我正在将Project从angular-cli@1.1.0升级为使用Angular-cli@6.0.0和ng-universal创建的Angular6项目。 以下是package.json文件：
{
"name": "ng-universal",
"version": "0.0.0",
"license": "MIT",
"main": "dist/app/server/main.js",
"scripts": {
"ng": "ng",
"prestart": "npm run build:prod",
"start": "node $npm_package_main",
"build": "ng run ng-universal:udk",
"build:prod": "ng run ng-universal:udk:production",
"dev": "ng-udkc",
"dev:spa": "ng serve --hmr",
"test": "ng test",
"lint": "ng lint",
"e2e": "ng e2e",
"now-build": "ng run ng-universal:udk:production",
"now-start": "node $npm_package_main"
},
"private": true,
"dependencies": {
"@angular/animations": "^6.0.0",
"@angular/cdk": "^6.0.1",
"@angular/common": "^6.0.0",
"@angular/compiler": "^6.0.0",
"@angular/core": "^6.0.0",
"@angular/forms": "^6.0.0",
"@angular/http": "^6.0.0",
"@angular/material": "^6.0.1",
"@angular/platform-browser": "^6.0.0",
"@angular/platform-browser-dynamic": "^6.0.0",
"@angular/platform-server": "^6.0.0",
"@angular/router": "^6.0.0",
"@nguniversal/express-engine": "^6.0.0",
"@nguniversal/module-map-ngfactory-loader": "^6.0.0",
"core-js": "^2.5.5",
"rxjs": "^6.0.0",
"zone.js": "^0.8.26"
},
"devDependencies": {
"@angular-devkit/build-angular": "~0.6.0",
"@angular/cli": "~6.0.0",
"@angular/compiler-cli": "^6.0.0",
"@angular/language-service": "^6.0.0",
"@angularclass/hmr": "^2.1.3",
"@types/jasmine": "~2.8.6",
"@types/jasminewd2": "~2.0.3",
"@types/node": "~8.9.4",
"@types/webpack-env": "^1.13.6",
"codelyzer": "~4.2.1",
"hammerjs": "^2.0.8",
"jasmine-core": "~2.99.1",
"jasmine-spec-reporter": "~4.2.1",
"karma": "~1.7.1",
"karma-chrome-launcher": "~2.2.0",
"karma-coverage-istanbul-reporter": "~1.4.2",
"karma-jasmine": "~1.1.1",
"karma-jasmine-html-reporter": "^0.2.2",
"material-design-icons": "^3.0.1",
"protractor": "~5.3.1",
"ts-node": "~5.0.1",
"tslint": "~5.9.1",
"typeface-roboto": "0.0.54",
"typescript": "~2.7.2",
"udk": "^0.3.13",
"web-animations-js": "^2.3.1"
}
}
angular.json文件：
{
"$schema": "./node_modules/@angular/cli/lib/config/schema.json",
"version": 1,
"newProjectRoot": "projects",
"projects": {
"ng-universal": {
"root": "",
"projectType": "application",
"prefix": "app",
"architect": {
"build": {
"builder": "@angular-devkit/build-angular:browser",
"options": {
"outputPath": "dist/app/browser",
"index": "src/index.html",
"main": "src/main.ts",
"polyfills": "src/polyfills.ts",
"tsConfig": "src/tsconfig.browser.json",
"assets": [
"src/assets",
"src/css",
"src/images",
"src/js",
"src/json",
"src/styles"
],
"styles": [
"src/styles.scss"
],
"scripts": []
},
"configurations": {
"production": {
"fileReplacements": [
{
"replace": "environments/environment.ts",
"with": "environments/environment.prod.ts"
}
],
"optimization": true,
"outputHashing": "all",
"sourceMap": false,
"extractCss": true,
"namedChunks": false,
"aot": true,
"extractLicenses": true,
"vendorChunk": false,
"buildOptimizer": true
}
}
},
"serve": {
"builder": "@angular-devkit/build-angular:dev-server",
"options": {
"browserTarget": "ng-universal:build"
},
"configurations": {
"production": {
"browserTarget": "ng-universal:build:production"
}
}
},
"server": {
"builder": "@angular-devkit/build-angular:server",
"options": {
"outputPath": "dist/app/server",
"main": "src/main.server.ts",
"tsConfig": "src/tsconfig.server.json"
},
"configurations": {
"production": {
"fileReplacements": [
{
"replace": "environments/environment.ts",
"with": "environments/environment.prod.ts"
}
]
}
}
},
"udk": {
"builder": "udk:udk-builder",
"options": {
"main": "src/main.server.ts",
"browserTarget": "ng-universal:build",
"serverTarget": "ng-universal:server"
},
"configurations": {
"production": {
"browserTarget": "ng-universal:build:production",
