Parse__TypeKind attempts to convert a string to a __TypeKind.

ENUM is a __TypeKind of type ENUM.

INPUTOBJECT is a __TypeKind of type INPUT_OBJECT.

INTERFACE is a __TypeKind of type INTERFACE.

LIST is a __TypeKind of type LIST.

NONNULL is a __TypeKind of type NON_NULL.

OBJECT is a __TypeKind of type OBJECT.

SCALAR is a __TypeKind of type SCALAR.

UNION is a __TypeKind of type UNION.