コード例 #1
0
ファイル: Completion.cpp プロジェクト: annulen/webkit
JSValue evaluate(ExecState* exec, const SourceCode& source, JSValue thisValue, NakedPtr<Exception>& returnedException)
{
    JSLockHolder lock(exec);
    RELEASE_ASSERT(exec->vm().atomicStringTable() == wtfThreadData().atomicStringTable());
    RELEASE_ASSERT(!exec->vm().isCollectorBusy());

    CodeProfiling profile(source);

    ProgramExecutable* program = ProgramExecutable::create(exec, source);
    if (!program) {
        returnedException = exec->vm().exception();
        exec->vm().clearException();
        return jsUndefined();
    }

    if (!thisValue || thisValue.isUndefinedOrNull())
        thisValue = exec->vmEntryGlobalObject();
    JSObject* thisObj = jsCast<JSObject*>(thisValue.toThis(exec, NotStrictMode));
    JSValue result = exec->interpreter()->execute(program, exec, thisObj);

    if (exec->hadException()) {
        returnedException = exec->exception();
        exec->clearException();
        return jsUndefined();
    }

    RELEASE_ASSERT(result);
    return result;
}
コード例 #2
0
JSValue evaluate(ExecState* exec, const SourceCode& source, JSValue thisValue, NakedPtr<Exception>& returnedException)
{
    VM& vm = exec->vm();
    JSLockHolder lock(vm);
    auto scope = DECLARE_CATCH_SCOPE(vm);
    RELEASE_ASSERT(vm.atomicStringTable() == wtfThreadData().atomicStringTable());
    RELEASE_ASSERT(!vm.isCollectorBusyOnCurrentThread());

    CodeProfiling profile(source);

    ProgramExecutable* program = ProgramExecutable::create(exec, source);
    ASSERT(scope.exception() || program);
    if (!program) {
        returnedException = scope.exception();
        scope.clearException();
        return jsUndefined();
    }

    if (!thisValue || thisValue.isUndefinedOrNull())
        thisValue = exec->vmEntryGlobalObject();
    JSObject* thisObj = jsCast<JSObject*>(thisValue.toThis(exec, NotStrictMode));
    JSValue result = exec->interpreter()->execute(program, exec, thisObj);

    if (scope.exception()) {
        returnedException = scope.exception();
        scope.clearException();
        return jsUndefined();
    }

    RELEASE_ASSERT(result);
    return result;
}
コード例 #3
0
EncodedJSValue JSC_HOST_CALL dateProtoFuncToJSON(ExecState* exec)
{
    JSValue thisValue = exec->thisValue();
    JSObject* object = jsCast<JSObject*>(thisValue.toThis(exec, NotStrictMode));
    if (exec->hadException())
        return JSValue::encode(jsNull());
    
    JSValue toISOValue = object->get(exec, exec->vm().propertyNames->toISOString);
    if (exec->hadException())
        return JSValue::encode(jsNull());

    CallData callData;
    CallType callType = getCallData(toISOValue, callData);
    if (callType == CallTypeNone)
        return throwVMError(exec, createTypeError(exec, ASCIILiteral("toISOString is not a function")));

    JSValue result = call(exec, asObject(toISOValue), callType, callData, object, exec->emptyList());
    if (exec->hadException())
        return JSValue::encode(jsNull());
    if (result.isObject())
        return throwVMError(exec, createTypeError(exec, ASCIILiteral("toISOString did not return a primitive value")));
    return JSValue::encode(result);
}
コード例 #4
0
ファイル: DebuggerCallFrame.cpp プロジェクト: eocanha/webkit
JSValue DebuggerCallFrame::thisValue() const
{
    ASSERT(isValid());
    if (!isValid())
        return jsUndefined();

    CodeBlock* codeBlock = nullptr;
    JSValue thisValue;
    if (isTailDeleted()) {
        thisValue = m_shadowChickenFrame.thisValue;
        codeBlock = m_shadowChickenFrame.codeBlock;
    } else {
        thisValue = m_validMachineFrame->thisValue();
        codeBlock = m_validMachineFrame->codeBlock();
    }

    if (!thisValue)
        return jsUndefined();

    ECMAMode ecmaMode = NotStrictMode;
    if (codeBlock && codeBlock->isStrictMode())
        ecmaMode = StrictMode;
    return thisValue.toThis(m_validMachineFrame, ecmaMode);
}