Angular asp.net core预呈现网页包错误:TypeError:无法读取属性';过滤器';
我在尝试对我的应用程序进行预渲染时出错:Angular asp.net core预呈现网页包错误:TypeError:无法读取属性';过滤器';,angular,asp.net-core,webpack,prerender,Angular,Asp.net Core,Webpack,Prerender,我在尝试对我的应用程序进行预渲染时出错:asp-prerender-webpack-config=“webpack.config.js” <app asp-prerender-module="ClientApp/dist/main-server" asp-prerender-webpack-config="webpack.config.js">Loading...</app> 正在加载。。。 错误: 处理请求时发生未处理的异常 异常:调用节点模块失败,错误为
asp-prerender-webpack-config=“webpack.config.js”
<app asp-prerender-module="ClientApp/dist/main-server"
asp-prerender-webpack-config="webpack.config.js">Loading...</app>
正在加载。。。
错误:
处理请求时发生未处理的异常
异常:调用节点模块失败,错误为:TypeError:无法
读取处未定义的属性“筛选器”
D:\projects\aspnetocore-angular2\node\u modules\aspnet webpack\loadviaweback.js:80:54
在初始化时建议
(D:\projects\aspnetocore-angular2\node\u modules\aspnet webpack\node\u modules\es6 promise\dist\es6 promise.js:459:5)
在新的承诺下
(D:\projects\aspnetocore-angular2\node_modules\aspnet webpack\node_modules\es6 promise\dist\es6 promise.js:871:31)
在LoadViaWebPackageNoCache
(D:\projects\aspnetocore-angular2\node\u modules\aspnet webpack\loadviaweback.js:34:12)
在Object.loadViaWebpack上
(D:\projects\aspnetocore-angular2\node\u modules\aspnet webpack\loadviaweback.js:19:49)
在findBootModule
(D:\projects\aspnetocore-angular2\node\u modules\aspnet prerendering\prerendering.js:95:29)
在findBootFunc
(D:\projects\aspnetocore-angular2\node\u modules\aspnet prerendering\prerendering.js:103:5)
在renderToString
(D:\projects\aspnetocore-angular2\node\u modules\aspnet prerendering\prerendering.js:10:5)
在module.exports.renderToString处
网页包文件:
var isDevBuild = process.argv.indexOf('--env.prod') < 0;
var path = require('path');
var webpack = require('webpack');
var nodeExternals = require('webpack-node-externals');
var merge = require('webpack-merge');
var allFilenamesExceptJavaScript = /\.(?!js(\?|$))([^.]+(\?|$))/;
// Configuration in common to both client-side and server-side bundles
var sharedConfig = {
resolve: { extensions: [ '', '.js', '.ts' ] },
output: {
filename: '[name].js',
publicPath: '/dist/' // Webpack dev middleware, if enabled, handles requests for this URL prefix
},
module: {
loaders: [
{ test: /\.ts$/, include: /ClientApp/, loader: 'ts', query: { silent: true } },
{ test: /\.html$/, loader: 'raw' },
{ test: /\.css$/, loader: 'to-string!css' },
{ test: /\.(png|jpg|jpeg|gif|svg)$/, loader: 'url', query: { limit: 25000 } }
]
}
};
// Configuration for client-side bundle suitable for running in browsers
var clientBundleConfig = merge(sharedConfig, {
entry: { 'main-client': './ClientApp/boot-client.ts' },
output: { path: path.join(__dirname, './wwwroot/dist') },
devtool: isDevBuild ? 'inline-source-map' : null,
plugins: [
new webpack.DllReferencePlugin({
context: __dirname,
manifest: require('./wwwroot/dist/vendor-manifest.json')
})
].concat(isDevBuild ? [] : [
// Plugins that apply in production builds only
new webpack.optimize.OccurenceOrderPlugin(),
new webpack.optimize.UglifyJsPlugin()
])
});
// Configuration for server-side (prerendering) bundle suitable for running in Node
var serverBundleConfig = merge(sharedConfig, {
entry: { 'main-server': './ClientApp/boot-server.ts' },
output: {
libraryTarget: 'commonjs',
path: path.join(__dirname, './ClientApp/dist')
},
target: 'node',
devtool: 'inline-source-map',
