# Functions
Deref is Indirect for reflect.Types.
FieldByIndexes returns a value for a particular struct traversal.
FieldByIndexesReadOnly returns a value for a particular struct traversal, but is not concerned with allocating nil pointers because the value is going to be used for reading and not setting.
NewMapper returns a new mapper which optionally obeys the field tag given by tagName.
NewMapperFunc returns a new mapper which optionally obeys a field tag and a struct field name mapper func given by f.
NewMapperTagFunc returns a new mapper which contains a mapper for field names AND a mapper for tag values.