@dva-rn/dotenv

对应 react-native-config

使用方式

  yarn add @dva-rn/dotenv

create-react-app 使用 react-app-rewired

package.json

"scripts": {
    "start": "DVA_RN_DOTENV_PATH=.env react-app-rewired start",   // 使用 DVA_RN_DOTENV_PATH 指定环境变量参数
    "build": "DVA_RN_DOTENV_PATH=.env-a react-app-rewired build",
    "test": "react-app-rewired test",
    "eject": "react-app-rewired eject"
  },

config-overrides.js 文件

/*
 * @Description: 重写CRA
 * @Author: D__
 * @Date: 2019-07-16 16:59:19
 * @LastEditTime: 2019-08-20 12:49:28
 */
const {
  override,
  fixBabelImports,
  addWebpackAlias,
  babelInclude
} = require("customize-cra");
const { overrideDefinePlugin } = require("@dva-rn/dotenv/lib/dotenv");
const path = require('path');

module.exports = override(
  overrideDefinePlugin(),
  fixBabelImports("module-resolver", {
    alias: {
      "^react-native-config": "@dva-rn/dotenv"
    }
  }),
  addWebpackAlias({
    "react-native-config":"@dva-rn/dotenv"
  }),
  babelInclude([
    path.resolve('src'), // make sure you link your own source
    // any react-native modules you need babel to compile
    path.resolve('../lib'),
  ]),
);

完整例子

https://github.com/dva-rn/dotenv/tree/master/packages/demo