Remove redundant methods and variables.

- Now, calling `write_file` directly without going through `write_bundle`
- Other miscellaneous optimizations

lib/twitter_cldr/js/compiler.rb

@@ -27,8 +27,7 @@ def compile_bundle(bundle, bundle_elements, bundle_hash, options = {})
 
         contents = ""
         bundle_elements.each do |bundle_element|
-          renderer_const = bundle_hash[bundle_element]
-          if renderer_const
+          if renderer_const = bundle_hash[bundle_element]
             if bundle[:locale]
               contents << renderer_const.new(:locale => bundle[:locale], :prerender => @prerender).render
             else
@@ -60,7 +59,6 @@ def compile_bundle(bundle, bundle_elements, bundle_hash, options = {})
 
       def compile_each(options = {})
         @locales.each do |locale|
-          contents = ""
           bundle = TwitterCldr::Js::Renderers::Bundle.new
           bundle[:locale] = locale
           file = compile_bundle(bundle, @features, implementation_renderers, options)

lib/twitter_cldr/js/tasks/tasks.rb

@@ -52,7 +52,7 @@ def build(options = {})
             options[:files].each_pair do |file_pattern, minify|
               compiler.compile_each(:minify => minify) do |bundle, locale|
                 out_file_path = [output_dir, file_pattern % locale]
-                write_bundle(out_file_path, bundle.source)
+                write_file(out_file_path, bundle.source)
 
                 if bundle.source_map
                   ext = File.extname(out_file)
@@ -63,7 +63,7 @@ def build(options = {})
 
             if options[:render_test_files]
               file_contents = compiler.compile_test()
-              write_bundle([output_dir, 'test_resources.js'], file_contents)
+              write_file([output_dir, 'test_resources.js'], file_contents)
             end
 
           end
@@ -75,20 +75,8 @@ def build(options = {})
           )
         end
 
-        def write_bundle(file_path, file_contents)
-          out_file = file_path
-
-          if file_path.is_a?(Array)
-            out_file = File.join(file_path)
-          end
-
-          write_file(out_file, file_contents)
-        end
-
-        def write_file(file_name, file_contents)
-          File.open(file_name, "w+") do |f|
-            f.write(file_contents)
-          end
+        def write_file(file_path, file_contents)
+          File.write(File.join(file_path), file_contents)
         end
 
         def build_summary(options = {})