refactor: use Babel 7 & Webpack3 (via blocks)

.babelrc

@@ -0,0 +1,9 @@
+{
+  "presets": [
+    ["@babel/preset-env", {
+      "targets": {
+        "node": "6.10"
+      }
+    }]
+  ]
+}

.gitignore

@@ -7,3 +7,4 @@ typings/
 coverage/
 test/typescript/axios.js*
 sauce_connect.log
+dist

index.js

@@ -1 +1 @@
-module.exports = require('./lib/axios');
+module.exports = require('./dist/commonjs/axios');

package.json

@@ -6,7 +6,11 @@
   "scripts": {
     "test": "grunt test && bundlesize",
     "start": "node ./sandbox/server.js",
-    "build": "NODE_ENV=production grunt build",
+    "clean": "rimraf dist",
+    "cjs": "babel lib --out-dir dist/commonjs",
+    "browser": "NODE_ENV=production webpack",
+    "browser:dev": "webpack",
+    "build": "npm run clean && npm run cjs && npm run browser",
     "preversion": "npm test",
     "version": "npm run build && grunt version && git add -A dist && git add CHANGELOG.md bower.json package.json",
     "postversion": "git push && git push --tags",
@@ -31,6 +35,12 @@
   },
   "homepage": "https://github.com/axios/axios",
   "devDependencies": {
+    "@babel/core": "^7.0.0-beta.39",
+    "@babel/preset-env": "^7.0.0-beta.39",
+    "@webpack-blocks/babel": "^1.0.0-rc",
+    "@webpack-blocks/uglify": "^1.1.0",
+    "@webpack-blocks/webpack": "^1.0.0-rc",
+    "babel-cli": "^7.0.0-beta.3",
     "bundlesize": "^0.5.7",
     "coveralls": "^2.11.9",
     "es6-promise": "^4.0.5",
@@ -60,11 +70,10 @@
     "karma-webpack": "^1.7.0",
     "load-grunt-tasks": "^3.5.2",
     "minimist": "^1.2.0",
+    "rimraf": "^2.6.2",
     "sinon": "^1.17.4",
-    "webpack": "^1.13.1",
-    "webpack-dev-server": "^1.14.1",
     "url-search-params": "^0.6.1",
-    "typescript": "^2.0.3"
+    "webpack": "^3.10.0"
   },
   "browser": {
     "./lib/adapters/http.js": "./lib/adapters/xhr.js"

webpack.config.js

@@ -1,44 +1,56 @@
-var webpack = require('webpack');
-var config = {};
+const {
+  addPlugins,
+  createConfig,
+  defineConstants,
+  entryPoint,
+  env,
+  setOutput,
+  sourceMaps,
+  resolve
+} = require('@webpack-blocks/webpack')
+const babel = require('@webpack-blocks/babel')
+const uglify = require('@webpack-blocks/uglify')
 
-function generateConfig(name) {
-  var uglify = name.indexOf('min') > -1;
-  var config = {
-    entry: './index.js',
-    output: {
-      path: 'dist/',
-      filename: name + '.js',
-      sourceMapFilename: name + '.map',
-      library: 'axios',
-      libraryTarget: 'umd'
-    },
-    node: {
-      process: false
-    },
-    devtool: 'source-map'
-  };
+const path = require('path')
 
-  config.plugins = [
-    new webpack.DefinePlugin({
-      'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV)
+module.exports = createConfig([
+  entryPoint('./lib/axios.js'),
+  setOutput({
+    path: path.resolve(__dirname, 'dist/browser'),
+    filename: 'bundle.js',
+    library: 'axios',
+    libraryTarget: 'var'
+  }),
+  defineConstants({
+    'process.env.NODE_ENV': process.env.NODE_ENV || 'development',
+    'process.env.TARGET_ENV': 'browser'
+  }),
+  babel({
+    presets: [
+      ['@babel/env', { targets: 'last 2 versions, ie 11', modules: false }]
+    ]
+  }),
+  env('production', [
+    setOutput({
+      filename: 'bundle.min.js'
+    }),
+    uglify()
+  ]),
+  env('development', [
+    uglify({
+      uglifyOptions: {
+        output: {
+          beautify: false,
+          preserve_line: true
+        },
+        mangle: false
+      }
     })
-  ];
-
-  if (uglify) {
-    config.plugins.push(
-      new webpack.optimize.UglifyJsPlugin({
-        compressor: {
-          warnings: false
-        }
-      })
-    );
-  }
-
-  return config;
-}
-
-['axios', 'axios.min'].forEach(function (key) {
-  config[key] = generateConfig(key);
-});
-
-module.exports = config;
+  ]),
+  // TODO: tree shaking instead of explicit replace
+  resolve({
+    alias: {
+      './adapters/http': path.resolve(__dirname, 'lib/adapters/xhr')
+    }
+  })
+])