Add worker loader to the examples

examples/webpack/config.js

@@ -19,16 +19,25 @@ module.exports = {
   context: src,
   target: 'web',
   entry: entry,
+  stats: 'minimal',
   module: {
     rules: [{
+      test: /\.js$/,
       use: {
         loader: 'buble-loader'
       },
-      test: /\.js$/,
       include: [
         path.join(__dirname, '..', '..', 'src'),
         path.join(__dirname, '..')
       ]
+    }, {
+      test: /\.js$/,
+      use: {
+        loader: path.join(__dirname, './worker-loader.js')
+      },
+      include: [
+        path.join(__dirname, '../../src/ol/worker')
+      ]
     }]
   },
   optimization: {

examples/webpack/worker-loader.js

@@ -0,0 +1,16 @@
+const build = require('../../tasks/serialize-workers').build;
+
+function loader() {
+  const callback = this.async();
+
+  build(this.resource, {minify: false})
+    .then(chunk => {
+      for (const filePath in chunk.modules) {
+        this.addDependency(filePath);
+      }
+      callback(null, chunk.code);
+    })
+    .catch(callback);
+}
+
+module.exports = loader;