package.json配置详解
默认的package.json文件直接使用命令:npm init --yes生成
{
"name": "pingdingshan",
"version": "1.0.0",
"description": "",
"main": "index.js",
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"author": "",
"license": "ISC"
}
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name:包名字
version:包版本,x.x.x的格式,符合语义化版本规则
description:一些描述信息
main:入口文件,一般是index.js
scripts:指定了运行脚本命令的npm命令行缩写,默认是空的test
author:作者信息
license:许可证,默认是ISC、有的默认是MIT
npm run 可列出package.json中scripts的所有脚本命令
npm run test就会执行:echo “Error: no test specified” && exit 1
以我们公司项目的package.json文件部分为例:
{
"name": "h5-components",
"version": "1.2.0",
"description": "",
"main": "./lib/index",
"module": "./es/index",
"files": [
"lib",
"es",
"dist",
"assets"
],
"repository": "http://.../h5-components.git",
"homepage": "http://...",
"author": "",
"license": "MIT",
"scripts": {
"dll": "webpack --config webpack.dll.config.js",
"rccompile": "rc-tools run compile --babel-runtime --copy-files",
"dev": "webpack-dev-server --env.api dev",
"rcdist": "rc-tools run dist",
"ucs": "yarn upgrade h5-css",
"rclint": "rc-tools run lint",
"build": "yarn rccompile && git add . && git commit -m '[compile]' && git pull && git push"
},
"config": {
"port": 8089,
"entry": {
"h5-components": [
"./index.js"
]
}
},
"dependencies": {
"antd-mobile": "^2.2.0",
"classnames": "^2.2.1",
"exif-js": "^2.3.0"
},
"devDependencies": {
"file-loader": "^1.1.5",
"less-loader": "^4.1.0",
"lodash": "^4.17.4",
"lodash-webpack-plugin": "^0.11.4",
"mini-css-extract-plugin": "^0.4.1"
},
"sideEffects": [
"*.scss"
],
"browserslist": [
"iOS >= 8",
"Firefox >= 20",
"Android > 4.2",
"> 1%",
"last 2 versions",
"not ie <= 10"
]
}
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module:es6编译入口文件
main:es5编译入口文件
files:包含在项目中的文件(夹)数组,可以声明一个.gitignore来忽略部分文件
repository:项目代码存放的地方
homepage: 项目主页url,(包的官网)
config:字段用于添加命令行的环境变量。
dependencies:在生产环境中需要用到的依赖
devDependencies:在开发、测试环境中用到的依赖
sideEffects:如果没有这个值,打包时会出错,参照css issue
browserslist:指定该模板供浏览器使用的版本
bugs:填写一个bug提交地址,便于用户反馈