lib/react/jsx.rb in react-rails-0.13.0.0 vs lib/react/jsx.rb in react-rails-1.0.0

@@ -1,22 +1,37 @@
 require 'execjs'
 require 'react/source'
 require 'react/jsx/template'
+require 'rails'
 
 module React
   module JSX
+    mattr_accessor :transform_options
+
     def self.context
-      # TODO: create React::Source::contents_for
-      contents =
-        # If execjs uses therubyracer, there is no 'global'. Make sure
-        # we have it so JSX script can work properly.
-        'var global = global || this;' +
-        File.read(React::Source.bundled_path_for('JSXTransformer.js'))
-      @context ||= ExecJS.compile(contents)
+      # lazily loaded during first request and reloaded every time when in dev or test
+      unless @context && ::Rails.env.production?
+        contents =
+          # If execjs uses therubyracer, there is no 'global'. Make sure
+          # we have it so JSX script can work properly.
+          'var global = global || this;' +
+
+          # search for transformer file using sprockets - allows user to override
+          # this file in his own application
+          File.read(::Rails.application.assets.resolve('JSXTransformer.js'))
+
+        @context = ExecJS.compile(contents)
+      end
+
+      @context
     end
 
-    def self.transform(code)
-      result = context.call('JSXTransformer.transform', code)
+    def self.transform(code, options={})
+      js_options = {
+        stripTypes: options[:strip_types],
+        harmony: options[:harmony],
+      }
+      result = context.call('JSXTransformer.transform', code, js_options)
       return result['code']
     end
   end
 end