npm init

• "main": "lib/index.js",
• "files": ["src/", "lib/", "README.md"],

创建src, lib文件夹

创建.gitignore .npmignore

添加babel依赖配置

Usage Guide · Babel

dependencies:

npm install --save-dev @babel/core @babel/cli @babel/preset-env

config: babel.config.json

{
  "presets": [
    [
      "@babel/preset-env",
      {
        "targets": {
          "edge": "17",
          "firefox": "60",
          "chrome": "67",
          "safari": "11.1"
        },
        "useBuiltIns": "usage",
        "corejs": "3.6.5"
      }
    ]
  ]
}

compile:

./node_modules/.bin/babel src --out-dir lib or

npx babel src --out-dir lib

添加typescript编译依赖配置

@babel/preset-typescript · Babel

dependencies:

npm install --save-dev @babel/plugin-transform-typescript

npm install --save-dev @babel/preset-typescript

config: babel.config.json

{
    "presets": [
      [
        "@babel/preset-env",
        {
          "targets": {
            "edge": "17",
            "firefox": "60",
            "chrome": "67",
            "safari": "11.1"
          },
          "useBuiltIns": "usage",
          "corejs": "3.6.5"
        }
      ],
      "@babel/preset-typescript"
    ]
 }

compile:

./node_modules/.bin/babel src --out-dir lib --extensions ".ts" or

npx babel src --out-dir lib --extensions ".ts"

添加测试

Mocha - the fun, simple, flexible JavaScript test framework

添加文件夹 test

添加依赖：npm install --save-dev mocha

compile：

"scripts": {
  "test": "mocha --timeout 10000"
}
// 配置文件位置
"--recursive \\"./test/**/*.js\\""
//配置babel编译
"--require @babel/register"