org.jruby.ast
Class NilNode
java.lang.Object
org.jruby.ast.Node
org.jruby.ast.NilNode
- All Implemented Interfaces:
- INameNode, ISourcePositionHolder
- Direct Known Subclasses:
- NilImplicitNode
public class NilNode
- extends Node
- implements INameNode
represents 'nil'
Method Summary |
Instruction |
accept(NodeVisitor iVisitor)
Accept for the visitor pattern. |
java.util.List<Node> |
childNodes()
|
java.lang.String |
definition(Ruby runtime,
ThreadContext context,
IRubyObject self,
Block aBlock)
|
java.lang.String |
getName()
Name of nil node. |
IRubyObject |
interpret(Ruby runtime,
ThreadContext context,
IRubyObject self,
Block aBlock)
|
IRubyObject |
when(WhenNode whenNode,
IRubyObject value,
ThreadContext context,
Ruby runtime,
IRubyObject self,
Block aBlock)
|
Methods inherited from class org.jruby.ast.Node |
addComment, addComments, assign, createList, getComments, getNodeName, getPosition, getPositionIncludingComments, hasComments, isInvisible, setPosition, toString |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
NilNode
public NilNode(ISourcePosition position)
accept
public Instruction accept(NodeVisitor iVisitor)
- Accept for the visitor pattern.
- Specified by:
accept
in class Node
- Parameters:
iVisitor
- the visitor
getName
public java.lang.String getName()
- Name of nil node.
- Specified by:
getName
in interface INameNode
childNodes
public java.util.List<Node> childNodes()
- Specified by:
childNodes
in class Node
interpret
public IRubyObject interpret(Ruby runtime,
ThreadContext context,
IRubyObject self,
Block aBlock)
- Overrides:
interpret
in class Node
definition
public java.lang.String definition(Ruby runtime,
ThreadContext context,
IRubyObject self,
Block aBlock)
- Overrides:
definition
in class Node
when
public IRubyObject when(WhenNode whenNode,
IRubyObject value,
ThreadContext context,
Ruby runtime,
IRubyObject self,
Block aBlock)
- Overrides:
when
in class Node
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