org.jruby.runtime
Class MethodBlock

java.lang.Object
  org.jruby.runtime.Block
      org.jruby.runtime.MethodBlock

public class MethodBlock
extends Block

Internal live representation of a block ({...} or do ... end).

Field Summary

protected Frame	frame frame of method which defined this block
boolean	isLambda

Fields inherited from class org.jruby.runtime.Block

NULL_BLOCK

Constructor Summary

MethodBlock(IRubyObject self, Frame frame, SinglyLinkedList cref, Visibility visibility, RubyModule klass, DynamicScope dynamicScope, Callback callback, RubyMethod method)

Method Summary

Arity	arity() What is the arity of this block?
IRubyObject	call(ThreadContext context, IRubyObject[] args)
Block	cloneBlock()
static MethodBlock	createMethodBlock(ThreadContext context, DynamicScope dynamicScope, Callback callback, RubyMethod method, IRubyObject self)
SinglyLinkedList	getCRef()
DynamicScope	getDynamicScope() Gets the dynamicVariables that are local to this block.
Frame	getFrame() Gets the frame.
RubyModule	getKlass() Gets the klass.
RubyProc	getProcObject() Retrieve the proc object associated with this block
Visibility	getVisibility()
boolean	isGiven() Is the current block a real yield'able block instead a null one
protected void	post(ThreadContext context)
protected void	pre(ThreadContext context, RubyModule klass)
void	setProcObject(RubyProc procObject) Set the proc object associated with this block
void	setSelf(IRubyObject self)
void	setVisibility(Visibility visibility)
IRubyObject	yield(ThreadContext context, IRubyObject value)
IRubyObject	yield(ThreadContext context, IRubyObject value, IRubyObject self, RubyModule klass, boolean aValue) Yield to this block, usually passed to the current call.

Methods inherited from class org.jruby.runtime.Block

createBinding, createBlock

Methods inherited from class java.lang.Object

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

Field Detail

frame

protected final Frame frame

frame of method which defined this block

isLambda

public boolean isLambda

Constructor Detail

MethodBlock

public MethodBlock(IRubyObject self,
                   Frame frame,
                   SinglyLinkedList cref,
                   Visibility visibility,
                   RubyModule klass,
                   DynamicScope dynamicScope,
                   Callback callback,
                   RubyMethod method)

Method Detail

createMethodBlock

public static MethodBlock createMethodBlock(ThreadContext context,
                                            DynamicScope dynamicScope,
                                            Callback callback,
                                            RubyMethod method,
                                            IRubyObject self)

call

public IRubyObject call(ThreadContext context,
                        IRubyObject[] args)

Overrides:

call in class Block

pre

protected void pre(ThreadContext context,
                   RubyModule klass)

Overrides:

pre in class Block

post

protected void post(ThreadContext context)

Overrides:

post in class Block

yield

public IRubyObject yield(ThreadContext context,
                         IRubyObject value)

Overrides:

yield in class Block

yield

public IRubyObject yield(ThreadContext context,
                         IRubyObject value,
                         IRubyObject self,
                         RubyModule klass,
                         boolean aValue)

Yield to this block, usually passed to the current call.

Overrides:

yield in class Block

Parameters:

context - represents the current thread-specific data

value - The value to yield, either a single value or an array of values

self - The current self

klass -

aValue - Should value be arrayified or not?

Returns:

cloneBlock

public Block cloneBlock()

Overrides:

cloneBlock in class Block

arity

public Arity arity()

What is the arity of this block?

Overrides:

arity in class Block

Returns:

the arity

getVisibility

public Visibility getVisibility()

Overrides:

getVisibility in class Block

setVisibility

public void setVisibility(Visibility visibility)

Overrides:

setVisibility in class Block

setSelf

public void setSelf(IRubyObject self)

Overrides:

setSelf in class Block

getCRef

public SinglyLinkedList getCRef()

Overrides:

getCRef in class Block

getProcObject

public RubyProc getProcObject()

Retrieve the proc object associated with this block

Overrides:

getProcObject in class Block

Returns:

the proc or null if this has no proc associated with it

setProcObject

public void setProcObject(RubyProc procObject)

Set the proc object associated with this block

Overrides:

setProcObject in class Block

Parameters:

procObject -

getDynamicScope

public DynamicScope getDynamicScope()

Gets the dynamicVariables that are local to this block. Parent dynamic scopes are also accessible via the current dynamic scope.

Overrides:

getDynamicScope in class Block

Returns:

Returns all relevent variable scoping information

getFrame

public Frame getFrame()

Gets the frame.

Overrides:

getFrame in class Block

Returns:

Returns a RubyFrame

getKlass

public RubyModule getKlass()

Gets the klass.

Overrides:

getKlass in class Block

Returns:

Returns a RubyModule

isGiven

public boolean isGiven()

Is the current block a real yield'able block instead a null one

Overrides:

isGiven in class Block

Returns:

true if this is a valid block or false otherwise