I upgrade the current version of the project to Angular 4. And I get an error like Build:Cannot Find type definition file for 'mocha' in tsc file
I updated the project by following these steps.
npm install @ angular / common @latest @ angular / compiler @latest @ angular / compiler-cli @latest @ angular / core @latest @ angular / forms @latest @ angular / http @latest @ angular / platform-browser @latest @angular / platform-browser-dynamic @latest @ angular / platform-server @latest @ angular / router @latest @ angular / animations @latest typescript @latest --save
updated stypescript version to version 2.3.1
I am using the Visual Studio 2015 Update.
This is my package.json file
{
"name": "angular-quickstart",
"version": "1.0.0",
"scripts": {
"start": "tsc && concurrently \"tsc -w\" \"lite-server\" ",
"lite": "lite-server",
"postinstall": "typings install",
"tsc": "tsc",
"tsc:w": "tsc -w",
"typings": "typings",
"build:aot": "ngc -p tsconfig-aot.json && rollup -c rollup-config.js"
},
"licenses": [
{
"type": "MIT",
"url": "https://github.com/angular/angular.io/blob/master/LICENSE"
}
],
"dependencies": {
"@angular/animations": "^4.0.0",
"@angular/common": "^4.0.0",
"@angular/compiler": "^4.0.0",
"@angular/compiler-cli": "^4.0.0",
"@angular/core": "^4.0.0",
"@angular/forms": "^4.0.0",
"@angular/http": "^4.0.0",
"@angular/platform-browser": "^4.0.0",
"@angular/platform-browser-dynamic": "^4.0.0",
"@angular/platform-server": "^4.0.0",
"@angular/router": "^4.0.0",
"@angular/upgrade": "~4.1.1",
"angular-in-memory-web-api": "~0.3.2",
"bootstrap": "^3.3.7",
"core-js": "^2.4.1",
"mocha": "^3.1.2",
"reflect-metadata": "^0.1.8",
"rxjs": "^5.0.1",
"systemjs": "0.20.12",
"typescript": "^2.3.1",
"typings": "^1.5.0",
"zone.js": "^0.8.10"
},
"devDependencies": {
"@angular/compiler-cli": "^4.0.0",
"concurrently": "^3.0.0",
"lite-server": "^2.2.2",
"rollup": "^0.41.4",
"rollup-plugin-commonjs": "^8.0.2",
"rollup-plugin-node-resolve": "^3.0.0",
"rollup-plugin-uglify": "^1.0.1",
"typescript": "^2.2.0-dev.20170207",
"typings": "^2.1.1"
}
}