Module fields 

Custom version of syn fields types supporting initializers

Structs

Field

A field of a struct or enum variant.

FieldsNamed

Named fields of a struct or struct variant such as Point { x: f64, y: f64 }.

FieldsUnnamed

Unnamed fields of a tuple struct or tuple variant such as Some(T).

Enums

Fields

Data stored within an enum variant or struct.

StructStyle

Struct style: unit/tuple/regular