Webpack & Typescript - falied when import object using path mapping

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I am trying to import an object using path mapping.

When compiling using tsc it compiled successfully but when I try to compile using webpack I get the error message:

Module not found: Error: Can't resolve '@generated/generatedModel' in 'C:\Dev\Work\testTs\src'.

The problem occurred only when trying to import an object.

Importing interfaces is working as desired.

Project structure:

├── generated
│   ├── generatedInterface.ts
│   └── generatedModel.ts
├── package.json
├── src
│   ├── index.html
│   └── index.ts
├── tsconfig.json
└── webpack.config.js

The imported model that cause the build to fail - generatedModel.ts:

export const data = {
    x: 3
}

index.ts:

import {Iinterface} from "@generated/generatedInterface"
import {data} from "@generated/generatedModel"

const foo2 = (x:Iinterface) => x.x + data.x;

tsconfig:

{
  "compilerOptions": {
    "target": "es5",                         
    "module": "commonjs",
    "strict": true,                           
    "baseUrl": ".",
    "paths": {
      "@generated/*": [
        "./generated/*"
      ]
    },
    "esModuleInterop": true,                  
    "skipLibCheck": true,                     
    "forceConsistentCasingInFileNames": true  
  }
}

webpack config:

const path = require('path');

module.exports = {
  entry: './src/index.ts',
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: 'babel-loader',
        exclude: /node_modules/,
      },
    ],
  },
  resolve: {
    extensions: [ '.tsx', '.ts', '.js' ],
  },
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist'),
  },
};

Trying to compile using ts-loader - the compilation failed.

package.json:

{
  "name": "testTs",
  "version": "1.0.0",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "description": "",
  "devDependencies": {
    "@babel/core": "^7.12.7",
    "@babel/preset-env": "^7.12.7",
    "@babel/preset-typescript": "^7.12.7",
    "babel-loader": "^8.2.1",
    "ts-loader": "^8.0.11",
    "typescript": "^4.1.2",
    "webpack": "^5.6.0",
    "webpack-cli": "^4.2.0"
  },
  "babel": {
    "presets": [
      "@babel/preset-env",
      "@babel/preset-typescript"
    ]   
  }
}

Can you help please?

Thanks!!

0 Answers
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