JSCFunctionType.defSetter constructor

JSCFunctionType.defSetter(
  1. JSContext _ctx, {
  2. JSCFunctionSetterFunction? func,
  3. bool autoDispose = true,
})

Implementation

JSCFunctionType.defSetter(
  this._ctx, {
  JSCFunctionSetterFunction? func,
  bool autoDispose = true,
}) {
  _cfuncSetterFuncNC = NativeCallable.isolateLocal((
    JSContextRef ctx,
    JSValue_ thiz,
    JSValue_ val,
  ) {
    JSValue_ result;
    if (func == null) {
      _jsValueRef = calloc.call<JSValue_>(sizeOf<JSValue_>());
      result = _jsValueRef!.ref;
    } else {
      result =
          func
              .call(
                JSContext(ctx),
                JSValue.ptr(_ctx, thiz),
                JSValue.ptr(_ctx, val),
              )
              .ref
              .ref;
    }
    try {
      return result;
    } finally {
      if (_jsValueRef != null && _jsValueRef != nullptr) {
        calloc.free(_jsValueRef!);
      }
    }
  });
  _ref = calloc.call(sizeOf<JSCFunctionType_>())
    ..ref.setter = _cfuncSetterFuncNC!.nativeFunction;
  attach(calloc.nativeFree, _ref.cast(), autoDispose: autoDispose);
}