Class AsyncIteratorNextNode

java.lang.Object

com.oracle.truffle.api.nodes.Node

com.oracle.truffle.js.nodes.JavaScriptBaseNode

com.oracle.truffle.js.nodes.JavaScriptNode

com.oracle.truffle.js.nodes.control.AbstractAwaitNode

com.oracle.truffle.js.nodes.access.AsyncIteratorNextNode

All Implemented Interfaces:

com.oracle.truffle.api.instrumentation.InstrumentableNode, com.oracle.truffle.api.nodes.NodeInterface, ResumableNode, ResumableNode.WithIntState, SuspendNode, Cloneable

public class AsyncIteratorNextNode
extends AbstractAwaitNode
implements ResumableNode.WithIntState

Utility node implementing ForIn/OfBodyEvaluation handling of async iterators.

See Also:

• IteratorNextUnaryNode

Nested Class Summary

Nested classes/interfaces inherited from class com.oracle.truffle.api.nodes.Node

com.oracle.truffle.api.nodes.Node.Child, com.oracle.truffle.api.nodes.Node.Children

Nested classes/interfaces inherited from interface com.oracle.truffle.api.instrumentation.InstrumentableNode

com.oracle.truffle.api.instrumentation.InstrumentableNode.WrapperNode

Nested classes/interfaces inherited from interface com.oracle.truffle.js.nodes.control.ResumableNode

ResumableNode.WithIntState, ResumableNode.WithObjectState

Field Summary

Fields inherited from class com.oracle.truffle.js.nodes.control.AbstractAwaitNode

context, expression, readAsyncContextNode, readAsyncResultNode, stateSlot

Fields inherited from class com.oracle.truffle.js.nodes.JavaScriptNode

INTERMEDIATE_VALUE

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AsyncIteratorNextNode(JSContext context, int stateSlot, JavaScriptNode iterator, JSReadFrameSlotNode asyncContextNode, JSReadFrameSlotNode asyncResultNode)

Method Summary

Modifier and Type	Method	Description
protected JavaScriptNode	copyUninitialized(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)
static JavaScriptNode	create(JSContext context, int stateSlot, JavaScriptNode iterator, JSReadFrameSlotNode asyncContextNode, JSReadFrameSlotNode asyncResultNode)
Object	execute(com.oracle.truffle.api.frame.VirtualFrame frame)	Executes this node using the specified context and frame and returns the result value.

Methods inherited from class com.oracle.truffle.js.nodes.control.AbstractAwaitNode

echoInput, findAsyncStackFramesFromHandler, findAsyncStackFramesFromPromise, getNodeObject, hasTag, resumeAwait, suspendAwait

Methods inherited from class com.oracle.truffle.js.nodes.JavaScriptNode

addCallTag, addExpressionTag, addRootBodyTag, addStatementTag, cloneUninitialized, cloneUninitialized, copy, createWrapper, executeBoolean, executeDouble, executeInt, executeVoid, expressionToString, findBlockScopeNode, getSourceSection, hasSourceSection, isInstrumentable, isResultAlwaysOfType, onReplace, setSourceSection, setSourceSection, toString, transferSourceSection, transferSourceSectionAddExpressionTag, transferSourceSectionAndTags

Methods inherited from class com.oracle.truffle.js.nodes.JavaScriptBaseNode

getJSContext, getLanguage, getLanguageOptions, getRealm, hasOverloadedOperators

Methods inherited from class com.oracle.truffle.api.nodes.Node

accept, adoptChildren, atomic, atomic, deepCopy, getChildren, getCost, getDebugProperties, getDescription, getEncapsulatingSourceSection, getLock, getParent, getRootNode, insert, insert, isAdoptable, isSafelyReplaceableBy, notifyInserted, replace, replace, reportPolymorphicSpecialize

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.truffle.api.instrumentation.InstrumentableNode

findNearestNodeAt, findNearestNodeAt, materializeInstrumentableNodes

Methods inherited from interface com.oracle.truffle.js.nodes.control.ResumableNode

asResumableNode, resetState, resume

Methods inherited from interface com.oracle.truffle.js.nodes.control.ResumableNode.WithIntState

getStateAsInt, getStateAsIntAndReset, getStateSlotKind, setStateAsInt

Constructor Details

AsyncIteratorNextNode

protected AsyncIteratorNextNode(JSContext context,
 int stateSlot,
 JavaScriptNode iterator,
 JSReadFrameSlotNode asyncContextNode,
 JSReadFrameSlotNode asyncResultNode)

Method Details

create

public static JavaScriptNode create(JSContext context,
 int stateSlot,
 JavaScriptNode iterator,
 JSReadFrameSlotNode asyncContextNode,
 JSReadFrameSlotNode asyncResultNode)

execute

public Object execute(com.oracle.truffle.api.frame.VirtualFrame frame)

Description copied from class: JavaScriptNode

Executes this node using the specified context and frame and returns the result value.

Specified by:

execute in class JavaScriptNode

Parameters:

frame - the frame of the currently executing guest language method

Returns:

the value of the execution

copyUninitialized

protected JavaScriptNode copyUninitialized(Set<Class<? extends com.oracle.truffle.api.instrumentation.Tag>> materializedTags)

Overrides:

copyUninitialized in class JavaScriptNode