40 columns                              |
>>> Covariant.
class Foo {
 covariant    var bar;
  covariant    int baz;
}
<<<
class Foo {
  covariant var bar;
  covariant int baz;
}
>>> Late.
class Foo {
static    late    final int i;
static    late   int i;
static    late   var i;
covariant    late   var i;
covariant    late   int i;
    late    final int i;
    late   int i;
    late   var i;
}
<<<
class Foo {
  static late final int i;
  static late int i;
  static late var i;
  covariant late var i;
  covariant late int i;
  late final int i;
  late int i;
  late var i;
}
>>> Abstract.
class Foo {
abstract  covariant     var  a  , b   ;
    abstract    final   int   c;
  abstract   int i;
}
<<<
class Foo {
  abstract covariant var a, b;
  abstract final int c;
  abstract int i;
}
>>> Don't split after `covariant`.
class Foo {
  covariant var soMuchSoVeryLongFieldNameHere;
  covariant VeryLongTypeAnnotation field;
}
<<<
class Foo {
  covariant var soMuchSoVeryLongFieldNameHere;
  covariant VeryLongTypeAnnotation
  field;
}
>>> Don't split after `abstract`.
class Foo {
  abstract var soMuchSoVeryLongFieldNameHere;
  abstract SuperLongTypeAnnotation field;
}
<<<
class Foo {
  abstract var soMuchSoVeryLongFieldNameHere;
  abstract SuperLongTypeAnnotation
  field;
}
>>> Constant.
class Foo {
  static  const  uptyped  =  123  ;
  static  const  String  typed  =  'string'  ;

  const  uptypedInstance  =  123  ;
  const  StringInstance  typed  =  'string'  ;
}
<<<
class Foo {
  static const uptyped = 123;
  static const String typed = 'string';

  const uptypedInstance = 123;
  const StringInstance typed = 'string';
}