digest1_path}"), "digest file 1 not found"