C++ (Cpp) JSValue::putByIndex示例

static inline void putByVal(ExecState* exec, JSValue baseValue, uint32_t index, JSValue value)
{
    JSGlobalData* globalData = &exec->globalData();

    if (isJSArray(baseValue)) {
        JSArray* array = asArray(baseValue);
        if (array->canSetIndex(index)) {
            array->setIndex(*globalData, index, value);
            return;
        }

        JSArray::putByIndex(array, exec, index, value, strict);
        return;
    }

    if (isJSByteArray(baseValue) && asByteArray(baseValue)->canAccessIndex(index)) {
        JSByteArray* byteArray = asByteArray(baseValue);
        // FIXME: the JITstub used to relink this to an optimized form!
        if (value.isInt32()) {
            byteArray->setIndex(index, value.asInt32());
            return;
        }

        if (value.isNumber()) {
            byteArray->setIndex(index, value.asNumber());
            return;
        }
    }

    baseValue.putByIndex(exec, index, value, strict);
}

示例#2

显示文件

static inline void putByVal(ExecState* exec, JSValue baseValue, uint32_t index, JSValue value)
{
    VM& vm = exec->vm();
    NativeCallFrameTracer tracer(&vm, exec);
    if (direct) {
        RELEASE_ASSERT(baseValue.isObject());
        asObject(baseValue)->putDirectIndex(exec, index, value, 0, strict ? PutDirectIndexShouldThrow : PutDirectIndexShouldNotThrow);
        return;
    }
    if (baseValue.isObject()) {
        JSObject* object = asObject(baseValue);
        if (object->canSetIndexQuickly(index)) {
            object->setIndexQuickly(vm, index, value);
            return;
        }

        object->methodTable(vm)->putByIndex(object, exec, index, value, strict);
        return;
    }

    baseValue.putByIndex(exec, index, value, strict);
}