feat: 🎸 Add packageSourceMaps option to WebpackPluginConfig

packages/plugin/webpack/src/Config.ts

@@ -84,6 +84,12 @@ export interface WebpackPluginConfig {
    * The webpack config for your main process
    */
   mainConfig: WebpackConfiguration | string;
+  /**
+   * In the event that webpack has been configured with `devtool: sourcemap` (or any other option
+   * which results in a `.map` file being generated), this option will cause it to not be
+   * packaged with your app.
+   */
+  ignoreSourcemap?: boolean;
   /**
    * Instructs webpack to emit a JSON file containing statistics about modules, the dependency
    * graph, and various other build information for the main process. This file is located in

packages/plugin/webpack/src/WebpackPlugin.ts

@@ -203,6 +203,10 @@ Your packaged app may be larger than expected if you dont ignore everything othe
         return true;
       }
 
+      if (this.config.ignoreSourcemap && /[^/\\]+\.js\.map$/.test(file)) {
+        return true;
+      }
+
       return !/^[/\\]\.webpack($|[/\\]).*$/.test(file);
     };
     return forgeConfig;

packages/plugin/webpack/test/WebpackPlugin_spec.ts

@@ -118,6 +118,18 @@ describe('WebpackPlugin', () => {
         expect(ignore(path.join('foo', 'bar', '.webpack', 'main', 'stats.json'))).to.equal(true);
         expect(ignore(path.join('foo', 'bar', '.webpack', 'renderer', 'stats.json'))).to.equal(true);
       });
+
+      it('ignores sourcemap files', async () => {
+        const webpackConfig = { ...baseConfig, ignoreSourcemap: true };
+        plugin = new WebpackPlugin(webpackConfig);
+        const config = await plugin.resolveForgeConfig({} as ForgeConfig);
+        const ignore = config.packagerConfig.ignore as IgnoreFunction;
+
+        expect(ignore(path.join('/.webpack', 'main', 'index.js'))).to.equal(false);
+        expect(ignore(path.join('/.webpack', 'main', 'index.js.map'))).to.equal(true);
+        expect(ignore(path.join('/.webpack', 'renderer', 'main_window', 'index.js'))).to.equal(false);
+        expect(ignore(path.join('/.webpack', 'renderer', 'main_window', 'index.js.map'))).to.equal(true);
+      });
     });
   });