我尝试用角CLI ng build --prod构建项目,并得到了以下错误:
TypeError中的错误:无法读取未定义的属性“类别”
如果我使用非--prod 构建,则不会得到任何错误。
完全错误:
ERROR in TypeError: Cannot read property 'kind' of undefined
at isParameterPropertyDeclaration (node_modules/typescript/lib/typescript.js:13445:88)
at Object.filter (node_modules/
我正在看,突然在视频的1:30,有人说AST is transformed into typescript code if we use AOT compilation or javascript code if we use JIT compilation。。现在我超级困惑到底发生了什么?(.ts)是先由typescript编译器转译成js,然后再由angular编译器执行,还是由angular编译器完成工作,再由typescript编译器执行?我通过了这个,但显然我的怀疑还不清楚?有人能帮我解决这个问题吗?
我收到以下错误: ERROR in RangeError: Maximum call stack size exceeded
at getResolvedBaseConstraint (/project/node_modules/typescript/lib/typescript.js:53262:43)
at getBaseConstraintOfType (/project/node_modules/typescript/lib/typescript.js:53242:34)
at getTypeFacts (/project/node_modules/types
我在angular 4项目中使用ng服务器运行,得到错误。
Cannot read property 'length' of undefined
但是我的项目中没有任何属性长度..
完整的错误
Your global Angular CLI version (1.2.1) is greater than your local
version (1.1.3). The local Angular CLI version is used.
To disable this warning use "ng set --global warnings.versionMi
我是一个全新的角度4,并试图弄清楚一个简单的项目的基本结构。我已经测试了我的项目,昨天它运行得很好。但是今天,当我打开我的项目并想要做"ng serve“时,它显示了下面的错误。不知道问题出在哪里。
TypeError: Cannot read property 'length' of undefined
at createSourceFile (C:\Users\IR\Desktop\angular-first-project\node_modules\typescript\lib\typescript.js:15457:109)
at parseSourceFile
ng serve open可以成功地运行第一个应用程序,但是当我创建另一个项目并尝试运行它时。它显示了以下错误消息。
ERROR in TypeError:
Cannot read property 'flags' of undefined**
at resolveAlias (C:\Users\780892\Desktop\fourth semester 2\emerging\angular\demo2\node_modules\typescript\lib\typescript.js:36513:37)
at checkAliasSymbol (C:\Use
我刚刚更新了我的angular项目。看起来一切都很好,除了我得到了以下警告: npm WARN @angular-devkit/build-angular@0.800.2 requires a peer of typescript@>=3.1 < 3.5 but none is installed. You must install peer dependencies yourself.
npm WARN @angular/compiler-cli@8.0.0 requires a peer of typescript@>=3.4 <3.5 but none is i
以下是我的步骤:
Install node latest v7
Install angular cli > npm install -g @angular/cli
Open CMD and via CMD navigate to Desktop > cd Desktop
Create an angular project via angular CLI > ng new testNg
Navigate to project > cd testing
Run ng serve to launch > ng serve ( response all good, pag