org.jruby.ast

Class NthRefNode

java.lang.Object

org.jruby.ast.Node

org.jruby.ast.NthRefNode

All Implemented Interfaces:

ISourcePositionHolder

public class NthRefNode
extends Node

Represents a $number ($0..$9) variable.

Field Summary

Fields

Modifier and Type	Field and Description
private DefinedMessage	definedMessage ByteList representing the name of this numbered nth ref
private int	matchNumber

Fields inherited from class org.jruby.ast.Node

EMPTY_LIST

Constructor Summary

Constructors

Constructor and Description
NthRefNode(ISourcePosition position, int matchNumber)

Method Summary

Modifier and Type	Method and Description
java.lang.Object	accept(NodeVisitor iVisitor) Accept for the visitor pattern.
java.util.List<Node>	childNodes()
RubyString	definition(Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock)
int	getMatchNumber() Gets the matchNumber.
NodeType	getNodeType()
IRubyObject	interpret(Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock)

Methods inherited from class org.jruby.ast.Node

assign, createList, createList, createList, createList, getNodeName, getPosition, isNil, setPosition, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

matchNumber

private final int matchNumber

definedMessage

private final DefinedMessage definedMessage

ByteList representing the name of this numbered nth ref

Constructor Detail

NthRefNode

public NthRefNode(ISourcePosition position,
                  int matchNumber)

Method Detail

getNodeType

public NodeType getNodeType()

Specified by:

getNodeType in class Node

Returns:

the nodeId

accept

public java.lang.Object accept(NodeVisitor iVisitor)

Accept for the visitor pattern.

Specified by:

accept in class Node

Parameters:

iVisitor - the visitor

getMatchNumber

public int getMatchNumber()

Gets the matchNumber.

Returns:

Returns a int

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 RubyString definition(Ruby runtime,
                             ThreadContext context,
                             IRubyObject self,
                             Block aBlock)

Overrides:

definition in class Node