1. dartyaml
2. main
3. ScalarNode
4. toString method

ScalarNode class

1. Constructors
2. ScalarNode
3. Properties
4. value
5. comment
6. hashCode
7. isRoot
8. level
9. runtimeType
10. Methods
11. toString
12. noSuchMethod
13. Operators
14. operator ==

@override
String toString() {
  return "$value";
}