com.oracle.truffle.js.runtime.util

Class DefinePropertyUtil

java.lang.Object

com.oracle.truffle.js.runtime.util.DefinePropertyUtil

public final class DefinePropertyUtil
extends Object

Implements ECMAScript 2015's OrdinaryDefineOwnProperty as defined in 9.1.6.1., and connected functionality.

Method Summary

Modifier and Type	Method and Description
static com.oracle.truffle.api.object.Property	getPropertyByKey(JSDynamicObject thisObj, Object key)
static boolean	isCompatiblePropertyDescriptor(boolean extensible, PropertyDescriptor descriptor, PropertyDescriptor current) Implementation of OrdinaryDefineOwnProperty as defined in ECMAScript 2015, 9.1.6.1.
static boolean	isCompatiblePropertyDescriptor(boolean extensible, PropertyDescriptor descriptor, PropertyDescriptor current, boolean doThrow)
static String	nonConfigurableMessage(Object key, boolean reject)
static String	nonWritableMessage(Object key, boolean reject)
static String	notExtensibleMessage(Object key, boolean reject)
static boolean	ordinaryDefineOwnProperty(JSDynamicObject thisObj, Object propertyKey, PropertyDescriptor descriptor, boolean doThrow) Implementation of OrdinaryDefineOwnProperty as defined in ECMAScript 2015, 9.1.6.1.
static boolean	reject(boolean doThrow, String message)
static boolean	validateAndApplyPropertyDescriptor(JSDynamicObject thisObj, Object propertyKey, boolean extensible, PropertyDescriptor descriptor, PropertyDescriptor current, boolean doThrow) Implementation of ValidateAndApplyPropertyDescriptor as defined in ECMAScript 2015, 9.1.6.3.

Methods inherited from class java.lang.Object

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

Method Detail

ordinaryDefineOwnProperty

public static boolean ordinaryDefineOwnProperty(JSDynamicObject thisObj,
                                                Object propertyKey,
                                                PropertyDescriptor descriptor,
                                                boolean doThrow)

Implementation of OrdinaryDefineOwnProperty as defined in ECMAScript 2015, 9.1.6.1.

isCompatiblePropertyDescriptor

public static boolean isCompatiblePropertyDescriptor(boolean extensible,
                                                     PropertyDescriptor descriptor,
                                                     PropertyDescriptor current)

Implementation of OrdinaryDefineOwnProperty as defined in ECMAScript 2015, 9.1.6.1.

isCompatiblePropertyDescriptor

public static boolean isCompatiblePropertyDescriptor(boolean extensible,
                                                     PropertyDescriptor descriptor,
                                                     PropertyDescriptor current,
                                                     boolean doThrow)

validateAndApplyPropertyDescriptor

public static boolean validateAndApplyPropertyDescriptor(JSDynamicObject thisObj,
                                                         Object propertyKey,
                                                         boolean extensible,
                                                         PropertyDescriptor descriptor,
                                                         PropertyDescriptor current,
                                                         boolean doThrow)

Implementation of ValidateAndApplyPropertyDescriptor as defined in ECMAScript 2015, 9.1.6.3.

getPropertyByKey

public static com.oracle.truffle.api.object.Property getPropertyByKey(JSDynamicObject thisObj,
                                                                      Object key)

reject

public static boolean reject(boolean doThrow,
                             String message)

notExtensibleMessage

public static String notExtensibleMessage(Object key,
                                          boolean reject)

nonConfigurableMessage

public static String nonConfigurableMessage(Object key,
                                            boolean reject)

nonWritableMessage

public static String nonWritableMessage(Object key,
                                        boolean reject)