[英]Can't import aws-sdk using webpack, and npm installed aws-sdk
我在導入aws-sdk(或使用webpack構建它)時遇到問題
我的代碼是
var config = require('./config')
var AWS = require('aws-sdk');
AWS.config.region = config.region;
這會導致構建錯誤:
./node_modules/aws-sdk/apis/cognito-identity-2014-06-30.min.json中的錯誤模塊解析失敗:在'module.exports = {“v ..附近解析時,位置0的JSON中出現意外的令牌m ''您可能需要一個合適的加載器來處理這種文件類型。
多次。
如果我使用代碼
var config = require('./config')
var AWS = require('aws-sdk/dist/aws-sdk');
AWS.config.region = config.region;
我得到一個控制台錯誤
未捕獲的TypeError:無法設置未定義的屬性“region”
我的webpack文件是:
module.exports = {
entry: 'entry.js',
// Place output files in `./dist/my-app.js`
output: {
path: __dirname + '/dist',
filename: 'my-app.js'
},
resolve: {.
extensions: [ '.js', '.json', '.jsx'].
},
module: {
rules: [
{
test: /\.json$/,
loader: 'json-loader'
}
]
}
};
我的package.json是:
{
"private": true,
"dependencies": {
"amazon-cognito-identity-js": "^2.0.9",
"aws-sdk": "^2.261.1",
"crypto-browserify": "^3.12.0",
"js-cookie": "^2.2.0",
"webpack-dev-server": "^3.1.4"
},
"devDependencies": {
"json-loader": "^0.5.7",
"webpack": "^4.12.0",
"webpack-cli": "^3.0.8"
},
"scripts": {
"build": "webpack --mode development",
"serve": "webpack-dev-server --mode development --port 3000"
}
}
目前Webpack存在一個未解決的問題: https : //github.com/webpack/webpack/issues/7082
添加type: 'javascript/auto'
到你的Webpack配置為json文件解決它暫時:
{
type: 'javascript/auto',
test: /\.json$/,
use: 'json-loader'
},
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