webpack.config.js

const path = require('path')
const merge = require('webpack-merge')

module.exports.umdConfig = {
  mode: process.env.NODE_ENV || 'development',
  target: 'node',
  entry: './src/index.ts',
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'index.js',
    library: 'tsCreator',
    libraryTarget: 'umd'
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        loader: 'ts-loader',
        resolve: {
          extensions: ['.ts', '.tsx', '.js']
        }
      }
    ]
  }
}

module.exports.webConfig = merge(module.exports.umdConfig, {
  target: 'web',
  output: {
    filename: 'index.web.js'
  }
})

module.exports.standaloneConfig = merge(module.exports.umdConfig, {
  target: 'web',
  output: {
    filename: 'index.standalone.js'
  },
  externals: {
    typescript: 'ts',
    'prettier/standalone': 'prettier',
    'prettier/parser-typescript': {
      commonjs: '',
      commonjs2: 'prettier/parser-typescript',
      root: ['prettierPlugins', 'typescript']
    }
  }
})

module.exports.cliConfig = merge(module.exports.umdConfig, {
  entry: './src/cli.ts',
  node: false,
  output: {
    filename: 'cli.js',
    library: 'tsCreatorCli',
    libraryTarget: 'commonjs2'
  },
  externals: ['yargs', 'cardinal', 'prettier', 'get-stdin', './'],
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        loader: 'ts-loader',
        resolve: {
          extensions: ['.ts', '.tsx', '.js']
        },
        options: {
          compilerOptions: {
            strict: false,
            target: 'esnext',
            module: 'commonjs'
          }
        }
      }
    ]
  }
})

module.exports.coverageConfig = merge.strategy({
  module: 'replace'
})(module.exports.umdConfig, {
  devtool: 'inline-source-map',
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        rules: [
          {
            include: path.resolve(`src/`),
            exclude: [/node_modules/],
            loader: 'istanbul-instrumenter-loader',
            options: { esModules: true }
          },
          {
            loader: 'ts-loader'
          }
        ],
        resolve: {
          extensions: ['.ts', '.tsx', '.js']
        }
      }
    ]
  }
})