"serverTarget": "ng-universal:server:production",
"verbose": true
}
}
},
"extract-i18n": {
"builder": "@angular-devkit/build-angular:extract-i18n",
"options": {
"browserTarget": "ng-universal:build"
}
},
"test": {
"builder": "@angular-devkit/build-angular:karma",
"options": {
"main": "src/test/boot-tests.ts",
"polyfills": "src/polyfills.ts",
"tsConfig": "src/tsconfig.spec.json",
"karmaConfig": "src/test/karma.conf.js",
"styles": [
"src/styles.scss"
],
"scripts": [],
"assets": [
"src/assets",
"src/css",
"src/images",
"src/js",
"src/json",
"src/styles"
]
}
},
"lint": {
"builder": "@angular-devkit/build-angular:tslint",
"options": {
"tsConfig": [
"src/tsconfig.app.json",
"src/tsconfig.spec.json"
],
"exclude": [
"**/node_modules/**"
]
}
}
}
},
"ng-universal-e2e": {
"root": "e2e/",
"projectType": "application",
"architect": {
"e2e": {
"builder": "@angular-devkit/build-angular:protractor",
"options": {
"protractorConfig": "e2e/protractor.conf.js",
"devServerTarget": "ng-universal:serve"
},
"configurations": {
"production": {
"devServerTarget": "ng-universal:serve:production"
}
}
},
"lint": {
"builder": "@angular-devkit/build-angular:tslint",
"options": {
"tsConfig": "e2e/tsconfig.e2e.json",
"exclude": [
"**/node_modules/**"
]
}
}
}
}
},
"defaultProject": "ng-universal"
}
对于另一个文件（如tsconfig.json和ts文件），使用GitHub存储库中的相同文件
ng-universal material project
使用ng build项目时，通过 dist / app / browser 获得的构建成功，但是未在 dist / app / server 文件夹中生成。
但是在使用npm start时，在控制台上出现以下错误：
> The "path" argument must be of type string TypeError
> [ERR_INVALID_ARG_TYPE]: The "path" argument must be of type string
> at assertPath (path.js:28:11)
> at Object.resolve (path.js:211:7)
> at buildOptions.assets.map (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\@angular-devkit\build-angular\src\angular-cli-files\models\webpack-configs\common.js:101:32)
> at Array.map (<anonymous>)
> at Object.getCommonConfig (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\@angular-devkit\build-angular\src\angular-cli-files\models\webpack-configs\common.js:99:63)
> at BrowserBuilder.buildWebpackConfig (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\@angular-devkit\build-angular\src\browser\index.js:115:31)
> at MergeMapSubscriber._getBuilderConfig.pipe.concatMap [as project]
> (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\udk\angular\lib\udk-builder.js:195:33)
> at MergeMapSubscriber._tryNext (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\rxjs\internal\operators\mergeMap.js:122:27)
> at MergeMapSubscriber._next (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\rxjs\internal\operators\mergeMap.js:112:18)
> at MergeMapSubscriber.Subscriber.next (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\rxjs\internal\Subscriber.js:103:18)
> at MergeMapSubscriber.notifyNext (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\rxjs\internal\operators\mergeMap.js:141:26)
> at InnerSubscriber._next (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\rxjs\internal\InnerSubscriber.js:30:21)
> at InnerSubscriber.Subscriber.next (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\rxjs\internal\Subscriber.js:103:18)
> at MapSubscriber._next (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\@angular-devkit\build-angular\node_modules\rxjs\internal\operators\map.js:52:26)
> at MapSubscriber.Subscriber.next (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\@angular-devkit\build-angular\node_modules\rxjs\internal\Subscriber.js:64:18)
> at TapSubscriber._next (C:\biz\ai\code\June\new-code\customerapp\customer\node_modules\@angular-devkit\build-angular\node_modules\rxjs\internal\operators\tap.js:62:26)
我不知道我在哪里缺少路径。我的意思是不明白背后的确切问题是什么以及如何解决此错误。
非常感谢您的帮助。