Update export data for reference error

Author: jryanconklin

packages/core/src/lib/exportData.js

@@ -85,9 +85,10 @@ module.exports = function(patternlab) {
     );
   });
 
-  //add module.export to end of file.
-  output +=
-    'module.exports = { config, ishControls, navItems, patternPaths, viewAllPaths, plugins };';
+  // add module.export to the Nodejs-specific file generated.
+  const exportedOutput =
+    output +
+    'module.exports = { config, ishControls, navItems, patternPaths, viewAllPaths, plugins, defaultShowPatternInfo, defaultPattern };';
 
   //write all output to patternlab-data
   _.each(patternlab.uikits, uikit => {
@@ -98,6 +99,13 @@ module.exports = function(patternlab) {
       ),
       output
     );
+    fs.outputFileSync(
+      path.resolve(
+        path.join(process.cwd(), uikit.outputDir, paths.public.data),
+        'patternlab-data.cjs.js'
+      ),
+      exportedOutput
+    );
   });
 
   return output;