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我是npm和React的新手。我有一个使用React UI的应用程序,我想用react-chartjs包含一些图表。不能使用npm模块react-chartjs和React
在我app.jsx文件我尝试创建一个条形图:
var BarChart = require("react-chartjs").Bar;
var chartData = {
...
};
var CategorySummaryGraph = React.createClass({
render: function() {
return (
<BarChart data={chartData} width="600" height="250"/>
);
}
});
我捆用杯和browserify:
var gulp = require('gulp');
var react = require('gulp-react');
var browserify = require('gulp-browserify');
gulp.task('bundle-jsx', function() {
return gulp.src('./myapp/static/jsx/*.jsx')
.pipe(react())
.pipe(browserify())
.pipe(gulp.dest('./myapp/static/js/'));
});
加载的页面时,这给了我一个错误浏览器:
Uncaught Error: Invariant Violation: addComponentAsRefTo(...): Only a ReactOwner can have refs. This usually means that you're trying to add a ref to a component that doesn't have an owner (that is, was not created inside of another component's `render` method). Try rendering this component inside of a new top-level component which will hold the ref.
invariant @ react.js:18405
ReactOwner.addComponentAsRefTo @ react.js:13256
attachRef @ react.js:14174
ReactRef.attachRefs @ react.js:14190
attachRefs @ react.js:14051
assign.notifyAll @ react.js:1045
ON_DOM_READY_QUEUEING.close @ react.js:13934
Mixin.closeAll @ react.js:16693
Mixin.perform @ react.js:16634
batchedMountComponentIntoNode @ react.js:11998
Mixin.perform @ react.js:16620
ReactDefaultBatchingStrategy.batchedUpdates @ react.js:9140
batchedUpdates @ react.js:14853
ReactMount._renderNewRootComponent @ react.js:12133
ReactPerf.measure.wrapper @ react.js:13366
ReactMount.render @ react.js:12222
ReactPerf.measure.wrapper @ react.js:13366
(anonymous function) @ myapp.js:23474
m.Callbacks.j @ jquery-1.11.3.min.js:2
m.Callbacks.k.fireWith @ jquery-1.11.3.min.js:2
m.extend.ready @ jquery-1.11.3.min.js:2
J @ jquery-1.11.3.min.js:2
从错误消息,它似乎对我来说像BarChart没有渲染方法...如果react-chartjs工作的话,这显然不是这种情况。我不知道该去哪里,所以任何帮助将不胜感激。
此错误似乎与上述代码无关。你如何启动你的React代码?也许是这样的:'React.render(,element);'?或者你是否在某个地方为渲染方法外的变量分配了一个React组件? React抱怨''ref在错误的上下文中被使用。 –
Daniel