Module org.htmlunit.corejs

Package org.htmlunit.corejs.javascript

Class InterpreterV2

java.lang.Object

org.htmlunit.corejs.javascript.AInterpreter<CallFrameV2,CompilerData<?>>

org.htmlunit.corejs.javascript.InterpreterV2

All Implemented Interfaces:

Evaluator

public class InterpreterV2
extends AInterpreter<CallFrameV2,CompilerData<?>>

Nested Class Summary

Nested classes/interfaces inherited from class org.htmlunit.corejs.javascript.AInterpreter

AInterpreter.ContinuationJump<T extends ACallFrame<T,U>,U extends ACompilerData<?,U>>, AInterpreter.DebugScope

Field Summary

Fields

Modifier and Type	Field	Description
static final int	INVOCATION_COST

Constructor Summary

Constructors

Constructor	Description
InterpreterV2()

Method Summary

Modifier and Type	Method	Description
static void	addInstructionCount(Context cx, CallFrameV2 frame, int extra)
CompilationResult<JSFunction>	compileFunction(CompilerEnvirons compilerEnv, ScriptNode tree, String rawSource)	Compile a function from intermediate representation tree into an executable form.
CompilationResult<JSScript>	compileScript(CompilerEnvirons compilerEnv, ScriptNode tree, String rawSource)	Compile a script from intermediate representation tree into an executable form.
Function	createFunctionObject(Context cx, VarScope scope, CompilationResult<JSFunction> compiled, Object staticSecurityDomain)	Create a function object.
Script	createScriptObject(CompilationResult<JSScript> compiled, Object staticSecurityDomain)	Create a script object.
static boolean	doEquals(Context cx, CallFrameV2 frame, Operand left, Operand right)
static boolean	doShallowEquals(Context cx, CallFrameV2 frame, Operand left, Operand right)
static void	initFunction(Context cx, VarScope scope, JSDescriptor<?> parent, int index)
static void	initFunction(Context cx, VarScope scope, JSDescriptor<?> parent, int index, boolean hoist)
static Object	interpret(Context cx, CallFrameV2 frame, Object throwable)
static <T extends ScriptOrFn<T>> Object	interpret(T fun, CompilerData<T> data, Context cx, VarScope scope, Object thisObj, Object newTarget, Object[] args)
static Object	resumeGenerator(Context cx, VarScope scope, int operation, Object savedState, Object value)
static boolean	shouldOverrideNativeCall(Object securityDomain, Callable fun, Scriptable funThisObj)

Methods inherited from class org.htmlunit.corejs.javascript.AInterpreter

captureStackInfo, enterFrame, getPatchedStack, getScriptStack, getScriptStackElements, getSourcePositionFromStack

Methods inherited from class java.lang.Object

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

Field Details

INVOCATION_COST

public static final int INVOCATION_COST

See Also:

• Constant Field Values

Constructor Details

InterpreterV2

public InterpreterV2()

Method Details

interpret

public static Object interpret(Context cx,
 CallFrameV2 frame,
 Object throwable)

shouldOverrideNativeCall

public static boolean shouldOverrideNativeCall(Object securityDomain,
 Callable fun,
 Scriptable funThisObj)

initFunction

public static void initFunction(Context cx,
 VarScope scope,
 JSDescriptor<?> parent,
 int index)

initFunction

public static void initFunction(Context cx,
 VarScope scope,
 JSDescriptor<?> parent,
 int index,
 boolean hoist)

interpret

public static <T extends ScriptOrFn<T>> Object interpret(T fun,
 CompilerData<T> data,
 Context cx,
 VarScope scope,
 Object thisObj,
 Object newTarget,
 Object[] args)

resumeGenerator

public static Object resumeGenerator(Context cx,
 VarScope scope,
 int operation,
 Object savedState,
 Object value)

doShallowEquals

public static boolean doShallowEquals(Context cx,
 CallFrameV2 frame,
 Operand left,
 Operand right)

doEquals

public static boolean doEquals(Context cx,
 CallFrameV2 frame,
 Operand left,
 Operand right)

compileScript

public CompilationResult<JSScript> compileScript(CompilerEnvirons compilerEnv,
 ScriptNode tree,
 String rawSource)

Description copied from interface: Evaluator

Compile a script from intermediate representation tree into an executable form.

Parameters:

compilerEnv - Compiler environment

tree - parse tree

rawSource - the source code

Returns:

a result that can be passed to Evaluator.createScriptObject(org.htmlunit.corejs.javascript.CompilationResult<org.htmlunit.corejs.javascript.JSScript>, java.lang.Object)

compileFunction

public CompilationResult<JSFunction> compileFunction(CompilerEnvirons compilerEnv,
 ScriptNode tree,
 String rawSource)

Description copied from interface: Evaluator

Compile a function from intermediate representation tree into an executable form.

Parameters:

compilerEnv - Compiler environment

tree - parse tree

rawSource - the source code

Returns:

a result that can be passed to Evaluator.createFunctionObject(org.htmlunit.corejs.javascript.Context, org.htmlunit.corejs.javascript.VarScope, org.htmlunit.corejs.javascript.CompilationResult<org.htmlunit.corejs.javascript.JSFunction>, java.lang.Object)

createScriptObject

public Script createScriptObject(CompilationResult<JSScript> compiled,
 Object staticSecurityDomain)

Description copied from interface: Evaluator

Create a script object.

Parameters:

compiled - the result returned by Evaluator.compileScript(org.htmlunit.corejs.javascript.CompilerEnvirons, org.htmlunit.corejs.javascript.ast.ScriptNode, java.lang.String)

staticSecurityDomain - security domain

Returns:

Script object that can be evaluated

createFunctionObject

public Function createFunctionObject(Context cx,
 VarScope scope,
 CompilationResult<JSFunction> compiled,
 Object staticSecurityDomain)

Description copied from interface: Evaluator

Create a function object.

Parameters:

cx - Current context

scope - scope of the function

compiled - the result returned by Evaluator.compileFunction(org.htmlunit.corejs.javascript.CompilerEnvirons, org.htmlunit.corejs.javascript.ast.ScriptNode, java.lang.String)

staticSecurityDomain - security domain

Returns:

Function object that can be called

addInstructionCount

public static void addInstructionCount(Context cx,
 CallFrameV2 frame,
 int extra)