externals: [nodeExternals({ whitelist: [allFilenamesExceptJavaScript] })] // Don't bundle .js files from node_modules
});
module.exports = [clientBundleConfig, serverBundleConfig];
var isDevBuild=process.argv.indexOf('--env.prod')<0;
var path=require('path');
var webpack=require('webpack');
var nodeExternals=require('webpack-node-externals');
var merge=require('webpack-merge');
var allFilenamesExceptJavaScript=/\(?!js(\?|$)([^.]+(\?|$)/;
//客户端和服务器端捆绑包的共同配置
var sharedConfig={
解析:{extensions:['','.js','.ts']},
输出:{
文件名:'[name].js',
publicPath:'/dist/'//Webpack dev中间件,如果启用,将处理对此URL前缀的请求
},
模块:{
装载机:[
{test:/\.ts$/,include:/ClientApp/,loader:'ts',查询:{silent:true},
{test:/\.html$/,加载程序:'raw'},
{test:/\.css$/,加载程序:'to string!css'},
{test://\(png | jpg | jpeg | gif | svg)$/,加载程序:'url',查询:{limit:25000}
]
}
};
//适用于在浏览器中运行的客户端捆绑包的配置
var clientBundleConfig=merge(sharedConfig{
条目:{'main client':'./ClientApp/boot client.ts'},
输出:{path:path.join(uu dirname,'./wwwroot/dist'),
devtool:isDevBuild?“内联源映射”:null,
插件:[
新建webpack.DllReferencePlugin({
上下文:_dirname,
清单:要求('./wwwroot/dist/vendor manifest.json')
})
].concat(isDevBuild?[]:[
//仅适用于生产版本的插件
新建webpack.optimize.OccurenceOrderPlugin(),
新建webpack.optimize.UglifyJsPlugin()
])
});
//适合在节点中运行的服务器端(预渲染)捆绑包的配置
var serverBundleConfig=merge(sharedConfig{
条目:{'main server':'./ClientApp/boot server.ts'},
输出:{
libraryTarget:'commonjs',
path:path.join(uu dirname,'./ClientApp/dist')
},
目标:'节点',
devtool:“内联源映射”,
externals:[nodeExternals({whitelist:[allFilenamesExceptJavaScript]})]//不捆绑来自节点\模块的.js文件
});
module.exports=[clientBundleConfig,serverBundleConfig];
很长一段时间以来,我一直都有同样的问题,我怀疑这是一个bug。我有一个解决方法,从标记中删除asp prerender webpack config
属性,并将webpack配置为将传输的文件输出到另一个同名文件。请确保将libraryTarget:'commonjs2'
添加到网页包配置文件中,以使其正常工作,因为它要求您以以下方式导出启动函数:module.exports
。默认情况下,webpack不会导出任何内容,您必须自己指定。下面是使其与我一样工作所需的代码片段:
clients.jsx
var React = require("react");
var ReactDOMServer = require("react-dom/server");
var Test = React.createClass({
render: function(){
return (<h1>Hello!</h1>);
}
});
module.exports = function (params) {
return new Promise((resolve, reject) => {
resolve({
html: ReactDOMServer.renderToString(<Test />)
});
});
}
Index.cshtml
<div id="clients" asp-prerender-module="wwwroot/modules/clients"
asp-prerender-data="@Model" ></div>
packages.json
"devDependencies": {
"aspnet-prerendering": "^1.0.7",
"aspnet-webpack": "^1.0.17",
"aspnet-webpack-react": "^1.0.2",
"babel-core": "^6.17.0",
"babel-loader": "^6.2.5",
"babel-plugin-add-module-exports": "^0.2.1",
"babel-preset-es2015": "^6.16.0",
"babel-preset-react": "^6.16.0",
"react": "^15.3.2",
"react-dom": "^15.3.2",
"webpack": "^1.13.2"
},
"scripts": {
"dev": "webpack -d --watch",
"build": "webpack -p"
}
因此,react组件将驻留在:
/wwwroot/modules
中,并且在该文件夹中同时驻留clients.jsx
和clients.js
您有什么收获吗?我有点厌倦了神秘的Angular2/网页错误!!使用应用程序显示您的启动。使用。。。
{
"presets": [
"es2015",
"react"
]
}
"devDependencies": {
"aspnet-prerendering": "^1.0.7",
"aspnet-webpack": "^1.0.17",
"aspnet-webpack-react": "^1.0.2",
"babel-core": "^6.17.0",
"babel-loader": "^6.2.5",
"babel-plugin-add-module-exports": "^0.2.1",
"babel-preset-es2015": "^6.16.0",
"babel-preset-react": "^6.16.0",
"react": "^15.3.2",
"react-dom": "^15.3.2",
"webpack": "^1.13.2"
},
"scripts": {
"dev": "webpack -d --watch",
"build": "webpack -p"
}