example of interpolation working

services/web/app/views/project/list/side-bar.jade

@@ -85,8 +85,7 @@
 				.progress
 					.progress-bar.progress-bar-info(ng-style="{'width' : (percentComplete+'%')}")
 
-				p.small
-					| #{translate("profile_complete_percentage", {percent:"FIX ME"})} 
+				p.small(ng-i18next="[i18next]({percent:percentComplete})profile_complete_percentage")
 
 				button#completeUserProfileInformation.btn.btn-info(
 					ng-hide="formVisable",