jade报错

报错

Warning: missing space before text for line 70 of jade file "index.jade"
  -
   var sessions=[{id:1,items:['a','b','c']},
   {id:2,items:['d','e','f']}]
//这样就不会报错

   -
   var sessions=[{id:1,items:['a','b','c']},
   {id:2,items:['d','e','f']}]
//这样就会报错