autoGenerateWrapperClass为null反应母语
问题描述:
我写包装器反应母语在斯卡拉-JSautoGenerateWrapperClass为null反应母语
lazy val reactNative = js.Dynamic.global.require("react-native")
val View = reactNative.View
val component = ReactNativeB[Unit]("NativeYeah")
.render(P => {
reactNative.createElement(View,null)
}).buildU
reactNative.AppRegistry.registerComponent("iOSscala",() => component())
组件注册精细,但其未能在创建视图元素!
null不是(评估 'autoGenerateWrapperClass(标签)')”
完整的堆栈跟踪功能:
CTJSLog> "Error:
stack:
getComponentClassForElement index.ios.bundle:5894
validatePropTypes index.ios.bundle:5634
createElement index.ios.bundle:5681
renderApplication index.ios.bundle:33913
run index.ios.bundle:33858
runApplication index.ios.bundle:33880
jsCall index.ios.bundle:7237
_callFunction index.ios.bundle:7484
applyWithGuard index.ios.bundle:877
guardReturn index.ios.bundle:7286
callFunctionReturnFlushedQueue index.ios.bundle:7493
URL: http://localhost:8081/index.ios.bundle
line: 5894
message: null is not a function (evaluating 'autoGenerateWrapperClass(tag)')"
在调试这个功能
function getComponentClassForElement(element) {
if (typeof element.type === 'function') {
return element.type;
}
var tag = element.type;
var componentClass = tagToComponentClass[tag];
if (componentClass == null) {
tagToComponentClass[tag] = componentClass = autoGenerateWrapperClass(tag);
}
return componentClass;
}
标签值是ReactElement
注意:上面的代码在使用div标签/ react组件的reactjs中正常工作。
编辑:它的问题来自scalajs-react builder,它遵从ReactJS渲染API而不是AppRegistry,关闭问题。
我觉得组件很好,组件是ReactComponentU(un mounted)的一个实例。同时注册var componentClass = ReactNativeComponent.getComponentClassForElement( element );这行很好,甚至我可以看到组件名称。唯一失败的部分是创建视图元素,我相信! – invariant 2015-04-01 13:59:57
好的,当它传递给createElement时,View的价值是什么? – 2015-04-01 14:07:10
reactNative.View – invariant 2015-04-01 14:09:12