Just a quick troubleshooting gotcha:

AOT, Angular2 compile error:

Error: Error encountered resolving symbol values statically. Expression form not supported (position 28:20 in the original .ts file), resolving symbol ToolsModule in C:/Workspaces/.../app/tools/tools.module.ts

leading comma in array values


declarations: [
   , MainComponent  <<<< Issue.
  , SubComponent
  ]