vue-cli项目配置多环境的详细操作过程

"scripts": {
  "dev": "cross-env NODE_ENV=online node build/dev-server.js --host 192.168.1.8",
  "local": "cross-env NODE_ENV=local node build/dev-server.js",
  "build": "node build/build.js",
  "build:prod": "cross-env NODE_ENV=production env_config=prod node build/build.js",
  "build:sit": "cross-env NODE_ENV=production env_config=sit node build/build.js"
 },

/config/dev.env.js (开发环境)

module.exports = {
 NODE_ENV: '"development"',
 ENV_CONFIG: '"dev"',
 BASE_API: '"http://192.168.1.7"' // 这里是后端和后端做开发测试
}
/config/sit.env.js (测试环境,测试服)

module.exports = {
 NODE_ENV: '"production"',
 ENV_CONFIG: '"sit"',
 BASE_API: '"http://test.todomore."'
}
/config/prod.env.js (生产环境,正式服)

module.exports = {
 NODE_ENV: '"production"',
 ENV_CONFIG: '"prod"',
 BASE_API: '"http://.todomore."'
}

var path = require("path")

module.exports = {
 // 开发环境配置
 dev: {
  assetsSubDirectory: "static",
  assetsPublicPath: "/",
  port: 7127,
  // context: [
  //  //代理路径
  //  "/shopping",
  // ],
  // proxypath: "http://localhost:7127",
  cssSourceMap: false
 },
 // 生产环境配置
 build: {
  index: path.resolve(__dirname, "../../../public/store/index.html"),
  assetsRoot: path.resolve(__dirname, "../../../public/store"),
  assetsSubDirectory: "static",
  assetsPublicPath: "/store/",
  productionSourceMap: true,
  // Surge or Netlify already gzip all static assets for you.
  // Before setting to `true`, make sure to:
  // npm install --save-dev pression-webpack-plugin
  productionGzip: false,
  productionGzipExtensions: ["js", "css"]
 }
}

npm install --save cross-env

// const env = require('../config/prod.env')

const env = require("../config/" + process.env.env_config + ".env")

js const spinner = ora("building for prod....") 

js const spinner = ora("building for " + process.env.env_config)

# 生产环境(正式服)
npm run build:prod
# 测试环境(测试服)
npm run build:sit

index: path.resolve(__dirname, '../dist/index.html'), // 入口文件路径
  assetsRoot: path.resolve(__dirname, '../dist'), // 生成在/dist
  assetsSubDirectory: 'static',          // 资源子目录
  assetsPublicPath: '/',             // 资源公共路径