Class ToArrayLengthNode

java.lang.Object

com.oracle.truffle.api.nodes.Node

com.oracle.truffle.js.nodes.JavaScriptBaseNode

com.oracle.truffle.js.nodes.cast.ToArrayLengthNode

All Implemented Interfaces:

com.oracle.truffle.api.nodes.NodeInterface, Cloneable

public abstract class ToArrayLengthNode
extends JavaScriptBaseNode

Checks if the provided value is a valid length argument for the Array(len) constructor and converts it to a uint32 value. Returns a negative result if the value is not a valid length.

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

Method Summary

Modifier and Type	Method	Description
protected static long	doDouble(double value)
protected static long	doInt(int value)
protected static long	doLong(long value)
protected static long	doSafeInteger(SafeInteger value)
abstract long	executeLong(Object value)
boolean	isTypeNumber(long result)
protected static long	rangeError(double value)
protected static long	rangeError(long value)
protected static long	rangeError(SafeInteger value)
protected static long	typeNotNumber(Object value)

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

copy, getJSContext, getLanguage, getLanguageOptions, getRealm, hasOverloadedOperators, onReplace

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

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

Methods inherited from class java.lang.Object

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

Method Details

executeLong

public abstract long executeLong(Object value)

isTypeNumber

public boolean isTypeNumber(long result)

doInt

protected static long doInt(int value)

doSafeInteger

protected static long doSafeInteger(SafeInteger value)

rangeError

protected static long rangeError(SafeInteger value)

doLong

protected static long doLong(long value)

rangeError

protected static long rangeError(long value)

doDouble

protected static long doDouble(double value)

rangeError

protected static long rangeError(double value)

typeNotNumber

protected static long typeNotNumber(Object value)