StructFieldInfo builds and returns a fieldInfo for f.

An Attr represents an attribute in an XML element (Name=Value).

A Name represents an XML name (Local) annotated with a name space identifier (Space).

A StartElement represents an XML start element.

A TagPathError represents an error in the unmarshaling process caused by the use of field tags with conflicting paths.

UnsupportedTypeError is returned when Marshal encounters a type that cannot be converted into XML.