com.oracle.truffle.js.parser.env

Class DerivedEnvironment

java.lang.Object

com.oracle.truffle.js.parser.env.Environment

com.oracle.truffle.js.parser.env.DerivedEnvironment

Direct Known Subclasses:

GlobalEnvironment, PrivateEnvironment, WithEnvironment

public abstract class DerivedEnvironment
extends Environment

Base class for environments that extend the current function or block environment.

Nested Class Summary

Nested classes/interfaces inherited from class com.oracle.truffle.js.parser.env.Environment

Environment.AbstractFrameVarRef, Environment.FrameSlotVarRef, Environment.GlobalLexVarRef, Environment.GlobalVarRef, Environment.MappedArgumentVarRef, Environment.VarRef, Environment.WrappedVarRef

Field Summary

Fields inherited from class com.oracle.truffle.js.parser.env.Environment

context, factory

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DerivedEnvironment(Environment parent, NodeFactory factory, JSContext context)

Method Summary

Modifier and Type	Method and Description
JSFrameSlot	declareInternalSlot(Object name)
JSFrameDescriptor	getBlockFrameDescriptor()
JSFrameSlot	getCurrentBlockScopeSlot()
int	getScopeLevel()

Methods inherited from class com.oracle.truffle.js.parser.env.Environment

addFrameSlotFromSymbol, addFrameSlotsFromSymbols, addFrameSlotsFromSymbols, createLocal, createTempVar, declareLocalVar, findActiveModule, findArgumentsVar, findAsyncContextVar, findAsyncResultVar, findBlockFrameSlot, findBlockScopedVar, findDynamicScopeVar, findFunctionFrameSlot, findInternalSlot, findInternalSlot, findInternalSlot, findLocalVar, findNewTargetVar, findSuperVar, findTempVar, findThisVar, findVar, findVar, findVar, findYieldValueVar, function, getBlockScopeSlot, getFunctionFrameDescriptor, getParent, getParentAt, getScope, getVariableEnvironment, hasLocalVar, hasScopeFrame, isDynamicallyScoped, isDynamicScopeContext, isStrictMode, joinElements, reserveArgumentsSlot, reserveDynamicScopeSlot, reserveNewTargetSlot, reserveSuperSlot, reserveThisSlot, toString, toStringImpl

Methods inherited from class java.lang.Object

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

Constructor Detail

DerivedEnvironment

protected DerivedEnvironment(Environment parent,
                             NodeFactory factory,
                             JSContext context)

Method Detail

getBlockFrameDescriptor

public final JSFrameDescriptor getBlockFrameDescriptor()

Overrides:

getBlockFrameDescriptor in class Environment

getScopeLevel

public final int getScopeLevel()

Overrides:

getScopeLevel in class Environment

getCurrentBlockScopeSlot

public final JSFrameSlot getCurrentBlockScopeSlot()

Overrides:

getCurrentBlockScopeSlot in class Environment

declareInternalSlot

public final JSFrameSlot declareInternalSlot(Object name)

Overrides:

declareInternalSlot in class Environment