org.jrubyparser.ast
Class BackRefNode

java.lang.Object
  org.jrubyparser.ast.Node
      org.jrubyparser.ast.BackRefNode

All Implemented Interfaces:

IGlobalVariable, INameMatchable, INameNode, ISourcePositionHolder

public class BackRefNode
extends Node
implements IGlobalVariable

Regexp back reference: - $& last successful match - $+ highest numbered group matched in last successful match. - $` what precedes the last successful match - $' what follows the last successful match

Constructor Summary

BackRefNode(SourcePosition position, int type)

Method Summary

Object	accept(NodeVisitor iVisitor) Accept for the visitor pattern.
String	getLexicalName() Get the name including any leading sigils.
SourcePosition	getLexicalNamePosition() The position of the name + any sigils that come with it.
String	getName() Get the plain name without sigils.
SourcePosition	getNamePosition() The position of just the name part of the node.
NodeType	getNodeType()
char	getType() Gets the type
boolean	isNameMatch(String name)
boolean	isSame(Node other) Checks node for 'sameness' for diffing.
void	setName(String newName) Set the name (name should not include sigils).

Methods inherited from class org.jrubyparser.ast.Node

adopt, adopt, adoptUsingNodesPosition, childNodes, comparePositionWith, createList, getClosestIScope, getClosestModule, getGrandParent, getInlineComment, getInnermostIter, getMethodFor, getNodeAt, getNodeName, getOutermostIter, getParent, getPosition, getPositionIncludingComments, getPreviousComments, insertAfter, insertAll, insertBefore, insertNode, isBlockParameter, isDescendentOf, isLeaf, isMethodParameter, setParent, setPosition, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

BackRefNode

public BackRefNode(SourcePosition position,
                   int type)

Method Detail

isSame

public boolean isSame(Node other)

Checks node for 'sameness' for diffing.

Overrides:

isSame in class Node

Parameters:

other - to be compared to

Returns:

Returns a boolean

getNodeType

public NodeType getNodeType()

Specified by:

getNodeType in class Node

Returns:

the nodeId

accept

public Object accept(NodeVisitor iVisitor)

Accept for the visitor pattern.

Specified by:

accept in class Node

Parameters:

iVisitor - the visitor

getType

public char getType()

Gets the type

Returns:

the character which generates the back reference

getName

public String getName()

Description copied from interface: INameNode

Get the plain name without sigils.

Specified by:

getName in interface INameNode

getLexicalName

public String getLexicalName()

Description copied from interface: INameNode

Get the name including any leading sigils.

Specified by:

getLexicalName in interface INameNode

setName

public void setName(String newName)

Description copied from interface: INameNode

Set the name (name should not include sigils).

Specified by:

setName in interface INameNode

getNamePosition

public SourcePosition getNamePosition()

Description copied from interface: INameNode

The position of just the name part of the node.

Specified by:

getNamePosition in interface INameNode

getLexicalNamePosition

public SourcePosition getLexicalNamePosition()

Description copied from interface: INameNode

The position of the name + any sigils that come with it.

Specified by:

getLexicalNamePosition in interface INameNode

isNameMatch

public boolean isNameMatch(String name)

Specified by:

isNameMatch in interface INameMatchable