我在我的当前Angular 2 CLI项目中升级到1.0.0-beta.11-webpack.8
,并更新了我的angular-cli.json以匹配升级后的CLI的预期属性。当我运行ng serve时,出现以下错误:
`Cannot read property 'length' of undefined
TypeError: Cannot read property 'length' of undefined
at Object.getWebpackCommonConfig (/Applications/MAMP/htdocs/learnloop/node_modules/angular-cli/addon/ng2/models/webpack-build-common.ts:23:25)
at new NgCliWebpackConfig (/Applications/MAMP/htdocs/learnloop/node_modules/angular-cli/addon/ng2/models/webpack-config.ts:13:30)
at Class.exports.default.Task.extend.run (/Applications/MAMP/htdocs/learnloop/node_modules/angular-cli/addon/ng2/tasks/serve-webpack.ts:19:22)
at /Applications/MAMP/htdocs/learnloop/node_modules/angular-cli/addon/ng2/commands/serve.ts:84:26
at process._tickCallback (internal/process/next_tick.js:103:7)`
我为此苦苦挣扎了一段时间,但在运行了所有这些命令并使Angular CLI不再处于破碎状态后,我遇到了这个问题。以下是我运行的命令:
`npm uninstall -g angular-cli
npm cache clean
npm install -g angular-cli@webpack
rm -rf node_modules dist tmp typings
npm install --save-dev angular-cli@webpack`
最后,这里是我正在使用的node、npm和Angular CLI版本:
Node v6.4.0
NPM 3.10.3
angular-cli: 1.0.0-beta.11-webpack.8
以下是我的angular-cli.json文件:
`{
"project": {
"version": "1.0.0-beta.11-webpack.8",
"name": "learnloop"
},
"apps": [
{
"main": "src/main.ts",
"tsconfig": "src/tsconfig.json",
"mobile": false,
"prefix": "app",
"root": "src",
"styles": [
"styles.scss"
]
}
],
"addons": [],
"packages": [],
"e2e": {
"protractor": {
"config": "config/protractor.conf.js"
}
},
"test": {
"karma": {
"config": "config/karma.conf.js"
}
},
"defaults": {
"styleExt": "scss",
"prefixInterfaces": false,
"lazyRoutePrefix": "+"
}
}`
非常抱歉出现了大段的文字,但我想确保您们都拥有潜在帮助所需的所有信息。这里我做错了什么?