Optionaldesc?: booleanIndicates constraint is defined in prose and cannot be enforced automatically.
Optionalentry?: AstConstraint on list child element.
Optionalin?: FieldValueRequire set membership for the value.
Optionalmax?: FieldValueUpper bound on value or sequence length.
Optionalmin?: FieldValueLower bound on value or sequence length.
Optionalparts?: Ast[]List of sub-constraints in a sequence.
Optionalvalue?: FieldValueConstant value.
Parsed list structure.