Struct CmapSubtableFormat12Repr 

#[non_exhaustive]
pub struct CmapSubtableFormat12Repr {
    pub num_groups: uint32,
    /* private fields */
}

Fields (Non-exhaustive)

Non-exhaustive structs could have additional fields added in future. Therefore, non-exhaustive structs cannot be constructed in external crates using the traditional Struct { .. } syntax; cannot be matched against without a wildcard ..; and struct update syntax will not work.

num_groups: uint32