##### NodeValidator class

1. Constructors
2. NodeValidator
3. throws
4. Properties
5. hashCode
6. runtimeType
7. Methods
8. allowsAttribute
9. allowsElement
10. noSuchMethod
11. toString
12. Operators
13. operator ==

# NodeValidator.throws constructor

NodeValidator.throws(NodeValidator base)

## Implementation

    factory NodeValidator.throws(NodeValidator base) =>
        new _ThrowsNodeValidator(base);