com.oracle.truffle.js.runtime.objects

Class PropertyDescriptor

java.lang.Object

com.oracle.truffle.js.runtime.objects.PropertyDescriptor

public final class PropertyDescriptor
extends Object

Objects of this type are used by the defineProperty() and defineProperties() builtin functions. Reason to use this class and not a JSObject directly is to avoid double evaluation.

Field Summary

Fields

Modifier and Type	Field and Description
static PropertyDescriptor	undefinedDataDesc
static PropertyDescriptor	undefinedDataDescNotConfigurable

Method Summary

Modifier and Type	Method and Description
static PropertyDescriptor	createAccessor(Object getter, Object setter)
static PropertyDescriptor	createAccessor(Object getter, Object setter, boolean isEnumerable, boolean isConfigurable)
static PropertyDescriptor	createAccessor(Object getter, Object setter, int attributes)
static PropertyDescriptor	createData(Object value)
static PropertyDescriptor	createData(Object value, boolean isEnumerable, boolean isWritable, boolean isConfigurable)
static PropertyDescriptor	createData(Object value, int attributes)
static PropertyDescriptor	createDataDefault(Object value)
static PropertyDescriptor	createEmpty()
boolean	getConfigurable()
boolean	getEnumerable()
int	getFlags()
Object	getGet()
boolean	getIfHasConfigurable(boolean defaultValue)
boolean	getIfHasEnumerable(boolean defaultValue)
boolean	getIfHasWritable(boolean defaultValue)
Object	getSet()
Object	getValue()
boolean	getWritable()
boolean	hasConfigurable()
boolean	hasEnumerable()
boolean	hasGet()
boolean	hasNoFields() Returns true if this property descriptor does not have any fields.
boolean	hasSet()
boolean	hasValue()
boolean	hasWritable()
boolean	isAccessorDescriptor() 8.10.1 IsAccessorDescriptor ( Desc ).
boolean	isDataDescriptor() 8.10.2 IsDataDescriptor ( Desc ).
boolean	isFullyPopulatedPropertyDescriptor() Returns true if this is a fully populated data or accessor property descriptor.
boolean	isGenericDescriptor() Implementing 8.10.3 IsGenericDescriptor.
void	setAccessor(Accessor accessor)
void	setConfigurable(boolean configurable)
void	setEnumerable(boolean enumerable)
void	setGet(Object get)
void	setSet(Object set)
void	setValue(Object value)
void	setWritable(boolean writable)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

undefinedDataDesc

public static final PropertyDescriptor undefinedDataDesc

undefinedDataDescNotConfigurable

public static final PropertyDescriptor undefinedDataDescNotConfigurable

Method Detail

createEmpty

public static PropertyDescriptor createEmpty()

createData

public static PropertyDescriptor createData(Object value,
                                            boolean isEnumerable,
                                            boolean isWritable,
                                            boolean isConfigurable)

createData

public static PropertyDescriptor createData(Object value,
                                            int attributes)

createData

public static PropertyDescriptor createData(Object value)

createDataDefault

public static PropertyDescriptor createDataDefault(Object value)

createAccessor

public static PropertyDescriptor createAccessor(Object getter,
                                                Object setter)

createAccessor

public static PropertyDescriptor createAccessor(Object getter,
                                                Object setter,
                                                int attributes)

createAccessor

public static PropertyDescriptor createAccessor(Object getter,
                                                Object setter,
                                                boolean isEnumerable,
                                                boolean isConfigurable)

getValue

public Object getValue()

setValue

public void setValue(Object value)

getGet

public Object getGet()

setGet

public void setGet(Object get)

getSet

public Object getSet()

setSet

public void setSet(Object set)

setAccessor

public void setAccessor(Accessor accessor)

getEnumerable

public boolean getEnumerable()

getIfHasEnumerable

public boolean getIfHasEnumerable(boolean defaultValue)

setEnumerable

public void setEnumerable(boolean enumerable)

getWritable

public boolean getWritable()

getIfHasWritable

public boolean getIfHasWritable(boolean defaultValue)

setWritable

public void setWritable(boolean writable)

getConfigurable

public boolean getConfigurable()

getIfHasConfigurable

public boolean getIfHasConfigurable(boolean defaultValue)

setConfigurable

public void setConfigurable(boolean configurable)

hasSet

public boolean hasSet()

hasGet

public boolean hasGet()

hasValue

public boolean hasValue()

hasEnumerable

public boolean hasEnumerable()

hasWritable

public boolean hasWritable()

hasConfigurable

public boolean hasConfigurable()

toString

public String toString()

Overrides:

toString in class Object

isAccessorDescriptor

public boolean isAccessorDescriptor()

8.10.1 IsAccessorDescriptor ( Desc ).

isDataDescriptor

public boolean isDataDescriptor()

8.10.2 IsDataDescriptor ( Desc ).

isGenericDescriptor

public boolean isGenericDescriptor()

Implementing 8.10.3 IsGenericDescriptor.

hasNoFields

public boolean hasNoFields()

Returns true if this property descriptor does not have any fields.

isFullyPopulatedPropertyDescriptor

public boolean isFullyPopulatedPropertyDescriptor()

Returns true if this is a fully populated data or accessor property descriptor.

getFlags

public int getFlags()