Create a new ElseNode node.
Create a new EnsureNode node.
Create a new FalseNode node.
Create a new FloatNode node.
Create a new ForNode node.
Create a new HashNode node.
Create a new IfNode node.
Create a new ImaginaryNode node.
Create a new ImplicitNode node.
Create a new InNode node.
Create a new IntegerNode node.
Create a new LambdaNode node.
Create a new MissingNode node.
Create a new NextNode node.
Create a new NilNode node.
Create a new OrNode node.
Create a new ParametersNode node.
Create a new ParenthesesNode node.
Create a new ProgramNode node.
Create a new RangeNode node.
Create a new RedoNode node.
Create a new RescueNode node.
Create a new RetryNode node.
Create a new ReturnNode node.
Create a new SelfNode node.