org.jruby.ast

Class DAsgnNode

java.lang.Object

org.jruby.ast.Node

org.jruby.ast.AssignableNode

org.jruby.ast.DAsgnNode

All Implemented Interfaces:

IArityNode, INameNode, ISourcePositionHolder

public class DAsgnNode
extends AssignableNode
implements INameNode

An assignment to a dynamic variable (e.g. block scope local variable).

Constructor Summary

Constructors

Constructor and Description
DAsgnNode(ISourcePosition position, String name, int location, Node valueNode)

Method Summary

Methods

Modifier and Type	Method and Description
Object	accept(NodeVisitor iVisitor) Accept for the visitor pattern.
IRubyObject	assign(Ruby runtime, ThreadContext context, IRubyObject self, IRubyObject value, Block block, boolean checkArity)
List<Node>	childNodes()
int	getDepth() How many scopes should we burrow down to until we need to set the block variable value.
int	getIndex() Gets the index within the scope construct that actually holds the eval'd value of this local variable
String	getName() Gets the name.
NodeType	getNodeType()
IRubyObject	interpret(Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock)
void	setName(String name)

Methods inherited from class org.jruby.ast.AssignableNode

definition, getArity, getValueNode, setValueNode

Methods inherited from class org.jruby.ast.Node

createList, getNodeName, getPosition, setPosition, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DAsgnNode

public DAsgnNode(ISourcePosition position,
         String name,
         int location,
         Node valueNode)

Method Detail

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

getName

public String getName()

Gets the name.

Specified by:

getName in interface INameNode

Returns:

Returns a String

getDepth

public int getDepth()

How many scopes should we burrow down to until we need to set the block variable value.

Returns:

0 for current scope, 1 for one down, ...

getIndex

public int getIndex()

Gets the index within the scope construct that actually holds the eval'd value of this local variable

Returns:

Returns an int offset into storage structure

childNodes

public List<Node> childNodes()

Specified by:

childNodes in class Node

setName

public void setName(String name)

interpret

public IRubyObject interpret(Ruby runtime,
                    ThreadContext context,
                    IRubyObject self,
                    Block aBlock)

Overrides:

interpret in class Node

assign

public IRubyObject assign(Ruby runtime,
                 ThreadContext context,
                 IRubyObject self,
                 IRubyObject value,
                 Block block,
                 boolean checkArity)

Overrides:

assign in class Node