tsconfig.json

{
  "compilerOptions": {
    // types option has been previously configured
    "types": [
      // add node as an option
      "node", "jest"
    ],
    "module": "commonjs",   //指定生成哪个模块系统代码
    "target": "es2017",
    "lib": [
      "es2015",
      "es2016",
      "es2017",
      "esnext.asynciterable"
    ],
    "noImplicitAny": false, //在表达式和声明上有隐含的'any'类型时报错。
    "noImplicitThis": false,
    "inlineSourceMap": true,
    "skipLibCheck": true,


    "rootDirs": ["."],      //仅用来控制输出的目录结构--outDir。
    "outDir":"./dist",     //重定向输出目录。
    "experimentalDecorators":true,
    "emitDecoratorMetadata": true,
    "moduleResolution": "node",
    "watch":false            //在监视模式下运行编译器。会监视输出文件，在它们改变时重新编译。
  },
  "include":[
    "./src/lib/**/*.ts",
    "./src/index.ts"
  ],
  "exclude": [
    "./dist/**/*.*",
    "node_modules",
    "./src/tests/**/*.*"
  ]
}